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7Uses of Interface org.apache.hadoop.io.Writable (Hadoop 0.20.1 API)
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83<H2>
84<B>Uses of Interface<br>org.apache.hadoop.io.Writable</B></H2>
85</CENTER>
86
87<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
88<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
89<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
90Packages that use <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></FONT></TH>
91</TR>
92<TR BGCOLOR="white" CLASS="TableRowColor">
93<TD><A HREF="#org.apache.hadoop.conf"><B>org.apache.hadoop.conf</B></A></TD>
94<TD>Configuration of system parameters.&nbsp;</TD>
95</TR>
96<TR BGCOLOR="white" CLASS="TableRowColor">
97<TD><A HREF="#org.apache.hadoop.contrib.index.example"><B>org.apache.hadoop.contrib.index.example</B></A></TD>
98<TD>&nbsp;&nbsp;</TD>
99</TR>
100<TR BGCOLOR="white" CLASS="TableRowColor">
101<TD><A HREF="#org.apache.hadoop.contrib.index.mapred"><B>org.apache.hadoop.contrib.index.mapred</B></A></TD>
102<TD>&nbsp;&nbsp;</TD>
103</TR>
104<TR BGCOLOR="white" CLASS="TableRowColor">
105<TD><A HREF="#org.apache.hadoop.contrib.utils.join"><B>org.apache.hadoop.contrib.utils.join</B></A></TD>
106<TD>&nbsp;&nbsp;</TD>
107</TR>
108<TR BGCOLOR="white" CLASS="TableRowColor">
109<TD><A HREF="#org.apache.hadoop.examples"><B>org.apache.hadoop.examples</B></A></TD>
110<TD>Hadoop example code.&nbsp;</TD>
111</TR>
112<TR BGCOLOR="white" CLASS="TableRowColor">
113<TD><A HREF="#org.apache.hadoop.fs"><B>org.apache.hadoop.fs</B></A></TD>
114<TD>An abstract file system API.&nbsp;</TD>
115</TR>
116<TR BGCOLOR="white" CLASS="TableRowColor">
117<TD><A HREF="#org.apache.hadoop.fs.permission"><B>org.apache.hadoop.fs.permission</B></A></TD>
118<TD>&nbsp;&nbsp;</TD>
119</TR>
120<TR BGCOLOR="white" CLASS="TableRowColor">
121<TD><A HREF="#org.apache.hadoop.io"><B>org.apache.hadoop.io</B></A></TD>
122<TD>Generic i/o code for use when reading and writing data to the network,
123to databases, and to files.&nbsp;</TD>
124</TR>
125<TR BGCOLOR="white" CLASS="TableRowColor">
126<TD><A HREF="#org.apache.hadoop.io.serializer"><B>org.apache.hadoop.io.serializer</B></A></TD>
127<TD>
128This package provides a mechanism for using different serialization frameworks
129in Hadoop.&nbsp;</TD>
130</TR>
131<TR BGCOLOR="white" CLASS="TableRowColor">
132<TD><A HREF="#org.apache.hadoop.ipc"><B>org.apache.hadoop.ipc</B></A></TD>
133<TD>Tools to help define network clients and servers.&nbsp;</TD>
134</TR>
135<TR BGCOLOR="white" CLASS="TableRowColor">
136<TD><A HREF="#org.apache.hadoop.mapred"><B>org.apache.hadoop.mapred</B></A></TD>
137<TD>A software framework for easily writing applications which process vast
138amounts of data (multi-terabyte data-sets) parallelly on large clusters
139(thousands of nodes) built of commodity hardware in a reliable, fault-tolerant
140manner.&nbsp;</TD>
141</TR>
142<TR BGCOLOR="white" CLASS="TableRowColor">
143<TD><A HREF="#org.apache.hadoop.mapred.join"><B>org.apache.hadoop.mapred.join</B></A></TD>
144<TD>Given a set of sorted datasets keyed with the same class and yielding equal
145partitions, it is possible to effect a join of those datasets prior to the map.&nbsp;</TD>
146</TR>
147<TR BGCOLOR="white" CLASS="TableRowColor">
148<TD><A HREF="#org.apache.hadoop.mapred.lib"><B>org.apache.hadoop.mapred.lib</B></A></TD>
149<TD>Library of generally useful mappers, reducers, and partitioners.&nbsp;</TD>
150</TR>
151<TR BGCOLOR="white" CLASS="TableRowColor">
152<TD><A HREF="#org.apache.hadoop.mapred.lib.aggregate"><B>org.apache.hadoop.mapred.lib.aggregate</B></A></TD>
153<TD>Classes for performing various counting and aggregations.&nbsp;</TD>
154</TR>
155<TR BGCOLOR="white" CLASS="TableRowColor">
156<TD><A HREF="#org.apache.hadoop.mapred.lib.db"><B>org.apache.hadoop.mapred.lib.db</B></A></TD>
157<TD>org.apache.hadoop.mapred.lib.db Package&nbsp;</TD>
158</TR>
159<TR BGCOLOR="white" CLASS="TableRowColor">
160<TD><A HREF="#org.apache.hadoop.mapreduce"><B>org.apache.hadoop.mapreduce</B></A></TD>
161<TD>&nbsp;&nbsp;</TD>
162</TR>
163<TR BGCOLOR="white" CLASS="TableRowColor">
164<TD><A HREF="#org.apache.hadoop.record"><B>org.apache.hadoop.record</B></A></TD>
165<TD>Hadoop record I/O contains classes and a record description language
166  translator for simplifying serialization and deserialization of records in a
167  language-neutral manner.&nbsp;</TD>
168</TR>
169<TR BGCOLOR="white" CLASS="TableRowColor">
170<TD><A HREF="#org.apache.hadoop.record.meta"><B>org.apache.hadoop.record.meta</B></A></TD>
171<TD>&nbsp;&nbsp;</TD>
172</TR>
173<TR BGCOLOR="white" CLASS="TableRowColor">
174<TD><A HREF="#org.apache.hadoop.security"><B>org.apache.hadoop.security</B></A></TD>
175<TD>&nbsp;&nbsp;</TD>
176</TR>
177<TR BGCOLOR="white" CLASS="TableRowColor">
178<TD><A HREF="#org.apache.hadoop.util"><B>org.apache.hadoop.util</B></A></TD>
179<TD>Common utilities.&nbsp;</TD>
180</TR>
181<TR BGCOLOR="white" CLASS="TableRowColor">
182<TD><A HREF="#org.apache.hadoop.util.bloom"><B>org.apache.hadoop.util.bloom</B></A></TD>
183<TD>&nbsp;&nbsp;</TD>
184</TR>
185</TABLE>
186&nbsp;
187<P>
188<A NAME="org.apache.hadoop.conf"><!-- --></A>
189<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
190<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
191<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
192Uses of <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A> in <A HREF="../../../../../org/apache/hadoop/conf/package-summary.html">org.apache.hadoop.conf</A></FONT></TH>
193</TR>
194</TABLE>
195&nbsp;
196<P>
197
198<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
199<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
200<TH ALIGN="left" COLSPAN="2">Classes in <A HREF="../../../../../org/apache/hadoop/conf/package-summary.html">org.apache.hadoop.conf</A> that implement <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></FONT></TH>
201</TR>
202<TR BGCOLOR="white" CLASS="TableRowColor">
203<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
204<CODE>&nbsp;class</CODE></FONT></TD>
205<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/conf/Configuration.html" title="class in org.apache.hadoop.conf">Configuration</A></B></CODE>
206
207<BR>
208&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Provides access to configuration parameters.</TD>
209</TR>
210</TABLE>
211&nbsp;
212<P>
213<A NAME="org.apache.hadoop.contrib.index.example"><!-- --></A>
214<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
215<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
216<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
217Uses of <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A> in <A HREF="../../../../../org/apache/hadoop/contrib/index/example/package-summary.html">org.apache.hadoop.contrib.index.example</A></FONT></TH>
218</TR>
219</TABLE>
220&nbsp;
221<P>
222
223<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
224<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
225<TH ALIGN="left" COLSPAN="2">Classes in <A HREF="../../../../../org/apache/hadoop/contrib/index/example/package-summary.html">org.apache.hadoop.contrib.index.example</A> that implement <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></FONT></TH>
226</TR>
227<TR BGCOLOR="white" CLASS="TableRowColor">
228<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
229<CODE>&nbsp;class</CODE></FONT></TD>
230<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/contrib/index/example/LineDocTextAndOp.html" title="class in org.apache.hadoop.contrib.index.example">LineDocTextAndOp</A></B></CODE>
231
232<BR>
233&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;This class represents an operation.</TD>
234</TR>
235</TABLE>
236&nbsp;
237<P>
238<A NAME="org.apache.hadoop.contrib.index.mapred"><!-- --></A>
239<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
240<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
241<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
242Uses of <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A> in <A HREF="../../../../../org/apache/hadoop/contrib/index/mapred/package-summary.html">org.apache.hadoop.contrib.index.mapred</A></FONT></TH>
243</TR>
244</TABLE>
245&nbsp;
246<P>
247
248<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
249<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
250<TH ALIGN="left" COLSPAN="2">Classes in <A HREF="../../../../../org/apache/hadoop/contrib/index/mapred/package-summary.html">org.apache.hadoop.contrib.index.mapred</A> with type parameters of type <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></FONT></TH>
251</TR>
252<TR BGCOLOR="white" CLASS="TableRowColor">
253<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
254<CODE>&nbsp;interface</CODE></FONT></TD>
255<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/contrib/index/mapred/ILocalAnalysis.html" title="interface in org.apache.hadoop.contrib.index.mapred">ILocalAnalysis&lt;K extends WritableComparable,V extends Writable&gt;</A></B></CODE>
256
257<BR>
258&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Application specific local analysis.</TD>
259</TR>
260<TR BGCOLOR="white" CLASS="TableRowColor">
261<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
262<CODE>&nbsp;class</CODE></FONT></TD>
263<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/contrib/index/mapred/IndexUpdateMapper.html" title="class in org.apache.hadoop.contrib.index.mapred">IndexUpdateMapper&lt;K extends WritableComparable,V extends Writable&gt;</A></B></CODE>
264
265<BR>
266&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;This class applies local analysis on a key-value pair and then convert the
267 result docid-operation pair to a shard-and-intermediate form pair.</TD>
268</TR>
269</TABLE>
270&nbsp;
271<P>
272
273<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
274<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
275<TH ALIGN="left" COLSPAN="2">Classes in <A HREF="../../../../../org/apache/hadoop/contrib/index/mapred/package-summary.html">org.apache.hadoop.contrib.index.mapred</A> that implement <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></FONT></TH>
276</TR>
277<TR BGCOLOR="white" CLASS="TableRowColor">
278<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
279<CODE>&nbsp;class</CODE></FONT></TD>
280<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/contrib/index/mapred/DocumentAndOp.html" title="class in org.apache.hadoop.contrib.index.mapred">DocumentAndOp</A></B></CODE>
281
282<BR>
283&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;This class represents an indexing operation.</TD>
284</TR>
285<TR BGCOLOR="white" CLASS="TableRowColor">
286<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
287<CODE>&nbsp;class</CODE></FONT></TD>
288<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/contrib/index/mapred/DocumentID.html" title="class in org.apache.hadoop.contrib.index.mapred">DocumentID</A></B></CODE>
289
290<BR>
291&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;The class represents a document id, which is of type text.</TD>
292</TR>
293<TR BGCOLOR="white" CLASS="TableRowColor">
294<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
295<CODE>&nbsp;class</CODE></FONT></TD>
296<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/contrib/index/mapred/IntermediateForm.html" title="class in org.apache.hadoop.contrib.index.mapred">IntermediateForm</A></B></CODE>
297
298<BR>
299&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;An intermediate form for one or more parsed Lucene documents and/or
300 delete terms.</TD>
301</TR>
302<TR BGCOLOR="white" CLASS="TableRowColor">
303<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
304<CODE>&nbsp;class</CODE></FONT></TD>
305<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/contrib/index/mapred/Shard.html" title="class in org.apache.hadoop.contrib.index.mapred">Shard</A></B></CODE>
306
307<BR>
308&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;This class represents the metadata of a shard.</TD>
309</TR>
310</TABLE>
311&nbsp;
312<P>
313
314<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
315<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
316<TH ALIGN="left" COLSPAN="2">Methods in <A HREF="../../../../../org/apache/hadoop/contrib/index/mapred/package-summary.html">org.apache.hadoop.contrib.index.mapred</A> that return types with arguments of type <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></FONT></TH>
317</TR>
318<TR BGCOLOR="white" CLASS="TableRowColor">
319<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
320<CODE>static&nbsp;<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</A>&lt;? extends <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&gt;</CODE></FONT></TD>
321<TD><CODE><B>IndexUpdateMapper.</B><B><A HREF="../../../../../org/apache/hadoop/contrib/index/mapred/IndexUpdateMapper.html#getMapOutputValueClass()">getMapOutputValueClass</A></B>()</CODE>
322
323<BR>
324&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Get the map output value class.</TD>
325</TR>
326<TR BGCOLOR="white" CLASS="TableRowColor">
327<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
328<CODE>static&nbsp;<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</A>&lt;? extends <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&gt;</CODE></FONT></TD>
329<TD><CODE><B>IndexUpdateReducer.</B><B><A HREF="../../../../../org/apache/hadoop/contrib/index/mapred/IndexUpdateReducer.html#getOutputValueClass()">getOutputValueClass</A></B>()</CODE>
330
331<BR>
332&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Get the reduce output value class.</TD>
333</TR>
334</TABLE>
335&nbsp;
336<P>
337<A NAME="org.apache.hadoop.contrib.utils.join"><!-- --></A>
338<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
339<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
340<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
341Uses of <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A> in <A HREF="../../../../../org/apache/hadoop/contrib/utils/join/package-summary.html">org.apache.hadoop.contrib.utils.join</A></FONT></TH>
342</TR>
343</TABLE>
344&nbsp;
345<P>
346
347<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
348<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
349<TH ALIGN="left" COLSPAN="2">Classes in <A HREF="../../../../../org/apache/hadoop/contrib/utils/join/package-summary.html">org.apache.hadoop.contrib.utils.join</A> that implement <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></FONT></TH>
350</TR>
351<TR BGCOLOR="white" CLASS="TableRowColor">
352<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
353<CODE>&nbsp;class</CODE></FONT></TD>
354<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/contrib/utils/join/TaggedMapOutput.html" title="class in org.apache.hadoop.contrib.utils.join">TaggedMapOutput</A></B></CODE>
355
356<BR>
357&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;This abstract class serves as the base class for the values that
358 flow from the mappers to the reducers in a data join job.</TD>
359</TR>
360</TABLE>
361&nbsp;
362<P>
363
364<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
365<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
366<TH ALIGN="left" COLSPAN="2">Methods in <A HREF="../../../../../org/apache/hadoop/contrib/utils/join/package-summary.html">org.apache.hadoop.contrib.utils.join</A> that return <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></FONT></TH>
367</TR>
368<TR BGCOLOR="white" CLASS="TableRowColor">
369<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
370<CODE>abstract &nbsp;<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></CODE></FONT></TD>
371<TD><CODE><B>TaggedMapOutput.</B><B><A HREF="../../../../../org/apache/hadoop/contrib/utils/join/TaggedMapOutput.html#getData()">getData</A></B>()</CODE>
372
373<BR>
374&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
375</TR>
376</TABLE>
377&nbsp;
378<P>
379<A NAME="org.apache.hadoop.examples"><!-- --></A>
380<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
381<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
382<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
383Uses of <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A> in <A HREF="../../../../../org/apache/hadoop/examples/package-summary.html">org.apache.hadoop.examples</A></FONT></TH>
384</TR>
385</TABLE>
386&nbsp;
387<P>
388
389<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
390<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
391<TH ALIGN="left" COLSPAN="2">Classes in <A HREF="../../../../../org/apache/hadoop/examples/package-summary.html">org.apache.hadoop.examples</A> that implement <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></FONT></TH>
392</TR>
393<TR BGCOLOR="white" CLASS="TableRowColor">
394<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
395<CODE>static&nbsp;class</CODE></FONT></TD>
396<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/examples/MultiFileWordCount.WordOffset.html" title="class in org.apache.hadoop.examples">MultiFileWordCount.WordOffset</A></B></CODE>
397
398<BR>
399&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;This record keeps &lt;filename,offset&gt; pairs.</TD>
400</TR>
401<TR BGCOLOR="white" CLASS="TableRowColor">
402<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
403<CODE>static&nbsp;class</CODE></FONT></TD>
404<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/examples/SecondarySort.IntPair.html" title="class in org.apache.hadoop.examples">SecondarySort.IntPair</A></B></CODE>
405
406<BR>
407&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Define a pair of integers that are writable.</TD>
408</TR>
409<TR BGCOLOR="white" CLASS="TableRowColor">
410<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
411<CODE>static&nbsp;class</CODE></FONT></TD>
412<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/examples/SleepJob.EmptySplit.html" title="class in org.apache.hadoop.examples">SleepJob.EmptySplit</A></B></CODE>
413
414<BR>
415&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
416</TR>
417</TABLE>
418&nbsp;
419<P>
420
421<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
422<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
423<TH ALIGN="left" COLSPAN="2">Method parameters in <A HREF="../../../../../org/apache/hadoop/examples/package-summary.html">org.apache.hadoop.examples</A> with type arguments of type <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></FONT></TH>
424</TR>
425<TR BGCOLOR="white" CLASS="TableRowColor">
426<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
427<CODE>&nbsp;void</CODE></FONT></TD>
428<TD><CODE><B>PiEstimator.PiReducer.</B><B><A HREF="../../../../../org/apache/hadoop/examples/PiEstimator.PiReducer.html#reduce(org.apache.hadoop.io.BooleanWritable, java.util.Iterator, org.apache.hadoop.mapred.OutputCollector, org.apache.hadoop.mapred.Reporter)">reduce</A></B>(<A HREF="../../../../../org/apache/hadoop/io/BooleanWritable.html" title="class in org.apache.hadoop.io">BooleanWritable</A>&nbsp;isInside,
429       <A HREF="http://java.sun.com/javase/6/docs/api/java/util/Iterator.html?is-external=true" title="class or interface in java.util">Iterator</A>&lt;<A HREF="../../../../../org/apache/hadoop/io/LongWritable.html" title="class in org.apache.hadoop.io">LongWritable</A>&gt;&nbsp;values,
430       <A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A>&lt;<A HREF="../../../../../org/apache/hadoop/io/WritableComparable.html" title="interface in org.apache.hadoop.io">WritableComparable</A>&lt;?&gt;,<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&gt;&nbsp;output,
431       <A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A>&nbsp;reporter)</CODE>
432
433<BR>
434&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Accumulate number of points inside/outside results from the mappers.</TD>
435</TR>
436</TABLE>
437&nbsp;
438<P>
439<A NAME="org.apache.hadoop.fs"><!-- --></A>
440<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
441<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
442<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
443Uses of <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A> in <A HREF="../../../../../org/apache/hadoop/fs/package-summary.html">org.apache.hadoop.fs</A></FONT></TH>
444</TR>
445</TABLE>
446&nbsp;
447<P>
448
449<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
450<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
451<TH ALIGN="left" COLSPAN="2">Classes in <A HREF="../../../../../org/apache/hadoop/fs/package-summary.html">org.apache.hadoop.fs</A> that implement <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></FONT></TH>
452</TR>
453<TR BGCOLOR="white" CLASS="TableRowColor">
454<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
455<CODE>&nbsp;class</CODE></FONT></TD>
456<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/fs/BlockLocation.html" title="class in org.apache.hadoop.fs">BlockLocation</A></B></CODE>
457
458<BR>
459&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
460</TR>
461<TR BGCOLOR="white" CLASS="TableRowColor">
462<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
463<CODE>&nbsp;class</CODE></FONT></TD>
464<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/fs/ContentSummary.html" title="class in org.apache.hadoop.fs">ContentSummary</A></B></CODE>
465
466<BR>
467&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Store the summary of a content (a directory or a file).</TD>
468</TR>
469<TR BGCOLOR="white" CLASS="TableRowColor">
470<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
471<CODE>&nbsp;class</CODE></FONT></TD>
472<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/fs/FileChecksum.html" title="class in org.apache.hadoop.fs">FileChecksum</A></B></CODE>
473
474<BR>
475&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;An abstract class representing file checksums for files.</TD>
476</TR>
477<TR BGCOLOR="white" CLASS="TableRowColor">
478<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
479<CODE>&nbsp;class</CODE></FONT></TD>
480<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/fs/FileStatus.html" title="class in org.apache.hadoop.fs">FileStatus</A></B></CODE>
481
482<BR>
483&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Interface that represents the client side information for a file.</TD>
484</TR>
485<TR BGCOLOR="white" CLASS="TableRowColor">
486<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
487<CODE>&nbsp;class</CODE></FONT></TD>
488<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/fs/MD5MD5CRC32FileChecksum.html" title="class in org.apache.hadoop.fs">MD5MD5CRC32FileChecksum</A></B></CODE>
489
490<BR>
491&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;MD5 of MD5 of CRC32.</TD>
492</TR>
493</TABLE>
494&nbsp;
495<P>
496<A NAME="org.apache.hadoop.fs.permission"><!-- --></A>
497<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
498<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
499<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
500Uses of <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A> in <A HREF="../../../../../org/apache/hadoop/fs/permission/package-summary.html">org.apache.hadoop.fs.permission</A></FONT></TH>
501</TR>
502</TABLE>
503&nbsp;
504<P>
505
506<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
507<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
508<TH ALIGN="left" COLSPAN="2">Classes in <A HREF="../../../../../org/apache/hadoop/fs/permission/package-summary.html">org.apache.hadoop.fs.permission</A> that implement <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></FONT></TH>
509</TR>
510<TR BGCOLOR="white" CLASS="TableRowColor">
511<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
512<CODE>&nbsp;class</CODE></FONT></TD>
513<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/fs/permission/FsPermission.html" title="class in org.apache.hadoop.fs.permission">FsPermission</A></B></CODE>
514
515<BR>
516&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A class for file/directory permissions.</TD>
517</TR>
518<TR BGCOLOR="white" CLASS="TableRowColor">
519<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
520<CODE>&nbsp;class</CODE></FONT></TD>
521<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/fs/permission/PermissionStatus.html" title="class in org.apache.hadoop.fs.permission">PermissionStatus</A></B></CODE>
522
523<BR>
524&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Store permission related information.</TD>
525</TR>
526</TABLE>
527&nbsp;
528<P>
529<A NAME="org.apache.hadoop.io"><!-- --></A>
530<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
531<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
532<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
533Uses of <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A> in <A HREF="../../../../../org/apache/hadoop/io/package-summary.html">org.apache.hadoop.io</A></FONT></TH>
534</TR>
535</TABLE>
536&nbsp;
537<P>
538
539<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
540<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
541<TH ALIGN="left" COLSPAN="2">Subinterfaces of <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A> in <A HREF="../../../../../org/apache/hadoop/io/package-summary.html">org.apache.hadoop.io</A></FONT></TH>
542</TR>
543<TR BGCOLOR="white" CLASS="TableRowColor">
544<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
545<CODE>&nbsp;interface</CODE></FONT></TD>
546<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/io/WritableComparable.html" title="interface in org.apache.hadoop.io">WritableComparable&lt;T&gt;</A></B></CODE>
547
548<BR>
549&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io"><CODE>Writable</CODE></A> which is also <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Comparable.html?is-external=true" title="class or interface in java.lang"><CODE>Comparable</CODE></A>.</TD>
550</TR>
551</TABLE>
552&nbsp;
553<P>
554
555<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
556<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
557<TH ALIGN="left" COLSPAN="2">Classes in <A HREF="../../../../../org/apache/hadoop/io/package-summary.html">org.apache.hadoop.io</A> that implement <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></FONT></TH>
558</TR>
559<TR BGCOLOR="white" CLASS="TableRowColor">
560<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
561<CODE>&nbsp;class</CODE></FONT></TD>
562<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/io/AbstractMapWritable.html" title="class in org.apache.hadoop.io">AbstractMapWritable</A></B></CODE>
563
564<BR>
565&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Abstract base class for MapWritable and SortedMapWritable
566 
567 Unlike org.apache.nutch.crawl.MapWritable, this class allows creation of
568 MapWritable&lt;Writable, MapWritable&gt; so the CLASS_TO_ID and ID_TO_CLASS
569 maps travel with the class instead of being static.</TD>
570</TR>
571<TR BGCOLOR="white" CLASS="TableRowColor">
572<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
573<CODE>&nbsp;class</CODE></FONT></TD>
574<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/io/ArrayWritable.html" title="class in org.apache.hadoop.io">ArrayWritable</A></B></CODE>
575
576<BR>
577&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A Writable for arrays containing instances of a class.</TD>
578</TR>
579<TR BGCOLOR="white" CLASS="TableRowColor">
580<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
581<CODE>&nbsp;class</CODE></FONT></TD>
582<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/io/BooleanWritable.html" title="class in org.apache.hadoop.io">BooleanWritable</A></B></CODE>
583
584<BR>
585&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A WritableComparable for booleans.</TD>
586</TR>
587<TR BGCOLOR="white" CLASS="TableRowColor">
588<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
589<CODE>&nbsp;class</CODE></FONT></TD>
590<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/io/BytesWritable.html" title="class in org.apache.hadoop.io">BytesWritable</A></B></CODE>
591
592<BR>
593&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A byte sequence that is usable as a key or value.</TD>
594</TR>
595<TR BGCOLOR="white" CLASS="TableRowColor">
596<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
597<CODE>&nbsp;class</CODE></FONT></TD>
598<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/io/ByteWritable.html" title="class in org.apache.hadoop.io">ByteWritable</A></B></CODE>
599
600<BR>
601&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A WritableComparable for a single byte.</TD>
602</TR>
603<TR BGCOLOR="white" CLASS="TableRowColor">
604<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
605<CODE>&nbsp;class</CODE></FONT></TD>
606<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/io/CompressedWritable.html" title="class in org.apache.hadoop.io">CompressedWritable</A></B></CODE>
607
608<BR>
609&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A base-class for Writables which store themselves compressed and lazily
610 inflate on field access.</TD>
611</TR>
612<TR BGCOLOR="white" CLASS="TableRowColor">
613<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
614<CODE>&nbsp;class</CODE></FONT></TD>
615<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/io/DoubleWritable.html" title="class in org.apache.hadoop.io">DoubleWritable</A></B></CODE>
616
617<BR>
618&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Writable for Double values.</TD>
619</TR>
620<TR BGCOLOR="white" CLASS="TableRowColor">
621<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
622<CODE>&nbsp;class</CODE></FONT></TD>
623<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/io/FloatWritable.html" title="class in org.apache.hadoop.io">FloatWritable</A></B></CODE>
624
625<BR>
626&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A WritableComparable for floats.</TD>
627</TR>
628<TR BGCOLOR="white" CLASS="TableRowColor">
629<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
630<CODE>&nbsp;class</CODE></FONT></TD>
631<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/io/GenericWritable.html" title="class in org.apache.hadoop.io">GenericWritable</A></B></CODE>
632
633<BR>
634&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A wrapper for Writable instances.</TD>
635</TR>
636<TR BGCOLOR="white" CLASS="TableRowColor">
637<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
638<CODE>&nbsp;class</CODE></FONT></TD>
639<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/io/IntWritable.html" title="class in org.apache.hadoop.io">IntWritable</A></B></CODE>
640
641<BR>
642&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A WritableComparable for ints.</TD>
643</TR>
644<TR BGCOLOR="white" CLASS="TableRowColor">
645<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
646<CODE>&nbsp;class</CODE></FONT></TD>
647<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/io/LongWritable.html" title="class in org.apache.hadoop.io">LongWritable</A></B></CODE>
648
649<BR>
650&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A WritableComparable for longs.</TD>
651</TR>
652<TR BGCOLOR="white" CLASS="TableRowColor">
653<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
654<CODE>&nbsp;class</CODE></FONT></TD>
655<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/io/MapWritable.html" title="class in org.apache.hadoop.io">MapWritable</A></B></CODE>
656
657<BR>
658&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A Writable Map.</TD>
659</TR>
660<TR BGCOLOR="white" CLASS="TableRowColor">
661<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
662<CODE>&nbsp;class</CODE></FONT></TD>
663<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/io/MD5Hash.html" title="class in org.apache.hadoop.io">MD5Hash</A></B></CODE>
664
665<BR>
666&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A Writable for MD5 hash values.</TD>
667</TR>
668<TR BGCOLOR="white" CLASS="TableRowColor">
669<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
670<CODE>&nbsp;class</CODE></FONT></TD>
671<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/io/NullWritable.html" title="class in org.apache.hadoop.io">NullWritable</A></B></CODE>
672
673<BR>
674&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Singleton Writable with no data.</TD>
675</TR>
676<TR BGCOLOR="white" CLASS="TableRowColor">
677<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
678<CODE>&nbsp;class</CODE></FONT></TD>
679<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/io/ObjectWritable.html" title="class in org.apache.hadoop.io">ObjectWritable</A></B></CODE>
680
681<BR>
682&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A polymorphic Writable that writes an instance with it's class name.</TD>
683</TR>
684<TR BGCOLOR="white" CLASS="TableRowColor">
685<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
686<CODE>static&nbsp;class</CODE></FONT></TD>
687<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/io/SequenceFile.Metadata.html" title="class in org.apache.hadoop.io">SequenceFile.Metadata</A></B></CODE>
688
689<BR>
690&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;The class encapsulating with the metadata of a file.</TD>
691</TR>
692<TR BGCOLOR="white" CLASS="TableRowColor">
693<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
694<CODE>&nbsp;class</CODE></FONT></TD>
695<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/io/SortedMapWritable.html" title="class in org.apache.hadoop.io">SortedMapWritable</A></B></CODE>
696
697<BR>
698&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A Writable SortedMap.</TD>
699</TR>
700<TR BGCOLOR="white" CLASS="TableRowColor">
701<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
702<CODE>&nbsp;class</CODE></FONT></TD>
703<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/io/Text.html" title="class in org.apache.hadoop.io">Text</A></B></CODE>
704
705<BR>
706&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;This class stores text using standard UTF8 encoding.</TD>
707</TR>
708<TR BGCOLOR="white" CLASS="TableRowColor">
709<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
710<CODE>&nbsp;class</CODE></FONT></TD>
711<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/io/TwoDArrayWritable.html" title="class in org.apache.hadoop.io">TwoDArrayWritable</A></B></CODE>
712
713<BR>
714&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A Writable for 2D arrays containing a matrix of instances of a class.</TD>
715</TR>
716<TR BGCOLOR="white" CLASS="TableRowColor">
717<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
718<CODE>&nbsp;class</CODE></FONT></TD>
719<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/io/UTF8.html" title="class in org.apache.hadoop.io">UTF8</A></B></CODE>
720
721<BR>
722&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<B>Deprecated.</B>&nbsp;<I>replaced by Text</I></TD>
723</TR>
724<TR BGCOLOR="white" CLASS="TableRowColor">
725<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
726<CODE>&nbsp;class</CODE></FONT></TD>
727<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/io/VersionedWritable.html" title="class in org.apache.hadoop.io">VersionedWritable</A></B></CODE>
728
729<BR>
730&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A base class for Writables that provides version checking.</TD>
731</TR>
732<TR BGCOLOR="white" CLASS="TableRowColor">
733<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
734<CODE>&nbsp;class</CODE></FONT></TD>
735<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/io/VIntWritable.html" title="class in org.apache.hadoop.io">VIntWritable</A></B></CODE>
736
737<BR>
738&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A WritableComparable for integer values stored in variable-length format.</TD>
739</TR>
740<TR BGCOLOR="white" CLASS="TableRowColor">
741<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
742<CODE>&nbsp;class</CODE></FONT></TD>
743<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/io/VLongWritable.html" title="class in org.apache.hadoop.io">VLongWritable</A></B></CODE>
744
745<BR>
746&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A WritableComparable for longs in a variable-length format.</TD>
747</TR>
748</TABLE>
749&nbsp;
750<P>
751
752<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
753<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
754<TH ALIGN="left" COLSPAN="2">Methods in <A HREF="../../../../../org/apache/hadoop/io/package-summary.html">org.apache.hadoop.io</A> with type parameters of type <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></FONT></TH>
755</TR>
756<TR BGCOLOR="white" CLASS="TableRowColor">
757<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
758<CODE>static
759<TABLE BORDER="0" CELLPADDING="0" CELLSPACING="0" SUMMARY="">
760<TR ALIGN="right" VALIGN="">
761<TD NOWRAP><FONT SIZE="-1">
762<CODE>&lt;T extends <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&gt; 
763<BR>
764T</CODE></FONT></TD>
765</TR>
766</TABLE>
767</CODE></FONT></TD>
768<TD><CODE><B>WritableUtils.</B><B><A HREF="../../../../../org/apache/hadoop/io/WritableUtils.html#clone(T, org.apache.hadoop.conf.Configuration)">clone</A></B>(T&nbsp;orig,
769      <A HREF="../../../../../org/apache/hadoop/conf/Configuration.html" title="class in org.apache.hadoop.conf">Configuration</A>&nbsp;conf)</CODE>
770
771<BR>
772&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Make a copy of a writable object using serialization to a buffer.</TD>
773</TR>
774</TABLE>
775&nbsp;
776<P>
777
778<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
779<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
780<TH ALIGN="left" COLSPAN="2">Methods in <A HREF="../../../../../org/apache/hadoop/io/package-summary.html">org.apache.hadoop.io</A> that return <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></FONT></TH>
781</TR>
782<TR BGCOLOR="white" CLASS="TableRowColor">
783<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
784<CODE>&nbsp;<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>[][]</CODE></FONT></TD>
785<TD><CODE><B>TwoDArrayWritable.</B><B><A HREF="../../../../../org/apache/hadoop/io/TwoDArrayWritable.html#get()">get</A></B>()</CODE>
786
787<BR>
788&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
789</TR>
790<TR BGCOLOR="white" CLASS="TableRowColor">
791<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
792<CODE>&nbsp;<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></CODE></FONT></TD>
793<TD><CODE><B>GenericWritable.</B><B><A HREF="../../../../../org/apache/hadoop/io/GenericWritable.html#get()">get</A></B>()</CODE>
794
795<BR>
796&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return the wrapped instance.</TD>
797</TR>
798<TR BGCOLOR="white" CLASS="TableRowColor">
799<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
800<CODE>&nbsp;<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>[]</CODE></FONT></TD>
801<TD><CODE><B>ArrayWritable.</B><B><A HREF="../../../../../org/apache/hadoop/io/ArrayWritable.html#get()">get</A></B>()</CODE>
802
803<BR>
804&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
805</TR>
806<TR BGCOLOR="white" CLASS="TableRowColor">
807<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
808<CODE>&nbsp;<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></CODE></FONT></TD>
809<TD><CODE><B>ArrayFile.Reader.</B><B><A HREF="../../../../../org/apache/hadoop/io/ArrayFile.Reader.html#get(long, org.apache.hadoop.io.Writable)">get</A></B>(long&nbsp;n,
810    <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&nbsp;value)</CODE>
811
812<BR>
813&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return the <code>n</code>th value in the file.</TD>
814</TR>
815<TR BGCOLOR="white" CLASS="TableRowColor">
816<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
817<CODE>&nbsp;<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></CODE></FONT></TD>
818<TD><CODE><B>SortedMapWritable.</B><B><A HREF="../../../../../org/apache/hadoop/io/SortedMapWritable.html#get(java.lang.Object)">get</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A>&nbsp;key)</CODE>
819
820<BR>
821&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
822</TR>
823<TR BGCOLOR="white" CLASS="TableRowColor">
824<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
825<CODE>&nbsp;<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></CODE></FONT></TD>
826<TD><CODE><B>MapWritable.</B><B><A HREF="../../../../../org/apache/hadoop/io/MapWritable.html#get(java.lang.Object)">get</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A>&nbsp;key)</CODE>
827
828<BR>
829&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
830</TR>
831<TR BGCOLOR="white" CLASS="TableRowColor">
832<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
833<CODE>&nbsp;<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></CODE></FONT></TD>
834<TD><CODE><B>BloomMapFile.Reader.</B><B><A HREF="../../../../../org/apache/hadoop/io/BloomMapFile.Reader.html#get(org.apache.hadoop.io.WritableComparable, org.apache.hadoop.io.Writable)">get</A></B>(<A HREF="../../../../../org/apache/hadoop/io/WritableComparable.html" title="interface in org.apache.hadoop.io">WritableComparable</A>&nbsp;key,
835    <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&nbsp;val)</CODE>
836
837<BR>
838&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Fast version of the
839 <A HREF="../../../../../org/apache/hadoop/io/MapFile.Reader.html#get(org.apache.hadoop.io.WritableComparable, org.apache.hadoop.io.Writable)"><CODE>MapFile.Reader.get(WritableComparable, Writable)</CODE></A> method.</TD>
840</TR>
841<TR BGCOLOR="white" CLASS="TableRowColor">
842<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
843<CODE>&nbsp;<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></CODE></FONT></TD>
844<TD><CODE><B>MapFile.Reader.</B><B><A HREF="../../../../../org/apache/hadoop/io/MapFile.Reader.html#get(org.apache.hadoop.io.WritableComparable, org.apache.hadoop.io.Writable)">get</A></B>(<A HREF="../../../../../org/apache/hadoop/io/WritableComparable.html" title="interface in org.apache.hadoop.io">WritableComparable</A>&nbsp;key,
845    <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&nbsp;val)</CODE>
846
847<BR>
848&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return the value for the named key, or null if none exists.</TD>
849</TR>
850<TR BGCOLOR="white" CLASS="TableRowColor">
851<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
852<CODE>&nbsp;<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></CODE></FONT></TD>
853<TD><CODE><B>WritableFactory.</B><B><A HREF="../../../../../org/apache/hadoop/io/WritableFactory.html#newInstance()">newInstance</A></B>()</CODE>
854
855<BR>
856&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return a new instance.</TD>
857</TR>
858<TR BGCOLOR="white" CLASS="TableRowColor">
859<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
860<CODE>static&nbsp;<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></CODE></FONT></TD>
861<TD><CODE><B>WritableFactories.</B><B><A HREF="../../../../../org/apache/hadoop/io/WritableFactories.html#newInstance(java.lang.Class)">newInstance</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</A>&lt;? extends <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&gt;&nbsp;c)</CODE>
862
863<BR>
864&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Create a new instance of a class with a defined factory.</TD>
865</TR>
866<TR BGCOLOR="white" CLASS="TableRowColor">
867<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
868<CODE>static&nbsp;<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></CODE></FONT></TD>
869<TD><CODE><B>WritableFactories.</B><B><A HREF="../../../../../org/apache/hadoop/io/WritableFactories.html#newInstance(java.lang.Class, org.apache.hadoop.conf.Configuration)">newInstance</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</A>&lt;? extends <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&gt;&nbsp;c,
870            <A HREF="../../../../../org/apache/hadoop/conf/Configuration.html" title="class in org.apache.hadoop.conf">Configuration</A>&nbsp;conf)</CODE>
871
872<BR>
873&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Create a new instance of a class with a defined factory.</TD>
874</TR>
875<TR BGCOLOR="white" CLASS="TableRowColor">
876<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
877<CODE>&nbsp;<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></CODE></FONT></TD>
878<TD><CODE><B>ArrayFile.Reader.</B><B><A HREF="../../../../../org/apache/hadoop/io/ArrayFile.Reader.html#next(org.apache.hadoop.io.Writable)">next</A></B>(<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&nbsp;value)</CODE>
879
880<BR>
881&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Read and return the next value in the file.</TD>
882</TR>
883<TR BGCOLOR="white" CLASS="TableRowColor">
884<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
885<CODE>&nbsp;<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></CODE></FONT></TD>
886<TD><CODE><B>SortedMapWritable.</B><B><A HREF="../../../../../org/apache/hadoop/io/SortedMapWritable.html#put(org.apache.hadoop.io.WritableComparable, org.apache.hadoop.io.Writable)">put</A></B>(<A HREF="../../../../../org/apache/hadoop/io/WritableComparable.html" title="interface in org.apache.hadoop.io">WritableComparable</A>&nbsp;key,
887    <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&nbsp;value)</CODE>
888
889<BR>
890&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
891</TR>
892<TR BGCOLOR="white" CLASS="TableRowColor">
893<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
894<CODE>&nbsp;<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></CODE></FONT></TD>
895<TD><CODE><B>MapWritable.</B><B><A HREF="../../../../../org/apache/hadoop/io/MapWritable.html#put(org.apache.hadoop.io.Writable, org.apache.hadoop.io.Writable)">put</A></B>(<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&nbsp;key,
896    <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&nbsp;value)</CODE>
897
898<BR>
899&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
900</TR>
901<TR BGCOLOR="white" CLASS="TableRowColor">
902<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
903<CODE>&nbsp;<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></CODE></FONT></TD>
904<TD><CODE><B>SortedMapWritable.</B><B><A HREF="../../../../../org/apache/hadoop/io/SortedMapWritable.html#remove(java.lang.Object)">remove</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A>&nbsp;key)</CODE>
905
906<BR>
907&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
908</TR>
909<TR BGCOLOR="white" CLASS="TableRowColor">
910<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
911<CODE>&nbsp;<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></CODE></FONT></TD>
912<TD><CODE><B>MapWritable.</B><B><A HREF="../../../../../org/apache/hadoop/io/MapWritable.html#remove(java.lang.Object)">remove</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A>&nbsp;key)</CODE>
913
914<BR>
915&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
916</TR>
917</TABLE>
918&nbsp;
919<P>
920
921<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
922<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
923<TH ALIGN="left" COLSPAN="2">Methods in <A HREF="../../../../../org/apache/hadoop/io/package-summary.html">org.apache.hadoop.io</A> that return types with arguments of type <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></FONT></TH>
924</TR>
925<TR BGCOLOR="white" CLASS="TableRowColor">
926<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
927<CODE>&nbsp;<A HREF="http://java.sun.com/javase/6/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util">Set</A>&lt;<A HREF="http://java.sun.com/javase/6/docs/api/java/util/Map.Entry.html?is-external=true" title="class or interface in java.util">Map.Entry</A>&lt;<A HREF="../../../../../org/apache/hadoop/io/WritableComparable.html" title="interface in org.apache.hadoop.io">WritableComparable</A>,<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&gt;&gt;</CODE></FONT></TD>
928<TD><CODE><B>SortedMapWritable.</B><B><A HREF="../../../../../org/apache/hadoop/io/SortedMapWritable.html#entrySet()">entrySet</A></B>()</CODE>
929
930<BR>
931&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
932</TR>
933<TR BGCOLOR="white" CLASS="TableRowColor">
934<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
935<CODE>&nbsp;<A HREF="http://java.sun.com/javase/6/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util">Set</A>&lt;<A HREF="http://java.sun.com/javase/6/docs/api/java/util/Map.Entry.html?is-external=true" title="class or interface in java.util">Map.Entry</A>&lt;<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>,<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&gt;&gt;</CODE></FONT></TD>
936<TD><CODE><B>MapWritable.</B><B><A HREF="../../../../../org/apache/hadoop/io/MapWritable.html#entrySet()">entrySet</A></B>()</CODE>
937
938<BR>
939&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
940</TR>
941<TR BGCOLOR="white" CLASS="TableRowColor">
942<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
943<CODE>&nbsp;<A HREF="http://java.sun.com/javase/6/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util">Set</A>&lt;<A HREF="http://java.sun.com/javase/6/docs/api/java/util/Map.Entry.html?is-external=true" title="class or interface in java.util">Map.Entry</A>&lt;<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>,<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&gt;&gt;</CODE></FONT></TD>
944<TD><CODE><B>MapWritable.</B><B><A HREF="../../../../../org/apache/hadoop/io/MapWritable.html#entrySet()">entrySet</A></B>()</CODE>
945
946<BR>
947&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
948</TR>
949<TR BGCOLOR="white" CLASS="TableRowColor">
950<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
951<CODE>&nbsp;<A HREF="http://java.sun.com/javase/6/docs/api/java/util/SortedMap.html?is-external=true" title="class or interface in java.util">SortedMap</A>&lt;<A HREF="../../../../../org/apache/hadoop/io/WritableComparable.html" title="interface in org.apache.hadoop.io">WritableComparable</A>,<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&gt;</CODE></FONT></TD>
952<TD><CODE><B>SortedMapWritable.</B><B><A HREF="../../../../../org/apache/hadoop/io/SortedMapWritable.html#headMap(org.apache.hadoop.io.WritableComparable)">headMap</A></B>(<A HREF="../../../../../org/apache/hadoop/io/WritableComparable.html" title="interface in org.apache.hadoop.io">WritableComparable</A>&nbsp;toKey)</CODE>
953
954<BR>
955&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
956</TR>
957<TR BGCOLOR="white" CLASS="TableRowColor">
958<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
959<CODE>&nbsp;<A HREF="http://java.sun.com/javase/6/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util">Set</A>&lt;<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&gt;</CODE></FONT></TD>
960<TD><CODE><B>MapWritable.</B><B><A HREF="../../../../../org/apache/hadoop/io/MapWritable.html#keySet()">keySet</A></B>()</CODE>
961
962<BR>
963&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
964</TR>
965<TR BGCOLOR="white" CLASS="TableRowColor">
966<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
967<CODE>&nbsp;<A HREF="http://java.sun.com/javase/6/docs/api/java/util/SortedMap.html?is-external=true" title="class or interface in java.util">SortedMap</A>&lt;<A HREF="../../../../../org/apache/hadoop/io/WritableComparable.html" title="interface in org.apache.hadoop.io">WritableComparable</A>,<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&gt;</CODE></FONT></TD>
968<TD><CODE><B>SortedMapWritable.</B><B><A HREF="../../../../../org/apache/hadoop/io/SortedMapWritable.html#subMap(org.apache.hadoop.io.WritableComparable, org.apache.hadoop.io.WritableComparable)">subMap</A></B>(<A HREF="../../../../../org/apache/hadoop/io/WritableComparable.html" title="interface in org.apache.hadoop.io">WritableComparable</A>&nbsp;fromKey,
969       <A HREF="../../../../../org/apache/hadoop/io/WritableComparable.html" title="interface in org.apache.hadoop.io">WritableComparable</A>&nbsp;toKey)</CODE>
970
971<BR>
972&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
973</TR>
974<TR BGCOLOR="white" CLASS="TableRowColor">
975<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
976<CODE>&nbsp;<A HREF="http://java.sun.com/javase/6/docs/api/java/util/SortedMap.html?is-external=true" title="class or interface in java.util">SortedMap</A>&lt;<A HREF="../../../../../org/apache/hadoop/io/WritableComparable.html" title="interface in org.apache.hadoop.io">WritableComparable</A>,<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&gt;</CODE></FONT></TD>
977<TD><CODE><B>SortedMapWritable.</B><B><A HREF="../../../../../org/apache/hadoop/io/SortedMapWritable.html#tailMap(org.apache.hadoop.io.WritableComparable)">tailMap</A></B>(<A HREF="../../../../../org/apache/hadoop/io/WritableComparable.html" title="interface in org.apache.hadoop.io">WritableComparable</A>&nbsp;fromKey)</CODE>
978
979<BR>
980&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
981</TR>
982<TR BGCOLOR="white" CLASS="TableRowColor">
983<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
984<CODE>&nbsp;<A HREF="http://java.sun.com/javase/6/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</A>&lt;<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&gt;</CODE></FONT></TD>
985<TD><CODE><B>SortedMapWritable.</B><B><A HREF="../../../../../org/apache/hadoop/io/SortedMapWritable.html#values()">values</A></B>()</CODE>
986
987<BR>
988&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
989</TR>
990<TR BGCOLOR="white" CLASS="TableRowColor">
991<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
992<CODE>&nbsp;<A HREF="http://java.sun.com/javase/6/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</A>&lt;<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&gt;</CODE></FONT></TD>
993<TD><CODE><B>MapWritable.</B><B><A HREF="../../../../../org/apache/hadoop/io/MapWritable.html#values()">values</A></B>()</CODE>
994
995<BR>
996&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
997</TR>
998</TABLE>
999&nbsp;
1000<P>
1001
1002<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
1003<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
1004<TH ALIGN="left" COLSPAN="2">Methods in <A HREF="../../../../../org/apache/hadoop/io/package-summary.html">org.apache.hadoop.io</A> with parameters of type <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></FONT></TH>
1005</TR>
1006<TR BGCOLOR="white" CLASS="TableRowColor">
1007<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1008<CODE>&nbsp;void</CODE></FONT></TD>
1009<TD><CODE><B>ArrayFile.Writer.</B><B><A HREF="../../../../../org/apache/hadoop/io/ArrayFile.Writer.html#append(org.apache.hadoop.io.Writable)">append</A></B>(<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&nbsp;value)</CODE>
1010
1011<BR>
1012&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Append a value to the file.</TD>
1013</TR>
1014<TR BGCOLOR="white" CLASS="TableRowColor">
1015<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1016<CODE>&nbsp;void</CODE></FONT></TD>
1017<TD><CODE><B>BloomMapFile.Writer.</B><B><A HREF="../../../../../org/apache/hadoop/io/BloomMapFile.Writer.html#append(org.apache.hadoop.io.WritableComparable, org.apache.hadoop.io.Writable)">append</A></B>(<A HREF="../../../../../org/apache/hadoop/io/WritableComparable.html" title="interface in org.apache.hadoop.io">WritableComparable</A>&nbsp;key,
1018       <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&nbsp;val)</CODE>
1019
1020<BR>
1021&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
1022</TR>
1023<TR BGCOLOR="white" CLASS="TableRowColor">
1024<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1025<CODE>&nbsp;void</CODE></FONT></TD>
1026<TD><CODE><B>MapFile.Writer.</B><B><A HREF="../../../../../org/apache/hadoop/io/MapFile.Writer.html#append(org.apache.hadoop.io.WritableComparable, org.apache.hadoop.io.Writable)">append</A></B>(<A HREF="../../../../../org/apache/hadoop/io/WritableComparable.html" title="interface in org.apache.hadoop.io">WritableComparable</A>&nbsp;key,
1027       <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&nbsp;val)</CODE>
1028
1029<BR>
1030&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Append a key/value pair to the map.</TD>
1031</TR>
1032<TR BGCOLOR="white" CLASS="TableRowColor">
1033<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1034<CODE>&nbsp;void</CODE></FONT></TD>
1035<TD><CODE><B>SequenceFile.Writer.</B><B><A HREF="../../../../../org/apache/hadoop/io/SequenceFile.Writer.html#append(org.apache.hadoop.io.Writable, org.apache.hadoop.io.Writable)">append</A></B>(<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&nbsp;key,
1036       <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&nbsp;val)</CODE>
1037
1038<BR>
1039&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Append a key/value pair.</TD>
1040</TR>
1041<TR BGCOLOR="white" CLASS="TableRowColor">
1042<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1043<CODE>static&nbsp;void</CODE></FONT></TD>
1044<TD><CODE><B>WritableUtils.</B><B><A HREF="../../../../../org/apache/hadoop/io/WritableUtils.html#cloneInto(org.apache.hadoop.io.Writable, org.apache.hadoop.io.Writable)">cloneInto</A></B>(<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&nbsp;dst,
1045          <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&nbsp;src)</CODE>
1046
1047<BR>
1048&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<B>Deprecated.</B>&nbsp;<I>use ReflectionUtils.cloneInto instead.</I></TD>
1049</TR>
1050<TR BGCOLOR="white" CLASS="TableRowColor">
1051<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1052<CODE>protected &nbsp;void</CODE></FONT></TD>
1053<TD><CODE><B>AbstractMapWritable.</B><B><A HREF="../../../../../org/apache/hadoop/io/AbstractMapWritable.html#copy(org.apache.hadoop.io.Writable)">copy</A></B>(<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&nbsp;other)</CODE>
1054
1055<BR>
1056&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Used by child copy constructors.</TD>
1057</TR>
1058<TR BGCOLOR="white" CLASS="TableRowColor">
1059<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1060<CODE>&nbsp;<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></CODE></FONT></TD>
1061<TD><CODE><B>ArrayFile.Reader.</B><B><A HREF="../../../../../org/apache/hadoop/io/ArrayFile.Reader.html#get(long, org.apache.hadoop.io.Writable)">get</A></B>(long&nbsp;n,
1062    <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&nbsp;value)</CODE>
1063
1064<BR>
1065&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return the <code>n</code>th value in the file.</TD>
1066</TR>
1067<TR BGCOLOR="white" CLASS="TableRowColor">
1068<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1069<CODE>&nbsp;<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></CODE></FONT></TD>
1070<TD><CODE><B>BloomMapFile.Reader.</B><B><A HREF="../../../../../org/apache/hadoop/io/BloomMapFile.Reader.html#get(org.apache.hadoop.io.WritableComparable, org.apache.hadoop.io.Writable)">get</A></B>(<A HREF="../../../../../org/apache/hadoop/io/WritableComparable.html" title="interface in org.apache.hadoop.io">WritableComparable</A>&nbsp;key,
1071    <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&nbsp;val)</CODE>
1072
1073<BR>
1074&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Fast version of the
1075 <A HREF="../../../../../org/apache/hadoop/io/MapFile.Reader.html#get(org.apache.hadoop.io.WritableComparable, org.apache.hadoop.io.Writable)"><CODE>MapFile.Reader.get(WritableComparable, Writable)</CODE></A> method.</TD>
1076</TR>
1077<TR BGCOLOR="white" CLASS="TableRowColor">
1078<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1079<CODE>&nbsp;<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></CODE></FONT></TD>
1080<TD><CODE><B>MapFile.Reader.</B><B><A HREF="../../../../../org/apache/hadoop/io/MapFile.Reader.html#get(org.apache.hadoop.io.WritableComparable, org.apache.hadoop.io.Writable)">get</A></B>(<A HREF="../../../../../org/apache/hadoop/io/WritableComparable.html" title="interface in org.apache.hadoop.io">WritableComparable</A>&nbsp;key,
1081    <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&nbsp;val)</CODE>
1082
1083<BR>
1084&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return the value for the named key, or null if none exists.</TD>
1085</TR>
1086<TR BGCOLOR="white" CLASS="TableRowColor">
1087<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1088<CODE>&nbsp;<A HREF="../../../../../org/apache/hadoop/io/WritableComparable.html" title="interface in org.apache.hadoop.io">WritableComparable</A></CODE></FONT></TD>
1089<TD><CODE><B>MapFile.Reader.</B><B><A HREF="../../../../../org/apache/hadoop/io/MapFile.Reader.html#getClosest(org.apache.hadoop.io.WritableComparable, org.apache.hadoop.io.Writable)">getClosest</A></B>(<A HREF="../../../../../org/apache/hadoop/io/WritableComparable.html" title="interface in org.apache.hadoop.io">WritableComparable</A>&nbsp;key,
1090           <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&nbsp;val)</CODE>
1091
1092<BR>
1093&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Finds the record that is the closest match to the specified key.</TD>
1094</TR>
1095<TR BGCOLOR="white" CLASS="TableRowColor">
1096<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1097<CODE>&nbsp;<A HREF="../../../../../org/apache/hadoop/io/WritableComparable.html" title="interface in org.apache.hadoop.io">WritableComparable</A></CODE></FONT></TD>
1098<TD><CODE><B>MapFile.Reader.</B><B><A HREF="../../../../../org/apache/hadoop/io/MapFile.Reader.html#getClosest(org.apache.hadoop.io.WritableComparable, org.apache.hadoop.io.Writable, boolean)">getClosest</A></B>(<A HREF="../../../../../org/apache/hadoop/io/WritableComparable.html" title="interface in org.apache.hadoop.io">WritableComparable</A>&nbsp;key,
1099           <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&nbsp;val,
1100           boolean&nbsp;before)</CODE>
1101
1102<BR>
1103&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Finds the record that is the closest match to the specified key.</TD>
1104</TR>
1105<TR BGCOLOR="white" CLASS="TableRowColor">
1106<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1107<CODE>&nbsp;void</CODE></FONT></TD>
1108<TD><CODE><B>SequenceFile.Reader.</B><B><A HREF="../../../../../org/apache/hadoop/io/SequenceFile.Reader.html#getCurrentValue(org.apache.hadoop.io.Writable)">getCurrentValue</A></B>(<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&nbsp;val)</CODE>
1109
1110<BR>
1111&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Get the 'value' corresponding to the last read 'key'.</TD>
1112</TR>
1113<TR BGCOLOR="white" CLASS="TableRowColor">
1114<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1115<CODE>&nbsp;<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></CODE></FONT></TD>
1116<TD><CODE><B>ArrayFile.Reader.</B><B><A HREF="../../../../../org/apache/hadoop/io/ArrayFile.Reader.html#next(org.apache.hadoop.io.Writable)">next</A></B>(<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&nbsp;value)</CODE>
1117
1118<BR>
1119&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Read and return the next value in the file.</TD>
1120</TR>
1121<TR BGCOLOR="white" CLASS="TableRowColor">
1122<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1123<CODE>&nbsp;boolean</CODE></FONT></TD>
1124<TD><CODE><B>SequenceFile.Reader.</B><B><A HREF="../../../../../org/apache/hadoop/io/SequenceFile.Reader.html#next(org.apache.hadoop.io.Writable)">next</A></B>(<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&nbsp;key)</CODE>
1125
1126<BR>
1127&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Read the next key in the file into <code>key</code>, skipping its
1128 value.</TD>
1129</TR>
1130<TR BGCOLOR="white" CLASS="TableRowColor">
1131<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1132<CODE>&nbsp;boolean</CODE></FONT></TD>
1133<TD><CODE><B>MapFile.Reader.</B><B><A HREF="../../../../../org/apache/hadoop/io/MapFile.Reader.html#next(org.apache.hadoop.io.WritableComparable, org.apache.hadoop.io.Writable)">next</A></B>(<A HREF="../../../../../org/apache/hadoop/io/WritableComparable.html" title="interface in org.apache.hadoop.io">WritableComparable</A>&nbsp;key,
1134     <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&nbsp;val)</CODE>
1135
1136<BR>
1137&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Read the next key/value pair in the map into <code>key</code> and
1138 <code>val</code>.</TD>
1139</TR>
1140<TR BGCOLOR="white" CLASS="TableRowColor">
1141<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1142<CODE>&nbsp;boolean</CODE></FONT></TD>
1143<TD><CODE><B>SequenceFile.Reader.</B><B><A HREF="../../../../../org/apache/hadoop/io/SequenceFile.Reader.html#next(org.apache.hadoop.io.Writable, org.apache.hadoop.io.Writable)">next</A></B>(<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&nbsp;key,
1144     <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&nbsp;val)</CODE>
1145
1146<BR>
1147&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Read the next key/value pair in the file into <code>key</code> and
1148 <code>val</code>.</TD>
1149</TR>
1150<TR BGCOLOR="white" CLASS="TableRowColor">
1151<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1152<CODE>&nbsp;<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></CODE></FONT></TD>
1153<TD><CODE><B>SortedMapWritable.</B><B><A HREF="../../../../../org/apache/hadoop/io/SortedMapWritable.html#put(org.apache.hadoop.io.WritableComparable, org.apache.hadoop.io.Writable)">put</A></B>(<A HREF="../../../../../org/apache/hadoop/io/WritableComparable.html" title="interface in org.apache.hadoop.io">WritableComparable</A>&nbsp;key,
1154    <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&nbsp;value)</CODE>
1155
1156<BR>
1157&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
1158</TR>
1159<TR BGCOLOR="white" CLASS="TableRowColor">
1160<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1161<CODE>&nbsp;<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></CODE></FONT></TD>
1162<TD><CODE><B>MapWritable.</B><B><A HREF="../../../../../org/apache/hadoop/io/MapWritable.html#put(org.apache.hadoop.io.Writable, org.apache.hadoop.io.Writable)">put</A></B>(<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&nbsp;key,
1163    <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&nbsp;value)</CODE>
1164
1165<BR>
1166&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
1167</TR>
1168<TR BGCOLOR="white" CLASS="TableRowColor">
1169<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1170<CODE>&nbsp;void</CODE></FONT></TD>
1171<TD><CODE><B>GenericWritable.</B><B><A HREF="../../../../../org/apache/hadoop/io/GenericWritable.html#set(org.apache.hadoop.io.Writable)">set</A></B>(<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&nbsp;obj)</CODE>
1172
1173<BR>
1174&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Set the instance that is wrapped.</TD>
1175</TR>
1176<TR BGCOLOR="white" CLASS="TableRowColor">
1177<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1178<CODE>&nbsp;void</CODE></FONT></TD>
1179<TD><CODE><B>ArrayWritable.</B><B><A HREF="../../../../../org/apache/hadoop/io/ArrayWritable.html#set(org.apache.hadoop.io.Writable[])">set</A></B>(<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>[]&nbsp;values)</CODE>
1180
1181<BR>
1182&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
1183</TR>
1184<TR BGCOLOR="white" CLASS="TableRowColor">
1185<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1186<CODE>&nbsp;void</CODE></FONT></TD>
1187<TD><CODE><B>TwoDArrayWritable.</B><B><A HREF="../../../../../org/apache/hadoop/io/TwoDArrayWritable.html#set(org.apache.hadoop.io.Writable[][])">set</A></B>(<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>[][]&nbsp;values)</CODE>
1188
1189<BR>
1190&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
1191</TR>
1192<TR BGCOLOR="white" CLASS="TableRowColor">
1193<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1194<CODE>static&nbsp;byte[]</CODE></FONT></TD>
1195<TD><CODE><B>WritableUtils.</B><B><A HREF="../../../../../org/apache/hadoop/io/WritableUtils.html#toByteArray(org.apache.hadoop.io.Writable...)">toByteArray</A></B>(<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>...&nbsp;writables)</CODE>
1196
1197<BR>
1198&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Convert writables to a byte array</TD>
1199</TR>
1200</TABLE>
1201&nbsp;
1202<P>
1203
1204<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
1205<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
1206<TH ALIGN="left" COLSPAN="2">Method parameters in <A HREF="../../../../../org/apache/hadoop/io/package-summary.html">org.apache.hadoop.io</A> with type arguments of type <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></FONT></TH>
1207</TR>
1208<TR BGCOLOR="white" CLASS="TableRowColor">
1209<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1210<CODE>static&nbsp;long</CODE></FONT></TD>
1211<TD><CODE><B>MapFile.</B><B><A HREF="../../../../../org/apache/hadoop/io/MapFile.html#fix(org.apache.hadoop.fs.FileSystem, org.apache.hadoop.fs.Path, java.lang.Class, java.lang.Class, boolean, org.apache.hadoop.conf.Configuration)">fix</A></B>(<A HREF="../../../../../org/apache/hadoop/fs/FileSystem.html" title="class in org.apache.hadoop.fs">FileSystem</A>&nbsp;fs,
1212    <A HREF="../../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</A>&nbsp;dir,
1213    <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</A>&lt;? extends <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&gt;&nbsp;keyClass,
1214    <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</A>&lt;? extends <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&gt;&nbsp;valueClass,
1215    boolean&nbsp;dryrun,
1216    <A HREF="../../../../../org/apache/hadoop/conf/Configuration.html" title="class in org.apache.hadoop.conf">Configuration</A>&nbsp;conf)</CODE>
1217
1218<BR>
1219&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;This method attempts to fix a corrupt MapFile by re-creating its index.</TD>
1220</TR>
1221<TR BGCOLOR="white" CLASS="TableRowColor">
1222<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1223<CODE>static&nbsp;long</CODE></FONT></TD>
1224<TD><CODE><B>MapFile.</B><B><A HREF="../../../../../org/apache/hadoop/io/MapFile.html#fix(org.apache.hadoop.fs.FileSystem, org.apache.hadoop.fs.Path, java.lang.Class, java.lang.Class, boolean, org.apache.hadoop.conf.Configuration)">fix</A></B>(<A HREF="../../../../../org/apache/hadoop/fs/FileSystem.html" title="class in org.apache.hadoop.fs">FileSystem</A>&nbsp;fs,
1225    <A HREF="../../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</A>&nbsp;dir,
1226    <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</A>&lt;? extends <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&gt;&nbsp;keyClass,
1227    <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</A>&lt;? extends <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&gt;&nbsp;valueClass,
1228    boolean&nbsp;dryrun,
1229    <A HREF="../../../../../org/apache/hadoop/conf/Configuration.html" title="class in org.apache.hadoop.conf">Configuration</A>&nbsp;conf)</CODE>
1230
1231<BR>
1232&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;This method attempts to fix a corrupt MapFile by re-creating its index.</TD>
1233</TR>
1234<TR BGCOLOR="white" CLASS="TableRowColor">
1235<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1236<CODE>static&nbsp;<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></CODE></FONT></TD>
1237<TD><CODE><B>WritableFactories.</B><B><A HREF="../../../../../org/apache/hadoop/io/WritableFactories.html#newInstance(java.lang.Class)">newInstance</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</A>&lt;? extends <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&gt;&nbsp;c)</CODE>
1238
1239<BR>
1240&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Create a new instance of a class with a defined factory.</TD>
1241</TR>
1242<TR BGCOLOR="white" CLASS="TableRowColor">
1243<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1244<CODE>static&nbsp;<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></CODE></FONT></TD>
1245<TD><CODE><B>WritableFactories.</B><B><A HREF="../../../../../org/apache/hadoop/io/WritableFactories.html#newInstance(java.lang.Class, org.apache.hadoop.conf.Configuration)">newInstance</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</A>&lt;? extends <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&gt;&nbsp;c,
1246            <A HREF="../../../../../org/apache/hadoop/conf/Configuration.html" title="class in org.apache.hadoop.conf">Configuration</A>&nbsp;conf)</CODE>
1247
1248<BR>
1249&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Create a new instance of a class with a defined factory.</TD>
1250</TR>
1251<TR BGCOLOR="white" CLASS="TableRowColor">
1252<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1253<CODE>&nbsp;void</CODE></FONT></TD>
1254<TD><CODE><B>MapWritable.</B><B><A HREF="../../../../../org/apache/hadoop/io/MapWritable.html#putAll(java.util.Map)">putAll</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</A>&lt;? extends <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>,? extends <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&gt;&nbsp;t)</CODE>
1255
1256<BR>
1257&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
1258</TR>
1259<TR BGCOLOR="white" CLASS="TableRowColor">
1260<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1261<CODE>&nbsp;void</CODE></FONT></TD>
1262<TD><CODE><B>MapWritable.</B><B><A HREF="../../../../../org/apache/hadoop/io/MapWritable.html#putAll(java.util.Map)">putAll</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</A>&lt;? extends <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>,? extends <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&gt;&nbsp;t)</CODE>
1263
1264<BR>
1265&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
1266</TR>
1267<TR BGCOLOR="white" CLASS="TableRowColor">
1268<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1269<CODE>&nbsp;void</CODE></FONT></TD>
1270<TD><CODE><B>SortedMapWritable.</B><B><A HREF="../../../../../org/apache/hadoop/io/SortedMapWritable.html#putAll(java.util.Map)">putAll</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</A>&lt;? extends <A HREF="../../../../../org/apache/hadoop/io/WritableComparable.html" title="interface in org.apache.hadoop.io">WritableComparable</A>,? extends <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&gt;&nbsp;t)</CODE>
1271
1272<BR>
1273&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
1274</TR>
1275</TABLE>
1276&nbsp;
1277<P>
1278
1279<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
1280<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
1281<TH ALIGN="left" COLSPAN="2">Constructors in <A HREF="../../../../../org/apache/hadoop/io/package-summary.html">org.apache.hadoop.io</A> with parameters of type <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></FONT></TH>
1282</TR>
1283<TR BGCOLOR="white" CLASS="TableRowColor">
1284<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/io/ArrayWritable.html#ArrayWritable(java.lang.Class, org.apache.hadoop.io.Writable[])">ArrayWritable</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</A>&lt;? extends <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&gt;&nbsp;valueClass,
1285              <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>[]&nbsp;values)</CODE>
1286
1287<BR>
1288&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
1289</TR>
1290<TR BGCOLOR="white" CLASS="TableRowColor">
1291<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/io/TwoDArrayWritable.html#TwoDArrayWritable(java.lang.Class, org.apache.hadoop.io.Writable[][])">TwoDArrayWritable</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</A>&nbsp;valueClass,
1292                  <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>[][]&nbsp;values)</CODE>
1293
1294<BR>
1295&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
1296</TR>
1297</TABLE>
1298&nbsp;
1299<P>
1300
1301<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
1302<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
1303<TH ALIGN="left" COLSPAN="2">Constructor parameters in <A HREF="../../../../../org/apache/hadoop/io/package-summary.html">org.apache.hadoop.io</A> with type arguments of type <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></FONT></TH>
1304</TR>
1305<TR BGCOLOR="white" CLASS="TableRowColor">
1306<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/io/ArrayFile.Writer.html#ArrayFile.Writer(org.apache.hadoop.conf.Configuration, org.apache.hadoop.fs.FileSystem, java.lang.String, java.lang.Class)">ArrayFile.Writer</A></B>(<A HREF="../../../../../org/apache/hadoop/conf/Configuration.html" title="class in org.apache.hadoop.conf">Configuration</A>&nbsp;conf,
1307                 <A HREF="../../../../../org/apache/hadoop/fs/FileSystem.html" title="class in org.apache.hadoop.fs">FileSystem</A>&nbsp;fs,
1308                 <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A>&nbsp;file,
1309                 <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</A>&lt;? extends <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&gt;&nbsp;valClass)</CODE>
1310
1311<BR>
1312&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Create the named file for values of the named class.</TD>
1313</TR>
1314<TR BGCOLOR="white" CLASS="TableRowColor">
1315<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/io/ArrayFile.Writer.html#ArrayFile.Writer(org.apache.hadoop.conf.Configuration, org.apache.hadoop.fs.FileSystem, java.lang.String, java.lang.Class, org.apache.hadoop.io.SequenceFile.CompressionType, org.apache.hadoop.util.Progressable)">ArrayFile.Writer</A></B>(<A HREF="../../../../../org/apache/hadoop/conf/Configuration.html" title="class in org.apache.hadoop.conf">Configuration</A>&nbsp;conf,
1316                 <A HREF="../../../../../org/apache/hadoop/fs/FileSystem.html" title="class in org.apache.hadoop.fs">FileSystem</A>&nbsp;fs,
1317                 <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A>&nbsp;file,
1318                 <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</A>&lt;? extends <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&gt;&nbsp;valClass,
1319                 <A HREF="../../../../../org/apache/hadoop/io/SequenceFile.CompressionType.html" title="enum in org.apache.hadoop.io">SequenceFile.CompressionType</A>&nbsp;compress,
1320                 <A HREF="../../../../../org/apache/hadoop/util/Progressable.html" title="interface in org.apache.hadoop.util">Progressable</A>&nbsp;progress)</CODE>
1321
1322<BR>
1323&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Create the named file for values of the named class.</TD>
1324</TR>
1325<TR BGCOLOR="white" CLASS="TableRowColor">
1326<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/io/ArrayWritable.html#ArrayWritable(java.lang.Class)">ArrayWritable</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</A>&lt;? extends <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&gt;&nbsp;valueClass)</CODE>
1327
1328<BR>
1329&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
1330</TR>
1331<TR BGCOLOR="white" CLASS="TableRowColor">
1332<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/io/ArrayWritable.html#ArrayWritable(java.lang.Class, org.apache.hadoop.io.Writable[])">ArrayWritable</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</A>&lt;? extends <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&gt;&nbsp;valueClass,
1333              <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>[]&nbsp;values)</CODE>
1334
1335<BR>
1336&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
1337</TR>
1338<TR BGCOLOR="white" CLASS="TableRowColor">
1339<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/io/BloomMapFile.Writer.html#BloomMapFile.Writer(org.apache.hadoop.conf.Configuration, org.apache.hadoop.fs.FileSystem, java.lang.String, java.lang.Class, java.lang.Class, org.apache.hadoop.io.SequenceFile.CompressionType, org.apache.hadoop.io.compress.CompressionCodec, org.apache.hadoop.util.Progressable)">BloomMapFile.Writer</A></B>(<A HREF="../../../../../org/apache/hadoop/conf/Configuration.html" title="class in org.apache.hadoop.conf">Configuration</A>&nbsp;conf,
1340                    <A HREF="../../../../../org/apache/hadoop/fs/FileSystem.html" title="class in org.apache.hadoop.fs">FileSystem</A>&nbsp;fs,
1341                    <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A>&nbsp;dirName,
1342                    <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</A>&lt;? extends <A HREF="../../../../../org/apache/hadoop/io/WritableComparable.html" title="interface in org.apache.hadoop.io">WritableComparable</A>&gt;&nbsp;keyClass,
1343                    <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</A>&lt;? extends <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&gt;&nbsp;valClass,
1344                    <A HREF="../../../../../org/apache/hadoop/io/SequenceFile.CompressionType.html" title="enum in org.apache.hadoop.io">SequenceFile.CompressionType</A>&nbsp;compress,
1345                    <A HREF="../../../../../org/apache/hadoop/io/compress/CompressionCodec.html" title="interface in org.apache.hadoop.io.compress">CompressionCodec</A>&nbsp;codec,
1346                    <A HREF="../../../../../org/apache/hadoop/util/Progressable.html" title="interface in org.apache.hadoop.util">Progressable</A>&nbsp;progress)</CODE>
1347
1348<BR>
1349&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
1350</TR>
1351</TABLE>
1352&nbsp;
1353<P>
1354<A NAME="org.apache.hadoop.io.serializer"><!-- --></A>
1355<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
1356<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
1357<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
1358Uses of <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A> in <A HREF="../../../../../org/apache/hadoop/io/serializer/package-summary.html">org.apache.hadoop.io.serializer</A></FONT></TH>
1359</TR>
1360</TABLE>
1361&nbsp;
1362<P>
1363
1364<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
1365<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
1366<TH ALIGN="left" COLSPAN="2">Methods in <A HREF="../../../../../org/apache/hadoop/io/serializer/package-summary.html">org.apache.hadoop.io.serializer</A> that return types with arguments of type <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></FONT></TH>
1367</TR>
1368<TR BGCOLOR="white" CLASS="TableRowColor">
1369<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1370<CODE>&nbsp;<A HREF="../../../../../org/apache/hadoop/io/serializer/Deserializer.html" title="interface in org.apache.hadoop.io.serializer">Deserializer</A>&lt;<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&gt;</CODE></FONT></TD>
1371<TD><CODE><B>WritableSerialization.</B><B><A HREF="../../../../../org/apache/hadoop/io/serializer/WritableSerialization.html#getDeserializer(java.lang.Class)">getDeserializer</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</A>&lt;<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&gt;&nbsp;c)</CODE>
1372
1373<BR>
1374&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
1375</TR>
1376<TR BGCOLOR="white" CLASS="TableRowColor">
1377<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1378<CODE>&nbsp;<A HREF="../../../../../org/apache/hadoop/io/serializer/Serializer.html" title="interface in org.apache.hadoop.io.serializer">Serializer</A>&lt;<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&gt;</CODE></FONT></TD>
1379<TD><CODE><B>WritableSerialization.</B><B><A HREF="../../../../../org/apache/hadoop/io/serializer/WritableSerialization.html#getSerializer(java.lang.Class)">getSerializer</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</A>&lt;<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&gt;&nbsp;c)</CODE>
1380
1381<BR>
1382&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
1383</TR>
1384</TABLE>
1385&nbsp;
1386<P>
1387
1388<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
1389<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
1390<TH ALIGN="left" COLSPAN="2">Method parameters in <A HREF="../../../../../org/apache/hadoop/io/serializer/package-summary.html">org.apache.hadoop.io.serializer</A> with type arguments of type <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></FONT></TH>
1391</TR>
1392<TR BGCOLOR="white" CLASS="TableRowColor">
1393<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1394<CODE>&nbsp;<A HREF="../../../../../org/apache/hadoop/io/serializer/Deserializer.html" title="interface in org.apache.hadoop.io.serializer">Deserializer</A>&lt;<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&gt;</CODE></FONT></TD>
1395<TD><CODE><B>WritableSerialization.</B><B><A HREF="../../../../../org/apache/hadoop/io/serializer/WritableSerialization.html#getDeserializer(java.lang.Class)">getDeserializer</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</A>&lt;<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&gt;&nbsp;c)</CODE>
1396
1397<BR>
1398&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
1399</TR>
1400<TR BGCOLOR="white" CLASS="TableRowColor">
1401<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1402<CODE>&nbsp;<A HREF="../../../../../org/apache/hadoop/io/serializer/Serializer.html" title="interface in org.apache.hadoop.io.serializer">Serializer</A>&lt;<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&gt;</CODE></FONT></TD>
1403<TD><CODE><B>WritableSerialization.</B><B><A HREF="../../../../../org/apache/hadoop/io/serializer/WritableSerialization.html#getSerializer(java.lang.Class)">getSerializer</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</A>&lt;<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&gt;&nbsp;c)</CODE>
1404
1405<BR>
1406&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
1407</TR>
1408</TABLE>
1409&nbsp;
1410<P>
1411<A NAME="org.apache.hadoop.ipc"><!-- --></A>
1412<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
1413<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
1414<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
1415Uses of <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A> in <A HREF="../../../../../org/apache/hadoop/ipc/package-summary.html">org.apache.hadoop.ipc</A></FONT></TH>
1416</TR>
1417</TABLE>
1418&nbsp;
1419<P>
1420
1421<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
1422<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
1423<TH ALIGN="left" COLSPAN="2">Methods in <A HREF="../../../../../org/apache/hadoop/ipc/package-summary.html">org.apache.hadoop.ipc</A> that return <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></FONT></TH>
1424</TR>
1425<TR BGCOLOR="white" CLASS="TableRowColor">
1426<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1427<CODE>&nbsp;<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></CODE></FONT></TD>
1428<TD><CODE><B>RPC.Server.</B><B><A HREF="../../../../../org/apache/hadoop/ipc/RPC.Server.html#call(java.lang.Class, org.apache.hadoop.io.Writable, long)">call</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</A>&lt;?&gt;&nbsp;protocol,
1429     <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&nbsp;param,
1430     long&nbsp;receivedTime)</CODE>
1431
1432<BR>
1433&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
1434</TR>
1435<TR BGCOLOR="white" CLASS="TableRowColor">
1436<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1437<CODE>abstract &nbsp;<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></CODE></FONT></TD>
1438<TD><CODE><B>Server.</B><B><A HREF="../../../../../org/apache/hadoop/ipc/Server.html#call(java.lang.Class, org.apache.hadoop.io.Writable, long)">call</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</A>&lt;?&gt;&nbsp;protocol,
1439     <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&nbsp;param,
1440     long&nbsp;receiveTime)</CODE>
1441
1442<BR>
1443&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Called for each call.</TD>
1444</TR>
1445<TR BGCOLOR="white" CLASS="TableRowColor">
1446<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1447<CODE>&nbsp;<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>[]</CODE></FONT></TD>
1448<TD><CODE><B>Client.</B><B><A HREF="../../../../../org/apache/hadoop/ipc/Client.html#call(org.apache.hadoop.io.Writable[], java.net.InetSocketAddress[])">call</A></B>(<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>[]&nbsp;params,
1449     <A HREF="http://java.sun.com/javase/6/docs/api/java/net/InetSocketAddress.html?is-external=true" title="class or interface in java.net">InetSocketAddress</A>[]&nbsp;addresses)</CODE>
1450
1451<BR>
1452&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<B>Deprecated.</B>&nbsp;<I>Use <A HREF="../../../../../org/apache/hadoop/ipc/Client.html#call(org.apache.hadoop.io.Writable[], java.net.InetSocketAddress[], java.lang.Class, org.apache.hadoop.security.UserGroupInformation)"><CODE>Client.call(Writable[], InetSocketAddress[], Class, UserGroupInformation)</CODE></A> instead</I></TD>
1453</TR>
1454<TR BGCOLOR="white" CLASS="TableRowColor">
1455<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1456<CODE>&nbsp;<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>[]</CODE></FONT></TD>
1457<TD><CODE><B>Client.</B><B><A HREF="../../../../../org/apache/hadoop/ipc/Client.html#call(org.apache.hadoop.io.Writable[], java.net.InetSocketAddress[], java.lang.Class, org.apache.hadoop.security.UserGroupInformation)">call</A></B>(<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>[]&nbsp;params,
1458     <A HREF="http://java.sun.com/javase/6/docs/api/java/net/InetSocketAddress.html?is-external=true" title="class or interface in java.net">InetSocketAddress</A>[]&nbsp;addresses,
1459     <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</A>&lt;?&gt;&nbsp;protocol,
1460     <A HREF="../../../../../org/apache/hadoop/security/UserGroupInformation.html" title="class in org.apache.hadoop.security">UserGroupInformation</A>&nbsp;ticket)</CODE>
1461
1462<BR>
1463&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Makes a set of calls in parallel.</TD>
1464</TR>
1465<TR BGCOLOR="white" CLASS="TableRowColor">
1466<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1467<CODE>&nbsp;<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></CODE></FONT></TD>
1468<TD><CODE><B>Client.</B><B><A HREF="../../../../../org/apache/hadoop/ipc/Client.html#call(org.apache.hadoop.io.Writable, java.net.InetSocketAddress)">call</A></B>(<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&nbsp;param,
1469     <A HREF="http://java.sun.com/javase/6/docs/api/java/net/InetSocketAddress.html?is-external=true" title="class or interface in java.net">InetSocketAddress</A>&nbsp;address)</CODE>
1470
1471<BR>
1472&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<B>Deprecated.</B>&nbsp;<I>Use <A HREF="../../../../../org/apache/hadoop/ipc/Client.html#call(org.apache.hadoop.io.Writable, java.net.InetSocketAddress, java.lang.Class, org.apache.hadoop.security.UserGroupInformation)"><CODE>Client.call(Writable, InetSocketAddress, Class, UserGroupInformation)</CODE></A> instead</I></TD>
1473</TR>
1474<TR BGCOLOR="white" CLASS="TableRowColor">
1475<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1476<CODE>&nbsp;<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></CODE></FONT></TD>
1477<TD><CODE><B>Client.</B><B><A HREF="../../../../../org/apache/hadoop/ipc/Client.html#call(org.apache.hadoop.io.Writable, java.net.InetSocketAddress, java.lang.Class, org.apache.hadoop.security.UserGroupInformation)">call</A></B>(<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&nbsp;param,
1478     <A HREF="http://java.sun.com/javase/6/docs/api/java/net/InetSocketAddress.html?is-external=true" title="class or interface in java.net">InetSocketAddress</A>&nbsp;addr,
1479     <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</A>&lt;?&gt;&nbsp;protocol,
1480     <A HREF="../../../../../org/apache/hadoop/security/UserGroupInformation.html" title="class in org.apache.hadoop.security">UserGroupInformation</A>&nbsp;ticket)</CODE>
1481
1482<BR>
1483&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Make a call, passing <code>param</code>, to the IPC server running at
1484 <code>address</code> which is servicing the <code>protocol</code> protocol,
1485 with the <code>ticket</code> credentials, returning the value.</TD>
1486</TR>
1487<TR BGCOLOR="white" CLASS="TableRowColor">
1488<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1489<CODE>&nbsp;<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></CODE></FONT></TD>
1490<TD><CODE><B>Client.</B><B><A HREF="../../../../../org/apache/hadoop/ipc/Client.html#call(org.apache.hadoop.io.Writable, java.net.InetSocketAddress, org.apache.hadoop.security.UserGroupInformation)">call</A></B>(<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&nbsp;param,
1491     <A HREF="http://java.sun.com/javase/6/docs/api/java/net/InetSocketAddress.html?is-external=true" title="class or interface in java.net">InetSocketAddress</A>&nbsp;addr,
1492     <A HREF="../../../../../org/apache/hadoop/security/UserGroupInformation.html" title="class in org.apache.hadoop.security">UserGroupInformation</A>&nbsp;ticket)</CODE>
1493
1494<BR>
1495&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<B>Deprecated.</B>&nbsp;<I>Use <A HREF="../../../../../org/apache/hadoop/ipc/Client.html#call(org.apache.hadoop.io.Writable, java.net.InetSocketAddress, java.lang.Class, org.apache.hadoop.security.UserGroupInformation)"><CODE>Client.call(Writable, InetSocketAddress, Class, UserGroupInformation)</CODE></A> instead</I></TD>
1496</TR>
1497<TR BGCOLOR="white" CLASS="TableRowColor">
1498<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1499<CODE>&nbsp;<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></CODE></FONT></TD>
1500<TD><CODE><B>Server.</B><B><A HREF="../../../../../org/apache/hadoop/ipc/Server.html#call(org.apache.hadoop.io.Writable, long)">call</A></B>(<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&nbsp;param,
1501     long&nbsp;receiveTime)</CODE>
1502
1503<BR>
1504&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<B>Deprecated.</B>&nbsp;<I>Use <A HREF="../../../../../org/apache/hadoop/ipc/Server.html#call(java.lang.Class, org.apache.hadoop.io.Writable, long)"><CODE>Server.call(Class, Writable, long)</CODE></A> instead</I></TD>
1505</TR>
1506</TABLE>
1507&nbsp;
1508<P>
1509
1510<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
1511<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
1512<TH ALIGN="left" COLSPAN="2">Methods in <A HREF="../../../../../org/apache/hadoop/ipc/package-summary.html">org.apache.hadoop.ipc</A> with parameters of type <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></FONT></TH>
1513</TR>
1514<TR BGCOLOR="white" CLASS="TableRowColor">
1515<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1516<CODE>&nbsp;<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></CODE></FONT></TD>
1517<TD><CODE><B>RPC.Server.</B><B><A HREF="../../../../../org/apache/hadoop/ipc/RPC.Server.html#call(java.lang.Class, org.apache.hadoop.io.Writable, long)">call</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</A>&lt;?&gt;&nbsp;protocol,
1518     <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&nbsp;param,
1519     long&nbsp;receivedTime)</CODE>
1520
1521<BR>
1522&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
1523</TR>
1524<TR BGCOLOR="white" CLASS="TableRowColor">
1525<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1526<CODE>abstract &nbsp;<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></CODE></FONT></TD>
1527<TD><CODE><B>Server.</B><B><A HREF="../../../../../org/apache/hadoop/ipc/Server.html#call(java.lang.Class, org.apache.hadoop.io.Writable, long)">call</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</A>&lt;?&gt;&nbsp;protocol,
1528     <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&nbsp;param,
1529     long&nbsp;receiveTime)</CODE>
1530
1531<BR>
1532&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Called for each call.</TD>
1533</TR>
1534<TR BGCOLOR="white" CLASS="TableRowColor">
1535<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1536<CODE>&nbsp;<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>[]</CODE></FONT></TD>
1537<TD><CODE><B>Client.</B><B><A HREF="../../../../../org/apache/hadoop/ipc/Client.html#call(org.apache.hadoop.io.Writable[], java.net.InetSocketAddress[])">call</A></B>(<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>[]&nbsp;params,
1538     <A HREF="http://java.sun.com/javase/6/docs/api/java/net/InetSocketAddress.html?is-external=true" title="class or interface in java.net">InetSocketAddress</A>[]&nbsp;addresses)</CODE>
1539
1540<BR>
1541&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<B>Deprecated.</B>&nbsp;<I>Use <A HREF="../../../../../org/apache/hadoop/ipc/Client.html#call(org.apache.hadoop.io.Writable[], java.net.InetSocketAddress[], java.lang.Class, org.apache.hadoop.security.UserGroupInformation)"><CODE>Client.call(Writable[], InetSocketAddress[], Class, UserGroupInformation)</CODE></A> instead</I></TD>
1542</TR>
1543<TR BGCOLOR="white" CLASS="TableRowColor">
1544<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1545<CODE>&nbsp;<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>[]</CODE></FONT></TD>
1546<TD><CODE><B>Client.</B><B><A HREF="../../../../../org/apache/hadoop/ipc/Client.html#call(org.apache.hadoop.io.Writable[], java.net.InetSocketAddress[], java.lang.Class, org.apache.hadoop.security.UserGroupInformation)">call</A></B>(<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>[]&nbsp;params,
1547     <A HREF="http://java.sun.com/javase/6/docs/api/java/net/InetSocketAddress.html?is-external=true" title="class or interface in java.net">InetSocketAddress</A>[]&nbsp;addresses,
1548     <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</A>&lt;?&gt;&nbsp;protocol,
1549     <A HREF="../../../../../org/apache/hadoop/security/UserGroupInformation.html" title="class in org.apache.hadoop.security">UserGroupInformation</A>&nbsp;ticket)</CODE>
1550
1551<BR>
1552&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Makes a set of calls in parallel.</TD>
1553</TR>
1554<TR BGCOLOR="white" CLASS="TableRowColor">
1555<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1556<CODE>&nbsp;<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></CODE></FONT></TD>
1557<TD><CODE><B>Client.</B><B><A HREF="../../../../../org/apache/hadoop/ipc/Client.html#call(org.apache.hadoop.io.Writable, java.net.InetSocketAddress)">call</A></B>(<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&nbsp;param,
1558     <A HREF="http://java.sun.com/javase/6/docs/api/java/net/InetSocketAddress.html?is-external=true" title="class or interface in java.net">InetSocketAddress</A>&nbsp;address)</CODE>
1559
1560<BR>
1561&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<B>Deprecated.</B>&nbsp;<I>Use <A HREF="../../../../../org/apache/hadoop/ipc/Client.html#call(org.apache.hadoop.io.Writable, java.net.InetSocketAddress, java.lang.Class, org.apache.hadoop.security.UserGroupInformation)"><CODE>Client.call(Writable, InetSocketAddress, Class, UserGroupInformation)</CODE></A> instead</I></TD>
1562</TR>
1563<TR BGCOLOR="white" CLASS="TableRowColor">
1564<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1565<CODE>&nbsp;<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></CODE></FONT></TD>
1566<TD><CODE><B>Client.</B><B><A HREF="../../../../../org/apache/hadoop/ipc/Client.html#call(org.apache.hadoop.io.Writable, java.net.InetSocketAddress, java.lang.Class, org.apache.hadoop.security.UserGroupInformation)">call</A></B>(<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&nbsp;param,
1567     <A HREF="http://java.sun.com/javase/6/docs/api/java/net/InetSocketAddress.html?is-external=true" title="class or interface in java.net">InetSocketAddress</A>&nbsp;addr,
1568     <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</A>&lt;?&gt;&nbsp;protocol,
1569     <A HREF="../../../../../org/apache/hadoop/security/UserGroupInformation.html" title="class in org.apache.hadoop.security">UserGroupInformation</A>&nbsp;ticket)</CODE>
1570
1571<BR>
1572&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Make a call, passing <code>param</code>, to the IPC server running at
1573 <code>address</code> which is servicing the <code>protocol</code> protocol,
1574 with the <code>ticket</code> credentials, returning the value.</TD>
1575</TR>
1576<TR BGCOLOR="white" CLASS="TableRowColor">
1577<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1578<CODE>&nbsp;<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></CODE></FONT></TD>
1579<TD><CODE><B>Client.</B><B><A HREF="../../../../../org/apache/hadoop/ipc/Client.html#call(org.apache.hadoop.io.Writable, java.net.InetSocketAddress, org.apache.hadoop.security.UserGroupInformation)">call</A></B>(<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&nbsp;param,
1580     <A HREF="http://java.sun.com/javase/6/docs/api/java/net/InetSocketAddress.html?is-external=true" title="class or interface in java.net">InetSocketAddress</A>&nbsp;addr,
1581     <A HREF="../../../../../org/apache/hadoop/security/UserGroupInformation.html" title="class in org.apache.hadoop.security">UserGroupInformation</A>&nbsp;ticket)</CODE>
1582
1583<BR>
1584&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<B>Deprecated.</B>&nbsp;<I>Use <A HREF="../../../../../org/apache/hadoop/ipc/Client.html#call(org.apache.hadoop.io.Writable, java.net.InetSocketAddress, java.lang.Class, org.apache.hadoop.security.UserGroupInformation)"><CODE>Client.call(Writable, InetSocketAddress, Class, UserGroupInformation)</CODE></A> instead</I></TD>
1585</TR>
1586<TR BGCOLOR="white" CLASS="TableRowColor">
1587<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1588<CODE>&nbsp;<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></CODE></FONT></TD>
1589<TD><CODE><B>Server.</B><B><A HREF="../../../../../org/apache/hadoop/ipc/Server.html#call(org.apache.hadoop.io.Writable, long)">call</A></B>(<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&nbsp;param,
1590     long&nbsp;receiveTime)</CODE>
1591
1592<BR>
1593&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<B>Deprecated.</B>&nbsp;<I>Use <A HREF="../../../../../org/apache/hadoop/ipc/Server.html#call(java.lang.Class, org.apache.hadoop.io.Writable, long)"><CODE>Server.call(Class, Writable, long)</CODE></A> instead</I></TD>
1594</TR>
1595</TABLE>
1596&nbsp;
1597<P>
1598
1599<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
1600<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
1601<TH ALIGN="left" COLSPAN="2">Constructor parameters in <A HREF="../../../../../org/apache/hadoop/ipc/package-summary.html">org.apache.hadoop.ipc</A> with type arguments of type <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></FONT></TH>
1602</TR>
1603<TR BGCOLOR="white" CLASS="TableRowColor">
1604<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/ipc/Client.html#Client(java.lang.Class, org.apache.hadoop.conf.Configuration)">Client</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</A>&lt;? extends <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&gt;&nbsp;valueClass,
1605       <A HREF="../../../../../org/apache/hadoop/conf/Configuration.html" title="class in org.apache.hadoop.conf">Configuration</A>&nbsp;conf)</CODE>
1606
1607<BR>
1608&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Construct an IPC client with the default SocketFactory</TD>
1609</TR>
1610<TR BGCOLOR="white" CLASS="TableRowColor">
1611<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/ipc/Client.html#Client(java.lang.Class, org.apache.hadoop.conf.Configuration, javax.net.SocketFactory)">Client</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</A>&lt;? extends <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&gt;&nbsp;valueClass,
1612       <A HREF="../../../../../org/apache/hadoop/conf/Configuration.html" title="class in org.apache.hadoop.conf">Configuration</A>&nbsp;conf,
1613       <A HREF="http://java.sun.com/javase/6/docs/api/javax/net/SocketFactory.html?is-external=true" title="class or interface in javax.net">SocketFactory</A>&nbsp;factory)</CODE>
1614
1615<BR>
1616&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Construct an IPC client whose values are of the given <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io"><CODE>Writable</CODE></A>
1617 class.</TD>
1618</TR>
1619<TR BGCOLOR="white" CLASS="TableRowColor">
1620<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/ipc/Server.html#Server(java.lang.String, int, java.lang.Class, int, org.apache.hadoop.conf.Configuration)">Server</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A>&nbsp;bindAddress,
1621       int&nbsp;port,
1622       <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</A>&lt;? extends <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&gt;&nbsp;paramClass,
1623       int&nbsp;handlerCount,
1624       <A HREF="../../../../../org/apache/hadoop/conf/Configuration.html" title="class in org.apache.hadoop.conf">Configuration</A>&nbsp;conf)</CODE>
1625
1626<BR>
1627&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
1628</TR>
1629<TR BGCOLOR="white" CLASS="TableRowColor">
1630<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/ipc/Server.html#Server(java.lang.String, int, java.lang.Class, int, org.apache.hadoop.conf.Configuration, java.lang.String)">Server</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A>&nbsp;bindAddress,
1631       int&nbsp;port,
1632       <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</A>&lt;? extends <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&gt;&nbsp;paramClass,
1633       int&nbsp;handlerCount,
1634       <A HREF="../../../../../org/apache/hadoop/conf/Configuration.html" title="class in org.apache.hadoop.conf">Configuration</A>&nbsp;conf,
1635       <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A>&nbsp;serverName)</CODE>
1636
1637<BR>
1638&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Constructs a server listening on the named port and address.</TD>
1639</TR>
1640</TABLE>
1641&nbsp;
1642<P>
1643<A NAME="org.apache.hadoop.mapred"><!-- --></A>
1644<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
1645<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
1646<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
1647Uses of <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A> in <A HREF="../../../../../org/apache/hadoop/mapred/package-summary.html">org.apache.hadoop.mapred</A></FONT></TH>
1648</TR>
1649</TABLE>
1650&nbsp;
1651<P>
1652
1653<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
1654<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
1655<TH ALIGN="left" COLSPAN="2">Subinterfaces of <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A> in <A HREF="../../../../../org/apache/hadoop/mapred/package-summary.html">org.apache.hadoop.mapred</A></FONT></TH>
1656</TR>
1657<TR BGCOLOR="white" CLASS="TableRowColor">
1658<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1659<CODE>&nbsp;interface</CODE></FONT></TD>
1660<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapred/InputSplit.html" title="interface in org.apache.hadoop.mapred">InputSplit</A></B></CODE>
1661
1662<BR>
1663&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<B>Deprecated.</B>&nbsp;<I>Use <A HREF="../../../../../org/apache/hadoop/mapreduce/InputSplit.html" title="class in org.apache.hadoop.mapreduce"><CODE>InputSplit</CODE></A> instead.</I></TD>
1664</TR>
1665</TABLE>
1666&nbsp;
1667<P>
1668
1669<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
1670<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
1671<TH ALIGN="left" COLSPAN="2">Classes in <A HREF="../../../../../org/apache/hadoop/mapred/package-summary.html">org.apache.hadoop.mapred</A> that implement <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></FONT></TH>
1672</TR>
1673<TR BGCOLOR="white" CLASS="TableRowColor">
1674<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1675<CODE>&nbsp;class</CODE></FONT></TD>
1676<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapred/ClusterStatus.html" title="class in org.apache.hadoop.mapred">ClusterStatus</A></B></CODE>
1677
1678<BR>
1679&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Status information on the current state of the Map-Reduce cluster.</TD>
1680</TR>
1681<TR BGCOLOR="white" CLASS="TableRowColor">
1682<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1683<CODE>&nbsp;class</CODE></FONT></TD>
1684<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapred/Counters.html" title="class in org.apache.hadoop.mapred">Counters</A></B></CODE>
1685
1686<BR>
1687&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<B>Deprecated.</B>&nbsp;<I>Use <A HREF="../../../../../org/apache/hadoop/mapreduce/Counters.html" title="class in org.apache.hadoop.mapreduce"><CODE>Counters</CODE></A> instead.</I></TD>
1688</TR>
1689<TR BGCOLOR="white" CLASS="TableRowColor">
1690<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1691<CODE>static&nbsp;class</CODE></FONT></TD>
1692<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapred/Counters.Counter.html" title="class in org.apache.hadoop.mapred">Counters.Counter</A></B></CODE>
1693
1694<BR>
1695&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<B>Deprecated.</B>&nbsp;A counter record, comprising its name and value.</TD>
1696</TR>
1697<TR BGCOLOR="white" CLASS="TableRowColor">
1698<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1699<CODE>static&nbsp;class</CODE></FONT></TD>
1700<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapred/Counters.Group.html" title="class in org.apache.hadoop.mapred">Counters.Group</A></B></CODE>
1701
1702<BR>
1703&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<B>Deprecated.</B>&nbsp;<code>Group</code> of counters, comprising of counters from a particular
1704  counter <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Enum.html?is-external=true" title="class or interface in java.lang"><CODE>Enum</CODE></A> class.</TD>
1705</TR>
1706<TR BGCOLOR="white" CLASS="TableRowColor">
1707<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1708<CODE>&nbsp;class</CODE></FONT></TD>
1709<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapred/FileSplit.html" title="class in org.apache.hadoop.mapred">FileSplit</A></B></CODE>
1710
1711<BR>
1712&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<B>Deprecated.</B>&nbsp;<I>Use <A HREF="../../../../../org/apache/hadoop/mapreduce/lib/input/FileSplit.html" title="class in org.apache.hadoop.mapreduce.lib.input"><CODE>FileSplit</CODE></A>
1713  instead.</I></TD>
1714</TR>
1715<TR BGCOLOR="white" CLASS="TableRowColor">
1716<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1717<CODE>&nbsp;class</CODE></FONT></TD>
1718<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapred/JobConf.html" title="class in org.apache.hadoop.mapred">JobConf</A></B></CODE>
1719
1720<BR>
1721&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<B>Deprecated.</B>&nbsp;<I>Use <A HREF="../../../../../org/apache/hadoop/conf/Configuration.html" title="class in org.apache.hadoop.conf"><CODE>Configuration</CODE></A> instead</I></TD>
1722</TR>
1723<TR BGCOLOR="white" CLASS="TableRowColor">
1724<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1725<CODE>&nbsp;class</CODE></FONT></TD>
1726<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapred/JobProfile.html" title="class in org.apache.hadoop.mapred">JobProfile</A></B></CODE>
1727
1728<BR>
1729&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A JobProfile is a MapReduce primitive.</TD>
1730</TR>
1731<TR BGCOLOR="white" CLASS="TableRowColor">
1732<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1733<CODE>&nbsp;class</CODE></FONT></TD>
1734<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapred/JobQueueInfo.html" title="class in org.apache.hadoop.mapred">JobQueueInfo</A></B></CODE>
1735
1736<BR>
1737&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Class that contains the information regarding the Job Queues which are
1738 maintained by the Hadoop Map/Reduce framework.</TD>
1739</TR>
1740<TR BGCOLOR="white" CLASS="TableRowColor">
1741<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1742<CODE>&nbsp;class</CODE></FONT></TD>
1743<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapred/JobStatus.html" title="class in org.apache.hadoop.mapred">JobStatus</A></B></CODE>
1744
1745<BR>
1746&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Describes the current status of a job.</TD>
1747</TR>
1748<TR BGCOLOR="white" CLASS="TableRowColor">
1749<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1750<CODE>&nbsp;class</CODE></FONT></TD>
1751<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapred/MultiFileSplit.html" title="class in org.apache.hadoop.mapred">MultiFileSplit</A></B></CODE>
1752
1753<BR>
1754&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<B>Deprecated.</B>&nbsp;<I>Use <A HREF="../../../../../org/apache/hadoop/mapred/lib/CombineFileSplit.html" title="class in org.apache.hadoop.mapred.lib"><CODE>CombineFileSplit</CODE></A> instead</I></TD>
1755</TR>
1756<TR BGCOLOR="white" CLASS="TableRowColor">
1757<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1758<CODE>&nbsp;class</CODE></FONT></TD>
1759<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapred/TaskCompletionEvent.html" title="class in org.apache.hadoop.mapred">TaskCompletionEvent</A></B></CODE>
1760
1761<BR>
1762&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;This is used to track task completion events on
1763 job tracker.</TD>
1764</TR>
1765<TR BGCOLOR="white" CLASS="TableRowColor">
1766<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1767<CODE>&nbsp;class</CODE></FONT></TD>
1768<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapred/TaskReport.html" title="class in org.apache.hadoop.mapred">TaskReport</A></B></CODE>
1769
1770<BR>
1771&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A report on the state of a task.</TD>
1772</TR>
1773</TABLE>
1774&nbsp;
1775<P>
1776
1777<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
1778<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
1779<TH ALIGN="left" COLSPAN="2">Methods in <A HREF="../../../../../org/apache/hadoop/mapred/package-summary.html">org.apache.hadoop.mapred</A> with type parameters of type <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></FONT></TH>
1780</TR>
1781<TR BGCOLOR="white" CLASS="TableRowColor">
1782<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1783<CODE>static
1784<TABLE BORDER="0" CELLPADDING="0" CELLSPACING="0" SUMMARY="">
1785<TR ALIGN="right" VALIGN="">
1786<TD NOWRAP><FONT SIZE="-1">
1787<CODE>&lt;K extends <A HREF="../../../../../org/apache/hadoop/io/WritableComparable.html" title="interface in org.apache.hadoop.io">WritableComparable</A>,V extends <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&gt; 
1788<BR>
1789<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></CODE></FONT></TD>
1790</TR>
1791</TABLE>
1792</CODE></FONT></TD>
1793<TD><CODE><B>MapFileOutputFormat.</B><B><A HREF="../../../../../org/apache/hadoop/mapred/MapFileOutputFormat.html#getEntry(org.apache.hadoop.io.MapFile.Reader[], org.apache.hadoop.mapred.Partitioner, K, V)">getEntry</A></B>(<A HREF="../../../../../org/apache/hadoop/io/MapFile.Reader.html" title="class in org.apache.hadoop.io">MapFile.Reader</A>[]&nbsp;readers,
1794         <A HREF="../../../../../org/apache/hadoop/mapred/Partitioner.html" title="interface in org.apache.hadoop.mapred">Partitioner</A>&lt;K,V&gt;&nbsp;partitioner,
1795         K&nbsp;key,
1796         V&nbsp;value)</CODE>
1797
1798<BR>
1799&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Get an entry from output generated by this class.</TD>
1800</TR>
1801</TABLE>
1802&nbsp;
1803<P>
1804
1805<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
1806<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
1807<TH ALIGN="left" COLSPAN="2">Methods in <A HREF="../../../../../org/apache/hadoop/mapred/package-summary.html">org.apache.hadoop.mapred</A> that return <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></FONT></TH>
1808</TR>
1809<TR BGCOLOR="white" CLASS="TableRowColor">
1810<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1811<CODE>static
1812<TABLE BORDER="0" CELLPADDING="0" CELLSPACING="0" SUMMARY="">
1813<TR ALIGN="right" VALIGN="">
1814<TD NOWRAP><FONT SIZE="-1">
1815<CODE>&lt;K extends <A HREF="../../../../../org/apache/hadoop/io/WritableComparable.html" title="interface in org.apache.hadoop.io">WritableComparable</A>,V extends <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&gt; 
1816<BR>
1817<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></CODE></FONT></TD>
1818</TR>
1819</TABLE>
1820</CODE></FONT></TD>
1821<TD><CODE><B>MapFileOutputFormat.</B><B><A HREF="../../../../../org/apache/hadoop/mapred/MapFileOutputFormat.html#getEntry(org.apache.hadoop.io.MapFile.Reader[], org.apache.hadoop.mapred.Partitioner, K, V)">getEntry</A></B>(<A HREF="../../../../../org/apache/hadoop/io/MapFile.Reader.html" title="class in org.apache.hadoop.io">MapFile.Reader</A>[]&nbsp;readers,
1822         <A HREF="../../../../../org/apache/hadoop/mapred/Partitioner.html" title="interface in org.apache.hadoop.mapred">Partitioner</A>&lt;K,V&gt;&nbsp;partitioner,
1823         K&nbsp;key,
1824         V&nbsp;value)</CODE>
1825
1826<BR>
1827&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Get an entry from output generated by this class.</TD>
1828</TR>
1829</TABLE>
1830&nbsp;
1831<P>
1832
1833<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
1834<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
1835<TH ALIGN="left" COLSPAN="2">Methods in <A HREF="../../../../../org/apache/hadoop/mapred/package-summary.html">org.apache.hadoop.mapred</A> that return types with arguments of type <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></FONT></TH>
1836</TR>
1837<TR BGCOLOR="white" CLASS="TableRowColor">
1838<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1839<CODE>&nbsp;<A HREF="../../../../../org/apache/hadoop/mapred/RecordWriter.html" title="interface in org.apache.hadoop.mapred">RecordWriter</A>&lt;<A HREF="../../../../../org/apache/hadoop/io/WritableComparable.html" title="interface in org.apache.hadoop.io">WritableComparable</A>,<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&gt;</CODE></FONT></TD>
1840<TD><CODE><B>MapFileOutputFormat.</B><B><A HREF="../../../../../org/apache/hadoop/mapred/MapFileOutputFormat.html#getRecordWriter(org.apache.hadoop.fs.FileSystem, org.apache.hadoop.mapred.JobConf, java.lang.String, org.apache.hadoop.util.Progressable)">getRecordWriter</A></B>(<A HREF="../../../../../org/apache/hadoop/fs/FileSystem.html" title="class in org.apache.hadoop.fs">FileSystem</A>&nbsp;ignored,
1841                <A HREF="../../../../../org/apache/hadoop/mapred/JobConf.html" title="class in org.apache.hadoop.mapred">JobConf</A>&nbsp;job,
1842                <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A>&nbsp;name,
1843                <A HREF="../../../../../org/apache/hadoop/util/Progressable.html" title="interface in org.apache.hadoop.util">Progressable</A>&nbsp;progress)</CODE>
1844
1845<BR>
1846&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
1847</TR>
1848<TR BGCOLOR="white" CLASS="TableRowColor">
1849<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1850<CODE>static&nbsp;<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</A>&lt;? extends <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&gt;</CODE></FONT></TD>
1851<TD><CODE><B>SequenceFileAsBinaryOutputFormat.</B><B><A HREF="../../../../../org/apache/hadoop/mapred/SequenceFileAsBinaryOutputFormat.html#getSequenceFileOutputValueClass(org.apache.hadoop.mapred.JobConf)">getSequenceFileOutputValueClass</A></B>(<A HREF="../../../../../org/apache/hadoop/mapred/JobConf.html" title="class in org.apache.hadoop.mapred">JobConf</A>&nbsp;conf)</CODE>
1852
1853<BR>
1854&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Get the value class for the <A HREF="../../../../../org/apache/hadoop/io/SequenceFile.html" title="class in org.apache.hadoop.io"><CODE>SequenceFile</CODE></A></TD>
1855</TR>
1856</TABLE>
1857&nbsp;
1858<P>
1859<A NAME="org.apache.hadoop.mapred.join"><!-- --></A>
1860<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
1861<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
1862<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
1863Uses of <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A> in <A HREF="../../../../../org/apache/hadoop/mapred/join/package-summary.html">org.apache.hadoop.mapred.join</A></FONT></TH>
1864</TR>
1865</TABLE>
1866&nbsp;
1867<P>
1868
1869<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
1870<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
1871<TH ALIGN="left" COLSPAN="2">Classes in <A HREF="../../../../../org/apache/hadoop/mapred/join/package-summary.html">org.apache.hadoop.mapred.join</A> with type parameters of type <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></FONT></TH>
1872</TR>
1873<TR BGCOLOR="white" CLASS="TableRowColor">
1874<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1875<CODE>&nbsp;class</CODE></FONT></TD>
1876<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapred/join/ArrayListBackedIterator.html" title="class in org.apache.hadoop.mapred.join">ArrayListBackedIterator&lt;X extends Writable&gt;</A></B></CODE>
1877
1878<BR>
1879&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;This class provides an implementation of ResetableIterator.</TD>
1880</TR>
1881<TR BGCOLOR="white" CLASS="TableRowColor">
1882<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1883<CODE>&nbsp;interface</CODE></FONT></TD>
1884<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapred/join/ComposableInputFormat.html" title="interface in org.apache.hadoop.mapred.join">ComposableInputFormat&lt;K extends WritableComparable,V extends Writable&gt;</A></B></CODE>
1885
1886<BR>
1887&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Refinement of InputFormat requiring implementors to provide
1888 ComposableRecordReader instead of RecordReader.</TD>
1889</TR>
1890<TR BGCOLOR="white" CLASS="TableRowColor">
1891<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1892<CODE>&nbsp;interface</CODE></FONT></TD>
1893<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapred/join/ComposableRecordReader.html" title="interface in org.apache.hadoop.mapred.join">ComposableRecordReader&lt;K extends WritableComparable,V extends Writable&gt;</A></B></CODE>
1894
1895<BR>
1896&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Additional operations required of a RecordReader to participate in a join.</TD>
1897</TR>
1898<TR BGCOLOR="white" CLASS="TableRowColor">
1899<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1900<CODE>&nbsp;class</CODE></FONT></TD>
1901<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapred/join/CompositeRecordReader.html" title="class in org.apache.hadoop.mapred.join">CompositeRecordReader&lt;K extends WritableComparable,V extends Writable,X extends Writable&gt;</A></B></CODE>
1902
1903<BR>
1904&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A RecordReader that can effect joins of RecordReaders sharing a common key
1905 type and partitioning.</TD>
1906</TR>
1907<TR BGCOLOR="white" CLASS="TableRowColor">
1908<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1909<CODE>&nbsp;class</CODE></FONT></TD>
1910<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapred/join/CompositeRecordReader.html" title="class in org.apache.hadoop.mapred.join">CompositeRecordReader&lt;K extends WritableComparable,V extends Writable,X extends Writable&gt;</A></B></CODE>
1911
1912<BR>
1913&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A RecordReader that can effect joins of RecordReaders sharing a common key
1914 type and partitioning.</TD>
1915</TR>
1916<TR BGCOLOR="white" CLASS="TableRowColor">
1917<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1918<CODE>&nbsp;class</CODE></FONT></TD>
1919<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapred/join/MultiFilterRecordReader.html" title="class in org.apache.hadoop.mapred.join">MultiFilterRecordReader&lt;K extends WritableComparable,V extends Writable&gt;</A></B></CODE>
1920
1921<BR>
1922&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Base class for Composite join returning values derived from multiple
1923 sources, but generally not tuples.</TD>
1924</TR>
1925<TR BGCOLOR="white" CLASS="TableRowColor">
1926<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1927<CODE>&nbsp;class</CODE></FONT></TD>
1928<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapred/join/OverrideRecordReader.html" title="class in org.apache.hadoop.mapred.join">OverrideRecordReader&lt;K extends WritableComparable,V extends Writable&gt;</A></B></CODE>
1929
1930<BR>
1931&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Prefer the &quot;rightmost&quot; data source for this key.</TD>
1932</TR>
1933<TR BGCOLOR="white" CLASS="TableRowColor">
1934<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1935<CODE>&nbsp;interface</CODE></FONT></TD>
1936<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapred/join/ResetableIterator.html" title="interface in org.apache.hadoop.mapred.join">ResetableIterator&lt;T extends Writable&gt;</A></B></CODE>
1937
1938<BR>
1939&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;This defines an interface to a stateful Iterator that can replay elements
1940 added to it directly.</TD>
1941</TR>
1942<TR BGCOLOR="white" CLASS="TableRowColor">
1943<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1944<CODE>static&nbsp;class</CODE></FONT></TD>
1945<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapred/join/ResetableIterator.EMPTY.html" title="class in org.apache.hadoop.mapred.join">ResetableIterator.EMPTY&lt;U extends Writable&gt;</A></B></CODE>
1946
1947<BR>
1948&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
1949</TR>
1950<TR BGCOLOR="white" CLASS="TableRowColor">
1951<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1952<CODE>&nbsp;class</CODE></FONT></TD>
1953<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapred/join/StreamBackedIterator.html" title="class in org.apache.hadoop.mapred.join">StreamBackedIterator&lt;X extends Writable&gt;</A></B></CODE>
1954
1955<BR>
1956&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;This class provides an implementation of ResetableIterator.</TD>
1957</TR>
1958<TR BGCOLOR="white" CLASS="TableRowColor">
1959<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1960<CODE>&nbsp;class</CODE></FONT></TD>
1961<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapred/join/WrappedRecordReader.html" title="class in org.apache.hadoop.mapred.join">WrappedRecordReader&lt;K extends WritableComparable,U extends Writable&gt;</A></B></CODE>
1962
1963<BR>
1964&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Proxy class for a RecordReader participating in the join framework.</TD>
1965</TR>
1966</TABLE>
1967&nbsp;
1968<P>
1969
1970<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
1971<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
1972<TH ALIGN="left" COLSPAN="2">Classes in <A HREF="../../../../../org/apache/hadoop/mapred/join/package-summary.html">org.apache.hadoop.mapred.join</A> that implement <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></FONT></TH>
1973</TR>
1974<TR BGCOLOR="white" CLASS="TableRowColor">
1975<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1976<CODE>&nbsp;class</CODE></FONT></TD>
1977<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapred/join/CompositeInputSplit.html" title="class in org.apache.hadoop.mapred.join">CompositeInputSplit</A></B></CODE>
1978
1979<BR>
1980&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;This InputSplit contains a set of child InputSplits.</TD>
1981</TR>
1982<TR BGCOLOR="white" CLASS="TableRowColor">
1983<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
1984<CODE>&nbsp;class</CODE></FONT></TD>
1985<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapred/join/TupleWritable.html" title="class in org.apache.hadoop.mapred.join">TupleWritable</A></B></CODE>
1986
1987<BR>
1988&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Writable type storing multiple <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io"><CODE>Writable</CODE></A>s.</TD>
1989</TR>
1990</TABLE>
1991&nbsp;
1992<P>
1993
1994<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
1995<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
1996<TH ALIGN="left" COLSPAN="2">Methods in <A HREF="../../../../../org/apache/hadoop/mapred/join/package-summary.html">org.apache.hadoop.mapred.join</A> that return <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></FONT></TH>
1997</TR>
1998<TR BGCOLOR="white" CLASS="TableRowColor">
1999<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
2000<CODE>&nbsp;<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></CODE></FONT></TD>
2001<TD><CODE><B>TupleWritable.</B><B><A HREF="../../../../../org/apache/hadoop/mapred/join/TupleWritable.html#get(int)">get</A></B>(int&nbsp;i)</CODE>
2002
2003<BR>
2004&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Get ith Writable from Tuple.</TD>
2005</TR>
2006</TABLE>
2007&nbsp;
2008<P>
2009
2010<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
2011<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
2012<TH ALIGN="left" COLSPAN="2">Methods in <A HREF="../../../../../org/apache/hadoop/mapred/join/package-summary.html">org.apache.hadoop.mapred.join</A> that return types with arguments of type <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></FONT></TH>
2013</TR>
2014<TR BGCOLOR="white" CLASS="TableRowColor">
2015<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
2016<CODE>&nbsp;<A HREF="http://java.sun.com/javase/6/docs/api/java/util/Iterator.html?is-external=true" title="class or interface in java.util">Iterator</A>&lt;<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&gt;</CODE></FONT></TD>
2017<TD><CODE><B>TupleWritable.</B><B><A HREF="../../../../../org/apache/hadoop/mapred/join/TupleWritable.html#iterator()">iterator</A></B>()</CODE>
2018
2019<BR>
2020&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return an iterator over the elements in this tuple.</TD>
2021</TR>
2022</TABLE>
2023&nbsp;
2024<P>
2025
2026<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
2027<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
2028<TH ALIGN="left" COLSPAN="2">Constructors in <A HREF="../../../../../org/apache/hadoop/mapred/join/package-summary.html">org.apache.hadoop.mapred.join</A> with parameters of type <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></FONT></TH>
2029</TR>
2030<TR BGCOLOR="white" CLASS="TableRowColor">
2031<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapred/join/TupleWritable.html#TupleWritable(org.apache.hadoop.io.Writable[])">TupleWritable</A></B>(<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>[]&nbsp;vals)</CODE>
2032
2033<BR>
2034&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Initialize tuple with storage; unknown whether any of them contain
2035 &quot;written&quot; values.</TD>
2036</TR>
2037</TABLE>
2038&nbsp;
2039<P>
2040<A NAME="org.apache.hadoop.mapred.lib"><!-- --></A>
2041<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
2042<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
2043<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
2044Uses of <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A> in <A HREF="../../../../../org/apache/hadoop/mapred/lib/package-summary.html">org.apache.hadoop.mapred.lib</A></FONT></TH>
2045</TR>
2046</TABLE>
2047&nbsp;
2048<P>
2049
2050<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
2051<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
2052<TH ALIGN="left" COLSPAN="2">Classes in <A HREF="../../../../../org/apache/hadoop/mapred/lib/package-summary.html">org.apache.hadoop.mapred.lib</A> that implement <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></FONT></TH>
2053</TR>
2054<TR BGCOLOR="white" CLASS="TableRowColor">
2055<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
2056<CODE>&nbsp;class</CODE></FONT></TD>
2057<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapred/lib/CombineFileSplit.html" title="class in org.apache.hadoop.mapred.lib">CombineFileSplit</A></B></CODE>
2058
2059<BR>
2060&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A sub-collection of input files.</TD>
2061</TR>
2062</TABLE>
2063&nbsp;
2064<P>
2065
2066<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
2067<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
2068<TH ALIGN="left" COLSPAN="2">Methods in <A HREF="../../../../../org/apache/hadoop/mapred/lib/package-summary.html">org.apache.hadoop.mapred.lib</A> that return types with arguments of type <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></FONT></TH>
2069</TR>
2070<TR BGCOLOR="white" CLASS="TableRowColor">
2071<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
2072<CODE>static&nbsp;<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</A>&lt;? extends <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&gt;</CODE></FONT></TD>
2073<TD><CODE><B>MultipleOutputs.</B><B><A HREF="../../../../../org/apache/hadoop/mapred/lib/MultipleOutputs.html#getNamedOutputValueClass(org.apache.hadoop.mapred.JobConf, java.lang.String)">getNamedOutputValueClass</A></B>(<A HREF="../../../../../org/apache/hadoop/mapred/JobConf.html" title="class in org.apache.hadoop.mapred">JobConf</A>&nbsp;conf,
2074                         <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A>&nbsp;namedOutput)</CODE>
2075
2076<BR>
2077&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns the value class for a named output.</TD>
2078</TR>
2079</TABLE>
2080&nbsp;
2081<P>
2082<A NAME="org.apache.hadoop.mapred.lib.aggregate"><!-- --></A>
2083<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
2084<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
2085<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
2086Uses of <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A> in <A HREF="../../../../../org/apache/hadoop/mapred/lib/aggregate/package-summary.html">org.apache.hadoop.mapred.lib.aggregate</A></FONT></TH>
2087</TR>
2088</TABLE>
2089&nbsp;
2090<P>
2091
2092<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
2093<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
2094<TH ALIGN="left" COLSPAN="2">Classes in <A HREF="../../../../../org/apache/hadoop/mapred/lib/aggregate/package-summary.html">org.apache.hadoop.mapred.lib.aggregate</A> with type parameters of type <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></FONT></TH>
2095</TR>
2096<TR BGCOLOR="white" CLASS="TableRowColor">
2097<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
2098<CODE>&nbsp;class</CODE></FONT></TD>
2099<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapred/lib/aggregate/ValueAggregatorCombiner.html" title="class in org.apache.hadoop.mapred.lib.aggregate">ValueAggregatorCombiner&lt;K1 extends WritableComparable,V1 extends Writable&gt;</A></B></CODE>
2100
2101<BR>
2102&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;This class implements the generic combiner of Aggregate.</TD>
2103</TR>
2104<TR BGCOLOR="white" CLASS="TableRowColor">
2105<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
2106<CODE>&nbsp;class</CODE></FONT></TD>
2107<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapred/lib/aggregate/ValueAggregatorJobBase.html" title="class in org.apache.hadoop.mapred.lib.aggregate">ValueAggregatorJobBase&lt;K1 extends WritableComparable,V1 extends Writable&gt;</A></B></CODE>
2108
2109<BR>
2110&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;This abstract class implements some common functionalities of the
2111 the generic mapper, reducer and combiner classes of Aggregate.</TD>
2112</TR>
2113<TR BGCOLOR="white" CLASS="TableRowColor">
2114<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
2115<CODE>&nbsp;class</CODE></FONT></TD>
2116<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapred/lib/aggregate/ValueAggregatorMapper.html" title="class in org.apache.hadoop.mapred.lib.aggregate">ValueAggregatorMapper&lt;K1 extends WritableComparable,V1 extends Writable&gt;</A></B></CODE>
2117
2118<BR>
2119&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;This class implements the generic mapper of Aggregate.</TD>
2120</TR>
2121<TR BGCOLOR="white" CLASS="TableRowColor">
2122<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
2123<CODE>&nbsp;class</CODE></FONT></TD>
2124<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapred/lib/aggregate/ValueAggregatorReducer.html" title="class in org.apache.hadoop.mapred.lib.aggregate">ValueAggregatorReducer&lt;K1 extends WritableComparable,V1 extends Writable&gt;</A></B></CODE>
2125
2126<BR>
2127&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;This class implements the generic reducer of Aggregate.</TD>
2128</TR>
2129</TABLE>
2130&nbsp;
2131<P>
2132<A NAME="org.apache.hadoop.mapred.lib.db"><!-- --></A>
2133<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
2134<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
2135<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
2136Uses of <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A> in <A HREF="../../../../../org/apache/hadoop/mapred/lib/db/package-summary.html">org.apache.hadoop.mapred.lib.db</A></FONT></TH>
2137</TR>
2138</TABLE>
2139&nbsp;
2140<P>
2141
2142<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
2143<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
2144<TH ALIGN="left" COLSPAN="2">Classes in <A HREF="../../../../../org/apache/hadoop/mapred/lib/db/package-summary.html">org.apache.hadoop.mapred.lib.db</A> that implement <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></FONT></TH>
2145</TR>
2146<TR BGCOLOR="white" CLASS="TableRowColor">
2147<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
2148<CODE>protected static&nbsp;class</CODE></FONT></TD>
2149<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapred/lib/db/DBInputFormat.DBInputSplit.html" title="class in org.apache.hadoop.mapred.lib.db">DBInputFormat.DBInputSplit</A></B></CODE>
2150
2151<BR>
2152&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A InputSplit that spans a set of rows</TD>
2153</TR>
2154<TR BGCOLOR="white" CLASS="TableRowColor">
2155<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
2156<CODE>static&nbsp;class</CODE></FONT></TD>
2157<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapred/lib/db/DBInputFormat.NullDBWritable.html" title="class in org.apache.hadoop.mapred.lib.db">DBInputFormat.NullDBWritable</A></B></CODE>
2158
2159<BR>
2160&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A Class that does nothing, implementing DBWritable</TD>
2161</TR>
2162</TABLE>
2163&nbsp;
2164<P>
2165<A NAME="org.apache.hadoop.mapreduce"><!-- --></A>
2166<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
2167<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
2168<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
2169Uses of <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A> in <A HREF="../../../../../org/apache/hadoop/mapreduce/package-summary.html">org.apache.hadoop.mapreduce</A></FONT></TH>
2170</TR>
2171</TABLE>
2172&nbsp;
2173<P>
2174
2175<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
2176<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
2177<TH ALIGN="left" COLSPAN="2">Classes in <A HREF="../../../../../org/apache/hadoop/mapreduce/package-summary.html">org.apache.hadoop.mapreduce</A> that implement <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></FONT></TH>
2178</TR>
2179<TR BGCOLOR="white" CLASS="TableRowColor">
2180<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
2181<CODE>&nbsp;class</CODE></FONT></TD>
2182<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapreduce/Counter.html" title="class in org.apache.hadoop.mapreduce">Counter</A></B></CODE>
2183
2184<BR>
2185&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A named counter that tracks the progress of a map/reduce job.</TD>
2186</TR>
2187<TR BGCOLOR="white" CLASS="TableRowColor">
2188<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
2189<CODE>&nbsp;class</CODE></FONT></TD>
2190<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapreduce/CounterGroup.html" title="class in org.apache.hadoop.mapreduce">CounterGroup</A></B></CODE>
2191
2192<BR>
2193&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A group of <A HREF="../../../../../org/apache/hadoop/mapreduce/Counter.html" title="class in org.apache.hadoop.mapreduce"><CODE>Counter</CODE></A>s that logically belong together.</TD>
2194</TR>
2195<TR BGCOLOR="white" CLASS="TableRowColor">
2196<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
2197<CODE>&nbsp;class</CODE></FONT></TD>
2198<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapreduce/ID.html" title="class in org.apache.hadoop.mapreduce">ID</A></B></CODE>
2199
2200<BR>
2201&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A general identifier, which internally stores the id
2202 as an integer.</TD>
2203</TR>
2204<TR BGCOLOR="white" CLASS="TableRowColor">
2205<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
2206<CODE>&nbsp;class</CODE></FONT></TD>
2207<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapreduce/JobID.html" title="class in org.apache.hadoop.mapreduce">JobID</A></B></CODE>
2208
2209<BR>
2210&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;JobID represents the immutable and unique identifier for
2211 the job.</TD>
2212</TR>
2213<TR BGCOLOR="white" CLASS="TableRowColor">
2214<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
2215<CODE>&nbsp;class</CODE></FONT></TD>
2216<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapreduce/TaskAttemptID.html" title="class in org.apache.hadoop.mapreduce">TaskAttemptID</A></B></CODE>
2217
2218<BR>
2219&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;TaskAttemptID represents the immutable and unique identifier for
2220 a task attempt.</TD>
2221</TR>
2222<TR BGCOLOR="white" CLASS="TableRowColor">
2223<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
2224<CODE>&nbsp;class</CODE></FONT></TD>
2225<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapreduce/TaskID.html" title="class in org.apache.hadoop.mapreduce">TaskID</A></B></CODE>
2226
2227<BR>
2228&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;TaskID represents the immutable and unique identifier for
2229 a Map or Reduce Task.</TD>
2230</TR>
2231</TABLE>
2232&nbsp;
2233<P>
2234<A NAME="org.apache.hadoop.record"><!-- --></A>
2235<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
2236<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
2237<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
2238Uses of <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A> in <A HREF="../../../../../org/apache/hadoop/record/package-summary.html">org.apache.hadoop.record</A></FONT></TH>
2239</TR>
2240</TABLE>
2241&nbsp;
2242<P>
2243
2244<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
2245<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
2246<TH ALIGN="left" COLSPAN="2">Classes in <A HREF="../../../../../org/apache/hadoop/record/package-summary.html">org.apache.hadoop.record</A> that implement <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></FONT></TH>
2247</TR>
2248<TR BGCOLOR="white" CLASS="TableRowColor">
2249<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
2250<CODE>&nbsp;class</CODE></FONT></TD>
2251<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/record/Record.html" title="class in org.apache.hadoop.record">Record</A></B></CODE>
2252
2253<BR>
2254&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Abstract class that is extended by generated classes.</TD>
2255</TR>
2256</TABLE>
2257&nbsp;
2258<P>
2259<A NAME="org.apache.hadoop.record.meta"><!-- --></A>
2260<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
2261<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
2262<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
2263Uses of <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A> in <A HREF="../../../../../org/apache/hadoop/record/meta/package-summary.html">org.apache.hadoop.record.meta</A></FONT></TH>
2264</TR>
2265</TABLE>
2266&nbsp;
2267<P>
2268
2269<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
2270<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
2271<TH ALIGN="left" COLSPAN="2">Classes in <A HREF="../../../../../org/apache/hadoop/record/meta/package-summary.html">org.apache.hadoop.record.meta</A> that implement <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></FONT></TH>
2272</TR>
2273<TR BGCOLOR="white" CLASS="TableRowColor">
2274<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
2275<CODE>&nbsp;class</CODE></FONT></TD>
2276<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/record/meta/RecordTypeInfo.html" title="class in org.apache.hadoop.record.meta">RecordTypeInfo</A></B></CODE>
2277
2278<BR>
2279&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A record's Type Information object which can read/write itself.</TD>
2280</TR>
2281</TABLE>
2282&nbsp;
2283<P>
2284<A NAME="org.apache.hadoop.security"><!-- --></A>
2285<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
2286<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
2287<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
2288Uses of <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A> in <A HREF="../../../../../org/apache/hadoop/security/package-summary.html">org.apache.hadoop.security</A></FONT></TH>
2289</TR>
2290</TABLE>
2291&nbsp;
2292<P>
2293
2294<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
2295<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
2296<TH ALIGN="left" COLSPAN="2">Classes in <A HREF="../../../../../org/apache/hadoop/security/package-summary.html">org.apache.hadoop.security</A> that implement <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></FONT></TH>
2297</TR>
2298<TR BGCOLOR="white" CLASS="TableRowColor">
2299<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
2300<CODE>&nbsp;class</CODE></FONT></TD>
2301<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/security/UnixUserGroupInformation.html" title="class in org.apache.hadoop.security">UnixUserGroupInformation</A></B></CODE>
2302
2303<BR>
2304&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;An implementation of UserGroupInformation in the Unix system</TD>
2305</TR>
2306<TR BGCOLOR="white" CLASS="TableRowColor">
2307<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
2308<CODE>&nbsp;class</CODE></FONT></TD>
2309<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/security/UserGroupInformation.html" title="class in org.apache.hadoop.security">UserGroupInformation</A></B></CODE>
2310
2311<BR>
2312&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io"><CODE>Writable</CODE></A> abstract class for storing user and groups information.</TD>
2313</TR>
2314</TABLE>
2315&nbsp;
2316<P>
2317<A NAME="org.apache.hadoop.util"><!-- --></A>
2318<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
2319<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
2320<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
2321Uses of <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A> in <A HREF="../../../../../org/apache/hadoop/util/package-summary.html">org.apache.hadoop.util</A></FONT></TH>
2322</TR>
2323</TABLE>
2324&nbsp;
2325<P>
2326
2327<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
2328<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
2329<TH ALIGN="left" COLSPAN="2">Methods in <A HREF="../../../../../org/apache/hadoop/util/package-summary.html">org.apache.hadoop.util</A> with parameters of type <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></FONT></TH>
2330</TR>
2331<TR BGCOLOR="white" CLASS="TableRowColor">
2332<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
2333<CODE>static&nbsp;void</CODE></FONT></TD>
2334<TD><CODE><B>ReflectionUtils.</B><B><A HREF="../../../../../org/apache/hadoop/util/ReflectionUtils.html#cloneWritableInto(org.apache.hadoop.io.Writable, org.apache.hadoop.io.Writable)">cloneWritableInto</A></B>(<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&nbsp;dst,
2335                  <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&nbsp;src)</CODE>
2336
2337<BR>
2338&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<B>Deprecated.</B>&nbsp;</TD>
2339</TR>
2340</TABLE>
2341&nbsp;
2342<P>
2343<A NAME="org.apache.hadoop.util.bloom"><!-- --></A>
2344<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
2345<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
2346<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
2347Uses of <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A> in <A HREF="../../../../../org/apache/hadoop/util/bloom/package-summary.html">org.apache.hadoop.util.bloom</A></FONT></TH>
2348</TR>
2349</TABLE>
2350&nbsp;
2351<P>
2352
2353<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
2354<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
2355<TH ALIGN="left" COLSPAN="2">Classes in <A HREF="../../../../../org/apache/hadoop/util/bloom/package-summary.html">org.apache.hadoop.util.bloom</A> that implement <A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></FONT></TH>
2356</TR>
2357<TR BGCOLOR="white" CLASS="TableRowColor">
2358<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
2359<CODE>&nbsp;class</CODE></FONT></TD>
2360<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/util/bloom/BloomFilter.html" title="class in org.apache.hadoop.util.bloom">BloomFilter</A></B></CODE>
2361
2362<BR>
2363&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Implements a <i>Bloom filter</i>, as defined by Bloom in 1970.</TD>
2364</TR>
2365<TR BGCOLOR="white" CLASS="TableRowColor">
2366<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
2367<CODE>&nbsp;class</CODE></FONT></TD>
2368<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/util/bloom/CountingBloomFilter.html" title="class in org.apache.hadoop.util.bloom">CountingBloomFilter</A></B></CODE>
2369
2370<BR>
2371&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Implements a <i>counting Bloom filter</i>, as defined by Fan et al.</TD>
2372</TR>
2373<TR BGCOLOR="white" CLASS="TableRowColor">
2374<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
2375<CODE>&nbsp;class</CODE></FONT></TD>
2376<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/util/bloom/DynamicBloomFilter.html" title="class in org.apache.hadoop.util.bloom">DynamicBloomFilter</A></B></CODE>
2377
2378<BR>
2379&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Implements a <i>dynamic Bloom filter</i>, as defined in the INFOCOM 2006 paper.</TD>
2380</TR>
2381<TR BGCOLOR="white" CLASS="TableRowColor">
2382<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
2383<CODE>&nbsp;class</CODE></FONT></TD>
2384<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/util/bloom/Filter.html" title="class in org.apache.hadoop.util.bloom">Filter</A></B></CODE>
2385
2386<BR>
2387&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Defines the general behavior of a filter.</TD>
2388</TR>
2389<TR BGCOLOR="white" CLASS="TableRowColor">
2390<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
2391<CODE>&nbsp;class</CODE></FONT></TD>
2392<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/util/bloom/Key.html" title="class in org.apache.hadoop.util.bloom">Key</A></B></CODE>
2393
2394<BR>
2395&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;The general behavior of a key that must be stored in a filter.</TD>
2396</TR>
2397<TR BGCOLOR="white" CLASS="TableRowColor">
2398<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
2399<CODE>&nbsp;class</CODE></FONT></TD>
2400<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/util/bloom/RetouchedBloomFilter.html" title="class in org.apache.hadoop.util.bloom">RetouchedBloomFilter</A></B></CODE>
2401
2402<BR>
2403&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Implements a <i>retouched Bloom filter</i>, as defined in the CoNEXT 2006 paper.</TD>
2404</TR>
2405</TABLE>
2406&nbsp;
2407<P>
2408<HR>
2409
2410
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