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7Uses of Interface org.apache.hadoop.mapred.Mapper (Hadoop 0.20.1 API)
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81<HR>
82<CENTER>
83<H2>
84<B>Uses of Interface<br>org.apache.hadoop.mapred.Mapper</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/mapred/Mapper.html" title="interface in org.apache.hadoop.mapred">Mapper</A></FONT></TH>
91</TR>
92<TR BGCOLOR="white" CLASS="TableRowColor">
93<TD><A HREF="#org.apache.hadoop.contrib.index.example"><B>org.apache.hadoop.contrib.index.example</B></A></TD>
94<TD>&nbsp;&nbsp;</TD>
95</TR>
96<TR BGCOLOR="white" CLASS="TableRowColor">
97<TD><A HREF="#org.apache.hadoop.contrib.index.mapred"><B>org.apache.hadoop.contrib.index.mapred</B></A></TD>
98<TD>&nbsp;&nbsp;</TD>
99</TR>
100<TR BGCOLOR="white" CLASS="TableRowColor">
101<TD><A HREF="#org.apache.hadoop.contrib.utils.join"><B>org.apache.hadoop.contrib.utils.join</B></A></TD>
102<TD>&nbsp;&nbsp;</TD>
103</TR>
104<TR BGCOLOR="white" CLASS="TableRowColor">
105<TD><A HREF="#org.apache.hadoop.examples"><B>org.apache.hadoop.examples</B></A></TD>
106<TD>Hadoop example code.&nbsp;</TD>
107</TR>
108<TR BGCOLOR="white" CLASS="TableRowColor">
109<TD><A HREF="#org.apache.hadoop.examples.dancing"><B>org.apache.hadoop.examples.dancing</B></A></TD>
110<TD>This package is a distributed implementation of Knuth's <a
111href="http://en.wikipedia.org/wiki/Dancing_Links">dancing links</a>
112algorithm that can run under Hadoop.&nbsp;</TD>
113</TR>
114<TR BGCOLOR="white" CLASS="TableRowColor">
115<TD><A HREF="#org.apache.hadoop.examples.terasort"><B>org.apache.hadoop.examples.terasort</B></A></TD>
116<TD>This package consists of 3 map/reduce applications for Hadoop to
117compete in the annual <a
118href="http://www.hpl.hp.com/hosted/sortbenchmark" target="_top">terabyte sort</a>
119competition.&nbsp;</TD>
120</TR>
121<TR BGCOLOR="white" CLASS="TableRowColor">
122<TD><A HREF="#org.apache.hadoop.mapred"><B>org.apache.hadoop.mapred</B></A></TD>
123<TD>A software framework for easily writing applications which process vast
124amounts of data (multi-terabyte data-sets) parallelly on large clusters
125(thousands of nodes) built of commodity hardware in a reliable, fault-tolerant
126manner.&nbsp;</TD>
127</TR>
128<TR BGCOLOR="white" CLASS="TableRowColor">
129<TD><A HREF="#org.apache.hadoop.mapred.lib"><B>org.apache.hadoop.mapred.lib</B></A></TD>
130<TD>Library of generally useful mappers, reducers, and partitioners.&nbsp;</TD>
131</TR>
132<TR BGCOLOR="white" CLASS="TableRowColor">
133<TD><A HREF="#org.apache.hadoop.mapred.lib.aggregate"><B>org.apache.hadoop.mapred.lib.aggregate</B></A></TD>
134<TD>Classes for performing various counting and aggregations.&nbsp;</TD>
135</TR>
136<TR BGCOLOR="white" CLASS="TableRowColor">
137<TD><A HREF="#org.apache.hadoop.streaming"><B>org.apache.hadoop.streaming</B></A></TD>
138<TD><tt>Hadoop Streaming</tt> is a utility which allows users to create and run
139Map-Reduce jobs with any executables (e.g.&nbsp;</TD>
140</TR>
141</TABLE>
142&nbsp;
143<P>
144<A NAME="org.apache.hadoop.contrib.index.example"><!-- --></A>
145<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
146<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
147<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
148Uses of <A HREF="../../../../../org/apache/hadoop/mapred/Mapper.html" title="interface in org.apache.hadoop.mapred">Mapper</A> in <A HREF="../../../../../org/apache/hadoop/contrib/index/example/package-summary.html">org.apache.hadoop.contrib.index.example</A></FONT></TH>
149</TR>
150</TABLE>
151&nbsp;
152<P>
153
154<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
155<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
156<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/mapred/Mapper.html" title="interface in org.apache.hadoop.mapred">Mapper</A></FONT></TH>
157</TR>
158<TR BGCOLOR="white" CLASS="TableRowColor">
159<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
160<CODE>&nbsp;class</CODE></FONT></TD>
161<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/contrib/index/example/IdentityLocalAnalysis.html" title="class in org.apache.hadoop.contrib.index.example">IdentityLocalAnalysis</A></B></CODE>
162
163<BR>
164&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Identity local analysis maps inputs directly into outputs.</TD>
165</TR>
166<TR BGCOLOR="white" CLASS="TableRowColor">
167<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
168<CODE>&nbsp;class</CODE></FONT></TD>
169<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/contrib/index/example/LineDocLocalAnalysis.html" title="class in org.apache.hadoop.contrib.index.example">LineDocLocalAnalysis</A></B></CODE>
170
171<BR>
172&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Convert LineDocTextAndOp to DocumentAndOp as required by ILocalAnalysis.</TD>
173</TR>
174</TABLE>
175&nbsp;
176<P>
177<A NAME="org.apache.hadoop.contrib.index.mapred"><!-- --></A>
178<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
179<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
180<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
181Uses of <A HREF="../../../../../org/apache/hadoop/mapred/Mapper.html" title="interface in org.apache.hadoop.mapred">Mapper</A> in <A HREF="../../../../../org/apache/hadoop/contrib/index/mapred/package-summary.html">org.apache.hadoop.contrib.index.mapred</A></FONT></TH>
182</TR>
183</TABLE>
184&nbsp;
185<P>
186
187<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
188<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
189<TH ALIGN="left" COLSPAN="2">Subinterfaces of <A HREF="../../../../../org/apache/hadoop/mapred/Mapper.html" title="interface in org.apache.hadoop.mapred">Mapper</A> in <A HREF="../../../../../org/apache/hadoop/contrib/index/mapred/package-summary.html">org.apache.hadoop.contrib.index.mapred</A></FONT></TH>
190</TR>
191<TR BGCOLOR="white" CLASS="TableRowColor">
192<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
193<CODE>&nbsp;interface</CODE></FONT></TD>
194<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>
195
196<BR>
197&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Application specific local analysis.</TD>
198</TR>
199</TABLE>
200&nbsp;
201<P>
202
203<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
204<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
205<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/mapred/Mapper.html" title="interface in org.apache.hadoop.mapred">Mapper</A></FONT></TH>
206</TR>
207<TR BGCOLOR="white" CLASS="TableRowColor">
208<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
209<CODE>&nbsp;class</CODE></FONT></TD>
210<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>
211
212<BR>
213&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;This class applies local analysis on a key-value pair and then convert the
214 result docid-operation pair to a shard-and-intermediate form pair.</TD>
215</TR>
216</TABLE>
217&nbsp;
218<P>
219<A NAME="org.apache.hadoop.contrib.utils.join"><!-- --></A>
220<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
221<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
222<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
223Uses of <A HREF="../../../../../org/apache/hadoop/mapred/Mapper.html" title="interface in org.apache.hadoop.mapred">Mapper</A> in <A HREF="../../../../../org/apache/hadoop/contrib/utils/join/package-summary.html">org.apache.hadoop.contrib.utils.join</A></FONT></TH>
224</TR>
225</TABLE>
226&nbsp;
227<P>
228
229<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
230<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
231<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/mapred/Mapper.html" title="interface in org.apache.hadoop.mapred">Mapper</A></FONT></TH>
232</TR>
233<TR BGCOLOR="white" CLASS="TableRowColor">
234<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
235<CODE>&nbsp;class</CODE></FONT></TD>
236<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/contrib/utils/join/DataJoinMapperBase.html" title="class in org.apache.hadoop.contrib.utils.join">DataJoinMapperBase</A></B></CODE>
237
238<BR>
239&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;This abstract class serves as the base class for the mapper class of a data
240 join job.</TD>
241</TR>
242<TR BGCOLOR="white" CLASS="TableRowColor">
243<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
244<CODE>&nbsp;class</CODE></FONT></TD>
245<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/contrib/utils/join/DataJoinReducerBase.html" title="class in org.apache.hadoop.contrib.utils.join">DataJoinReducerBase</A></B></CODE>
246
247<BR>
248&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;This abstract class serves as the base class for the reducer class of a data
249 join job.</TD>
250</TR>
251<TR BGCOLOR="white" CLASS="TableRowColor">
252<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
253<CODE>&nbsp;class</CODE></FONT></TD>
254<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/contrib/utils/join/JobBase.html" title="class in org.apache.hadoop.contrib.utils.join">JobBase</A></B></CODE>
255
256<BR>
257&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A common base implementing some statics collecting mechanisms that are
258 commonly used in a typical map/reduce job.</TD>
259</TR>
260</TABLE>
261&nbsp;
262<P>
263<A NAME="org.apache.hadoop.examples"><!-- --></A>
264<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
265<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
266<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
267Uses of <A HREF="../../../../../org/apache/hadoop/mapred/Mapper.html" title="interface in org.apache.hadoop.mapred">Mapper</A> in <A HREF="../../../../../org/apache/hadoop/examples/package-summary.html">org.apache.hadoop.examples</A></FONT></TH>
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/examples/package-summary.html">org.apache.hadoop.examples</A> that implement <A HREF="../../../../../org/apache/hadoop/mapred/Mapper.html" title="interface in org.apache.hadoop.mapred">Mapper</A></FONT></TH>
276</TR>
277<TR BGCOLOR="white" CLASS="TableRowColor">
278<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
279<CODE>static&nbsp;class</CODE></FONT></TD>
280<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/examples/MultiFileWordCount.MapClass.html" title="class in org.apache.hadoop.examples">MultiFileWordCount.MapClass</A></B></CODE>
281
282<BR>
283&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;This Mapper is similar to the one in <A HREF="../../../../../org/apache/hadoop/examples/MultiFileWordCount.MapClass.html" title="class in org.apache.hadoop.examples"><CODE>MultiFileWordCount.MapClass</CODE></A>.</TD>
284</TR>
285<TR BGCOLOR="white" CLASS="TableRowColor">
286<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
287<CODE>static&nbsp;class</CODE></FONT></TD>
288<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/examples/PiEstimator.PiMapper.html" title="class in org.apache.hadoop.examples">PiEstimator.PiMapper</A></B></CODE>
289
290<BR>
291&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Mapper class for Pi estimation.</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/examples/SleepJob.html" title="class in org.apache.hadoop.examples">SleepJob</A></B></CODE>
297
298<BR>
299&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Dummy class for testing MR framefork.</TD>
300</TR>
301</TABLE>
302&nbsp;
303<P>
304<A NAME="org.apache.hadoop.examples.dancing"><!-- --></A>
305<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
306<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
307<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
308Uses of <A HREF="../../../../../org/apache/hadoop/mapred/Mapper.html" title="interface in org.apache.hadoop.mapred">Mapper</A> in <A HREF="../../../../../org/apache/hadoop/examples/dancing/package-summary.html">org.apache.hadoop.examples.dancing</A></FONT></TH>
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">Classes in <A HREF="../../../../../org/apache/hadoop/examples/dancing/package-summary.html">org.apache.hadoop.examples.dancing</A> that implement <A HREF="../../../../../org/apache/hadoop/mapred/Mapper.html" title="interface in org.apache.hadoop.mapred">Mapper</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;class</CODE></FONT></TD>
321<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/examples/dancing/DistributedPentomino.PentMap.html" title="class in org.apache.hadoop.examples.dancing">DistributedPentomino.PentMap</A></B></CODE>
322
323<BR>
324&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Each map takes a line, which represents a prefix move and finds all of
325 the solutions that start with that prefix.</TD>
326</TR>
327</TABLE>
328&nbsp;
329<P>
330<A NAME="org.apache.hadoop.examples.terasort"><!-- --></A>
331<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
332<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
333<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
334Uses of <A HREF="../../../../../org/apache/hadoop/mapred/Mapper.html" title="interface in org.apache.hadoop.mapred">Mapper</A> in <A HREF="../../../../../org/apache/hadoop/examples/terasort/package-summary.html">org.apache.hadoop.examples.terasort</A></FONT></TH>
335</TR>
336</TABLE>
337&nbsp;
338<P>
339
340<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
341<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
342<TH ALIGN="left" COLSPAN="2">Classes in <A HREF="../../../../../org/apache/hadoop/examples/terasort/package-summary.html">org.apache.hadoop.examples.terasort</A> that implement <A HREF="../../../../../org/apache/hadoop/mapred/Mapper.html" title="interface in org.apache.hadoop.mapred">Mapper</A></FONT></TH>
343</TR>
344<TR BGCOLOR="white" CLASS="TableRowColor">
345<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
346<CODE>static&nbsp;class</CODE></FONT></TD>
347<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/examples/terasort/TeraGen.SortGenMapper.html" title="class in org.apache.hadoop.examples.terasort">TeraGen.SortGenMapper</A></B></CODE>
348
349<BR>
350&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;The Mapper class that given a row number, will generate the appropriate
351 output line.</TD>
352</TR>
353</TABLE>
354&nbsp;
355<P>
356<A NAME="org.apache.hadoop.mapred"><!-- --></A>
357<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
358<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
359<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
360Uses of <A HREF="../../../../../org/apache/hadoop/mapred/Mapper.html" title="interface in org.apache.hadoop.mapred">Mapper</A> in <A HREF="../../../../../org/apache/hadoop/mapred/package-summary.html">org.apache.hadoop.mapred</A></FONT></TH>
361</TR>
362</TABLE>
363&nbsp;
364<P>
365
366<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
367<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
368<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/mapred/Mapper.html" title="interface in org.apache.hadoop.mapred">Mapper</A></FONT></TH>
369</TR>
370<TR BGCOLOR="white" CLASS="TableRowColor">
371<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
372<CODE>protected &nbsp;<A HREF="../../../../../org/apache/hadoop/mapred/Mapper.html" title="interface in org.apache.hadoop.mapred">Mapper</A>&lt;<A HREF="../../../../../org/apache/hadoop/mapred/MapRunner.html" title="type parameter in MapRunner">K1</A>,<A HREF="../../../../../org/apache/hadoop/mapred/MapRunner.html" title="type parameter in MapRunner">V1</A>,<A HREF="../../../../../org/apache/hadoop/mapred/MapRunner.html" title="type parameter in MapRunner">K2</A>,<A HREF="../../../../../org/apache/hadoop/mapred/MapRunner.html" title="type parameter in MapRunner">V2</A>&gt;</CODE></FONT></TD>
373<TD><CODE><B>MapRunner.</B><B><A HREF="../../../../../org/apache/hadoop/mapred/MapRunner.html#getMapper()">getMapper</A></B>()</CODE>
374
375<BR>
376&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
377</TR>
378</TABLE>
379&nbsp;
380<P>
381
382<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
383<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
384<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/mapred/Mapper.html" title="interface in org.apache.hadoop.mapred">Mapper</A></FONT></TH>
385</TR>
386<TR BGCOLOR="white" CLASS="TableRowColor">
387<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
388<CODE>&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/mapred/Mapper.html" title="interface in org.apache.hadoop.mapred">Mapper</A>&gt;</CODE></FONT></TD>
389<TD><CODE><B>JobConf.</B><B><A HREF="../../../../../org/apache/hadoop/mapred/JobConf.html#getMapperClass()">getMapperClass</A></B>()</CODE>
390
391<BR>
392&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<B>Deprecated.</B>&nbsp;Get the <A HREF="../../../../../org/apache/hadoop/mapred/Mapper.html" title="interface in org.apache.hadoop.mapred"><CODE>Mapper</CODE></A> class for the job.</TD>
393</TR>
394</TABLE>
395&nbsp;
396<P>
397
398<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
399<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
400<TH ALIGN="left" COLSPAN="2">Method parameters in <A HREF="../../../../../org/apache/hadoop/mapred/package-summary.html">org.apache.hadoop.mapred</A> with type arguments of type <A HREF="../../../../../org/apache/hadoop/mapred/Mapper.html" title="interface in org.apache.hadoop.mapred">Mapper</A></FONT></TH>
401</TR>
402<TR BGCOLOR="white" CLASS="TableRowColor">
403<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
404<CODE>&nbsp;void</CODE></FONT></TD>
405<TD><CODE><B>JobConf.</B><B><A HREF="../../../../../org/apache/hadoop/mapred/JobConf.html#setMapperClass(java.lang.Class)">setMapperClass</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/mapred/Mapper.html" title="interface in org.apache.hadoop.mapred">Mapper</A>&gt;&nbsp;theClass)</CODE>
406
407<BR>
408&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<B>Deprecated.</B>&nbsp;Set the <A HREF="../../../../../org/apache/hadoop/mapred/Mapper.html" title="interface in org.apache.hadoop.mapred"><CODE>Mapper</CODE></A> class for the job.</TD>
409</TR>
410</TABLE>
411&nbsp;
412<P>
413<A NAME="org.apache.hadoop.mapred.lib"><!-- --></A>
414<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
415<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
416<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
417Uses of <A HREF="../../../../../org/apache/hadoop/mapred/Mapper.html" title="interface in org.apache.hadoop.mapred">Mapper</A> in <A HREF="../../../../../org/apache/hadoop/mapred/lib/package-summary.html">org.apache.hadoop.mapred.lib</A></FONT></TH>
418</TR>
419</TABLE>
420&nbsp;
421<P>
422
423<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
424<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
425<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/mapred/Mapper.html" title="interface in org.apache.hadoop.mapred">Mapper</A></FONT></TH>
426</TR>
427<TR BGCOLOR="white" CLASS="TableRowColor">
428<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
429<CODE>&nbsp;class</CODE></FONT></TD>
430<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapred/lib/ChainMapper.html" title="class in org.apache.hadoop.mapred.lib">ChainMapper</A></B></CODE>
431
432<BR>
433&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;The ChainMapper class allows to use multiple Mapper classes within a single
434 Map task.</TD>
435</TR>
436<TR BGCOLOR="white" CLASS="TableRowColor">
437<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
438<CODE>&nbsp;class</CODE></FONT></TD>
439<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapred/lib/DelegatingMapper.html" title="class in org.apache.hadoop.mapred.lib">DelegatingMapper&lt;K1,V1,K2,V2&gt;</A></B></CODE>
440
441<BR>
442&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;An <A HREF="../../../../../org/apache/hadoop/mapred/Mapper.html" title="interface in org.apache.hadoop.mapred"><CODE>Mapper</CODE></A> that delegates behaviour of paths to multiple other
443 mappers.</TD>
444</TR>
445<TR BGCOLOR="white" CLASS="TableRowColor">
446<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
447<CODE>&nbsp;class</CODE></FONT></TD>
448<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapred/lib/FieldSelectionMapReduce.html" title="class in org.apache.hadoop.mapred.lib">FieldSelectionMapReduce&lt;K,V&gt;</A></B></CODE>
449
450<BR>
451&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;This class implements a mapper/reducer class that can be used to perform
452 field selections in a manner similar to unix cut.</TD>
453</TR>
454<TR BGCOLOR="white" CLASS="TableRowColor">
455<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
456<CODE>&nbsp;class</CODE></FONT></TD>
457<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapred/lib/IdentityMapper.html" title="class in org.apache.hadoop.mapred.lib">IdentityMapper&lt;K,V&gt;</A></B></CODE>
458
459<BR>
460&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<B>Deprecated.</B>&nbsp;<I>Use <A HREF="../../../../../org/apache/hadoop/mapreduce/Mapper.html" title="class in org.apache.hadoop.mapreduce"><CODE>Mapper</CODE></A> instead.</I></TD>
461</TR>
462<TR BGCOLOR="white" CLASS="TableRowColor">
463<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
464<CODE>&nbsp;class</CODE></FONT></TD>
465<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapred/lib/InverseMapper.html" title="class in org.apache.hadoop.mapred.lib">InverseMapper&lt;K,V&gt;</A></B></CODE>
466
467<BR>
468&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<B>Deprecated.</B>&nbsp;<I>Use <A HREF="../../../../../org/apache/hadoop/mapreduce/lib/map/InverseMapper.html" title="class in org.apache.hadoop.mapreduce.lib.map"><CODE>InverseMapper</CODE></A> 
469   instead.</I></TD>
470</TR>
471<TR BGCOLOR="white" CLASS="TableRowColor">
472<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
473<CODE>&nbsp;class</CODE></FONT></TD>
474<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapred/lib/RegexMapper.html" title="class in org.apache.hadoop.mapred.lib">RegexMapper&lt;K&gt;</A></B></CODE>
475
476<BR>
477&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A <A HREF="../../../../../org/apache/hadoop/mapred/Mapper.html" title="interface in org.apache.hadoop.mapred"><CODE>Mapper</CODE></A> that extracts text matching a regular expression.</TD>
478</TR>
479<TR BGCOLOR="white" CLASS="TableRowColor">
480<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
481<CODE>&nbsp;class</CODE></FONT></TD>
482<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapred/lib/TokenCountMapper.html" title="class in org.apache.hadoop.mapred.lib">TokenCountMapper&lt;K&gt;</A></B></CODE>
483
484<BR>
485&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<B>Deprecated.</B>&nbsp;<I>Use
486    <A HREF="../../../../../org/apache/hadoop/mapreduce/lib/map/TokenCounterMapper.html" title="class in org.apache.hadoop.mapreduce.lib.map"><CODE>TokenCounterMapper</CODE></A> instead.</I></TD>
487</TR>
488</TABLE>
489&nbsp;
490<P>
491
492<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
493<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
494<TH ALIGN="left" COLSPAN="2">Method parameters in <A HREF="../../../../../org/apache/hadoop/mapred/lib/package-summary.html">org.apache.hadoop.mapred.lib</A> with type arguments of type <A HREF="../../../../../org/apache/hadoop/mapred/Mapper.html" title="interface in org.apache.hadoop.mapred">Mapper</A></FONT></TH>
495</TR>
496<TR BGCOLOR="white" CLASS="TableRowColor">
497<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
498<CODE>static&nbsp;void</CODE></FONT></TD>
499<TD><CODE><B>MultipleInputs.</B><B><A HREF="../../../../../org/apache/hadoop/mapred/lib/MultipleInputs.html#addInputPath(org.apache.hadoop.mapred.JobConf, org.apache.hadoop.fs.Path, java.lang.Class, java.lang.Class)">addInputPath</A></B>(<A HREF="../../../../../org/apache/hadoop/mapred/JobConf.html" title="class in org.apache.hadoop.mapred">JobConf</A>&nbsp;conf,
500             <A HREF="../../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</A>&nbsp;path,
501             <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/mapred/InputFormat.html" title="interface in org.apache.hadoop.mapred">InputFormat</A>&gt;&nbsp;inputFormatClass,
502             <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/mapred/Mapper.html" title="interface in org.apache.hadoop.mapred">Mapper</A>&gt;&nbsp;mapperClass)</CODE>
503
504<BR>
505&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Add a <A HREF="../../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs"><CODE>Path</CODE></A> with a custom <A HREF="../../../../../org/apache/hadoop/mapred/InputFormat.html" title="interface in org.apache.hadoop.mapred"><CODE>InputFormat</CODE></A> and
506 <A HREF="../../../../../org/apache/hadoop/mapred/Mapper.html" title="interface in org.apache.hadoop.mapred"><CODE>Mapper</CODE></A> to the list of inputs for the map-reduce job.</TD>
507</TR>
508<TR BGCOLOR="white" CLASS="TableRowColor">
509<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
510<CODE>static
511<TABLE BORDER="0" CELLPADDING="0" CELLSPACING="0" SUMMARY="">
512<TR ALIGN="right" VALIGN="">
513<TD NOWRAP><FONT SIZE="-1">
514<CODE>&lt;K1,V1,K2,V2&gt; 
515<BR>
516void</CODE></FONT></TD>
517</TR>
518</TABLE>
519</CODE></FONT></TD>
520<TD><CODE><B>ChainReducer.</B><B><A HREF="../../../../../org/apache/hadoop/mapred/lib/ChainReducer.html#addMapper(org.apache.hadoop.mapred.JobConf, java.lang.Class, java.lang.Class, java.lang.Class, java.lang.Class, java.lang.Class, boolean, org.apache.hadoop.mapred.JobConf)">addMapper</A></B>(<A HREF="../../../../../org/apache/hadoop/mapred/JobConf.html" title="class in org.apache.hadoop.mapred">JobConf</A>&nbsp;job,
521          <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/mapred/Mapper.html" title="interface in org.apache.hadoop.mapred">Mapper</A>&lt;K1,V1,K2,V2&gt;&gt;&nbsp;klass,
522          <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 K1&gt;&nbsp;inputKeyClass,
523          <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 V1&gt;&nbsp;inputValueClass,
524          <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 K2&gt;&nbsp;outputKeyClass,
525          <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 V2&gt;&nbsp;outputValueClass,
526          boolean&nbsp;byValue,
527          <A HREF="../../../../../org/apache/hadoop/mapred/JobConf.html" title="class in org.apache.hadoop.mapred">JobConf</A>&nbsp;mapperConf)</CODE>
528
529<BR>
530&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Adds a Mapper class to the chain job's JobConf.</TD>
531</TR>
532<TR BGCOLOR="white" CLASS="TableRowColor">
533<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
534<CODE>static
535<TABLE BORDER="0" CELLPADDING="0" CELLSPACING="0" SUMMARY="">
536<TR ALIGN="right" VALIGN="">
537<TD NOWRAP><FONT SIZE="-1">
538<CODE>&lt;K1,V1,K2,V2&gt; 
539<BR>
540void</CODE></FONT></TD>
541</TR>
542</TABLE>
543</CODE></FONT></TD>
544<TD><CODE><B>ChainMapper.</B><B><A HREF="../../../../../org/apache/hadoop/mapred/lib/ChainMapper.html#addMapper(org.apache.hadoop.mapred.JobConf, java.lang.Class, java.lang.Class, java.lang.Class, java.lang.Class, java.lang.Class, boolean, org.apache.hadoop.mapred.JobConf)">addMapper</A></B>(<A HREF="../../../../../org/apache/hadoop/mapred/JobConf.html" title="class in org.apache.hadoop.mapred">JobConf</A>&nbsp;job,
545          <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/mapred/Mapper.html" title="interface in org.apache.hadoop.mapred">Mapper</A>&lt;K1,V1,K2,V2&gt;&gt;&nbsp;klass,
546          <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 K1&gt;&nbsp;inputKeyClass,
547          <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 V1&gt;&nbsp;inputValueClass,
548          <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 K2&gt;&nbsp;outputKeyClass,
549          <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 V2&gt;&nbsp;outputValueClass,
550          boolean&nbsp;byValue,
551          <A HREF="../../../../../org/apache/hadoop/mapred/JobConf.html" title="class in org.apache.hadoop.mapred">JobConf</A>&nbsp;mapperConf)</CODE>
552
553<BR>
554&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Adds a Mapper class to the chain job's JobConf.</TD>
555</TR>
556</TABLE>
557&nbsp;
558<P>
559<A NAME="org.apache.hadoop.mapred.lib.aggregate"><!-- --></A>
560<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
561<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
562<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
563Uses of <A HREF="../../../../../org/apache/hadoop/mapred/Mapper.html" title="interface in org.apache.hadoop.mapred">Mapper</A> in <A HREF="../../../../../org/apache/hadoop/mapred/lib/aggregate/package-summary.html">org.apache.hadoop.mapred.lib.aggregate</A></FONT></TH>
564</TR>
565</TABLE>
566&nbsp;
567<P>
568
569<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
570<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
571<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> that implement <A HREF="../../../../../org/apache/hadoop/mapred/Mapper.html" title="interface in org.apache.hadoop.mapred">Mapper</A></FONT></TH>
572</TR>
573<TR BGCOLOR="white" CLASS="TableRowColor">
574<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
575<CODE>&nbsp;class</CODE></FONT></TD>
576<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>
577
578<BR>
579&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;This class implements the generic combiner of Aggregate.</TD>
580</TR>
581<TR BGCOLOR="white" CLASS="TableRowColor">
582<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
583<CODE>&nbsp;class</CODE></FONT></TD>
584<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>
585
586<BR>
587&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;This abstract class implements some common functionalities of the
588 the generic mapper, reducer and combiner classes of Aggregate.</TD>
589</TR>
590<TR BGCOLOR="white" CLASS="TableRowColor">
591<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
592<CODE>&nbsp;class</CODE></FONT></TD>
593<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>
594
595<BR>
596&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;This class implements the generic mapper of Aggregate.</TD>
597</TR>
598<TR BGCOLOR="white" CLASS="TableRowColor">
599<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
600<CODE>&nbsp;class</CODE></FONT></TD>
601<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>
602
603<BR>
604&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;This class implements the generic reducer of Aggregate.</TD>
605</TR>
606</TABLE>
607&nbsp;
608<P>
609<A NAME="org.apache.hadoop.streaming"><!-- --></A>
610<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
611<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
612<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
613Uses of <A HREF="../../../../../org/apache/hadoop/mapred/Mapper.html" title="interface in org.apache.hadoop.mapred">Mapper</A> in <A HREF="../../../../../org/apache/hadoop/streaming/package-summary.html">org.apache.hadoop.streaming</A></FONT></TH>
614</TR>
615</TABLE>
616&nbsp;
617<P>
618
619<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
620<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
621<TH ALIGN="left" COLSPAN="2">Classes in <A HREF="../../../../../org/apache/hadoop/streaming/package-summary.html">org.apache.hadoop.streaming</A> that implement <A HREF="../../../../../org/apache/hadoop/mapred/Mapper.html" title="interface in org.apache.hadoop.mapred">Mapper</A></FONT></TH>
622</TR>
623<TR BGCOLOR="white" CLASS="TableRowColor">
624<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
625<CODE>&nbsp;class</CODE></FONT></TD>
626<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/streaming/PipeMapper.html" title="class in org.apache.hadoop.streaming">PipeMapper</A></B></CODE>
627
628<BR>
629&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A generic Mapper bridge.</TD>
630</TR>
631</TABLE>
632&nbsp;
633<P>
634<HR>
635
636
637<!-- ======= START OF BOTTOM NAVBAR ====== -->
638<A NAME="navbar_bottom"><!-- --></A>
639<A HREF="#skip-navbar_bottom" title="Skip navigation links"></A>
640<TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0" SUMMARY="">
641<TR>
642<TD COLSPAN=2 BGCOLOR="#EEEEFF" CLASS="NavBarCell1">
643<A NAME="navbar_bottom_firstrow"><!-- --></A>
644<TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3" SUMMARY="">
645  <TR ALIGN="center" VALIGN="top">
646  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="../../../../../overview-summary.html"><FONT CLASS="NavBarFont1"><B>Overview</B></FONT></A>&nbsp;</TD>
647  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="../package-summary.html"><FONT CLASS="NavBarFont1"><B>Package</B></FONT></A>&nbsp;</TD>
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