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7Uses of Interface org.apache.hadoop.mapred.RecordReader (Hadoop 0.20.1 API)
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83<H2>
84<B>Uses of Interface<br>org.apache.hadoop.mapred.RecordReader</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/RecordReader.html" title="interface in org.apache.hadoop.mapred">RecordReader</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.examples"><B>org.apache.hadoop.examples</B></A></TD>
98<TD>Hadoop example code.&nbsp;</TD>
99</TR>
100<TR BGCOLOR="white" CLASS="TableRowColor">
101<TD><A HREF="#org.apache.hadoop.examples.terasort"><B>org.apache.hadoop.examples.terasort</B></A></TD>
102<TD>This package consists of 3 map/reduce applications for Hadoop to
103compete in the annual <a
104href="http://www.hpl.hp.com/hosted/sortbenchmark" target="_top">terabyte sort</a>
105competition.&nbsp;</TD>
106</TR>
107<TR BGCOLOR="white" CLASS="TableRowColor">
108<TD><A HREF="#org.apache.hadoop.mapred"><B>org.apache.hadoop.mapred</B></A></TD>
109<TD>A software framework for easily writing applications which process vast
110amounts of data (multi-terabyte data-sets) parallelly on large clusters
111(thousands of nodes) built of commodity hardware in a reliable, fault-tolerant
112manner.&nbsp;</TD>
113</TR>
114<TR BGCOLOR="white" CLASS="TableRowColor">
115<TD><A HREF="#org.apache.hadoop.mapred.join"><B>org.apache.hadoop.mapred.join</B></A></TD>
116<TD>Given a set of sorted datasets keyed with the same class and yielding equal
117partitions, it is possible to effect a join of those datasets prior to the map.&nbsp;</TD>
118</TR>
119<TR BGCOLOR="white" CLASS="TableRowColor">
120<TD><A HREF="#org.apache.hadoop.mapred.lib"><B>org.apache.hadoop.mapred.lib</B></A></TD>
121<TD>Library of generally useful mappers, reducers, and partitioners.&nbsp;</TD>
122</TR>
123<TR BGCOLOR="white" CLASS="TableRowColor">
124<TD><A HREF="#org.apache.hadoop.mapred.lib.db"><B>org.apache.hadoop.mapred.lib.db</B></A></TD>
125<TD>org.apache.hadoop.mapred.lib.db Package&nbsp;</TD>
126</TR>
127<TR BGCOLOR="white" CLASS="TableRowColor">
128<TD><A HREF="#org.apache.hadoop.streaming"><B>org.apache.hadoop.streaming</B></A></TD>
129<TD><tt>Hadoop Streaming</tt> is a utility which allows users to create and run
130Map-Reduce jobs with any executables (e.g.&nbsp;</TD>
131</TR>
132</TABLE>
133&nbsp;
134<P>
135<A NAME="org.apache.hadoop.contrib.index.example"><!-- --></A>
136<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
137<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
138<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
139Uses of <A HREF="../../../../../org/apache/hadoop/mapred/RecordReader.html" title="interface in org.apache.hadoop.mapred">RecordReader</A> in <A HREF="../../../../../org/apache/hadoop/contrib/index/example/package-summary.html">org.apache.hadoop.contrib.index.example</A></FONT></TH>
140</TR>
141</TABLE>
142&nbsp;
143<P>
144
145<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
146<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
147<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/RecordReader.html" title="interface in org.apache.hadoop.mapred">RecordReader</A></FONT></TH>
148</TR>
149<TR BGCOLOR="white" CLASS="TableRowColor">
150<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
151<CODE>&nbsp;class</CODE></FONT></TD>
152<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/contrib/index/example/LineDocRecordReader.html" title="class in org.apache.hadoop.contrib.index.example">LineDocRecordReader</A></B></CODE>
153
154<BR>
155&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A simple RecordReader for LineDoc for plain text files where each line is a
156 doc.</TD>
157</TR>
158</TABLE>
159&nbsp;
160<P>
161
162<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
163<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
164<TH ALIGN="left" COLSPAN="2">Methods in <A HREF="../../../../../org/apache/hadoop/contrib/index/example/package-summary.html">org.apache.hadoop.contrib.index.example</A> that return <A HREF="../../../../../org/apache/hadoop/mapred/RecordReader.html" title="interface in org.apache.hadoop.mapred">RecordReader</A></FONT></TH>
165</TR>
166<TR BGCOLOR="white" CLASS="TableRowColor">
167<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
168<CODE>&nbsp;<A HREF="../../../../../org/apache/hadoop/mapred/RecordReader.html" title="interface in org.apache.hadoop.mapred">RecordReader</A>&lt;<A HREF="../../../../../org/apache/hadoop/contrib/index/mapred/DocumentID.html" title="class in org.apache.hadoop.contrib.index.mapred">DocumentID</A>,<A HREF="../../../../../org/apache/hadoop/contrib/index/example/LineDocTextAndOp.html" title="class in org.apache.hadoop.contrib.index.example">LineDocTextAndOp</A>&gt;</CODE></FONT></TD>
169<TD><CODE><B>LineDocInputFormat.</B><B><A HREF="../../../../../org/apache/hadoop/contrib/index/example/LineDocInputFormat.html#getRecordReader(org.apache.hadoop.mapred.InputSplit, org.apache.hadoop.mapred.JobConf, org.apache.hadoop.mapred.Reporter)">getRecordReader</A></B>(<A HREF="../../../../../org/apache/hadoop/mapred/InputSplit.html" title="interface in org.apache.hadoop.mapred">InputSplit</A>&nbsp;split,
170                <A HREF="../../../../../org/apache/hadoop/mapred/JobConf.html" title="class in org.apache.hadoop.mapred">JobConf</A>&nbsp;job,
171                <A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A>&nbsp;reporter)</CODE>
172
173<BR>
174&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
175</TR>
176</TABLE>
177&nbsp;
178<P>
179<A NAME="org.apache.hadoop.examples"><!-- --></A>
180<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
181<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
182<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
183Uses of <A HREF="../../../../../org/apache/hadoop/mapred/RecordReader.html" title="interface in org.apache.hadoop.mapred">RecordReader</A> in <A HREF="../../../../../org/apache/hadoop/examples/package-summary.html">org.apache.hadoop.examples</A></FONT></TH>
184</TR>
185</TABLE>
186&nbsp;
187<P>
188
189<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
190<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
191<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/RecordReader.html" title="interface in org.apache.hadoop.mapred">RecordReader</A></FONT></TH>
192</TR>
193<TR BGCOLOR="white" CLASS="TableRowColor">
194<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
195<CODE>static&nbsp;class</CODE></FONT></TD>
196<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/examples/MultiFileWordCount.MultiFileLineRecordReader.html" title="class in org.apache.hadoop.examples">MultiFileWordCount.MultiFileLineRecordReader</A></B></CODE>
197
198<BR>
199&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;RecordReader is responsible from extracting records from the InputSplit.</TD>
200</TR>
201</TABLE>
202&nbsp;
203<P>
204
205<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
206<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
207<TH ALIGN="left" COLSPAN="2">Methods in <A HREF="../../../../../org/apache/hadoop/examples/package-summary.html">org.apache.hadoop.examples</A> that return <A HREF="../../../../../org/apache/hadoop/mapred/RecordReader.html" title="interface in org.apache.hadoop.mapred">RecordReader</A></FONT></TH>
208</TR>
209<TR BGCOLOR="white" CLASS="TableRowColor">
210<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
211<CODE>&nbsp;<A HREF="../../../../../org/apache/hadoop/mapred/RecordReader.html" title="interface in org.apache.hadoop.mapred">RecordReader</A>&lt;<A HREF="../../../../../org/apache/hadoop/io/IntWritable.html" title="class in org.apache.hadoop.io">IntWritable</A>,<A HREF="../../../../../org/apache/hadoop/io/IntWritable.html" title="class in org.apache.hadoop.io">IntWritable</A>&gt;</CODE></FONT></TD>
212<TD><CODE><B>SleepJob.SleepInputFormat.</B><B><A HREF="../../../../../org/apache/hadoop/examples/SleepJob.SleepInputFormat.html#getRecordReader(org.apache.hadoop.mapred.InputSplit, org.apache.hadoop.mapred.JobConf, org.apache.hadoop.mapred.Reporter)">getRecordReader</A></B>(<A HREF="../../../../../org/apache/hadoop/mapred/InputSplit.html" title="interface in org.apache.hadoop.mapred">InputSplit</A>&nbsp;ignored,
213                <A HREF="../../../../../org/apache/hadoop/mapred/JobConf.html" title="class in org.apache.hadoop.mapred">JobConf</A>&nbsp;conf,
214                <A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A>&nbsp;reporter)</CODE>
215
216<BR>
217&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
218</TR>
219<TR BGCOLOR="white" CLASS="TableRowColor">
220<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
221<CODE>&nbsp;<A HREF="../../../../../org/apache/hadoop/mapred/RecordReader.html" title="interface in org.apache.hadoop.mapred">RecordReader</A>&lt;<A HREF="../../../../../org/apache/hadoop/examples/MultiFileWordCount.WordOffset.html" title="class in org.apache.hadoop.examples">MultiFileWordCount.WordOffset</A>,<A HREF="../../../../../org/apache/hadoop/io/Text.html" title="class in org.apache.hadoop.io">Text</A>&gt;</CODE></FONT></TD>
222<TD><CODE><B>MultiFileWordCount.MyInputFormat.</B><B><A HREF="../../../../../org/apache/hadoop/examples/MultiFileWordCount.MyInputFormat.html#getRecordReader(org.apache.hadoop.mapred.InputSplit, org.apache.hadoop.mapred.JobConf, org.apache.hadoop.mapred.Reporter)">getRecordReader</A></B>(<A HREF="../../../../../org/apache/hadoop/mapred/InputSplit.html" title="interface in org.apache.hadoop.mapred">InputSplit</A>&nbsp;split,
223                <A HREF="../../../../../org/apache/hadoop/mapred/JobConf.html" title="class in org.apache.hadoop.mapred">JobConf</A>&nbsp;job,
224                <A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A>&nbsp;reporter)</CODE>
225
226<BR>
227&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
228</TR>
229</TABLE>
230&nbsp;
231<P>
232<A NAME="org.apache.hadoop.examples.terasort"><!-- --></A>
233<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
234<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
235<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
236Uses of <A HREF="../../../../../org/apache/hadoop/mapred/RecordReader.html" title="interface in org.apache.hadoop.mapred">RecordReader</A> in <A HREF="../../../../../org/apache/hadoop/examples/terasort/package-summary.html">org.apache.hadoop.examples.terasort</A></FONT></TH>
237</TR>
238</TABLE>
239&nbsp;
240<P>
241
242<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
243<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
244<TH ALIGN="left" COLSPAN="2">Methods in <A HREF="../../../../../org/apache/hadoop/examples/terasort/package-summary.html">org.apache.hadoop.examples.terasort</A> that return <A HREF="../../../../../org/apache/hadoop/mapred/RecordReader.html" title="interface in org.apache.hadoop.mapred">RecordReader</A></FONT></TH>
245</TR>
246<TR BGCOLOR="white" CLASS="TableRowColor">
247<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
248<CODE>&nbsp;<A HREF="../../../../../org/apache/hadoop/mapred/RecordReader.html" title="interface in org.apache.hadoop.mapred">RecordReader</A>&lt;<A HREF="../../../../../org/apache/hadoop/io/Text.html" title="class in org.apache.hadoop.io">Text</A>,<A HREF="../../../../../org/apache/hadoop/io/Text.html" title="class in org.apache.hadoop.io">Text</A>&gt;</CODE></FONT></TD>
249<TD><CODE><B>TeraInputFormat.</B><B><A HREF="../../../../../org/apache/hadoop/examples/terasort/TeraInputFormat.html#getRecordReader(org.apache.hadoop.mapred.InputSplit, org.apache.hadoop.mapred.JobConf, org.apache.hadoop.mapred.Reporter)">getRecordReader</A></B>(<A HREF="../../../../../org/apache/hadoop/mapred/InputSplit.html" title="interface in org.apache.hadoop.mapred">InputSplit</A>&nbsp;split,
250                <A HREF="../../../../../org/apache/hadoop/mapred/JobConf.html" title="class in org.apache.hadoop.mapred">JobConf</A>&nbsp;job,
251                <A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A>&nbsp;reporter)</CODE>
252
253<BR>
254&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
255</TR>
256</TABLE>
257&nbsp;
258<P>
259<A NAME="org.apache.hadoop.mapred"><!-- --></A>
260<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
261<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
262<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
263Uses of <A HREF="../../../../../org/apache/hadoop/mapred/RecordReader.html" title="interface in org.apache.hadoop.mapred">RecordReader</A> in <A HREF="../../../../../org/apache/hadoop/mapred/package-summary.html">org.apache.hadoop.mapred</A></FONT></TH>
264</TR>
265</TABLE>
266&nbsp;
267<P>
268
269<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
270<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
271<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/mapred/RecordReader.html" title="interface in org.apache.hadoop.mapred">RecordReader</A></FONT></TH>
272</TR>
273<TR BGCOLOR="white" CLASS="TableRowColor">
274<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
275<CODE>&nbsp;class</CODE></FONT></TD>
276<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapred/KeyValueLineRecordReader.html" title="class in org.apache.hadoop.mapred">KeyValueLineRecordReader</A></B></CODE>
277
278<BR>
279&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;This class treats a line in the input as a key/value pair separated by a
280 separator character.</TD>
281</TR>
282<TR BGCOLOR="white" CLASS="TableRowColor">
283<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
284<CODE>&nbsp;class</CODE></FONT></TD>
285<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapred/LineRecordReader.html" title="class in org.apache.hadoop.mapred">LineRecordReader</A></B></CODE>
286
287<BR>
288&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<B>Deprecated.</B>&nbsp;<I>Use
289   <A HREF="../../../../../org/apache/hadoop/mapreduce/lib/input/LineRecordReader.html" title="class in org.apache.hadoop.mapreduce.lib.input"><CODE>LineRecordReader</CODE></A> instead.</I></TD>
290</TR>
291<TR BGCOLOR="white" CLASS="TableRowColor">
292<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
293<CODE>static&nbsp;class</CODE></FONT></TD>
294<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapred/SequenceFileAsBinaryInputFormat.SequenceFileAsBinaryRecordReader.html" title="class in org.apache.hadoop.mapred">SequenceFileAsBinaryInputFormat.SequenceFileAsBinaryRecordReader</A></B></CODE>
295
296<BR>
297&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Read records from a SequenceFile as binary (raw) bytes.</TD>
298</TR>
299<TR BGCOLOR="white" CLASS="TableRowColor">
300<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
301<CODE>&nbsp;class</CODE></FONT></TD>
302<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapred/SequenceFileAsTextRecordReader.html" title="class in org.apache.hadoop.mapred">SequenceFileAsTextRecordReader</A></B></CODE>
303
304<BR>
305&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;This class converts the input keys and values to their String forms by calling toString()
306 method.</TD>
307</TR>
308<TR BGCOLOR="white" CLASS="TableRowColor">
309<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
310<CODE>&nbsp;class</CODE></FONT></TD>
311<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapred/SequenceFileRecordReader.html" title="class in org.apache.hadoop.mapred">SequenceFileRecordReader&lt;K,V&gt;</A></B></CODE>
312
313<BR>
314&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;An <A HREF="../../../../../org/apache/hadoop/mapred/RecordReader.html" title="interface in org.apache.hadoop.mapred"><CODE>RecordReader</CODE></A> for <A HREF="../../../../../org/apache/hadoop/io/SequenceFile.html" title="class in org.apache.hadoop.io"><CODE>SequenceFile</CODE></A>s.</TD>
315</TR>
316</TABLE>
317&nbsp;
318<P>
319
320<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
321<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
322<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/RecordReader.html" title="interface in org.apache.hadoop.mapred">RecordReader</A></FONT></TH>
323</TR>
324<TR BGCOLOR="white" CLASS="TableRowColor">
325<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
326<CODE>&nbsp;<A HREF="../../../../../org/apache/hadoop/mapred/RecordReader.html" title="interface in org.apache.hadoop.mapred">RecordReader</A>&lt;<A HREF="../../../../../org/apache/hadoop/io/BytesWritable.html" title="class in org.apache.hadoop.io">BytesWritable</A>,<A HREF="../../../../../org/apache/hadoop/io/BytesWritable.html" title="class in org.apache.hadoop.io">BytesWritable</A>&gt;</CODE></FONT></TD>
327<TD><CODE><B>SequenceFileAsBinaryInputFormat.</B><B><A HREF="../../../../../org/apache/hadoop/mapred/SequenceFileAsBinaryInputFormat.html#getRecordReader(org.apache.hadoop.mapred.InputSplit, org.apache.hadoop.mapred.JobConf, org.apache.hadoop.mapred.Reporter)">getRecordReader</A></B>(<A HREF="../../../../../org/apache/hadoop/mapred/InputSplit.html" title="interface in org.apache.hadoop.mapred">InputSplit</A>&nbsp;split,
328                <A HREF="../../../../../org/apache/hadoop/mapred/JobConf.html" title="class in org.apache.hadoop.mapred">JobConf</A>&nbsp;job,
329                <A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A>&nbsp;reporter)</CODE>
330
331<BR>
332&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
333</TR>
334<TR BGCOLOR="white" CLASS="TableRowColor">
335<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
336<CODE>&nbsp;<A HREF="../../../../../org/apache/hadoop/mapred/RecordReader.html" title="interface in org.apache.hadoop.mapred">RecordReader</A>&lt;<A HREF="../../../../../org/apache/hadoop/io/LongWritable.html" title="class in org.apache.hadoop.io">LongWritable</A>,<A HREF="../../../../../org/apache/hadoop/io/Text.html" title="class in org.apache.hadoop.io">Text</A>&gt;</CODE></FONT></TD>
337<TD><CODE><B>TextInputFormat.</B><B><A HREF="../../../../../org/apache/hadoop/mapred/TextInputFormat.html#getRecordReader(org.apache.hadoop.mapred.InputSplit, org.apache.hadoop.mapred.JobConf, org.apache.hadoop.mapred.Reporter)">getRecordReader</A></B>(<A HREF="../../../../../org/apache/hadoop/mapred/InputSplit.html" title="interface in org.apache.hadoop.mapred">InputSplit</A>&nbsp;genericSplit,
338                <A HREF="../../../../../org/apache/hadoop/mapred/JobConf.html" title="class in org.apache.hadoop.mapred">JobConf</A>&nbsp;job,
339                <A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A>&nbsp;reporter)</CODE>
340
341<BR>
342&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<B>Deprecated.</B>&nbsp;&nbsp;</TD>
343</TR>
344<TR BGCOLOR="white" CLASS="TableRowColor">
345<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
346<CODE>&nbsp;<A HREF="../../../../../org/apache/hadoop/mapred/RecordReader.html" title="interface in org.apache.hadoop.mapred">RecordReader</A>&lt;<A HREF="../../../../../org/apache/hadoop/mapred/SequenceFileInputFilter.html" title="type parameter in SequenceFileInputFilter">K</A>,<A HREF="../../../../../org/apache/hadoop/mapred/SequenceFileInputFilter.html" title="type parameter in SequenceFileInputFilter">V</A>&gt;</CODE></FONT></TD>
347<TD><CODE><B>SequenceFileInputFilter.</B><B><A HREF="../../../../../org/apache/hadoop/mapred/SequenceFileInputFilter.html#getRecordReader(org.apache.hadoop.mapred.InputSplit, org.apache.hadoop.mapred.JobConf, org.apache.hadoop.mapred.Reporter)">getRecordReader</A></B>(<A HREF="../../../../../org/apache/hadoop/mapred/InputSplit.html" title="interface in org.apache.hadoop.mapred">InputSplit</A>&nbsp;split,
348                <A HREF="../../../../../org/apache/hadoop/mapred/JobConf.html" title="class in org.apache.hadoop.mapred">JobConf</A>&nbsp;job,
349                <A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A>&nbsp;reporter)</CODE>
350
351<BR>
352&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Create a record reader for the given split</TD>
353</TR>
354<TR BGCOLOR="white" CLASS="TableRowColor">
355<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
356<CODE>&nbsp;<A HREF="../../../../../org/apache/hadoop/mapred/RecordReader.html" title="interface in org.apache.hadoop.mapred">RecordReader</A>&lt;<A HREF="../../../../../org/apache/hadoop/io/Text.html" title="class in org.apache.hadoop.io">Text</A>,<A HREF="../../../../../org/apache/hadoop/io/Text.html" title="class in org.apache.hadoop.io">Text</A>&gt;</CODE></FONT></TD>
357<TD><CODE><B>SequenceFileAsTextInputFormat.</B><B><A HREF="../../../../../org/apache/hadoop/mapred/SequenceFileAsTextInputFormat.html#getRecordReader(org.apache.hadoop.mapred.InputSplit, org.apache.hadoop.mapred.JobConf, org.apache.hadoop.mapred.Reporter)">getRecordReader</A></B>(<A HREF="../../../../../org/apache/hadoop/mapred/InputSplit.html" title="interface in org.apache.hadoop.mapred">InputSplit</A>&nbsp;split,
358                <A HREF="../../../../../org/apache/hadoop/mapred/JobConf.html" title="class in org.apache.hadoop.mapred">JobConf</A>&nbsp;job,
359                <A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A>&nbsp;reporter)</CODE>
360
361<BR>
362&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
363</TR>
364<TR BGCOLOR="white" CLASS="TableRowColor">
365<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
366<CODE>&nbsp;<A HREF="../../../../../org/apache/hadoop/mapred/RecordReader.html" title="interface in org.apache.hadoop.mapred">RecordReader</A>&lt;<A HREF="../../../../../org/apache/hadoop/mapred/SequenceFileInputFormat.html" title="type parameter in SequenceFileInputFormat">K</A>,<A HREF="../../../../../org/apache/hadoop/mapred/SequenceFileInputFormat.html" title="type parameter in SequenceFileInputFormat">V</A>&gt;</CODE></FONT></TD>
367<TD><CODE><B>SequenceFileInputFormat.</B><B><A HREF="../../../../../org/apache/hadoop/mapred/SequenceFileInputFormat.html#getRecordReader(org.apache.hadoop.mapred.InputSplit, org.apache.hadoop.mapred.JobConf, org.apache.hadoop.mapred.Reporter)">getRecordReader</A></B>(<A HREF="../../../../../org/apache/hadoop/mapred/InputSplit.html" title="interface in org.apache.hadoop.mapred">InputSplit</A>&nbsp;split,
368                <A HREF="../../../../../org/apache/hadoop/mapred/JobConf.html" title="class in org.apache.hadoop.mapred">JobConf</A>&nbsp;job,
369                <A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A>&nbsp;reporter)</CODE>
370
371<BR>
372&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<B>Deprecated.</B>&nbsp;&nbsp;</TD>
373</TR>
374<TR BGCOLOR="white" CLASS="TableRowColor">
375<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
376<CODE>abstract &nbsp;<A HREF="../../../../../org/apache/hadoop/mapred/RecordReader.html" title="interface in org.apache.hadoop.mapred">RecordReader</A>&lt;<A HREF="../../../../../org/apache/hadoop/mapred/MultiFileInputFormat.html" title="type parameter in MultiFileInputFormat">K</A>,<A HREF="../../../../../org/apache/hadoop/mapred/MultiFileInputFormat.html" title="type parameter in MultiFileInputFormat">V</A>&gt;</CODE></FONT></TD>
377<TD><CODE><B>MultiFileInputFormat.</B><B><A HREF="../../../../../org/apache/hadoop/mapred/MultiFileInputFormat.html#getRecordReader(org.apache.hadoop.mapred.InputSplit, org.apache.hadoop.mapred.JobConf, org.apache.hadoop.mapred.Reporter)">getRecordReader</A></B>(<A HREF="../../../../../org/apache/hadoop/mapred/InputSplit.html" title="interface in org.apache.hadoop.mapred">InputSplit</A>&nbsp;split,
378                <A HREF="../../../../../org/apache/hadoop/mapred/JobConf.html" title="class in org.apache.hadoop.mapred">JobConf</A>&nbsp;job,
379                <A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A>&nbsp;reporter)</CODE>
380
381<BR>
382&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<B>Deprecated.</B>&nbsp;&nbsp;</TD>
383</TR>
384<TR BGCOLOR="white" CLASS="TableRowColor">
385<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
386<CODE>&nbsp;<A HREF="../../../../../org/apache/hadoop/mapred/RecordReader.html" title="interface in org.apache.hadoop.mapred">RecordReader</A>&lt;<A HREF="../../../../../org/apache/hadoop/io/Text.html" title="class in org.apache.hadoop.io">Text</A>,<A HREF="../../../../../org/apache/hadoop/io/Text.html" title="class in org.apache.hadoop.io">Text</A>&gt;</CODE></FONT></TD>
387<TD><CODE><B>KeyValueTextInputFormat.</B><B><A HREF="../../../../../org/apache/hadoop/mapred/KeyValueTextInputFormat.html#getRecordReader(org.apache.hadoop.mapred.InputSplit, org.apache.hadoop.mapred.JobConf, org.apache.hadoop.mapred.Reporter)">getRecordReader</A></B>(<A HREF="../../../../../org/apache/hadoop/mapred/InputSplit.html" title="interface in org.apache.hadoop.mapred">InputSplit</A>&nbsp;genericSplit,
388                <A HREF="../../../../../org/apache/hadoop/mapred/JobConf.html" title="class in org.apache.hadoop.mapred">JobConf</A>&nbsp;job,
389                <A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A>&nbsp;reporter)</CODE>
390
391<BR>
392&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
393</TR>
394<TR BGCOLOR="white" CLASS="TableRowColor">
395<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
396<CODE>abstract &nbsp;<A HREF="../../../../../org/apache/hadoop/mapred/RecordReader.html" title="interface in org.apache.hadoop.mapred">RecordReader</A>&lt;<A HREF="../../../../../org/apache/hadoop/mapred/FileInputFormat.html" title="type parameter in FileInputFormat">K</A>,<A HREF="../../../../../org/apache/hadoop/mapred/FileInputFormat.html" title="type parameter in FileInputFormat">V</A>&gt;</CODE></FONT></TD>
397<TD><CODE><B>FileInputFormat.</B><B><A HREF="../../../../../org/apache/hadoop/mapred/FileInputFormat.html#getRecordReader(org.apache.hadoop.mapred.InputSplit, org.apache.hadoop.mapred.JobConf, org.apache.hadoop.mapred.Reporter)">getRecordReader</A></B>(<A HREF="../../../../../org/apache/hadoop/mapred/InputSplit.html" title="interface in org.apache.hadoop.mapred">InputSplit</A>&nbsp;split,
398                <A HREF="../../../../../org/apache/hadoop/mapred/JobConf.html" title="class in org.apache.hadoop.mapred">JobConf</A>&nbsp;job,
399                <A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A>&nbsp;reporter)</CODE>
400
401<BR>
402&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<B>Deprecated.</B>&nbsp;&nbsp;</TD>
403</TR>
404<TR BGCOLOR="white" CLASS="TableRowColor">
405<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
406<CODE>&nbsp;<A HREF="../../../../../org/apache/hadoop/mapred/RecordReader.html" title="interface in org.apache.hadoop.mapred">RecordReader</A>&lt;<A HREF="../../../../../org/apache/hadoop/mapred/InputFormat.html" title="type parameter in InputFormat">K</A>,<A HREF="../../../../../org/apache/hadoop/mapred/InputFormat.html" title="type parameter in InputFormat">V</A>&gt;</CODE></FONT></TD>
407<TD><CODE><B>InputFormat.</B><B><A HREF="../../../../../org/apache/hadoop/mapred/InputFormat.html#getRecordReader(org.apache.hadoop.mapred.InputSplit, org.apache.hadoop.mapred.JobConf, org.apache.hadoop.mapred.Reporter)">getRecordReader</A></B>(<A HREF="../../../../../org/apache/hadoop/mapred/InputSplit.html" title="interface in org.apache.hadoop.mapred">InputSplit</A>&nbsp;split,
408                <A HREF="../../../../../org/apache/hadoop/mapred/JobConf.html" title="class in org.apache.hadoop.mapred">JobConf</A>&nbsp;job,
409                <A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A>&nbsp;reporter)</CODE>
410
411<BR>
412&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<B>Deprecated.</B>&nbsp;Get the <A HREF="../../../../../org/apache/hadoop/mapred/RecordReader.html" title="interface in org.apache.hadoop.mapred"><CODE>RecordReader</CODE></A> for the given <A HREF="../../../../../org/apache/hadoop/mapred/InputSplit.html" title="interface in org.apache.hadoop.mapred"><CODE>InputSplit</CODE></A>.</TD>
413</TR>
414</TABLE>
415&nbsp;
416<P>
417
418<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
419<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
420<TH ALIGN="left" COLSPAN="2">Methods in <A HREF="../../../../../org/apache/hadoop/mapred/package-summary.html">org.apache.hadoop.mapred</A> with parameters of type <A HREF="../../../../../org/apache/hadoop/mapred/RecordReader.html" title="interface in org.apache.hadoop.mapred">RecordReader</A></FONT></TH>
421</TR>
422<TR BGCOLOR="white" CLASS="TableRowColor">
423<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
424<CODE>&nbsp;void</CODE></FONT></TD>
425<TD><CODE><B>MapRunner.</B><B><A HREF="../../../../../org/apache/hadoop/mapred/MapRunner.html#run(org.apache.hadoop.mapred.RecordReader, org.apache.hadoop.mapred.OutputCollector, org.apache.hadoop.mapred.Reporter)">run</A></B>(<A HREF="../../../../../org/apache/hadoop/mapred/RecordReader.html" title="interface in org.apache.hadoop.mapred">RecordReader</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>&gt;&nbsp;input,
426    <A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A>&lt;<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;&nbsp;output,
427    <A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A>&nbsp;reporter)</CODE>
428
429<BR>
430&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
431</TR>
432<TR BGCOLOR="white" CLASS="TableRowColor">
433<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
434<CODE>&nbsp;void</CODE></FONT></TD>
435<TD><CODE><B>MapRunnable.</B><B><A HREF="../../../../../org/apache/hadoop/mapred/MapRunnable.html#run(org.apache.hadoop.mapred.RecordReader, org.apache.hadoop.mapred.OutputCollector, org.apache.hadoop.mapred.Reporter)">run</A></B>(<A HREF="../../../../../org/apache/hadoop/mapred/RecordReader.html" title="interface in org.apache.hadoop.mapred">RecordReader</A>&lt;<A HREF="../../../../../org/apache/hadoop/mapred/MapRunnable.html" title="type parameter in MapRunnable">K1</A>,<A HREF="../../../../../org/apache/hadoop/mapred/MapRunnable.html" title="type parameter in MapRunnable">V1</A>&gt;&nbsp;input,
436    <A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A>&lt;<A HREF="../../../../../org/apache/hadoop/mapred/MapRunnable.html" title="type parameter in MapRunnable">K2</A>,<A HREF="../../../../../org/apache/hadoop/mapred/MapRunnable.html" title="type parameter in MapRunnable">V2</A>&gt;&nbsp;output,
437    <A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A>&nbsp;reporter)</CODE>
438
439<BR>
440&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<B>Deprecated.</B>&nbsp;Start mapping input <tt>&lt;key, value&gt;</tt> pairs.</TD>
441</TR>
442</TABLE>
443&nbsp;
444<P>
445<A NAME="org.apache.hadoop.mapred.join"><!-- --></A>
446<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
447<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
448<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
449Uses of <A HREF="../../../../../org/apache/hadoop/mapred/RecordReader.html" title="interface in org.apache.hadoop.mapred">RecordReader</A> in <A HREF="../../../../../org/apache/hadoop/mapred/join/package-summary.html">org.apache.hadoop.mapred.join</A></FONT></TH>
450</TR>
451</TABLE>
452&nbsp;
453<P>
454
455<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
456<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
457<TH ALIGN="left" COLSPAN="2">Subinterfaces of <A HREF="../../../../../org/apache/hadoop/mapred/RecordReader.html" title="interface in org.apache.hadoop.mapred">RecordReader</A> in <A HREF="../../../../../org/apache/hadoop/mapred/join/package-summary.html">org.apache.hadoop.mapred.join</A></FONT></TH>
458</TR>
459<TR BGCOLOR="white" CLASS="TableRowColor">
460<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
461<CODE>&nbsp;interface</CODE></FONT></TD>
462<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>
463
464<BR>
465&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Additional operations required of a RecordReader to participate in a join.</TD>
466</TR>
467</TABLE>
468&nbsp;
469<P>
470
471<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
472<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
473<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/mapred/RecordReader.html" title="interface in org.apache.hadoop.mapred">RecordReader</A></FONT></TH>
474</TR>
475<TR BGCOLOR="white" CLASS="TableRowColor">
476<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
477<CODE>&nbsp;class</CODE></FONT></TD>
478<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapred/join/InnerJoinRecordReader.html" title="class in org.apache.hadoop.mapred.join">InnerJoinRecordReader&lt;K extends WritableComparable&gt;</A></B></CODE>
479
480<BR>
481&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Full inner join.</TD>
482</TR>
483<TR BGCOLOR="white" CLASS="TableRowColor">
484<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
485<CODE>&nbsp;class</CODE></FONT></TD>
486<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapred/join/JoinRecordReader.html" title="class in org.apache.hadoop.mapred.join">JoinRecordReader&lt;K extends WritableComparable&gt;</A></B></CODE>
487
488<BR>
489&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Base class for Composite joins returning Tuples of arbitrary Writables.</TD>
490</TR>
491<TR BGCOLOR="white" CLASS="TableRowColor">
492<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
493<CODE>&nbsp;class</CODE></FONT></TD>
494<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>
495
496<BR>
497&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Base class for Composite join returning values derived from multiple
498 sources, but generally not tuples.</TD>
499</TR>
500<TR BGCOLOR="white" CLASS="TableRowColor">
501<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
502<CODE>&nbsp;class</CODE></FONT></TD>
503<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapred/join/OuterJoinRecordReader.html" title="class in org.apache.hadoop.mapred.join">OuterJoinRecordReader&lt;K extends WritableComparable&gt;</A></B></CODE>
504
505<BR>
506&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Full outer join.</TD>
507</TR>
508<TR BGCOLOR="white" CLASS="TableRowColor">
509<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
510<CODE>&nbsp;class</CODE></FONT></TD>
511<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>
512
513<BR>
514&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Prefer the &quot;rightmost&quot; data source for this key.</TD>
515</TR>
516<TR BGCOLOR="white" CLASS="TableRowColor">
517<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
518<CODE>&nbsp;class</CODE></FONT></TD>
519<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>
520
521<BR>
522&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Proxy class for a RecordReader participating in the join framework.</TD>
523</TR>
524</TABLE>
525&nbsp;
526<P>
527<A NAME="org.apache.hadoop.mapred.lib"><!-- --></A>
528<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
529<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
530<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
531Uses of <A HREF="../../../../../org/apache/hadoop/mapred/RecordReader.html" title="interface in org.apache.hadoop.mapred">RecordReader</A> in <A HREF="../../../../../org/apache/hadoop/mapred/lib/package-summary.html">org.apache.hadoop.mapred.lib</A></FONT></TH>
532</TR>
533</TABLE>
534&nbsp;
535<P>
536
537<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
538<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
539<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/RecordReader.html" title="interface in org.apache.hadoop.mapred">RecordReader</A></FONT></TH>
540</TR>
541<TR BGCOLOR="white" CLASS="TableRowColor">
542<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
543<CODE>&nbsp;class</CODE></FONT></TD>
544<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapred/lib/CombineFileRecordReader.html" title="class in org.apache.hadoop.mapred.lib">CombineFileRecordReader&lt;K,V&gt;</A></B></CODE>
545
546<BR>
547&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A generic RecordReader that can hand out different recordReaders
548 for each chunk in a <A HREF="../../../../../org/apache/hadoop/mapred/lib/CombineFileSplit.html" title="class in org.apache.hadoop.mapred.lib"><CODE>CombineFileSplit</CODE></A>.</TD>
549</TR>
550</TABLE>
551&nbsp;
552<P>
553
554<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
555<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
556<TH ALIGN="left" COLSPAN="2">Fields in <A HREF="../../../../../org/apache/hadoop/mapred/lib/package-summary.html">org.apache.hadoop.mapred.lib</A> declared as <A HREF="../../../../../org/apache/hadoop/mapred/RecordReader.html" title="interface in org.apache.hadoop.mapred">RecordReader</A></FONT></TH>
557</TR>
558<TR BGCOLOR="white" CLASS="TableRowColor">
559<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
560<CODE>protected &nbsp;<A HREF="../../../../../org/apache/hadoop/mapred/RecordReader.html" title="interface in org.apache.hadoop.mapred">RecordReader</A>&lt;<A HREF="../../../../../org/apache/hadoop/mapred/lib/CombineFileRecordReader.html" title="type parameter in CombineFileRecordReader">K</A>,<A HREF="../../../../../org/apache/hadoop/mapred/lib/CombineFileRecordReader.html" title="type parameter in CombineFileRecordReader">V</A>&gt;</CODE></FONT></TD>
561<TD><CODE><B>CombineFileRecordReader.</B><B><A HREF="../../../../../org/apache/hadoop/mapred/lib/CombineFileRecordReader.html#curReader">curReader</A></B></CODE>
562
563<BR>
564&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
565</TR>
566</TABLE>
567&nbsp;
568<P>
569
570<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
571<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
572<TH ALIGN="left" COLSPAN="2">Fields in <A HREF="../../../../../org/apache/hadoop/mapred/lib/package-summary.html">org.apache.hadoop.mapred.lib</A> with type parameters of type <A HREF="../../../../../org/apache/hadoop/mapred/RecordReader.html" title="interface in org.apache.hadoop.mapred">RecordReader</A></FONT></TH>
573</TR>
574<TR BGCOLOR="white" CLASS="TableRowColor">
575<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
576<CODE>protected &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;<A HREF="../../../../../org/apache/hadoop/mapred/RecordReader.html" title="interface in org.apache.hadoop.mapred">RecordReader</A>&lt;<A HREF="../../../../../org/apache/hadoop/mapred/lib/CombineFileRecordReader.html" title="type parameter in CombineFileRecordReader">K</A>,<A HREF="../../../../../org/apache/hadoop/mapred/lib/CombineFileRecordReader.html" title="type parameter in CombineFileRecordReader">V</A>&gt;&gt;</CODE></FONT></TD>
577<TD><CODE><B>CombineFileRecordReader.</B><B><A HREF="../../../../../org/apache/hadoop/mapred/lib/CombineFileRecordReader.html#rrClass">rrClass</A></B></CODE>
578
579<BR>
580&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
581</TR>
582<TR BGCOLOR="white" CLASS="TableRowColor">
583<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
584<CODE>protected &nbsp;<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/reflect/Constructor.html?is-external=true" title="class or interface in java.lang.reflect">Constructor</A>&lt;<A HREF="../../../../../org/apache/hadoop/mapred/RecordReader.html" title="interface in org.apache.hadoop.mapred">RecordReader</A>&lt;<A HREF="../../../../../org/apache/hadoop/mapred/lib/CombineFileRecordReader.html" title="type parameter in CombineFileRecordReader">K</A>,<A HREF="../../../../../org/apache/hadoop/mapred/lib/CombineFileRecordReader.html" title="type parameter in CombineFileRecordReader">V</A>&gt;&gt;</CODE></FONT></TD>
585<TD><CODE><B>CombineFileRecordReader.</B><B><A HREF="../../../../../org/apache/hadoop/mapred/lib/CombineFileRecordReader.html#rrConstructor">rrConstructor</A></B></CODE>
586
587<BR>
588&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
589</TR>
590</TABLE>
591&nbsp;
592<P>
593
594<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
595<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
596<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 <A HREF="../../../../../org/apache/hadoop/mapred/RecordReader.html" title="interface in org.apache.hadoop.mapred">RecordReader</A></FONT></TH>
597</TR>
598<TR BGCOLOR="white" CLASS="TableRowColor">
599<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
600<CODE>&nbsp;<A HREF="../../../../../org/apache/hadoop/mapred/RecordReader.html" title="interface in org.apache.hadoop.mapred">RecordReader</A>&lt;<A HREF="../../../../../org/apache/hadoop/io/LongWritable.html" title="class in org.apache.hadoop.io">LongWritable</A>,<A HREF="../../../../../org/apache/hadoop/io/Text.html" title="class in org.apache.hadoop.io">Text</A>&gt;</CODE></FONT></TD>
601<TD><CODE><B>NLineInputFormat.</B><B><A HREF="../../../../../org/apache/hadoop/mapred/lib/NLineInputFormat.html#getRecordReader(org.apache.hadoop.mapred.InputSplit, org.apache.hadoop.mapred.JobConf, org.apache.hadoop.mapred.Reporter)">getRecordReader</A></B>(<A HREF="../../../../../org/apache/hadoop/mapred/InputSplit.html" title="interface in org.apache.hadoop.mapred">InputSplit</A>&nbsp;genericSplit,
602                <A HREF="../../../../../org/apache/hadoop/mapred/JobConf.html" title="class in org.apache.hadoop.mapred">JobConf</A>&nbsp;job,
603                <A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A>&nbsp;reporter)</CODE>
604
605<BR>
606&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
607</TR>
608<TR BGCOLOR="white" CLASS="TableRowColor">
609<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
610<CODE>&nbsp;<A HREF="../../../../../org/apache/hadoop/mapred/RecordReader.html" title="interface in org.apache.hadoop.mapred">RecordReader</A>&lt;<A HREF="../../../../../org/apache/hadoop/mapred/lib/DelegatingInputFormat.html" title="type parameter in DelegatingInputFormat">K</A>,<A HREF="../../../../../org/apache/hadoop/mapred/lib/DelegatingInputFormat.html" title="type parameter in DelegatingInputFormat">V</A>&gt;</CODE></FONT></TD>
611<TD><CODE><B>DelegatingInputFormat.</B><B><A HREF="../../../../../org/apache/hadoop/mapred/lib/DelegatingInputFormat.html#getRecordReader(org.apache.hadoop.mapred.InputSplit, org.apache.hadoop.mapred.JobConf, org.apache.hadoop.mapred.Reporter)">getRecordReader</A></B>(<A HREF="../../../../../org/apache/hadoop/mapred/InputSplit.html" title="interface in org.apache.hadoop.mapred">InputSplit</A>&nbsp;split,
612                <A HREF="../../../../../org/apache/hadoop/mapred/JobConf.html" title="class in org.apache.hadoop.mapred">JobConf</A>&nbsp;conf,
613                <A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A>&nbsp;reporter)</CODE>
614
615<BR>
616&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
617</TR>
618<TR BGCOLOR="white" CLASS="TableRowColor">
619<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
620<CODE>abstract &nbsp;<A HREF="../../../../../org/apache/hadoop/mapred/RecordReader.html" title="interface in org.apache.hadoop.mapred">RecordReader</A>&lt;<A HREF="../../../../../org/apache/hadoop/mapred/lib/CombineFileInputFormat.html" title="type parameter in CombineFileInputFormat">K</A>,<A HREF="../../../../../org/apache/hadoop/mapred/lib/CombineFileInputFormat.html" title="type parameter in CombineFileInputFormat">V</A>&gt;</CODE></FONT></TD>
621<TD><CODE><B>CombineFileInputFormat.</B><B><A HREF="../../../../../org/apache/hadoop/mapred/lib/CombineFileInputFormat.html#getRecordReader(org.apache.hadoop.mapred.InputSplit, org.apache.hadoop.mapred.JobConf, org.apache.hadoop.mapred.Reporter)">getRecordReader</A></B>(<A HREF="../../../../../org/apache/hadoop/mapred/InputSplit.html" title="interface in org.apache.hadoop.mapred">InputSplit</A>&nbsp;split,
622                <A HREF="../../../../../org/apache/hadoop/mapred/JobConf.html" title="class in org.apache.hadoop.mapred">JobConf</A>&nbsp;job,
623                <A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A>&nbsp;reporter)</CODE>
624
625<BR>
626&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;This is not implemented yet.</TD>
627</TR>
628</TABLE>
629&nbsp;
630<P>
631
632<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
633<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
634<TH ALIGN="left" COLSPAN="2">Methods in <A HREF="../../../../../org/apache/hadoop/mapred/lib/package-summary.html">org.apache.hadoop.mapred.lib</A> with parameters of type <A HREF="../../../../../org/apache/hadoop/mapred/RecordReader.html" title="interface in org.apache.hadoop.mapred">RecordReader</A></FONT></TH>
635</TR>
636<TR BGCOLOR="white" CLASS="TableRowColor">
637<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
638<CODE>&nbsp;void</CODE></FONT></TD>
639<TD><CODE><B>MultithreadedMapRunner.</B><B><A HREF="../../../../../org/apache/hadoop/mapred/lib/MultithreadedMapRunner.html#run(org.apache.hadoop.mapred.RecordReader, org.apache.hadoop.mapred.OutputCollector, org.apache.hadoop.mapred.Reporter)">run</A></B>(<A HREF="../../../../../org/apache/hadoop/mapred/RecordReader.html" title="interface in org.apache.hadoop.mapred">RecordReader</A>&lt;<A HREF="../../../../../org/apache/hadoop/mapred/lib/MultithreadedMapRunner.html" title="type parameter in MultithreadedMapRunner">K1</A>,<A HREF="../../../../../org/apache/hadoop/mapred/lib/MultithreadedMapRunner.html" title="type parameter in MultithreadedMapRunner">V1</A>&gt;&nbsp;input,
640    <A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A>&lt;<A HREF="../../../../../org/apache/hadoop/mapred/lib/MultithreadedMapRunner.html" title="type parameter in MultithreadedMapRunner">K2</A>,<A HREF="../../../../../org/apache/hadoop/mapred/lib/MultithreadedMapRunner.html" title="type parameter in MultithreadedMapRunner">V2</A>&gt;&nbsp;output,
641    <A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A>&nbsp;reporter)</CODE>
642
643<BR>
644&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
645</TR>
646</TABLE>
647&nbsp;
648<P>
649
650<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
651<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
652<TH ALIGN="left" COLSPAN="2">Constructor 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/RecordReader.html" title="interface in org.apache.hadoop.mapred">RecordReader</A></FONT></TH>
653</TR>
654<TR BGCOLOR="white" CLASS="TableRowColor">
655<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapred/lib/CombineFileRecordReader.html#CombineFileRecordReader(org.apache.hadoop.mapred.JobConf, org.apache.hadoop.mapred.lib.CombineFileSplit, org.apache.hadoop.mapred.Reporter, java.lang.Class)">CombineFileRecordReader</A></B>(<A HREF="../../../../../org/apache/hadoop/mapred/JobConf.html" title="class in org.apache.hadoop.mapred">JobConf</A>&nbsp;job,
656                        <A HREF="../../../../../org/apache/hadoop/mapred/lib/CombineFileSplit.html" title="class in org.apache.hadoop.mapred.lib">CombineFileSplit</A>&nbsp;split,
657                        <A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A>&nbsp;reporter,
658                        <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/mapred/RecordReader.html" title="interface in org.apache.hadoop.mapred">RecordReader</A>&lt;<A HREF="../../../../../org/apache/hadoop/mapred/lib/CombineFileRecordReader.html" title="type parameter in CombineFileRecordReader">K</A>,<A HREF="../../../../../org/apache/hadoop/mapred/lib/CombineFileRecordReader.html" title="type parameter in CombineFileRecordReader">V</A>&gt;&gt;&nbsp;rrClass)</CODE>
659
660<BR>
661&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A generic RecordReader that can hand out different recordReaders
662 for each chunk in the CombineFileSplit.</TD>
663</TR>
664</TABLE>
665&nbsp;
666<P>
667<A NAME="org.apache.hadoop.mapred.lib.db"><!-- --></A>
668<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
669<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
670<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
671Uses of <A HREF="../../../../../org/apache/hadoop/mapred/RecordReader.html" title="interface in org.apache.hadoop.mapred">RecordReader</A> in <A HREF="../../../../../org/apache/hadoop/mapred/lib/db/package-summary.html">org.apache.hadoop.mapred.lib.db</A></FONT></TH>
672</TR>
673</TABLE>
674&nbsp;
675<P>
676
677<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
678<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
679<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/mapred/RecordReader.html" title="interface in org.apache.hadoop.mapred">RecordReader</A></FONT></TH>
680</TR>
681<TR BGCOLOR="white" CLASS="TableRowColor">
682<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
683<CODE>protected &nbsp;class</CODE></FONT></TD>
684<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapred/lib/db/DBInputFormat.DBRecordReader.html" title="class in org.apache.hadoop.mapred.lib.db">DBInputFormat.DBRecordReader</A></B></CODE>
685
686<BR>
687&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A RecordReader that reads records from a SQL table.</TD>
688</TR>
689</TABLE>
690&nbsp;
691<P>
692
693<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
694<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
695<TH ALIGN="left" COLSPAN="2">Methods in <A HREF="../../../../../org/apache/hadoop/mapred/lib/db/package-summary.html">org.apache.hadoop.mapred.lib.db</A> that return <A HREF="../../../../../org/apache/hadoop/mapred/RecordReader.html" title="interface in org.apache.hadoop.mapred">RecordReader</A></FONT></TH>
696</TR>
697<TR BGCOLOR="white" CLASS="TableRowColor">
698<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
699<CODE>&nbsp;<A HREF="../../../../../org/apache/hadoop/mapred/RecordReader.html" title="interface in org.apache.hadoop.mapred">RecordReader</A>&lt;<A HREF="../../../../../org/apache/hadoop/io/LongWritable.html" title="class in org.apache.hadoop.io">LongWritable</A>,<A HREF="../../../../../org/apache/hadoop/mapred/lib/db/DBInputFormat.html" title="type parameter in DBInputFormat">T</A>&gt;</CODE></FONT></TD>
700<TD><CODE><B>DBInputFormat.</B><B><A HREF="../../../../../org/apache/hadoop/mapred/lib/db/DBInputFormat.html#getRecordReader(org.apache.hadoop.mapred.InputSplit, org.apache.hadoop.mapred.JobConf, org.apache.hadoop.mapred.Reporter)">getRecordReader</A></B>(<A HREF="../../../../../org/apache/hadoop/mapred/InputSplit.html" title="interface in org.apache.hadoop.mapred">InputSplit</A>&nbsp;split,
701                <A HREF="../../../../../org/apache/hadoop/mapred/JobConf.html" title="class in org.apache.hadoop.mapred">JobConf</A>&nbsp;job,
702                <A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A>&nbsp;reporter)</CODE>
703
704<BR>
705&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Get the <A HREF="../../../../../org/apache/hadoop/mapred/RecordReader.html" title="interface in org.apache.hadoop.mapred"><CODE>RecordReader</CODE></A> for the given <A HREF="../../../../../org/apache/hadoop/mapred/InputSplit.html" title="interface in org.apache.hadoop.mapred"><CODE>InputSplit</CODE></A>.</TD>
706</TR>
707</TABLE>
708&nbsp;
709<P>
710<A NAME="org.apache.hadoop.streaming"><!-- --></A>
711<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
712<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
713<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
714Uses of <A HREF="../../../../../org/apache/hadoop/mapred/RecordReader.html" title="interface in org.apache.hadoop.mapred">RecordReader</A> in <A HREF="../../../../../org/apache/hadoop/streaming/package-summary.html">org.apache.hadoop.streaming</A></FONT></TH>
715</TR>
716</TABLE>
717&nbsp;
718<P>
719
720<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
721<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
722<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/RecordReader.html" title="interface in org.apache.hadoop.mapred">RecordReader</A></FONT></TH>
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/streaming/StreamBaseRecordReader.html" title="class in org.apache.hadoop.streaming">StreamBaseRecordReader</A></B></CODE>
728
729<BR>
730&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Shared functionality for hadoopStreaming formats.</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/streaming/StreamXmlRecordReader.html" title="class in org.apache.hadoop.streaming">StreamXmlRecordReader</A></B></CODE>
736
737<BR>
738&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A way to interpret XML fragments as Mapper input records.</TD>
739</TR>
740</TABLE>
741&nbsp;
742<P>
743
744<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
745<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
746<TH ALIGN="left" COLSPAN="2">Methods in <A HREF="../../../../../org/apache/hadoop/streaming/package-summary.html">org.apache.hadoop.streaming</A> that return <A HREF="../../../../../org/apache/hadoop/mapred/RecordReader.html" title="interface in org.apache.hadoop.mapred">RecordReader</A></FONT></TH>
747</TR>
748<TR BGCOLOR="white" CLASS="TableRowColor">
749<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
750<CODE>&nbsp;<A HREF="../../../../../org/apache/hadoop/mapred/RecordReader.html" title="interface in org.apache.hadoop.mapred">RecordReader</A>&lt;<A HREF="../../../../../org/apache/hadoop/io/Text.html" title="class in org.apache.hadoop.io">Text</A>,<A HREF="../../../../../org/apache/hadoop/io/Text.html" title="class in org.apache.hadoop.io">Text</A>&gt;</CODE></FONT></TD>
751<TD><CODE><B>StreamInputFormat.</B><B><A HREF="../../../../../org/apache/hadoop/streaming/StreamInputFormat.html#getRecordReader(org.apache.hadoop.mapred.InputSplit, org.apache.hadoop.mapred.JobConf, org.apache.hadoop.mapred.Reporter)">getRecordReader</A></B>(<A HREF="../../../../../org/apache/hadoop/mapred/InputSplit.html" title="interface in org.apache.hadoop.mapred">InputSplit</A>&nbsp;genericSplit,
752                <A HREF="../../../../../org/apache/hadoop/mapred/JobConf.html" title="class in org.apache.hadoop.mapred">JobConf</A>&nbsp;job,
753                <A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A>&nbsp;reporter)</CODE>
754
755<BR>
756&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
757</TR>
758</TABLE>
759&nbsp;
760<P>
761
762<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
763<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
764<TH ALIGN="left" COLSPAN="2">Methods in <A HREF="../../../../../org/apache/hadoop/streaming/package-summary.html">org.apache.hadoop.streaming</A> with parameters of type <A HREF="../../../../../org/apache/hadoop/mapred/RecordReader.html" title="interface in org.apache.hadoop.mapred">RecordReader</A></FONT></TH>
765</TR>
766<TR BGCOLOR="white" CLASS="TableRowColor">
767<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
768<CODE>&nbsp;void</CODE></FONT></TD>
769<TD><CODE><B>PipeMapRunner.</B><B><A HREF="../../../../../org/apache/hadoop/streaming/PipeMapRunner.html#run(org.apache.hadoop.mapred.RecordReader, org.apache.hadoop.mapred.OutputCollector, org.apache.hadoop.mapred.Reporter)">run</A></B>(<A HREF="../../../../../org/apache/hadoop/mapred/RecordReader.html" title="interface in org.apache.hadoop.mapred">RecordReader</A>&lt;<A HREF="../../../../../org/apache/hadoop/streaming/PipeMapRunner.html" title="type parameter in PipeMapRunner">K1</A>,<A HREF="../../../../../org/apache/hadoop/streaming/PipeMapRunner.html" title="type parameter in PipeMapRunner">V1</A>&gt;&nbsp;input,
770    <A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A>&lt;<A HREF="../../../../../org/apache/hadoop/streaming/PipeMapRunner.html" title="type parameter in PipeMapRunner">K2</A>,<A HREF="../../../../../org/apache/hadoop/streaming/PipeMapRunner.html" title="type parameter in PipeMapRunner">V2</A>&gt;&nbsp;output,
771    <A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A>&nbsp;reporter)</CODE>
772
773<BR>
774&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
775</TR>
776</TABLE>
777&nbsp;
778<P>
779<HR>
780
781
782<!-- ======= START OF BOTTOM NAVBAR ====== -->
783<A NAME="navbar_bottom"><!-- --></A>
784<A HREF="#skip-navbar_bottom" title="Skip navigation links"></A>
785<TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0" SUMMARY="">
786<TR>
787<TD COLSPAN=2 BGCOLOR="#EEEEFF" CLASS="NavBarCell1">
788<A NAME="navbar_bottom_firstrow"><!-- --></A>
789<TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3" SUMMARY="">
790  <TR ALIGN="center" VALIGN="top">
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