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Last change on this file since 120 was 120, checked in by (none), 14 years ago
Added the mail files for the Hadoop JUNit Project
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3	<HTML>
4	<HEAD>
5	<!-- Generated by javadoc (build 1.6.0_07) on Tue Sep 01 20:57:02 UTC 2009 -->
6	<TITLE>
7	Uses of Interface org.apache.hadoop.mapred.OutputCollector (Hadoop 0.20.1 API)
8	</TITLE>
9
10	<META NAME="date" CONTENT="2009-09-01">
11
12	<LINK REL ="stylesheet" TYPE="text/css" HREF="../../../../../stylesheet.css" TITLE="Style">
13
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17	if (location.href.indexOf('is-external=true') == -1) {
18	parent.document.title="Uses of Interface org.apache.hadoop.mapred.OutputCollector (Hadoop 0.20.1 API)";
19	}
20	}
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26
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34	<TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0" SUMMARY="">
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37	<A NAME="navbar_top_firstrow"><!-- --></A>
38	<TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3" SUMMARY="">
39	<TR ALIGN="center" VALIGN="top">
40	<TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../../overview-summary.html"><FONT CLASS="NavBarFont1"><B>Overview</B></FONT></A> </TD>
41	<TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../package-summary.html"><FONT CLASS="NavBarFont1"><B>Package</B></FONT></A> </TD>
42	<TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred"><FONT CLASS="NavBarFont1"><B>Class</B></FONT></A> </TD>
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58	PREV
59	NEXT</FONT></TD>
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80
81	<HR>
82	<CENTER>
83	<H2>
84	<B>Uses of Interface<br>org.apache.hadoop.mapred.OutputCollector</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">
90	Packages that use <A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</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>  </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>  </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>  </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. </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
111	href="http://en.wikipedia.org/wiki/Dancing_Links">dancing links</a>
112	algorithm that can run under Hadoop. </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
117	compete in the annual <a
118	href="http://www.hpl.hp.com/hosted/sortbenchmark" target="_top">terabyte sort</a>
119	competition. </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
124	amounts of data (multi-terabyte data-sets) parallelly on large clusters
125	(thousands of nodes) built of commodity hardware in a reliable, fault-tolerant
126	manner. </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. </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. </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
139	Map-Reduce jobs with any executables (e.g. </TD>
140	</TR>
141	</TABLE>
142
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">
148	Uses of <A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</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
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">Methods in <A HREF="../../../../../org/apache/hadoop/contrib/index/example/package-summary.html">org.apache.hadoop.contrib.index.example</A> with parameters of type <A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A></FONT></TH>
157	</TR>
158	<TR BGCOLOR="white" CLASS="TableRowColor">
159	<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
160	<CODE> void</CODE></FONT></TD>
161	<TD><CODE><B>IdentityLocalAnalysis.</B><B><A HREF="../../../../../org/apache/hadoop/contrib/index/example/IdentityLocalAnalysis.html#map(org.apache.hadoop.contrib.index.mapred.DocumentID, org.apache.hadoop.contrib.index.mapred.DocumentAndOp, org.apache.hadoop.mapred.OutputCollector, org.apache.hadoop.mapred.Reporter)">map</A></B>(<A HREF="../../../../../org/apache/hadoop/contrib/index/mapred/DocumentID.html" title="class in org.apache.hadoop.contrib.index.mapred">DocumentID</A> key,
162	<A HREF="../../../../../org/apache/hadoop/contrib/index/mapred/DocumentAndOp.html" title="class in org.apache.hadoop.contrib.index.mapred">DocumentAndOp</A> value,
163	<A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A><<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/mapred/DocumentAndOp.html" title="class in org.apache.hadoop.contrib.index.mapred">DocumentAndOp</A>> output,
164	<A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A> reporter)</CODE>
165
166	<BR>
167	</TD>
168	</TR>
169	<TR BGCOLOR="white" CLASS="TableRowColor">
170	<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
171	<CODE> void</CODE></FONT></TD>
172	<TD><CODE><B>LineDocLocalAnalysis.</B><B><A HREF="../../../../../org/apache/hadoop/contrib/index/example/LineDocLocalAnalysis.html#map(org.apache.hadoop.contrib.index.mapred.DocumentID, org.apache.hadoop.contrib.index.example.LineDocTextAndOp, org.apache.hadoop.mapred.OutputCollector, org.apache.hadoop.mapred.Reporter)">map</A></B>(<A HREF="../../../../../org/apache/hadoop/contrib/index/mapred/DocumentID.html" title="class in org.apache.hadoop.contrib.index.mapred">DocumentID</A> key,
173	<A HREF="../../../../../org/apache/hadoop/contrib/index/example/LineDocTextAndOp.html" title="class in org.apache.hadoop.contrib.index.example">LineDocTextAndOp</A> value,
174	<A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A><<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/mapred/DocumentAndOp.html" title="class in org.apache.hadoop.contrib.index.mapred">DocumentAndOp</A>> output,
175	<A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A> reporter)</CODE>
176
177	<BR>
178	</TD>
179	</TR>
180	</TABLE>
181
182	<P>
183	<A NAME="org.apache.hadoop.contrib.index.mapred"><!-- --></A>
184	<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
185	<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
186	<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
187	Uses of <A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A> in <A HREF="../../../../../org/apache/hadoop/contrib/index/mapred/package-summary.html">org.apache.hadoop.contrib.index.mapred</A></FONT></TH>
188	</TR>
189	</TABLE>
190
191	<P>
192
193	<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
194	<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
195	<TH ALIGN="left" COLSPAN="2">Methods in <A HREF="../../../../../org/apache/hadoop/contrib/index/mapred/package-summary.html">org.apache.hadoop.contrib.index.mapred</A> with parameters of type <A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A></FONT></TH>
196	</TR>
197	<TR BGCOLOR="white" CLASS="TableRowColor">
198	<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
199	<CODE> void</CODE></FONT></TD>
200	<TD><CODE><B>IndexUpdateMapper.</B><B><A HREF="../../../../../org/apache/hadoop/contrib/index/mapred/IndexUpdateMapper.html#map(K, V, org.apache.hadoop.mapred.OutputCollector, org.apache.hadoop.mapred.Reporter)">map</A></B>(<A HREF="../../../../../org/apache/hadoop/contrib/index/mapred/IndexUpdateMapper.html" title="type parameter in IndexUpdateMapper">K</A> key,
201	<A HREF="../../../../../org/apache/hadoop/contrib/index/mapred/IndexUpdateMapper.html" title="type parameter in IndexUpdateMapper">V</A> value,
202	<A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A><<A HREF="../../../../../org/apache/hadoop/contrib/index/mapred/Shard.html" title="class in org.apache.hadoop.contrib.index.mapred">Shard</A>,<A HREF="../../../../../org/apache/hadoop/contrib/index/mapred/IntermediateForm.html" title="class in org.apache.hadoop.contrib.index.mapred">IntermediateForm</A>> output,
203	<A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A> reporter)</CODE>
204
205	<BR>
206	Map a key-value pair to a shard-and-intermediate form pair.</TD>
207	</TR>
208	<TR BGCOLOR="white" CLASS="TableRowColor">
209	<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
210	<CODE> void</CODE></FONT></TD>
211	<TD><CODE><B>IndexUpdateCombiner.</B><B><A HREF="../../../../../org/apache/hadoop/contrib/index/mapred/IndexUpdateCombiner.html#reduce(org.apache.hadoop.contrib.index.mapred.Shard, java.util.Iterator, org.apache.hadoop.mapred.OutputCollector, org.apache.hadoop.mapred.Reporter)">reduce</A></B>(<A HREF="../../../../../org/apache/hadoop/contrib/index/mapred/Shard.html" title="class in org.apache.hadoop.contrib.index.mapred">Shard</A> key,
212	<A HREF="http://java.sun.com/javase/6/docs/api/java/util/Iterator.html?is-external=true" title="class or interface in java.util">Iterator</A><<A HREF="../../../../../org/apache/hadoop/contrib/index/mapred/IntermediateForm.html" title="class in org.apache.hadoop.contrib.index.mapred">IntermediateForm</A>> values,
213	<A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A><<A HREF="../../../../../org/apache/hadoop/contrib/index/mapred/Shard.html" title="class in org.apache.hadoop.contrib.index.mapred">Shard</A>,<A HREF="../../../../../org/apache/hadoop/contrib/index/mapred/IntermediateForm.html" title="class in org.apache.hadoop.contrib.index.mapred">IntermediateForm</A>> output,
214	<A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A> reporter)</CODE>
215
216	<BR>
217	</TD>
218	</TR>
219	<TR BGCOLOR="white" CLASS="TableRowColor">
220	<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
221	<CODE> void</CODE></FONT></TD>
222	<TD><CODE><B>IndexUpdateReducer.</B><B><A HREF="../../../../../org/apache/hadoop/contrib/index/mapred/IndexUpdateReducer.html#reduce(org.apache.hadoop.contrib.index.mapred.Shard, java.util.Iterator, org.apache.hadoop.mapred.OutputCollector, org.apache.hadoop.mapred.Reporter)">reduce</A></B>(<A HREF="../../../../../org/apache/hadoop/contrib/index/mapred/Shard.html" title="class in org.apache.hadoop.contrib.index.mapred">Shard</A> key,
223	<A HREF="http://java.sun.com/javase/6/docs/api/java/util/Iterator.html?is-external=true" title="class or interface in java.util">Iterator</A><<A HREF="../../../../../org/apache/hadoop/contrib/index/mapred/IntermediateForm.html" title="class in org.apache.hadoop.contrib.index.mapred">IntermediateForm</A>> values,
224	<A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A><<A HREF="../../../../../org/apache/hadoop/contrib/index/mapred/Shard.html" title="class in org.apache.hadoop.contrib.index.mapred">Shard</A>,<A HREF="../../../../../org/apache/hadoop/io/Text.html" title="class in org.apache.hadoop.io">Text</A>> output,
225	<A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A> reporter)</CODE>
226
227	<BR>
228	</TD>
229	</TR>
230	</TABLE>
231
232	<P>
233	<A NAME="org.apache.hadoop.contrib.utils.join"><!-- --></A>
234	<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
235	<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
236	<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
237	Uses of <A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A> in <A HREF="../../../../../org/apache/hadoop/contrib/utils/join/package-summary.html">org.apache.hadoop.contrib.utils.join</A></FONT></TH>
238	</TR>
239	</TABLE>
240
241	<P>
242
243	<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
244	<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
245	<TH ALIGN="left" COLSPAN="2">Methods in <A HREF="../../../../../org/apache/hadoop/contrib/utils/join/package-summary.html">org.apache.hadoop.contrib.utils.join</A> with parameters of type <A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A></FONT></TH>
246	</TR>
247	<TR BGCOLOR="white" CLASS="TableRowColor">
248	<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
249	<CODE>protected  void</CODE></FONT></TD>
250	<TD><CODE><B>DataJoinReducerBase.</B><B><A HREF="../../../../../org/apache/hadoop/contrib/utils/join/DataJoinReducerBase.html#collect(java.lang.Object, org.apache.hadoop.contrib.utils.join.TaggedMapOutput, org.apache.hadoop.mapred.OutputCollector, org.apache.hadoop.mapred.Reporter)">collect</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A> key,
251	<A HREF="../../../../../org/apache/hadoop/contrib/utils/join/TaggedMapOutput.html" title="class in org.apache.hadoop.contrib.utils.join">TaggedMapOutput</A> aRecord,
252	<A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A> output,
253	<A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A> reporter)</CODE>
254
255	<BR>
256	The subclass can overwrite this method to perform additional filtering
257	and/or other processing logic before a value is collected.</TD>
258	</TR>
259	<TR BGCOLOR="white" CLASS="TableRowColor">
260	<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
261	<CODE> void</CODE></FONT></TD>
262	<TD><CODE><B>DataJoinReducerBase.</B><B><A HREF="../../../../../org/apache/hadoop/contrib/utils/join/DataJoinReducerBase.html#map(java.lang.Object, java.lang.Object, org.apache.hadoop.mapred.OutputCollector, org.apache.hadoop.mapred.Reporter)">map</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A> arg0,
263	<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A> arg1,
264	<A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A> arg2,
265	<A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A> arg3)</CODE>
266
267	<BR>
268	</TD>
269	</TR>
270	<TR BGCOLOR="white" CLASS="TableRowColor">
271	<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
272	<CODE> void</CODE></FONT></TD>
273	<TD><CODE><B>DataJoinMapperBase.</B><B><A HREF="../../../../../org/apache/hadoop/contrib/utils/join/DataJoinMapperBase.html#map(java.lang.Object, java.lang.Object, org.apache.hadoop.mapred.OutputCollector, org.apache.hadoop.mapred.Reporter)">map</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A> key,
274	<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A> value,
275	<A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A> output,
276	<A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A> reporter)</CODE>
277
278	<BR>
279	</TD>
280	</TR>
281	<TR BGCOLOR="white" CLASS="TableRowColor">
282	<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
283	<CODE> void</CODE></FONT></TD>
284	<TD><CODE><B>DataJoinReducerBase.</B><B><A HREF="../../../../../org/apache/hadoop/contrib/utils/join/DataJoinReducerBase.html#reduce(java.lang.Object, java.util.Iterator, org.apache.hadoop.mapred.OutputCollector, org.apache.hadoop.mapred.Reporter)">reduce</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A> key,
285	<A HREF="http://java.sun.com/javase/6/docs/api/java/util/Iterator.html?is-external=true" title="class or interface in java.util">Iterator</A> values,
286	<A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A> output,
287	<A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A> reporter)</CODE>
288
289	<BR>
290	</TD>
291	</TR>
292	<TR BGCOLOR="white" CLASS="TableRowColor">
293	<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
294	<CODE> void</CODE></FONT></TD>
295	<TD><CODE><B>DataJoinMapperBase.</B><B><A HREF="../../../../../org/apache/hadoop/contrib/utils/join/DataJoinMapperBase.html#reduce(java.lang.Object, java.util.Iterator, org.apache.hadoop.mapred.OutputCollector, org.apache.hadoop.mapred.Reporter)">reduce</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A> arg0,
296	<A HREF="http://java.sun.com/javase/6/docs/api/java/util/Iterator.html?is-external=true" title="class or interface in java.util">Iterator</A> arg1,
297	<A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A> arg2,
298	<A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A> arg3)</CODE>
299
300	<BR>
301	</TD>
302	</TR>
303	</TABLE>
304
305	<P>
306	<A NAME="org.apache.hadoop.examples"><!-- --></A>
307	<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
308	<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
309	<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
310	Uses of <A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A> in <A HREF="../../../../../org/apache/hadoop/examples/package-summary.html">org.apache.hadoop.examples</A></FONT></TH>
311	</TR>
312	</TABLE>
313
314	<P>
315
316	<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
317	<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
318	<TH ALIGN="left" COLSPAN="2">Methods in <A HREF="../../../../../org/apache/hadoop/examples/package-summary.html">org.apache.hadoop.examples</A> with parameters of type <A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A></FONT></TH>
319	</TR>
320	<TR BGCOLOR="white" CLASS="TableRowColor">
321	<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
322	<CODE> void</CODE></FONT></TD>
323	<TD><CODE><B>SleepJob.</B><B><A HREF="../../../../../org/apache/hadoop/examples/SleepJob.html#map(org.apache.hadoop.io.IntWritable, org.apache.hadoop.io.IntWritable, org.apache.hadoop.mapred.OutputCollector, org.apache.hadoop.mapred.Reporter)">map</A></B>(<A HREF="../../../../../org/apache/hadoop/io/IntWritable.html" title="class in org.apache.hadoop.io">IntWritable</A> key,
324	<A HREF="../../../../../org/apache/hadoop/io/IntWritable.html" title="class in org.apache.hadoop.io">IntWritable</A> value,
325	<A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A><<A HREF="../../../../../org/apache/hadoop/io/IntWritable.html" title="class in org.apache.hadoop.io">IntWritable</A>,<A HREF="../../../../../org/apache/hadoop/io/NullWritable.html" title="class in org.apache.hadoop.io">NullWritable</A>> output,
326	<A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A> reporter)</CODE>
327
328	<BR>
329	</TD>
330	</TR>
331	<TR BGCOLOR="white" CLASS="TableRowColor">
332	<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
333	<CODE> void</CODE></FONT></TD>
334	<TD><CODE><B>PiEstimator.PiMapper.</B><B><A HREF="../../../../../org/apache/hadoop/examples/PiEstimator.PiMapper.html#map(org.apache.hadoop.io.LongWritable, org.apache.hadoop.io.LongWritable, org.apache.hadoop.mapred.OutputCollector, org.apache.hadoop.mapred.Reporter)">map</A></B>(<A HREF="../../../../../org/apache/hadoop/io/LongWritable.html" title="class in org.apache.hadoop.io">LongWritable</A> offset,
335	<A HREF="../../../../../org/apache/hadoop/io/LongWritable.html" title="class in org.apache.hadoop.io">LongWritable</A> size,
336	<A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A><<A HREF="../../../../../org/apache/hadoop/io/BooleanWritable.html" title="class in org.apache.hadoop.io">BooleanWritable</A>,<A HREF="../../../../../org/apache/hadoop/io/LongWritable.html" title="class in org.apache.hadoop.io">LongWritable</A>> out,
337	<A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A> reporter)</CODE>
338
339	<BR>
340	Map method.</TD>
341	</TR>
342	<TR BGCOLOR="white" CLASS="TableRowColor">
343	<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
344	<CODE> void</CODE></FONT></TD>
345	<TD><CODE><B>MultiFileWordCount.MapClass.</B><B><A HREF="../../../../../org/apache/hadoop/examples/MultiFileWordCount.MapClass.html#map(org.apache.hadoop.examples.MultiFileWordCount.WordOffset, org.apache.hadoop.io.Text, org.apache.hadoop.mapred.OutputCollector, org.apache.hadoop.mapred.Reporter)">map</A></B>(<A HREF="../../../../../org/apache/hadoop/examples/MultiFileWordCount.WordOffset.html" title="class in org.apache.hadoop.examples">MultiFileWordCount.WordOffset</A> key,
346	<A HREF="../../../../../org/apache/hadoop/io/Text.html" title="class in org.apache.hadoop.io">Text</A> value,
347	<A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A><<A HREF="../../../../../org/apache/hadoop/io/Text.html" title="class in org.apache.hadoop.io">Text</A>,<A HREF="../../../../../org/apache/hadoop/io/IntWritable.html" title="class in org.apache.hadoop.io">IntWritable</A>> output,
348	<A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A> reporter)</CODE>
349
350	<BR>
351	</TD>
352	</TR>
353	<TR BGCOLOR="white" CLASS="TableRowColor">
354	<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
355	<CODE> void</CODE></FONT></TD>
356	<TD><CODE><B>PiEstimator.PiReducer.</B><B><A HREF="../../../../../org/apache/hadoop/examples/PiEstimator.PiReducer.html#reduce(org.apache.hadoop.io.BooleanWritable, java.util.Iterator, org.apache.hadoop.mapred.OutputCollector, org.apache.hadoop.mapred.Reporter)">reduce</A></B>(<A HREF="../../../../../org/apache/hadoop/io/BooleanWritable.html" title="class in org.apache.hadoop.io">BooleanWritable</A> isInside,
357	<A HREF="http://java.sun.com/javase/6/docs/api/java/util/Iterator.html?is-external=true" title="class or interface in java.util">Iterator</A><<A HREF="../../../../../org/apache/hadoop/io/LongWritable.html" title="class in org.apache.hadoop.io">LongWritable</A>> values,
358	<A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A><<A HREF="../../../../../org/apache/hadoop/io/WritableComparable.html" title="interface in org.apache.hadoop.io">WritableComparable</A><?>,<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>> output,
359	<A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A> reporter)</CODE>
360
361	<BR>
362	Accumulate number of points inside/outside results from the mappers.</TD>
363	</TR>
364	<TR BGCOLOR="white" CLASS="TableRowColor">
365	<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
366	<CODE> void</CODE></FONT></TD>
367	<TD><CODE><B>SleepJob.</B><B><A HREF="../../../../../org/apache/hadoop/examples/SleepJob.html#reduce(org.apache.hadoop.io.IntWritable, java.util.Iterator, org.apache.hadoop.mapred.OutputCollector, org.apache.hadoop.mapred.Reporter)">reduce</A></B>(<A HREF="../../../../../org/apache/hadoop/io/IntWritable.html" title="class in org.apache.hadoop.io">IntWritable</A> key,
368	<A HREF="http://java.sun.com/javase/6/docs/api/java/util/Iterator.html?is-external=true" title="class or interface in java.util">Iterator</A><<A HREF="../../../../../org/apache/hadoop/io/NullWritable.html" title="class in org.apache.hadoop.io">NullWritable</A>> values,
369	<A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A><<A HREF="../../../../../org/apache/hadoop/io/NullWritable.html" title="class in org.apache.hadoop.io">NullWritable</A>,<A HREF="../../../../../org/apache/hadoop/io/NullWritable.html" title="class in org.apache.hadoop.io">NullWritable</A>> output,
370	<A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A> reporter)</CODE>
371
372	<BR>
373	</TD>
374	</TR>
375	</TABLE>
376
377	<P>
378	<A NAME="org.apache.hadoop.examples.dancing"><!-- --></A>
379	<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
380	<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
381	<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
382	Uses of <A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A> in <A HREF="../../../../../org/apache/hadoop/examples/dancing/package-summary.html">org.apache.hadoop.examples.dancing</A></FONT></TH>
383	</TR>
384	</TABLE>
385
386	<P>
387
388	<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
389	<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
390	<TH ALIGN="left" COLSPAN="2">Methods in <A HREF="../../../../../org/apache/hadoop/examples/dancing/package-summary.html">org.apache.hadoop.examples.dancing</A> with parameters of type <A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A></FONT></TH>
391	</TR>
392	<TR BGCOLOR="white" CLASS="TableRowColor">
393	<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
394	<CODE> void</CODE></FONT></TD>
395	<TD><CODE><B>DistributedPentomino.PentMap.</B><B><A HREF="../../../../../org/apache/hadoop/examples/dancing/DistributedPentomino.PentMap.html#map(org.apache.hadoop.io.WritableComparable, org.apache.hadoop.io.Text, org.apache.hadoop.mapred.OutputCollector, org.apache.hadoop.mapred.Reporter)">map</A></B>(<A HREF="../../../../../org/apache/hadoop/io/WritableComparable.html" title="interface in org.apache.hadoop.io">WritableComparable</A> key,
396	<A HREF="../../../../../org/apache/hadoop/io/Text.html" title="class in org.apache.hadoop.io">Text</A> value,
397	<A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A><<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>> output,
398	<A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A> reporter)</CODE>
399
400	<BR>
401	Break the prefix string into moves (a sequence of integer row ids that
402	will be selected for each column in order).</TD>
403	</TR>
404	</TABLE>
405
406	<P>
407	<A NAME="org.apache.hadoop.examples.terasort"><!-- --></A>
408	<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
409	<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
410	<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
411	Uses of <A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A> in <A HREF="../../../../../org/apache/hadoop/examples/terasort/package-summary.html">org.apache.hadoop.examples.terasort</A></FONT></TH>
412	</TR>
413	</TABLE>
414
415	<P>
416
417	<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
418	<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
419	<TH ALIGN="left" COLSPAN="2">Methods in <A HREF="../../../../../org/apache/hadoop/examples/terasort/package-summary.html">org.apache.hadoop.examples.terasort</A> with parameters of type <A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A></FONT></TH>
420	</TR>
421	<TR BGCOLOR="white" CLASS="TableRowColor">
422	<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
423	<CODE> void</CODE></FONT></TD>
424	<TD><CODE><B>TeraGen.SortGenMapper.</B><B><A HREF="../../../../../org/apache/hadoop/examples/terasort/TeraGen.SortGenMapper.html#map(org.apache.hadoop.io.LongWritable, org.apache.hadoop.io.NullWritable, org.apache.hadoop.mapred.OutputCollector, org.apache.hadoop.mapred.Reporter)">map</A></B>(<A HREF="../../../../../org/apache/hadoop/io/LongWritable.html" title="class in org.apache.hadoop.io">LongWritable</A> row,
425	<A HREF="../../../../../org/apache/hadoop/io/NullWritable.html" title="class in org.apache.hadoop.io">NullWritable</A> ignored,
426	<A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A><<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>> output,
427	<A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A> reporter)</CODE>
428
429	<BR>
430	</TD>
431	</TR>
432	</TABLE>
433
434	<P>
435	<A NAME="org.apache.hadoop.mapred"><!-- --></A>
436	<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
437	<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
438	<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
439	Uses of <A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A> in <A HREF="../../../../../org/apache/hadoop/mapred/package-summary.html">org.apache.hadoop.mapred</A></FONT></TH>
440	</TR>
441	</TABLE>
442
443	<P>
444
445	<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
446	<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
447	<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/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A></FONT></TH>
448	</TR>
449	<TR BGCOLOR="white" CLASS="TableRowColor">
450	<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
451	<CODE> void</CODE></FONT></TD>
452	<TD><CODE><B>Mapper.</B><B><A HREF="../../../../../org/apache/hadoop/mapred/Mapper.html#map(K1, V1, org.apache.hadoop.mapred.OutputCollector, org.apache.hadoop.mapred.Reporter)">map</A></B>(<A HREF="../../../../../org/apache/hadoop/mapred/Mapper.html" title="type parameter in Mapper">K1</A> key,
453	<A HREF="../../../../../org/apache/hadoop/mapred/Mapper.html" title="type parameter in Mapper">V1</A> value,
454	<A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A><<A HREF="../../../../../org/apache/hadoop/mapred/Mapper.html" title="type parameter in Mapper">K2</A>,<A HREF="../../../../../org/apache/hadoop/mapred/Mapper.html" title="type parameter in Mapper">V2</A>> output,
455	<A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A> reporter)</CODE>
456
457	<BR>
458	<B>Deprecated.</B> Maps a single input key/value pair into an intermediate key/value pair.</TD>
459	</TR>
460	<TR BGCOLOR="white" CLASS="TableRowColor">
461	<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
462	<CODE> void</CODE></FONT></TD>
463	<TD><CODE><B>Reducer.</B><B><A HREF="../../../../../org/apache/hadoop/mapred/Reducer.html#reduce(K2, java.util.Iterator, org.apache.hadoop.mapred.OutputCollector, org.apache.hadoop.mapred.Reporter)">reduce</A></B>(<A HREF="../../../../../org/apache/hadoop/mapred/Reducer.html" title="type parameter in Reducer">K2</A> key,
464	<A HREF="http://java.sun.com/javase/6/docs/api/java/util/Iterator.html?is-external=true" title="class or interface in java.util">Iterator</A><<A HREF="../../../../../org/apache/hadoop/mapred/Reducer.html" title="type parameter in Reducer">V2</A>> values,
465	<A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A><<A HREF="../../../../../org/apache/hadoop/mapred/Reducer.html" title="type parameter in Reducer">K3</A>,<A HREF="../../../../../org/apache/hadoop/mapred/Reducer.html" title="type parameter in Reducer">V3</A>> output,
466	<A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A> reporter)</CODE>
467
468	<BR>
469	<B>Deprecated.</B> <i>Reduces</i> values for a given key.</TD>
470	</TR>
471	<TR BGCOLOR="white" CLASS="TableRowColor">
472	<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
473	<CODE> void</CODE></FONT></TD>
474	<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><<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>> input,
475	<A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</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>> output,
476	<A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A> reporter)</CODE>
477
478	<BR>
479	</TD>
480	</TR>
481	<TR BGCOLOR="white" CLASS="TableRowColor">
482	<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
483	<CODE> void</CODE></FONT></TD>
484	<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><<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>> input,
485	<A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A><<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>> output,
486	<A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A> reporter)</CODE>
487
488	<BR>
489	<B>Deprecated.</B> Start mapping input <tt><key, value></tt> pairs.</TD>
490	</TR>
491	</TABLE>
492
493	<P>
494	<A NAME="org.apache.hadoop.mapred.lib"><!-- --></A>
495	<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
496	<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
497	<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
498	Uses of <A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A> in <A HREF="../../../../../org/apache/hadoop/mapred/lib/package-summary.html">org.apache.hadoop.mapred.lib</A></FONT></TH>
499	</TR>
500	</TABLE>
501
502	<P>
503
504	<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
505	<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
506	<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/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A></FONT></TH>
507	</TR>
508	<TR BGCOLOR="white" CLASS="TableRowColor">
509	<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
510	<CODE> <A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A></CODE></FONT></TD>
511	<TD><CODE><B>MultipleOutputs.</B><B><A HREF="../../../../../org/apache/hadoop/mapred/lib/MultipleOutputs.html#getCollector(java.lang.String, org.apache.hadoop.mapred.Reporter)">getCollector</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> namedOutput,
512	<A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A> reporter)</CODE>
513
514	<BR>
515	Gets the output collector for a named output.</TD>
516	</TR>
517	<TR BGCOLOR="white" CLASS="TableRowColor">
518	<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
519	<CODE> <A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A></CODE></FONT></TD>
520	<TD><CODE><B>MultipleOutputs.</B><B><A HREF="../../../../../org/apache/hadoop/mapred/lib/MultipleOutputs.html#getCollector(java.lang.String, java.lang.String, org.apache.hadoop.mapred.Reporter)">getCollector</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> namedOutput,
521	<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> multiName,
522	<A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A> reporter)</CODE>
523
524	<BR>
525	Gets the output collector for a multi named output.</TD>
526	</TR>
527	</TABLE>
528
529	<P>
530
531	<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
532	<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
533	<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/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A></FONT></TH>
534	</TR>
535	<TR BGCOLOR="white" CLASS="TableRowColor">
536	<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
537	<CODE> void</CODE></FONT></TD>
538	<TD><CODE><B>DelegatingMapper.</B><B><A HREF="../../../../../org/apache/hadoop/mapred/lib/DelegatingMapper.html#map(K1, V1, org.apache.hadoop.mapred.OutputCollector, org.apache.hadoop.mapred.Reporter)">map</A></B>(<A HREF="../../../../../org/apache/hadoop/mapred/lib/DelegatingMapper.html" title="type parameter in DelegatingMapper">K1</A> key,
539	<A HREF="../../../../../org/apache/hadoop/mapred/lib/DelegatingMapper.html" title="type parameter in DelegatingMapper">V1</A> value,
540	<A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A><<A HREF="../../../../../org/apache/hadoop/mapred/lib/DelegatingMapper.html" title="type parameter in DelegatingMapper">K2</A>,<A HREF="../../../../../org/apache/hadoop/mapred/lib/DelegatingMapper.html" title="type parameter in DelegatingMapper">V2</A>> outputCollector,
541	<A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A> reporter)</CODE>
542
543	<BR>
544	</TD>
545	</TR>
546	<TR BGCOLOR="white" CLASS="TableRowColor">
547	<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
548	<CODE> void</CODE></FONT></TD>
549	<TD><CODE><B>TokenCountMapper.</B><B><A HREF="../../../../../org/apache/hadoop/mapred/lib/TokenCountMapper.html#map(K, org.apache.hadoop.io.Text, org.apache.hadoop.mapred.OutputCollector, org.apache.hadoop.mapred.Reporter)">map</A></B>(<A HREF="../../../../../org/apache/hadoop/mapred/lib/TokenCountMapper.html" title="type parameter in TokenCountMapper">K</A> key,
550	<A HREF="../../../../../org/apache/hadoop/io/Text.html" title="class in org.apache.hadoop.io">Text</A> value,
551	<A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A><<A HREF="../../../../../org/apache/hadoop/io/Text.html" title="class in org.apache.hadoop.io">Text</A>,<A HREF="../../../../../org/apache/hadoop/io/LongWritable.html" title="class in org.apache.hadoop.io">LongWritable</A>> output,
552	<A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A> reporter)</CODE>
553
554	<BR>
555	<B>Deprecated.</B>  </TD>
556	</TR>
557	<TR BGCOLOR="white" CLASS="TableRowColor">
558	<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
559	<CODE> void</CODE></FONT></TD>
560	<TD><CODE><B>RegexMapper.</B><B><A HREF="../../../../../org/apache/hadoop/mapred/lib/RegexMapper.html#map(K, org.apache.hadoop.io.Text, org.apache.hadoop.mapred.OutputCollector, org.apache.hadoop.mapred.Reporter)">map</A></B>(<A HREF="../../../../../org/apache/hadoop/mapred/lib/RegexMapper.html" title="type parameter in RegexMapper">K</A> key,
561	<A HREF="../../../../../org/apache/hadoop/io/Text.html" title="class in org.apache.hadoop.io">Text</A> value,
562	<A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A><<A HREF="../../../../../org/apache/hadoop/io/Text.html" title="class in org.apache.hadoop.io">Text</A>,<A HREF="../../../../../org/apache/hadoop/io/LongWritable.html" title="class in org.apache.hadoop.io">LongWritable</A>> output,
563	<A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A> reporter)</CODE>
564
565	<BR>
566	</TD>
567	</TR>
568	<TR BGCOLOR="white" CLASS="TableRowColor">
569	<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
570	<CODE> void</CODE></FONT></TD>
571	<TD><CODE><B>IdentityMapper.</B><B><A HREF="../../../../../org/apache/hadoop/mapred/lib/IdentityMapper.html#map(K, V, org.apache.hadoop.mapred.OutputCollector, org.apache.hadoop.mapred.Reporter)">map</A></B>(<A HREF="../../../../../org/apache/hadoop/mapred/lib/IdentityMapper.html" title="type parameter in IdentityMapper">K</A> key,
572	<A HREF="../../../../../org/apache/hadoop/mapred/lib/IdentityMapper.html" title="type parameter in IdentityMapper">V</A> val,
573	<A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A><<A HREF="../../../../../org/apache/hadoop/mapred/lib/IdentityMapper.html" title="type parameter in IdentityMapper">K</A>,<A HREF="../../../../../org/apache/hadoop/mapred/lib/IdentityMapper.html" title="type parameter in IdentityMapper">V</A>> output,
574	<A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A> reporter)</CODE>
575
576	<BR>
577	<B>Deprecated.</B> The identify function.</TD>
578	</TR>
579	<TR BGCOLOR="white" CLASS="TableRowColor">
580	<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
581	<CODE> void</CODE></FONT></TD>
582	<TD><CODE><B>FieldSelectionMapReduce.</B><B><A HREF="../../../../../org/apache/hadoop/mapred/lib/FieldSelectionMapReduce.html#map(K, V, org.apache.hadoop.mapred.OutputCollector, org.apache.hadoop.mapred.Reporter)">map</A></B>(<A HREF="../../../../../org/apache/hadoop/mapred/lib/FieldSelectionMapReduce.html" title="type parameter in FieldSelectionMapReduce">K</A> key,
583	<A HREF="../../../../../org/apache/hadoop/mapred/lib/FieldSelectionMapReduce.html" title="type parameter in FieldSelectionMapReduce">V</A> val,
584	<A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A><<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>> output,
585	<A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A> reporter)</CODE>
586
587	<BR>
588	The identify function.</TD>
589	</TR>
590	<TR BGCOLOR="white" CLASS="TableRowColor">
591	<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
592	<CODE> void</CODE></FONT></TD>
593	<TD><CODE><B>InverseMapper.</B><B><A HREF="../../../../../org/apache/hadoop/mapred/lib/InverseMapper.html#map(K, V, org.apache.hadoop.mapred.OutputCollector, org.apache.hadoop.mapred.Reporter)">map</A></B>(<A HREF="../../../../../org/apache/hadoop/mapred/lib/InverseMapper.html" title="type parameter in InverseMapper">K</A> key,
594	<A HREF="../../../../../org/apache/hadoop/mapred/lib/InverseMapper.html" title="type parameter in InverseMapper">V</A> value,
595	<A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A><<A HREF="../../../../../org/apache/hadoop/mapred/lib/InverseMapper.html" title="type parameter in InverseMapper">V</A>,<A HREF="../../../../../org/apache/hadoop/mapred/lib/InverseMapper.html" title="type parameter in InverseMapper">K</A>> output,
596	<A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A> reporter)</CODE>
597
598	<BR>
599	<B>Deprecated.</B> The inverse function.</TD>
600	</TR>
601	<TR BGCOLOR="white" CLASS="TableRowColor">
602	<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
603	<CODE> void</CODE></FONT></TD>
604	<TD><CODE><B>ChainMapper.</B><B><A HREF="../../../../../org/apache/hadoop/mapred/lib/ChainMapper.html#map(java.lang.Object, java.lang.Object, org.apache.hadoop.mapred.OutputCollector, org.apache.hadoop.mapred.Reporter)">map</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A> key,
605	<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A> value,
606	<A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A> output,
607	<A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A> reporter)</CODE>
608
609	<BR>
610	Chains the <code>map(...)</code> methods of the Mappers in the chain.</TD>
611	</TR>
612	<TR BGCOLOR="white" CLASS="TableRowColor">
613	<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
614	<CODE> void</CODE></FONT></TD>
615	<TD><CODE><B>LongSumReducer.</B><B><A HREF="../../../../../org/apache/hadoop/mapred/lib/LongSumReducer.html#reduce(K, java.util.Iterator, org.apache.hadoop.mapred.OutputCollector, org.apache.hadoop.mapred.Reporter)">reduce</A></B>(<A HREF="../../../../../org/apache/hadoop/mapred/lib/LongSumReducer.html" title="type parameter in LongSumReducer">K</A> key,
616	<A HREF="http://java.sun.com/javase/6/docs/api/java/util/Iterator.html?is-external=true" title="class or interface in java.util">Iterator</A><<A HREF="../../../../../org/apache/hadoop/io/LongWritable.html" title="class in org.apache.hadoop.io">LongWritable</A>> values,
617	<A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A><<A HREF="../../../../../org/apache/hadoop/mapred/lib/LongSumReducer.html" title="type parameter in LongSumReducer">K</A>,<A HREF="../../../../../org/apache/hadoop/io/LongWritable.html" title="class in org.apache.hadoop.io">LongWritable</A>> output,
618	<A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A> reporter)</CODE>
619
620	<BR>
621	<B>Deprecated.</B>  </TD>
622	</TR>
623	<TR BGCOLOR="white" CLASS="TableRowColor">
624	<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
625	<CODE> void</CODE></FONT></TD>
626	<TD><CODE><B>IdentityReducer.</B><B><A HREF="../../../../../org/apache/hadoop/mapred/lib/IdentityReducer.html#reduce(K, java.util.Iterator, org.apache.hadoop.mapred.OutputCollector, org.apache.hadoop.mapred.Reporter)">reduce</A></B>(<A HREF="../../../../../org/apache/hadoop/mapred/lib/IdentityReducer.html" title="type parameter in IdentityReducer">K</A> key,
627	<A HREF="http://java.sun.com/javase/6/docs/api/java/util/Iterator.html?is-external=true" title="class or interface in java.util">Iterator</A><<A HREF="../../../../../org/apache/hadoop/mapred/lib/IdentityReducer.html" title="type parameter in IdentityReducer">V</A>> values,
628	<A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A><<A HREF="../../../../../org/apache/hadoop/mapred/lib/IdentityReducer.html" title="type parameter in IdentityReducer">K</A>,<A HREF="../../../../../org/apache/hadoop/mapred/lib/IdentityReducer.html" title="type parameter in IdentityReducer">V</A>> output,
629	<A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A> reporter)</CODE>
630
631	<BR>
632	<B>Deprecated.</B> Writes all keys and values directly to output.</TD>
633	</TR>
634	<TR BGCOLOR="white" CLASS="TableRowColor">
635	<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
636	<CODE> void</CODE></FONT></TD>
637	<TD><CODE><B>ChainReducer.</B><B><A HREF="../../../../../org/apache/hadoop/mapred/lib/ChainReducer.html#reduce(java.lang.Object, java.util.Iterator, org.apache.hadoop.mapred.OutputCollector, org.apache.hadoop.mapred.Reporter)">reduce</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A> key,
638	<A HREF="http://java.sun.com/javase/6/docs/api/java/util/Iterator.html?is-external=true" title="class or interface in java.util">Iterator</A> values,
639	<A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A> output,
640	<A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A> reporter)</CODE>
641
642	<BR>
643	Chains the <code>reduce(...)</code> method of the Reducer with the
644	<code>map(...) </code> methods of the Mappers in the chain.</TD>
645	</TR>
646	<TR BGCOLOR="white" CLASS="TableRowColor">
647	<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
648	<CODE> void</CODE></FONT></TD>
649	<TD><CODE><B>FieldSelectionMapReduce.</B><B><A HREF="../../../../../org/apache/hadoop/mapred/lib/FieldSelectionMapReduce.html#reduce(org.apache.hadoop.io.Text, java.util.Iterator, org.apache.hadoop.mapred.OutputCollector, org.apache.hadoop.mapred.Reporter)">reduce</A></B>(<A HREF="../../../../../org/apache/hadoop/io/Text.html" title="class in org.apache.hadoop.io">Text</A> key,
650	<A HREF="http://java.sun.com/javase/6/docs/api/java/util/Iterator.html?is-external=true" title="class or interface in java.util">Iterator</A><<A HREF="../../../../../org/apache/hadoop/io/Text.html" title="class in org.apache.hadoop.io">Text</A>> values,
651	<A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A><<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>> output,
652	<A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A> reporter)</CODE>
653
654	<BR>
655	</TD>
656	</TR>
657	<TR BGCOLOR="white" CLASS="TableRowColor">
658	<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
659	<CODE> void</CODE></FONT></TD>
660	<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><<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>> input,
661	<A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A><<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>> output,
662	<A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A> reporter)</CODE>
663
664	<BR>
665	</TD>
666	</TR>
667	</TABLE>
668
669	<P>
670	<A NAME="org.apache.hadoop.mapred.lib.aggregate"><!-- --></A>
671	<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
672	<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
673	<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
674	Uses of <A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A> in <A HREF="../../../../../org/apache/hadoop/mapred/lib/aggregate/package-summary.html">org.apache.hadoop.mapred.lib.aggregate</A></FONT></TH>
675	</TR>
676	</TABLE>
677
678	<P>
679
680	<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
681	<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
682	<TH ALIGN="left" COLSPAN="2">Methods in <A HREF="../../../../../org/apache/hadoop/mapred/lib/aggregate/package-summary.html">org.apache.hadoop.mapred.lib.aggregate</A> with parameters of type <A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A></FONT></TH>
683	</TR>
684	<TR BGCOLOR="white" CLASS="TableRowColor">
685	<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
686	<CODE> void</CODE></FONT></TD>
687	<TD><CODE><B>ValueAggregatorCombiner.</B><B><A HREF="../../../../../org/apache/hadoop/mapred/lib/aggregate/ValueAggregatorCombiner.html#map(K1, V1, org.apache.hadoop.mapred.OutputCollector, org.apache.hadoop.mapred.Reporter)">map</A></B>(<A HREF="../../../../../org/apache/hadoop/mapred/lib/aggregate/ValueAggregatorCombiner.html" title="type parameter in ValueAggregatorCombiner">K1</A> arg0,
688	<A HREF="../../../../../org/apache/hadoop/mapred/lib/aggregate/ValueAggregatorCombiner.html" title="type parameter in ValueAggregatorCombiner">V1</A> arg1,
689	<A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A><<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>> arg2,
690	<A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A> arg3)</CODE>
691
692	<BR>
693	Do nothing.</TD>
694	</TR>
695	<TR BGCOLOR="white" CLASS="TableRowColor">
696	<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
697	<CODE> void</CODE></FONT></TD>
698	<TD><CODE><B>ValueAggregatorReducer.</B><B><A HREF="../../../../../org/apache/hadoop/mapred/lib/aggregate/ValueAggregatorReducer.html#map(K1, V1, org.apache.hadoop.mapred.OutputCollector, org.apache.hadoop.mapred.Reporter)">map</A></B>(<A HREF="../../../../../org/apache/hadoop/mapred/lib/aggregate/ValueAggregatorReducer.html" title="type parameter in ValueAggregatorReducer">K1</A> arg0,
699	<A HREF="../../../../../org/apache/hadoop/mapred/lib/aggregate/ValueAggregatorReducer.html" title="type parameter in ValueAggregatorReducer">V1</A> arg1,
700	<A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A><<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>> arg2,
701	<A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A> arg3)</CODE>
702
703	<BR>
704	Do nothing.</TD>
705	</TR>
706	<TR BGCOLOR="white" CLASS="TableRowColor">
707	<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
708	<CODE> void</CODE></FONT></TD>
709	<TD><CODE><B>ValueAggregatorMapper.</B><B><A HREF="../../../../../org/apache/hadoop/mapred/lib/aggregate/ValueAggregatorMapper.html#map(K1, V1, org.apache.hadoop.mapred.OutputCollector, org.apache.hadoop.mapred.Reporter)">map</A></B>(<A HREF="../../../../../org/apache/hadoop/mapred/lib/aggregate/ValueAggregatorMapper.html" title="type parameter in ValueAggregatorMapper">K1</A> key,
710	<A HREF="../../../../../org/apache/hadoop/mapred/lib/aggregate/ValueAggregatorMapper.html" title="type parameter in ValueAggregatorMapper">V1</A> value,
711	<A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A><<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>> output,
712	<A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A> reporter)</CODE>
713
714	<BR>
715	the map function.</TD>
716	</TR>
717	<TR BGCOLOR="white" CLASS="TableRowColor">
718	<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
719	<CODE> void</CODE></FONT></TD>
720	<TD><CODE><B>ValueAggregatorCombiner.</B><B><A HREF="../../../../../org/apache/hadoop/mapred/lib/aggregate/ValueAggregatorCombiner.html#reduce(org.apache.hadoop.io.Text, java.util.Iterator, org.apache.hadoop.mapred.OutputCollector, org.apache.hadoop.mapred.Reporter)">reduce</A></B>(<A HREF="../../../../../org/apache/hadoop/io/Text.html" title="class in org.apache.hadoop.io">Text</A> key,
721	<A HREF="http://java.sun.com/javase/6/docs/api/java/util/Iterator.html?is-external=true" title="class or interface in java.util">Iterator</A><<A HREF="../../../../../org/apache/hadoop/io/Text.html" title="class in org.apache.hadoop.io">Text</A>> values,
722	<A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A><<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>> output,
723	<A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A> reporter)</CODE>
724
725	<BR>
726	Combines values for a given key.</TD>
727	</TR>
728	<TR BGCOLOR="white" CLASS="TableRowColor">
729	<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
730	<CODE> void</CODE></FONT></TD>
731	<TD><CODE><B>ValueAggregatorReducer.</B><B><A HREF="../../../../../org/apache/hadoop/mapred/lib/aggregate/ValueAggregatorReducer.html#reduce(org.apache.hadoop.io.Text, java.util.Iterator, org.apache.hadoop.mapred.OutputCollector, org.apache.hadoop.mapred.Reporter)">reduce</A></B>(<A HREF="../../../../../org/apache/hadoop/io/Text.html" title="class in org.apache.hadoop.io">Text</A> key,
732	<A HREF="http://java.sun.com/javase/6/docs/api/java/util/Iterator.html?is-external=true" title="class or interface in java.util">Iterator</A><<A HREF="../../../../../org/apache/hadoop/io/Text.html" title="class in org.apache.hadoop.io">Text</A>> values,
733	<A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A><<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>> output,
734	<A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A> reporter)</CODE>
735
736	<BR>
737	</TD>
738	</TR>
739	<TR BGCOLOR="white" CLASS="TableRowColor">
740	<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
741	<CODE> void</CODE></FONT></TD>
742	<TD><CODE><B>ValueAggregatorMapper.</B><B><A HREF="../../../../../org/apache/hadoop/mapred/lib/aggregate/ValueAggregatorMapper.html#reduce(org.apache.hadoop.io.Text, java.util.Iterator, org.apache.hadoop.mapred.OutputCollector, org.apache.hadoop.mapred.Reporter)">reduce</A></B>(<A HREF="../../../../../org/apache/hadoop/io/Text.html" title="class in org.apache.hadoop.io">Text</A> arg0,
743	<A HREF="http://java.sun.com/javase/6/docs/api/java/util/Iterator.html?is-external=true" title="class or interface in java.util">Iterator</A><<A HREF="../../../../../org/apache/hadoop/io/Text.html" title="class in org.apache.hadoop.io">Text</A>> arg1,
744	<A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A><<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>> arg2,
745	<A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A> arg3)</CODE>
746
747	<BR>
748	Do nothing.</TD>
749	</TR>
750	</TABLE>
751
752	<P>
753	<A NAME="org.apache.hadoop.streaming"><!-- --></A>
754	<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
755	<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
756	<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
757	Uses of <A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A> in <A HREF="../../../../../org/apache/hadoop/streaming/package-summary.html">org.apache.hadoop.streaming</A></FONT></TH>
758	</TR>
759	</TABLE>
760
761	<P>
762
763	<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
764	<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
765	<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/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A></FONT></TH>
766	</TR>
767	<TR BGCOLOR="white" CLASS="TableRowColor">
768	<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
769	<CODE> void</CODE></FONT></TD>
770	<TD><CODE><B>PipeMapper.</B><B><A HREF="../../../../../org/apache/hadoop/streaming/PipeMapper.html#map(java.lang.Object, java.lang.Object, org.apache.hadoop.mapred.OutputCollector, org.apache.hadoop.mapred.Reporter)">map</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A> key,
771	<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A> value,
772	<A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A> output,
773	<A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A> reporter)</CODE>
774
775	<BR>
776	</TD>
777	</TR>
778	<TR BGCOLOR="white" CLASS="TableRowColor">
779	<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
780	<CODE> void</CODE></FONT></TD>
781	<TD><CODE><B>PipeReducer.</B><B><A HREF="../../../../../org/apache/hadoop/streaming/PipeReducer.html#reduce(java.lang.Object, java.util.Iterator, org.apache.hadoop.mapred.OutputCollector, org.apache.hadoop.mapred.Reporter)">reduce</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A> key,
782	<A HREF="http://java.sun.com/javase/6/docs/api/java/util/Iterator.html?is-external=true" title="class or interface in java.util">Iterator</A> values,
783	<A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A> output,
784	<A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A> reporter)</CODE>
785
786	<BR>
787	</TD>
788	</TR>
789	<TR BGCOLOR="white" CLASS="TableRowColor">
790	<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
791	<CODE> void</CODE></FONT></TD>
792	<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><<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>> input,
793	<A HREF="../../../../../org/apache/hadoop/mapred/OutputCollector.html" title="interface in org.apache.hadoop.mapred">OutputCollector</A><<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>> output,
794	<A HREF="../../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A> reporter)</CODE>
795
796	<BR>
797	</TD>
798	</TR>
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