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| 7 | Uses of Class org.apache.hadoop.mapreduce.JobContext (Hadoop 0.20.1 API) |
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| 83 | <H2> |
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| 84 | <B>Uses of Class<br>org.apache.hadoop.mapreduce.JobContext</B></H2> |
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| 85 | </CENTER> |
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| 86 | |
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| 87 | <TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> |
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| 88 | <TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"> |
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| 89 | <TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2"> |
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| 90 | Packages that use <A HREF="../../../../../org/apache/hadoop/mapreduce/JobContext.html" title="class in org.apache.hadoop.mapreduce">JobContext</A></FONT></TH> |
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| 91 | </TR> |
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| 92 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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| 93 | <TD><A HREF="#org.apache.hadoop.mapred"><B>org.apache.hadoop.mapred</B></A></TD> |
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| 94 | <TD>A software framework for easily writing applications which process vast |
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| 95 | amounts of data (multi-terabyte data-sets) parallelly on large clusters |
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| 96 | (thousands of nodes) built of commodity hardware in a reliable, fault-tolerant |
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| 97 | manner. </TD> |
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| 98 | </TR> |
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| 99 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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| 100 | <TD><A HREF="#org.apache.hadoop.mapreduce"><B>org.apache.hadoop.mapreduce</B></A></TD> |
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| 101 | <TD> </TD> |
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| 102 | </TR> |
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| 103 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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| 104 | <TD><A HREF="#org.apache.hadoop.mapreduce.lib.input"><B>org.apache.hadoop.mapreduce.lib.input</B></A></TD> |
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| 105 | <TD> </TD> |
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| 106 | </TR> |
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| 107 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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| 108 | <TD><A HREF="#org.apache.hadoop.mapreduce.lib.map"><B>org.apache.hadoop.mapreduce.lib.map</B></A></TD> |
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| 109 | <TD> </TD> |
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| 110 | </TR> |
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| 111 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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| 112 | <TD><A HREF="#org.apache.hadoop.mapreduce.lib.output"><B>org.apache.hadoop.mapreduce.lib.output</B></A></TD> |
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| 113 | <TD> </TD> |
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| 114 | </TR> |
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| 115 | </TABLE> |
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| 116 | |
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| 117 | <P> |
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| 118 | <A NAME="org.apache.hadoop.mapred"><!-- --></A> |
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| 119 | <TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> |
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| 120 | <TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"> |
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| 121 | <TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2"> |
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| 122 | Uses of <A HREF="../../../../../org/apache/hadoop/mapreduce/JobContext.html" title="class in org.apache.hadoop.mapreduce">JobContext</A> in <A HREF="../../../../../org/apache/hadoop/mapred/package-summary.html">org.apache.hadoop.mapred</A></FONT></TH> |
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| 123 | </TR> |
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| 124 | </TABLE> |
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| 125 | |
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| 126 | <P> |
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| 127 | |
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| 128 | <TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> |
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| 129 | <TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor"> |
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| 130 | <TH ALIGN="left" COLSPAN="2">Subclasses of <A HREF="../../../../../org/apache/hadoop/mapreduce/JobContext.html" title="class in org.apache.hadoop.mapreduce">JobContext</A> in <A HREF="../../../../../org/apache/hadoop/mapred/package-summary.html">org.apache.hadoop.mapred</A></FONT></TH> |
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| 131 | </TR> |
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| 132 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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| 133 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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| 134 | <CODE> class</CODE></FONT></TD> |
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| 135 | <TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapred/JobContext.html" title="class in org.apache.hadoop.mapred">JobContext</A></B></CODE> |
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| 136 | |
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| 137 | <BR> |
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| 138 | <B>Deprecated.</B> <I>Use <A HREF="../../../../../org/apache/hadoop/mapreduce/JobContext.html" title="class in org.apache.hadoop.mapreduce"><CODE>JobContext</CODE></A> instead.</I></TD> |
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| 139 | </TR> |
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| 140 | </TABLE> |
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| 141 | |
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| 142 | <P> |
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| 143 | |
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| 144 | <TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> |
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| 145 | <TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor"> |
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| 146 | <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/mapreduce/JobContext.html" title="class in org.apache.hadoop.mapreduce">JobContext</A></FONT></TH> |
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| 147 | </TR> |
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| 148 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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| 149 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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| 150 | <CODE> void</CODE></FONT></TD> |
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| 151 | <TD><CODE><B>OutputCommitter.</B><B><A HREF="../../../../../org/apache/hadoop/mapred/OutputCommitter.html#cleanupJob(org.apache.hadoop.mapreduce.JobContext)">cleanupJob</A></B>(<A HREF="../../../../../org/apache/hadoop/mapreduce/JobContext.html" title="class in org.apache.hadoop.mapreduce">JobContext</A> context)</CODE> |
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| 152 | |
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| 153 | <BR> |
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| 154 | <B>Deprecated.</B> This method implements the new interface by calling the old method.</TD> |
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| 155 | </TR> |
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| 156 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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| 157 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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| 158 | <CODE> void</CODE></FONT></TD> |
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| 159 | <TD><CODE><B>OutputCommitter.</B><B><A HREF="../../../../../org/apache/hadoop/mapred/OutputCommitter.html#setupJob(org.apache.hadoop.mapreduce.JobContext)">setupJob</A></B>(<A HREF="../../../../../org/apache/hadoop/mapreduce/JobContext.html" title="class in org.apache.hadoop.mapreduce">JobContext</A> jobContext)</CODE> |
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| 160 | |
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| 161 | <BR> |
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| 162 | <B>Deprecated.</B> This method implements the new interface by calling the old method.</TD> |
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| 163 | </TR> |
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| 164 | </TABLE> |
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| 165 | |
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| 166 | <P> |
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| 167 | <A NAME="org.apache.hadoop.mapreduce"><!-- --></A> |
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| 168 | <TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> |
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| 169 | <TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"> |
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| 170 | <TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2"> |
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| 171 | Uses of <A HREF="../../../../../org/apache/hadoop/mapreduce/JobContext.html" title="class in org.apache.hadoop.mapreduce">JobContext</A> in <A HREF="../../../../../org/apache/hadoop/mapreduce/package-summary.html">org.apache.hadoop.mapreduce</A></FONT></TH> |
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| 172 | </TR> |
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| 173 | </TABLE> |
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| 174 | |
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| 175 | <P> |
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| 176 | |
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| 177 | <TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> |
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| 178 | <TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor"> |
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| 179 | <TH ALIGN="left" COLSPAN="2">Subclasses of <A HREF="../../../../../org/apache/hadoop/mapreduce/JobContext.html" title="class in org.apache.hadoop.mapreduce">JobContext</A> in <A HREF="../../../../../org/apache/hadoop/mapreduce/package-summary.html">org.apache.hadoop.mapreduce</A></FONT></TH> |
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| 180 | </TR> |
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| 181 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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| 182 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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| 183 | <CODE> class</CODE></FONT></TD> |
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| 184 | <TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapreduce/Job.html" title="class in org.apache.hadoop.mapreduce">Job</A></B></CODE> |
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| 185 | |
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| 186 | <BR> |
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| 187 | The job submitter's view of the Job.</TD> |
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| 188 | </TR> |
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| 189 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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| 190 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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| 191 | <CODE> class</CODE></FONT></TD> |
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| 192 | <TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapreduce/MapContext.html" title="class in org.apache.hadoop.mapreduce">MapContext<KEYIN,VALUEIN,KEYOUT,VALUEOUT></A></B></CODE> |
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| 193 | |
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| 194 | <BR> |
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| 195 | The context that is given to the <A HREF="../../../../../org/apache/hadoop/mapreduce/Mapper.html" title="class in org.apache.hadoop.mapreduce"><CODE>Mapper</CODE></A>.</TD> |
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| 196 | </TR> |
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| 197 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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| 198 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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| 199 | <CODE> class</CODE></FONT></TD> |
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| 200 | <TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapreduce/Mapper.Context.html" title="class in org.apache.hadoop.mapreduce">Mapper.Context</A></B></CODE> |
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| 201 | |
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| 202 | <BR> |
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| 203 | </TD> |
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| 204 | </TR> |
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| 205 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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| 206 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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| 207 | <CODE> class</CODE></FONT></TD> |
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| 208 | <TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapreduce/ReduceContext.html" title="class in org.apache.hadoop.mapreduce">ReduceContext<KEYIN,VALUEIN,KEYOUT,VALUEOUT></A></B></CODE> |
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| 209 | |
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| 210 | <BR> |
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| 211 | The context passed to the <A HREF="../../../../../org/apache/hadoop/mapreduce/Reducer.html" title="class in org.apache.hadoop.mapreduce"><CODE>Reducer</CODE></A>.</TD> |
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| 212 | </TR> |
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| 213 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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| 214 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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| 215 | <CODE> class</CODE></FONT></TD> |
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| 216 | <TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapreduce/Reducer.Context.html" title="class in org.apache.hadoop.mapreduce">Reducer.Context</A></B></CODE> |
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| 217 | |
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| 218 | <BR> |
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| 219 | </TD> |
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| 220 | </TR> |
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| 221 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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| 222 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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| 223 | <CODE> class</CODE></FONT></TD> |
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| 224 | <TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapreduce/TaskAttemptContext.html" title="class in org.apache.hadoop.mapreduce">TaskAttemptContext</A></B></CODE> |
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| 225 | |
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| 226 | <BR> |
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| 227 | The context for task attempts.</TD> |
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| 228 | </TR> |
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| 229 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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| 230 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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| 231 | <CODE> class</CODE></FONT></TD> |
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| 232 | <TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapreduce/TaskInputOutputContext.html" title="class in org.apache.hadoop.mapreduce">TaskInputOutputContext<KEYIN,VALUEIN,KEYOUT,VALUEOUT></A></B></CODE> |
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| 233 | |
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| 234 | <BR> |
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| 235 | A context object that allows input and output from the task.</TD> |
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| 236 | </TR> |
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| 237 | </TABLE> |
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| 238 | |
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| 239 | <P> |
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| 240 | |
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| 241 | <TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> |
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| 242 | <TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor"> |
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| 243 | <TH ALIGN="left" COLSPAN="2">Methods in <A HREF="../../../../../org/apache/hadoop/mapreduce/package-summary.html">org.apache.hadoop.mapreduce</A> with parameters of type <A HREF="../../../../../org/apache/hadoop/mapreduce/JobContext.html" title="class in org.apache.hadoop.mapreduce">JobContext</A></FONT></TH> |
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| 244 | </TR> |
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| 245 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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| 246 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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| 247 | <CODE>abstract void</CODE></FONT></TD> |
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| 248 | <TD><CODE><B>OutputFormat.</B><B><A HREF="../../../../../org/apache/hadoop/mapreduce/OutputFormat.html#checkOutputSpecs(org.apache.hadoop.mapreduce.JobContext)">checkOutputSpecs</A></B>(<A HREF="../../../../../org/apache/hadoop/mapreduce/JobContext.html" title="class in org.apache.hadoop.mapreduce">JobContext</A> context)</CODE> |
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| 249 | |
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| 250 | <BR> |
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| 251 | Check for validity of the output-specification for the job.</TD> |
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| 252 | </TR> |
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| 253 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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| 254 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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| 255 | <CODE>abstract void</CODE></FONT></TD> |
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| 256 | <TD><CODE><B>OutputCommitter.</B><B><A HREF="../../../../../org/apache/hadoop/mapreduce/OutputCommitter.html#cleanupJob(org.apache.hadoop.mapreduce.JobContext)">cleanupJob</A></B>(<A HREF="../../../../../org/apache/hadoop/mapreduce/JobContext.html" title="class in org.apache.hadoop.mapreduce">JobContext</A> jobContext)</CODE> |
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| 257 | |
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| 258 | <BR> |
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| 259 | For cleaning up the job's output after job completion</TD> |
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| 260 | </TR> |
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| 261 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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| 262 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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| 263 | <CODE>abstract <A HREF="http://java.sun.com/javase/6/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</A><<A HREF="../../../../../org/apache/hadoop/mapreduce/InputSplit.html" title="class in org.apache.hadoop.mapreduce">InputSplit</A>></CODE></FONT></TD> |
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| 264 | <TD><CODE><B>InputFormat.</B><B><A HREF="../../../../../org/apache/hadoop/mapreduce/InputFormat.html#getSplits(org.apache.hadoop.mapreduce.JobContext)">getSplits</A></B>(<A HREF="../../../../../org/apache/hadoop/mapreduce/JobContext.html" title="class in org.apache.hadoop.mapreduce">JobContext</A> context)</CODE> |
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| 265 | |
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| 266 | <BR> |
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| 267 | Logically split the set of input files for the job.</TD> |
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| 268 | </TR> |
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| 269 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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| 270 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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| 271 | <CODE>abstract void</CODE></FONT></TD> |
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| 272 | <TD><CODE><B>OutputCommitter.</B><B><A HREF="../../../../../org/apache/hadoop/mapreduce/OutputCommitter.html#setupJob(org.apache.hadoop.mapreduce.JobContext)">setupJob</A></B>(<A HREF="../../../../../org/apache/hadoop/mapreduce/JobContext.html" title="class in org.apache.hadoop.mapreduce">JobContext</A> jobContext)</CODE> |
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| 273 | |
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| 274 | <BR> |
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| 275 | For the framework to setup the job output during initialization</TD> |
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| 276 | </TR> |
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| 277 | </TABLE> |
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| 278 | |
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| 279 | <P> |
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| 280 | <A NAME="org.apache.hadoop.mapreduce.lib.input"><!-- --></A> |
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| 281 | <TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> |
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| 282 | <TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"> |
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| 283 | <TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2"> |
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| 284 | Uses of <A HREF="../../../../../org/apache/hadoop/mapreduce/JobContext.html" title="class in org.apache.hadoop.mapreduce">JobContext</A> in <A HREF="../../../../../org/apache/hadoop/mapreduce/lib/input/package-summary.html">org.apache.hadoop.mapreduce.lib.input</A></FONT></TH> |
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| 285 | </TR> |
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| 286 | </TABLE> |
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| 287 | |
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| 288 | <P> |
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| 289 | |
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| 290 | <TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> |
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| 291 | <TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor"> |
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| 292 | <TH ALIGN="left" COLSPAN="2">Methods in <A HREF="../../../../../org/apache/hadoop/mapreduce/lib/input/package-summary.html">org.apache.hadoop.mapreduce.lib.input</A> with parameters of type <A HREF="../../../../../org/apache/hadoop/mapreduce/JobContext.html" title="class in org.apache.hadoop.mapreduce">JobContext</A></FONT></TH> |
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| 293 | </TR> |
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| 294 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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| 295 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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| 296 | <CODE>static <A HREF="../../../../../org/apache/hadoop/fs/PathFilter.html" title="interface in org.apache.hadoop.fs">PathFilter</A></CODE></FONT></TD> |
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| 297 | <TD><CODE><B>FileInputFormat.</B><B><A HREF="../../../../../org/apache/hadoop/mapreduce/lib/input/FileInputFormat.html#getInputPathFilter(org.apache.hadoop.mapreduce.JobContext)">getInputPathFilter</A></B>(<A HREF="../../../../../org/apache/hadoop/mapreduce/JobContext.html" title="class in org.apache.hadoop.mapreduce">JobContext</A> context)</CODE> |
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| 298 | |
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| 299 | <BR> |
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| 300 | Get a PathFilter instance of the filter set for the input paths.</TD> |
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| 301 | </TR> |
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| 302 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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| 303 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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| 304 | <CODE>static <A HREF="../../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</A>[]</CODE></FONT></TD> |
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| 305 | <TD><CODE><B>FileInputFormat.</B><B><A HREF="../../../../../org/apache/hadoop/mapreduce/lib/input/FileInputFormat.html#getInputPaths(org.apache.hadoop.mapreduce.JobContext)">getInputPaths</A></B>(<A HREF="../../../../../org/apache/hadoop/mapreduce/JobContext.html" title="class in org.apache.hadoop.mapreduce">JobContext</A> context)</CODE> |
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| 306 | |
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| 307 | <BR> |
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| 308 | Get the list of input <A HREF="../../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs"><CODE>Path</CODE></A>s for the map-reduce job.</TD> |
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| 309 | </TR> |
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| 310 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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| 311 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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| 312 | <CODE>static long</CODE></FONT></TD> |
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| 313 | <TD><CODE><B>FileInputFormat.</B><B><A HREF="../../../../../org/apache/hadoop/mapreduce/lib/input/FileInputFormat.html#getMaxSplitSize(org.apache.hadoop.mapreduce.JobContext)">getMaxSplitSize</A></B>(<A HREF="../../../../../org/apache/hadoop/mapreduce/JobContext.html" title="class in org.apache.hadoop.mapreduce">JobContext</A> context)</CODE> |
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| 314 | |
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| 315 | <BR> |
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| 316 | Get the maximum split size.</TD> |
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| 317 | </TR> |
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| 318 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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| 319 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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| 320 | <CODE>static long</CODE></FONT></TD> |
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| 321 | <TD><CODE><B>FileInputFormat.</B><B><A HREF="../../../../../org/apache/hadoop/mapreduce/lib/input/FileInputFormat.html#getMinSplitSize(org.apache.hadoop.mapreduce.JobContext)">getMinSplitSize</A></B>(<A HREF="../../../../../org/apache/hadoop/mapreduce/JobContext.html" title="class in org.apache.hadoop.mapreduce">JobContext</A> job)</CODE> |
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| 322 | |
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| 323 | <BR> |
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| 324 | Get the minimum split size</TD> |
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| 325 | </TR> |
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| 326 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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| 327 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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| 328 | <CODE> <A HREF="http://java.sun.com/javase/6/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</A><<A HREF="../../../../../org/apache/hadoop/mapreduce/InputSplit.html" title="class in org.apache.hadoop.mapreduce">InputSplit</A>></CODE></FONT></TD> |
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| 329 | <TD><CODE><B>FileInputFormat.</B><B><A HREF="../../../../../org/apache/hadoop/mapreduce/lib/input/FileInputFormat.html#getSplits(org.apache.hadoop.mapreduce.JobContext)">getSplits</A></B>(<A HREF="../../../../../org/apache/hadoop/mapreduce/JobContext.html" title="class in org.apache.hadoop.mapreduce">JobContext</A> job)</CODE> |
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| 330 | |
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| 331 | <BR> |
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| 332 | Generate the list of files and make them into FileSplits.</TD> |
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| 333 | </TR> |
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| 334 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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| 335 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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| 336 | <CODE>protected boolean</CODE></FONT></TD> |
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| 337 | <TD><CODE><B>TextInputFormat.</B><B><A HREF="../../../../../org/apache/hadoop/mapreduce/lib/input/TextInputFormat.html#isSplitable(org.apache.hadoop.mapreduce.JobContext, org.apache.hadoop.fs.Path)">isSplitable</A></B>(<A HREF="../../../../../org/apache/hadoop/mapreduce/JobContext.html" title="class in org.apache.hadoop.mapreduce">JobContext</A> context, |
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| 338 | <A HREF="../../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</A> file)</CODE> |
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| 339 | |
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| 340 | <BR> |
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| 341 | </TD> |
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| 342 | </TR> |
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| 343 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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| 344 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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| 345 | <CODE>protected boolean</CODE></FONT></TD> |
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| 346 | <TD><CODE><B>FileInputFormat.</B><B><A HREF="../../../../../org/apache/hadoop/mapreduce/lib/input/FileInputFormat.html#isSplitable(org.apache.hadoop.mapreduce.JobContext, org.apache.hadoop.fs.Path)">isSplitable</A></B>(<A HREF="../../../../../org/apache/hadoop/mapreduce/JobContext.html" title="class in org.apache.hadoop.mapreduce">JobContext</A> context, |
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| 347 | <A HREF="../../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</A> filename)</CODE> |
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| 348 | |
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| 349 | <BR> |
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| 350 | Is the given filename splitable? Usually, true, but if the file is |
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| 351 | stream compressed, it will not be.</TD> |
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| 352 | </TR> |
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| 353 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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| 354 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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| 355 | <CODE>protected <A HREF="http://java.sun.com/javase/6/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</A><<A HREF="../../../../../org/apache/hadoop/fs/FileStatus.html" title="class in org.apache.hadoop.fs">FileStatus</A>></CODE></FONT></TD> |
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| 356 | <TD><CODE><B>SequenceFileInputFormat.</B><B><A HREF="../../../../../org/apache/hadoop/mapreduce/lib/input/SequenceFileInputFormat.html#listStatus(org.apache.hadoop.mapreduce.JobContext)">listStatus</A></B>(<A HREF="../../../../../org/apache/hadoop/mapreduce/JobContext.html" title="class in org.apache.hadoop.mapreduce">JobContext</A> job)</CODE> |
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| 357 | |
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| 358 | <BR> |
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| 359 | </TD> |
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| 360 | </TR> |
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| 361 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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| 362 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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| 363 | <CODE>protected <A HREF="http://java.sun.com/javase/6/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</A><<A HREF="../../../../../org/apache/hadoop/fs/FileStatus.html" title="class in org.apache.hadoop.fs">FileStatus</A>></CODE></FONT></TD> |
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| 364 | <TD><CODE><B>FileInputFormat.</B><B><A HREF="../../../../../org/apache/hadoop/mapreduce/lib/input/FileInputFormat.html#listStatus(org.apache.hadoop.mapreduce.JobContext)">listStatus</A></B>(<A HREF="../../../../../org/apache/hadoop/mapreduce/JobContext.html" title="class in org.apache.hadoop.mapreduce">JobContext</A> job)</CODE> |
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| 365 | |
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| 366 | <BR> |
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| 367 | List input directories.</TD> |
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| 368 | </TR> |
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| 369 | </TABLE> |
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| 370 | |
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| 371 | <P> |
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| 372 | <A NAME="org.apache.hadoop.mapreduce.lib.map"><!-- --></A> |
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| 373 | <TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> |
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| 374 | <TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"> |
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| 375 | <TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2"> |
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| 376 | Uses of <A HREF="../../../../../org/apache/hadoop/mapreduce/JobContext.html" title="class in org.apache.hadoop.mapreduce">JobContext</A> in <A HREF="../../../../../org/apache/hadoop/mapreduce/lib/map/package-summary.html">org.apache.hadoop.mapreduce.lib.map</A></FONT></TH> |
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| 377 | </TR> |
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| 378 | </TABLE> |
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| 379 | |
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| 380 | <P> |
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| 381 | |
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| 382 | <TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> |
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| 383 | <TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor"> |
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| 384 | <TH ALIGN="left" COLSPAN="2">Methods in <A HREF="../../../../../org/apache/hadoop/mapreduce/lib/map/package-summary.html">org.apache.hadoop.mapreduce.lib.map</A> with parameters of type <A HREF="../../../../../org/apache/hadoop/mapreduce/JobContext.html" title="class in org.apache.hadoop.mapreduce">JobContext</A></FONT></TH> |
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| 385 | </TR> |
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| 386 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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| 387 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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| 388 | <CODE>static |
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| 389 | <TABLE BORDER="0" CELLPADDING="0" CELLSPACING="0" SUMMARY=""> |
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| 390 | <TR ALIGN="right" VALIGN=""> |
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| 391 | <TD NOWRAP><FONT SIZE="-1"> |
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| 392 | <CODE><K1,V1,K2,V2> |
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| 393 | <BR> |
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| 394 | <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><<A HREF="../../../../../org/apache/hadoop/mapreduce/Mapper.html" title="class in org.apache.hadoop.mapreduce">Mapper</A><K1,V1,K2,V2>></CODE></FONT></TD> |
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| 395 | </TR> |
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| 396 | </TABLE> |
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| 397 | </CODE></FONT></TD> |
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| 398 | <TD><CODE><B>MultithreadedMapper.</B><B><A HREF="../../../../../org/apache/hadoop/mapreduce/lib/map/MultithreadedMapper.html#getMapperClass(org.apache.hadoop.mapreduce.JobContext)">getMapperClass</A></B>(<A HREF="../../../../../org/apache/hadoop/mapreduce/JobContext.html" title="class in org.apache.hadoop.mapreduce">JobContext</A> job)</CODE> |
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| 399 | |
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| 400 | <BR> |
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| 401 | Get the application's mapper class.</TD> |
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| 402 | </TR> |
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| 403 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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| 404 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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| 405 | <CODE>static int</CODE></FONT></TD> |
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| 406 | <TD><CODE><B>MultithreadedMapper.</B><B><A HREF="../../../../../org/apache/hadoop/mapreduce/lib/map/MultithreadedMapper.html#getNumberOfThreads(org.apache.hadoop.mapreduce.JobContext)">getNumberOfThreads</A></B>(<A HREF="../../../../../org/apache/hadoop/mapreduce/JobContext.html" title="class in org.apache.hadoop.mapreduce">JobContext</A> job)</CODE> |
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| 407 | |
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| 408 | <BR> |
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| 409 | The number of threads in the thread pool that will run the map function.</TD> |
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| 410 | </TR> |
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| 411 | </TABLE> |
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| 412 | |
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| 413 | <P> |
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| 414 | <A NAME="org.apache.hadoop.mapreduce.lib.output"><!-- --></A> |
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| 415 | <TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> |
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| 416 | <TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"> |
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| 417 | <TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2"> |
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| 418 | Uses of <A HREF="../../../../../org/apache/hadoop/mapreduce/JobContext.html" title="class in org.apache.hadoop.mapreduce">JobContext</A> in <A HREF="../../../../../org/apache/hadoop/mapreduce/lib/output/package-summary.html">org.apache.hadoop.mapreduce.lib.output</A></FONT></TH> |
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| 419 | </TR> |
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| 420 | </TABLE> |
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| 421 | |
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| 422 | <P> |
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| 423 | |
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| 424 | <TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> |
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| 425 | <TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor"> |
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| 426 | <TH ALIGN="left" COLSPAN="2">Methods in <A HREF="../../../../../org/apache/hadoop/mapreduce/lib/output/package-summary.html">org.apache.hadoop.mapreduce.lib.output</A> with parameters of type <A HREF="../../../../../org/apache/hadoop/mapreduce/JobContext.html" title="class in org.apache.hadoop.mapreduce">JobContext</A></FONT></TH> |
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| 427 | </TR> |
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| 428 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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| 429 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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| 430 | <CODE> void</CODE></FONT></TD> |
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| 431 | <TD><CODE><B>NullOutputFormat.</B><B><A HREF="../../../../../org/apache/hadoop/mapreduce/lib/output/NullOutputFormat.html#checkOutputSpecs(org.apache.hadoop.mapreduce.JobContext)">checkOutputSpecs</A></B>(<A HREF="../../../../../org/apache/hadoop/mapreduce/JobContext.html" title="class in org.apache.hadoop.mapreduce">JobContext</A> context)</CODE> |
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| 432 | |
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| 433 | <BR> |
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| 434 | </TD> |
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| 435 | </TR> |
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| 436 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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| 437 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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| 438 | <CODE> void</CODE></FONT></TD> |
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| 439 | <TD><CODE><B>FileOutputFormat.</B><B><A HREF="../../../../../org/apache/hadoop/mapreduce/lib/output/FileOutputFormat.html#checkOutputSpecs(org.apache.hadoop.mapreduce.JobContext)">checkOutputSpecs</A></B>(<A HREF="../../../../../org/apache/hadoop/mapreduce/JobContext.html" title="class in org.apache.hadoop.mapreduce">JobContext</A> job)</CODE> |
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| 440 | |
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| 441 | <BR> |
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| 442 | </TD> |
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| 443 | </TR> |
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| 444 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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| 445 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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| 446 | <CODE> void</CODE></FONT></TD> |
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| 447 | <TD><CODE><B>FileOutputCommitter.</B><B><A HREF="../../../../../org/apache/hadoop/mapreduce/lib/output/FileOutputCommitter.html#cleanupJob(org.apache.hadoop.mapreduce.JobContext)">cleanupJob</A></B>(<A HREF="../../../../../org/apache/hadoop/mapreduce/JobContext.html" title="class in org.apache.hadoop.mapreduce">JobContext</A> context)</CODE> |
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| 448 | |
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| 449 | <BR> |
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| 450 | Delete the temporary directory, including all of the work directories.</TD> |
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| 451 | </TR> |
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| 452 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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| 453 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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| 454 | <CODE>static boolean</CODE></FONT></TD> |
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| 455 | <TD><CODE><B>FileOutputFormat.</B><B><A HREF="../../../../../org/apache/hadoop/mapreduce/lib/output/FileOutputFormat.html#getCompressOutput(org.apache.hadoop.mapreduce.JobContext)">getCompressOutput</A></B>(<A HREF="../../../../../org/apache/hadoop/mapreduce/JobContext.html" title="class in org.apache.hadoop.mapreduce">JobContext</A> job)</CODE> |
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| 456 | |
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| 457 | <BR> |
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| 458 | Is the job output compressed?</TD> |
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| 459 | </TR> |
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| 460 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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| 461 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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| 462 | <CODE>static <A HREF="../../../../../org/apache/hadoop/io/SequenceFile.CompressionType.html" title="enum in org.apache.hadoop.io">SequenceFile.CompressionType</A></CODE></FONT></TD> |
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| 463 | <TD><CODE><B>SequenceFileOutputFormat.</B><B><A HREF="../../../../../org/apache/hadoop/mapreduce/lib/output/SequenceFileOutputFormat.html#getOutputCompressionType(org.apache.hadoop.mapreduce.JobContext)">getOutputCompressionType</A></B>(<A HREF="../../../../../org/apache/hadoop/mapreduce/JobContext.html" title="class in org.apache.hadoop.mapreduce">JobContext</A> job)</CODE> |
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| 464 | |
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| 465 | <BR> |
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| 466 | Get the <A HREF="../../../../../org/apache/hadoop/io/SequenceFile.CompressionType.html" title="enum in org.apache.hadoop.io"><CODE>SequenceFile.CompressionType</CODE></A> for the output <A HREF="../../../../../org/apache/hadoop/io/SequenceFile.html" title="class in org.apache.hadoop.io"><CODE>SequenceFile</CODE></A>.</TD> |
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| 467 | </TR> |
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| 468 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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| 469 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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| 470 | <CODE>static <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><? extends <A HREF="../../../../../org/apache/hadoop/io/compress/CompressionCodec.html" title="interface in org.apache.hadoop.io.compress">CompressionCodec</A>></CODE></FONT></TD> |
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| 471 | <TD><CODE><B>FileOutputFormat.</B><B><A HREF="../../../../../org/apache/hadoop/mapreduce/lib/output/FileOutputFormat.html#getOutputCompressorClass(org.apache.hadoop.mapreduce.JobContext, java.lang.Class)">getOutputCompressorClass</A></B>(<A HREF="../../../../../org/apache/hadoop/mapreduce/JobContext.html" title="class in org.apache.hadoop.mapreduce">JobContext</A> job, |
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| 472 | <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><? extends <A HREF="../../../../../org/apache/hadoop/io/compress/CompressionCodec.html" title="interface in org.apache.hadoop.io.compress">CompressionCodec</A>> defaultValue)</CODE> |
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| 473 | |
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| 474 | <BR> |
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| 475 | Get the <A HREF="../../../../../org/apache/hadoop/io/compress/CompressionCodec.html" title="interface in org.apache.hadoop.io.compress"><CODE>CompressionCodec</CODE></A> for compressing the job outputs.</TD> |
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| 476 | </TR> |
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| 477 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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| 478 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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| 479 | <CODE>static <A HREF="../../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</A></CODE></FONT></TD> |
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| 480 | <TD><CODE><B>FileOutputFormat.</B><B><A HREF="../../../../../org/apache/hadoop/mapreduce/lib/output/FileOutputFormat.html#getOutputPath(org.apache.hadoop.mapreduce.JobContext)">getOutputPath</A></B>(<A HREF="../../../../../org/apache/hadoop/mapreduce/JobContext.html" title="class in org.apache.hadoop.mapreduce">JobContext</A> job)</CODE> |
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| 481 | |
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| 482 | <BR> |
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| 483 | Get the <A HREF="../../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs"><CODE>Path</CODE></A> to the output directory for the map-reduce job.</TD> |
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| 484 | </TR> |
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| 485 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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| 486 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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| 487 | <CODE> void</CODE></FONT></TD> |
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| 488 | <TD><CODE><B>FileOutputCommitter.</B><B><A HREF="../../../../../org/apache/hadoop/mapreduce/lib/output/FileOutputCommitter.html#setupJob(org.apache.hadoop.mapreduce.JobContext)">setupJob</A></B>(<A HREF="../../../../../org/apache/hadoop/mapreduce/JobContext.html" title="class in org.apache.hadoop.mapreduce">JobContext</A> context)</CODE> |
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| 489 | |
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| 490 | <BR> |
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| 491 | Create the temporary directory that is the root of all of the task |
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| 492 | work directories.</TD> |
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| 493 | </TR> |
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| 494 | </TABLE> |
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| 495 | |
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| 496 | <P> |
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| 497 | <HR> |
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| 498 | |
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| 499 | |
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| 506 | <A NAME="navbar_bottom_firstrow"><!-- --></A> |
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| 507 | <TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3" SUMMARY=""> |
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| 511 | <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../../org/apache/hadoop/mapreduce/JobContext.html" title="class in org.apache.hadoop.mapreduce"><FONT CLASS="NavBarFont1"><B>Class</B></FONT></A> </TD> |
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| 512 | <TD BGCOLOR="#FFFFFF" CLASS="NavBarCell1Rev"> <FONT CLASS="NavBarFont1Rev"><B>Use</B></FONT> </TD> |
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