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7 | SequenceFileInputFormat (Hadoop 0.20.1 API) |
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79 | SUMMARY: NESTED | <A HREF="#fields_inherited_from_class_org.apache.hadoop.mapred.FileInputFormat">FIELD</A> | <A HREF="#constructor_summary">CONSTR</A> | <A HREF="#method_summary">METHOD</A></FONT></TD> |
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89 | <H2> |
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91 | org.apache.hadoop.mapred</FONT> |
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92 | <BR> |
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93 | Class SequenceFileInputFormat<K,V></H2> |
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94 | <PRE> |
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95 | <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">java.lang.Object</A> |
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96 | <IMG SRC="../../../../resources/inherit.gif" ALT="extended by "><A HREF="../../../../org/apache/hadoop/mapred/FileInputFormat.html" title="class in org.apache.hadoop.mapred">org.apache.hadoop.mapred.FileInputFormat</A><K,V> |
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97 | <IMG SRC="../../../../resources/inherit.gif" ALT="extended by "><B>org.apache.hadoop.mapred.SequenceFileInputFormat<K,V></B> |
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98 | </PRE> |
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99 | <DL> |
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100 | <DT><B>All Implemented Interfaces:</B> <DD><A HREF="../../../../org/apache/hadoop/mapred/InputFormat.html" title="interface in org.apache.hadoop.mapred">InputFormat</A><K,V></DD> |
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101 | </DL> |
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102 | <DL> |
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103 | <DT><B>Direct Known Subclasses:</B> <DD><A HREF="../../../../org/apache/hadoop/mapred/SequenceFileAsBinaryInputFormat.html" title="class in org.apache.hadoop.mapred">SequenceFileAsBinaryInputFormat</A>, <A HREF="../../../../org/apache/hadoop/mapred/SequenceFileAsTextInputFormat.html" title="class in org.apache.hadoop.mapred">SequenceFileAsTextInputFormat</A>, <A HREF="../../../../org/apache/hadoop/mapred/SequenceFileInputFilter.html" title="class in org.apache.hadoop.mapred">SequenceFileInputFilter</A></DD> |
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104 | </DL> |
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105 | <HR> |
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106 | <B>Deprecated.</B> <I>Use |
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107 | <A HREF="../../../../org/apache/hadoop/mapreduce/lib/input/SequenceFileInputFormat.html" title="class in org.apache.hadoop.mapreduce.lib.input"><CODE>SequenceFileInputFormat</CODE></A> |
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108 | instead.</I> |
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109 | <P> |
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110 | <DL> |
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111 | <DT><PRE><FONT SIZE="-1"><A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Deprecated.html?is-external=true" title="class or interface in java.lang">@Deprecated</A> |
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112 | </FONT>public class <B>SequenceFileInputFormat<K,V></B><DT>extends <A HREF="../../../../org/apache/hadoop/mapred/FileInputFormat.html" title="class in org.apache.hadoop.mapred">FileInputFormat</A><K,V></DL> |
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113 | </PRE> |
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114 | |
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115 | <P> |
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116 | An <A HREF="../../../../org/apache/hadoop/mapred/InputFormat.html" title="interface in org.apache.hadoop.mapred"><CODE>InputFormat</CODE></A> for <A HREF="../../../../org/apache/hadoop/io/SequenceFile.html" title="class in org.apache.hadoop.io"><CODE>SequenceFile</CODE></A>s. |
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117 | <P> |
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118 | |
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129 | <B>Field Summary</B></FONT></TH> |
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130 | </TR> |
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131 | </TABLE> |
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132 | <A NAME="fields_inherited_from_class_org.apache.hadoop.mapred.FileInputFormat"><!-- --></A> |
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133 | <TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> |
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134 | <TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"> |
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135 | <TH ALIGN="left"><B>Fields inherited from class org.apache.hadoop.mapred.<A HREF="../../../../org/apache/hadoop/mapred/FileInputFormat.html" title="class in org.apache.hadoop.mapred">FileInputFormat</A></B></TH> |
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136 | </TR> |
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137 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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138 | <TD><CODE><A HREF="../../../../org/apache/hadoop/mapred/FileInputFormat.html#LOG">LOG</A></CODE></TD> |
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139 | </TR> |
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140 | </TABLE> |
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141 | |
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142 | <!-- ======== CONSTRUCTOR SUMMARY ======== --> |
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143 | |
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148 | <B>Constructor Summary</B></FONT></TH> |
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149 | </TR> |
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150 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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151 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/SequenceFileInputFormat.html#SequenceFileInputFormat()">SequenceFileInputFormat</A></B>()</CODE> |
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152 | |
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153 | <BR> |
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154 | <B>Deprecated.</B> </TD> |
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155 | </TR> |
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156 | </TABLE> |
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157 | |
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158 | <!-- ========== METHOD SUMMARY =========== --> |
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159 | |
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164 | <B>Method Summary</B></FONT></TH> |
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165 | </TR> |
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166 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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167 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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168 | <CODE> <A HREF="../../../../org/apache/hadoop/mapred/RecordReader.html" title="interface in org.apache.hadoop.mapred">RecordReader</A><<A HREF="../../../../org/apache/hadoop/mapred/SequenceFileInputFormat.html" title="type parameter in SequenceFileInputFormat">K</A>,<A HREF="../../../../org/apache/hadoop/mapred/SequenceFileInputFormat.html" title="type parameter in SequenceFileInputFormat">V</A>></CODE></FONT></TD> |
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169 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/SequenceFileInputFormat.html#getRecordReader(org.apache.hadoop.mapred.InputSplit, org.apache.hadoop.mapred.JobConf, org.apache.hadoop.mapred.Reporter)">getRecordReader</A></B>(<A HREF="../../../../org/apache/hadoop/mapred/InputSplit.html" title="interface in org.apache.hadoop.mapred">InputSplit</A> split, |
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170 | <A HREF="../../../../org/apache/hadoop/mapred/JobConf.html" title="class in org.apache.hadoop.mapred">JobConf</A> job, |
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171 | <A HREF="../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A> reporter)</CODE> |
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172 | |
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173 | <BR> |
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174 | <B>Deprecated.</B> Get the <A HREF="../../../../org/apache/hadoop/mapred/RecordReader.html" title="interface in org.apache.hadoop.mapred"><CODE>RecordReader</CODE></A> for the given <A HREF="../../../../org/apache/hadoop/mapred/InputSplit.html" title="interface in org.apache.hadoop.mapred"><CODE>InputSplit</CODE></A>.</TD> |
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175 | </TR> |
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176 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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177 | <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> |
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178 | <CODE>protected <A HREF="../../../../org/apache/hadoop/fs/FileStatus.html" title="class in org.apache.hadoop.fs">FileStatus</A>[]</CODE></FONT></TD> |
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179 | <TD><CODE><B><A HREF="../../../../org/apache/hadoop/mapred/SequenceFileInputFormat.html#listStatus(org.apache.hadoop.mapred.JobConf)">listStatus</A></B>(<A HREF="../../../../org/apache/hadoop/mapred/JobConf.html" title="class in org.apache.hadoop.mapred">JobConf</A> job)</CODE> |
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180 | |
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181 | <BR> |
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182 | <B>Deprecated.</B> List input directories.</TD> |
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183 | </TR> |
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184 | </TABLE> |
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185 | <A NAME="methods_inherited_from_class_org.apache.hadoop.mapred.FileInputFormat"><!-- --></A> |
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186 | <TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> |
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187 | <TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"> |
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188 | <TH ALIGN="left"><B>Methods inherited from class org.apache.hadoop.mapred.<A HREF="../../../../org/apache/hadoop/mapred/FileInputFormat.html" title="class in org.apache.hadoop.mapred">FileInputFormat</A></B></TH> |
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189 | </TR> |
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190 | <TR BGCOLOR="white" CLASS="TableRowColor"> |
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191 | <TD><CODE><A HREF="../../../../org/apache/hadoop/mapred/FileInputFormat.html#addInputPath(org.apache.hadoop.mapred.JobConf, org.apache.hadoop.fs.Path)">addInputPath</A>, <A HREF="../../../../org/apache/hadoop/mapred/FileInputFormat.html#addInputPaths(org.apache.hadoop.mapred.JobConf, java.lang.String)">addInputPaths</A>, <A HREF="../../../../org/apache/hadoop/mapred/FileInputFormat.html#computeSplitSize(long, long, long)">computeSplitSize</A>, <A HREF="../../../../org/apache/hadoop/mapred/FileInputFormat.html#getBlockIndex(org.apache.hadoop.fs.BlockLocation[], long)">getBlockIndex</A>, <A HREF="../../../../org/apache/hadoop/mapred/FileInputFormat.html#getInputPathFilter(org.apache.hadoop.mapred.JobConf)">getInputPathFilter</A>, <A HREF="../../../../org/apache/hadoop/mapred/FileInputFormat.html#getInputPaths(org.apache.hadoop.mapred.JobConf)">getInputPaths</A>, <A HREF="../../../../org/apache/hadoop/mapred/FileInputFormat.html#getSplitHosts(org.apache.hadoop.fs.BlockLocation[], long, long, org.apache.hadoop.net.NetworkTopology)">getSplitHosts</A>, <A HREF="../../../../org/apache/hadoop/mapred/FileInputFormat.html#getSplits(org.apache.hadoop.mapred.JobConf, int)">getSplits</A>, <A HREF="../../../../org/apache/hadoop/mapred/FileInputFormat.html#isSplitable(org.apache.hadoop.fs.FileSystem, org.apache.hadoop.fs.Path)">isSplitable</A>, <A HREF="../../../../org/apache/hadoop/mapred/FileInputFormat.html#setInputPathFilter(org.apache.hadoop.mapred.JobConf, java.lang.Class)">setInputPathFilter</A>, <A HREF="../../../../org/apache/hadoop/mapred/FileInputFormat.html#setInputPaths(org.apache.hadoop.mapred.JobConf, org.apache.hadoop.fs.Path...)">setInputPaths</A>, <A HREF="../../../../org/apache/hadoop/mapred/FileInputFormat.html#setInputPaths(org.apache.hadoop.mapred.JobConf, java.lang.String)">setInputPaths</A>, <A HREF="../../../../org/apache/hadoop/mapred/FileInputFormat.html#setMinSplitSize(long)">setMinSplitSize</A></CODE></TD> |
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192 | </TR> |
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193 | </TABLE> |
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194 | <A NAME="methods_inherited_from_class_java.lang.Object"><!-- --></A> |
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196 | <TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"> |
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197 | <TH ALIGN="left"><B>Methods inherited from class java.lang.<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></B></TH> |
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201 | </TR> |
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202 | </TABLE> |
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203 | |
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204 | <P> |
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205 | |
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206 | <!-- ========= CONSTRUCTOR DETAIL ======== --> |
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207 | |
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208 | <A NAME="constructor_detail"><!-- --></A> |
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209 | <TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> |
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210 | <TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"> |
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211 | <TH ALIGN="left" COLSPAN="1"><FONT SIZE="+2"> |
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212 | <B>Constructor Detail</B></FONT></TH> |
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213 | </TR> |
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214 | </TABLE> |
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215 | |
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216 | <A NAME="SequenceFileInputFormat()"><!-- --></A><H3> |
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217 | SequenceFileInputFormat</H3> |
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218 | <PRE> |
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219 | public <B>SequenceFileInputFormat</B>()</PRE> |
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220 | <DL> |
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221 | <DD><B>Deprecated.</B> </DL> |
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222 | |
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223 | <!-- ============ METHOD DETAIL ========== --> |
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224 | |
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225 | <A NAME="method_detail"><!-- --></A> |
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227 | <TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"> |
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228 | <TH ALIGN="left" COLSPAN="1"><FONT SIZE="+2"> |
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229 | <B>Method Detail</B></FONT></TH> |
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230 | </TR> |
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231 | </TABLE> |
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232 | |
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233 | <A NAME="listStatus(org.apache.hadoop.mapred.JobConf)"><!-- --></A><H3> |
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234 | listStatus</H3> |
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235 | <PRE> |
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236 | protected <A HREF="../../../../org/apache/hadoop/fs/FileStatus.html" title="class in org.apache.hadoop.fs">FileStatus</A>[] <B>listStatus</B>(<A HREF="../../../../org/apache/hadoop/mapred/JobConf.html" title="class in org.apache.hadoop.mapred">JobConf</A> job) |
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237 | throws <A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></PRE> |
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238 | <DL> |
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239 | <DD><B>Deprecated.</B> <DD><B>Description copied from class: <CODE><A HREF="../../../../org/apache/hadoop/mapred/FileInputFormat.html#listStatus(org.apache.hadoop.mapred.JobConf)">FileInputFormat</A></CODE></B></DD> |
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240 | <DD>List input directories. |
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241 | Subclasses may override to, e.g., select only files matching a regular |
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242 | expression. |
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243 | <P> |
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244 | <DD><DL> |
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245 | <DT><B>Overrides:</B><DD><CODE><A HREF="../../../../org/apache/hadoop/mapred/FileInputFormat.html#listStatus(org.apache.hadoop.mapred.JobConf)">listStatus</A></CODE> in class <CODE><A HREF="../../../../org/apache/hadoop/mapred/FileInputFormat.html" title="class in org.apache.hadoop.mapred">FileInputFormat</A><<A HREF="../../../../org/apache/hadoop/mapred/SequenceFileInputFormat.html" title="type parameter in SequenceFileInputFormat">K</A>,<A HREF="../../../../org/apache/hadoop/mapred/SequenceFileInputFormat.html" title="type parameter in SequenceFileInputFormat">V</A>></CODE></DL> |
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246 | </DD> |
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247 | <DD><DL> |
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248 | <DT><B>Parameters:</B><DD><CODE>job</CODE> - the job to list input paths for |
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249 | <DT><B>Returns:</B><DD>array of FileStatus objects |
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250 | <DT><B>Throws:</B> |
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251 | <DD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></CODE> - if zero items.</DL> |
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252 | </DD> |
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253 | </DL> |
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254 | <HR> |
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255 | |
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256 | <A NAME="getRecordReader(org.apache.hadoop.mapred.InputSplit, org.apache.hadoop.mapred.JobConf, org.apache.hadoop.mapred.Reporter)"><!-- --></A><H3> |
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257 | getRecordReader</H3> |
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258 | <PRE> |
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259 | public <A HREF="../../../../org/apache/hadoop/mapred/RecordReader.html" title="interface in org.apache.hadoop.mapred">RecordReader</A><<A HREF="../../../../org/apache/hadoop/mapred/SequenceFileInputFormat.html" title="type parameter in SequenceFileInputFormat">K</A>,<A HREF="../../../../org/apache/hadoop/mapred/SequenceFileInputFormat.html" title="type parameter in SequenceFileInputFormat">V</A>> <B>getRecordReader</B>(<A HREF="../../../../org/apache/hadoop/mapred/InputSplit.html" title="interface in org.apache.hadoop.mapred">InputSplit</A> split, |
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260 | <A HREF="../../../../org/apache/hadoop/mapred/JobConf.html" title="class in org.apache.hadoop.mapred">JobConf</A> job, |
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261 | <A HREF="../../../../org/apache/hadoop/mapred/Reporter.html" title="interface in org.apache.hadoop.mapred">Reporter</A> reporter) |
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262 | throws <A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></PRE> |
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263 | <DL> |
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264 | <DD><B>Deprecated.</B> <DD><B>Description copied from interface: <CODE><A HREF="../../../../org/apache/hadoop/mapred/InputFormat.html#getRecordReader(org.apache.hadoop.mapred.InputSplit, org.apache.hadoop.mapred.JobConf, org.apache.hadoop.mapred.Reporter)">InputFormat</A></CODE></B></DD> |
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265 | <DD>Get the <A HREF="../../../../org/apache/hadoop/mapred/RecordReader.html" title="interface in org.apache.hadoop.mapred"><CODE>RecordReader</CODE></A> for the given <A HREF="../../../../org/apache/hadoop/mapred/InputSplit.html" title="interface in org.apache.hadoop.mapred"><CODE>InputSplit</CODE></A>. |
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266 | |
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267 | <p>It is the responsibility of the <code>RecordReader</code> to respect |
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268 | record boundaries while processing the logical split to present a |
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269 | record-oriented view to the individual task.</p> |
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270 | <P> |
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271 | <DD><DL> |
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272 | <DT><B>Specified by:</B><DD><CODE><A HREF="../../../../org/apache/hadoop/mapred/InputFormat.html#getRecordReader(org.apache.hadoop.mapred.InputSplit, org.apache.hadoop.mapred.JobConf, org.apache.hadoop.mapred.Reporter)">getRecordReader</A></CODE> in interface <CODE><A HREF="../../../../org/apache/hadoop/mapred/InputFormat.html" title="interface in org.apache.hadoop.mapred">InputFormat</A><<A HREF="../../../../org/apache/hadoop/mapred/SequenceFileInputFormat.html" title="type parameter in SequenceFileInputFormat">K</A>,<A HREF="../../../../org/apache/hadoop/mapred/SequenceFileInputFormat.html" title="type parameter in SequenceFileInputFormat">V</A>></CODE><DT><B>Specified by:</B><DD><CODE><A HREF="../../../../org/apache/hadoop/mapred/FileInputFormat.html#getRecordReader(org.apache.hadoop.mapred.InputSplit, org.apache.hadoop.mapred.JobConf, org.apache.hadoop.mapred.Reporter)">getRecordReader</A></CODE> in class <CODE><A HREF="../../../../org/apache/hadoop/mapred/FileInputFormat.html" title="class in org.apache.hadoop.mapred">FileInputFormat</A><<A HREF="../../../../org/apache/hadoop/mapred/SequenceFileInputFormat.html" title="type parameter in SequenceFileInputFormat">K</A>,<A HREF="../../../../org/apache/hadoop/mapred/SequenceFileInputFormat.html" title="type parameter in SequenceFileInputFormat">V</A>></CODE></DL> |
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273 | </DD> |
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274 | <DD><DL> |
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275 | <DT><B>Parameters:</B><DD><CODE>split</CODE> - the <A HREF="../../../../org/apache/hadoop/mapred/InputSplit.html" title="interface in org.apache.hadoop.mapred"><CODE>InputSplit</CODE></A><DD><CODE>job</CODE> - the job that this split belongs to |
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276 | <DT><B>Returns:</B><DD>a <A HREF="../../../../org/apache/hadoop/mapred/RecordReader.html" title="interface in org.apache.hadoop.mapred"><CODE>RecordReader</CODE></A> |
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277 | <DT><B>Throws:</B> |
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278 | <DD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></CODE></DL> |
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