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91org.apache.hadoop.mapred.lib</FONT>
92<BR>
93Interface InputSampler.Sampler&lt;K,V&gt;</H2>
94<DL>
95<DT><B>All Known Implementing Classes:</B> <DD><A HREF="../../../../../org/apache/hadoop/mapred/lib/InputSampler.IntervalSampler.html" title="class in org.apache.hadoop.mapred.lib">InputSampler.IntervalSampler</A>, <A HREF="../../../../../org/apache/hadoop/mapred/lib/InputSampler.RandomSampler.html" title="class in org.apache.hadoop.mapred.lib">InputSampler.RandomSampler</A>, <A HREF="../../../../../org/apache/hadoop/mapred/lib/InputSampler.SplitSampler.html" title="class in org.apache.hadoop.mapred.lib">InputSampler.SplitSampler</A></DD>
96</DL>
97<DL>
98<DT><B>Enclosing class:</B><DD><A HREF="../../../../../org/apache/hadoop/mapred/lib/InputSampler.html" title="class in org.apache.hadoop.mapred.lib">InputSampler</A>&lt;<A HREF="../../../../../org/apache/hadoop/mapred/lib/InputSampler.html" title="type parameter in InputSampler">K</A>,<A HREF="../../../../../org/apache/hadoop/mapred/lib/InputSampler.html" title="type parameter in InputSampler">V</A>&gt;</DD>
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101<DL>
102<DT><PRE>public static interface <B>InputSampler.Sampler&lt;K,V&gt;</B></DL>
103</PRE>
104
105<P>
106Interface to sample using an <A HREF="../../../../../org/apache/hadoop/mapred/InputFormat.html" title="interface in org.apache.hadoop.mapred"><CODE>InputFormat</CODE></A>.
107<P>
108
109<P>
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111
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120<B>Method Summary</B></FONT></TH>
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123<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
124<CODE>&nbsp;<A HREF="../../../../../org/apache/hadoop/mapred/lib/InputSampler.Sampler.html" title="type parameter in InputSampler.Sampler">K</A>[]</CODE></FONT></TD>
125<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/mapred/lib/InputSampler.Sampler.html#getSample(org.apache.hadoop.mapred.InputFormat, org.apache.hadoop.mapred.JobConf)">getSample</A></B>(<A HREF="../../../../../org/apache/hadoop/mapred/InputFormat.html" title="interface in org.apache.hadoop.mapred">InputFormat</A>&lt;<A HREF="../../../../../org/apache/hadoop/mapred/lib/InputSampler.Sampler.html" title="type parameter in InputSampler.Sampler">K</A>,<A HREF="../../../../../org/apache/hadoop/mapred/lib/InputSampler.Sampler.html" title="type parameter in InputSampler.Sampler">V</A>&gt;&nbsp;inf,
126          <A HREF="../../../../../org/apache/hadoop/mapred/JobConf.html" title="class in org.apache.hadoop.mapred">JobConf</A>&nbsp;job)</CODE>
127
128<BR>
129&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;For a given job, collect and return a subset of the keys from the
130 input data.</TD>
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146<A NAME="getSample(org.apache.hadoop.mapred.InputFormat, org.apache.hadoop.mapred.JobConf)"><!-- --></A><H3>
147getSample</H3>
148<PRE>
149<A HREF="../../../../../org/apache/hadoop/mapred/lib/InputSampler.Sampler.html" title="type parameter in InputSampler.Sampler">K</A>[] <B>getSample</B>(<A HREF="../../../../../org/apache/hadoop/mapred/InputFormat.html" title="interface in org.apache.hadoop.mapred">InputFormat</A>&lt;<A HREF="../../../../../org/apache/hadoop/mapred/lib/InputSampler.Sampler.html" title="type parameter in InputSampler.Sampler">K</A>,<A HREF="../../../../../org/apache/hadoop/mapred/lib/InputSampler.Sampler.html" title="type parameter in InputSampler.Sampler">V</A>&gt;&nbsp;inf,
150              <A HREF="../../../../../org/apache/hadoop/mapred/JobConf.html" title="class in org.apache.hadoop.mapred">JobConf</A>&nbsp;job)
151              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>
152<DL>
153<DD>For a given job, collect and return a subset of the keys from the
154 input data.
155<P>
156<DD><DL>
157
158<DT><B>Throws:</B>
159<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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