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7IIndexUpdater (Hadoop 0.20.1 API)
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91org.apache.hadoop.contrib.index.mapred</FONT>
92<BR>
93Interface IIndexUpdater</H2>
94<DL>
95<DT><B>All Known Implementing Classes:</B> <DD><A HREF="../../../../../../org/apache/hadoop/contrib/index/mapred/IndexUpdater.html" title="class in org.apache.hadoop.contrib.index.mapred">IndexUpdater</A></DD>
96</DL>
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98<DL>
99<DT><PRE>public interface <B>IIndexUpdater</B></DL>
100</PRE>
101
102<P>
103A class implements an index updater interface should create a Map/Reduce job
104 configuration and run the Map/Reduce job to analyze documents and update
105 Lucene instances in parallel.
106<P>
107
108<P>
109<HR>
110
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123<CODE>&nbsp;void</CODE></FONT></TD>
124<TD><CODE><B><A HREF="../../../../../../org/apache/hadoop/contrib/index/mapred/IIndexUpdater.html#run(org.apache.hadoop.conf.Configuration, org.apache.hadoop.fs.Path[], org.apache.hadoop.fs.Path, int, org.apache.hadoop.contrib.index.mapred.Shard[])">run</A></B>(<A HREF="../../../../../../org/apache/hadoop/conf/Configuration.html" title="class in org.apache.hadoop.conf">Configuration</A>&nbsp;conf,
125    <A HREF="../../../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</A>[]&nbsp;inputPaths,
126    <A HREF="../../../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</A>&nbsp;outputPath,
127    int&nbsp;numMapTasks,
128    <A HREF="../../../../../../org/apache/hadoop/contrib/index/mapred/Shard.html" title="class in org.apache.hadoop.contrib.index.mapred">Shard</A>[]&nbsp;shards)</CODE>
129
130<BR>
131&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Create a Map/Reduce job configuration and run the Map/Reduce job to
132 analyze documents and update Lucene instances in parallel.</TD>
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148<A NAME="run(org.apache.hadoop.conf.Configuration, org.apache.hadoop.fs.Path[], org.apache.hadoop.fs.Path, int, org.apache.hadoop.contrib.index.mapred.Shard[])"><!-- --></A><H3>
149run</H3>
150<PRE>
151void <B>run</B>(<A HREF="../../../../../../org/apache/hadoop/conf/Configuration.html" title="class in org.apache.hadoop.conf">Configuration</A>&nbsp;conf,
152         <A HREF="../../../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</A>[]&nbsp;inputPaths,
153         <A HREF="../../../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</A>&nbsp;outputPath,
154         int&nbsp;numMapTasks,
155         <A HREF="../../../../../../org/apache/hadoop/contrib/index/mapred/Shard.html" title="class in org.apache.hadoop.contrib.index.mapred">Shard</A>[]&nbsp;shards)
156         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>
157<DL>
158<DD>Create a Map/Reduce job configuration and run the Map/Reduce job to
159 analyze documents and update Lucene instances in parallel.
160<P>
161<DD><DL>
162<DT><B>Parameters:</B><DD><CODE>conf</CODE> - <DD><CODE>inputPaths</CODE> - <DD><CODE>outputPath</CODE> - <DD><CODE>numMapTasks</CODE> - <DD><CODE>shards</CODE> -
163<DT><B>Throws:</B>
164<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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