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<h1 title="Package" class="title">Package&nbsp;org.apache.hadoop.mapreduce.lib.input</h1>
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<table class="typeSummary" border="0" cellpadding="3" cellspacing="0" summary="Class Summary table, listing classes, and an explanation">
<caption><span>Class Summary</span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Class</th>
<th class="colLast" scope="col">Description</th>
</tr>
<tbody>
<tr class="altColor">
<td class="colFirst"><a href="../../../../../../org/apache/hadoop/mapreduce/lib/input/CombineFileInputFormat.html" title="class in org.apache.hadoop.mapreduce.lib.input">CombineFileInputFormat</a>&lt;K,V&gt;</td>
<td class="colLast">
<div class="block">An abstract <a href="../../../../../../org/apache/hadoop/mapreduce/InputFormat.html" title="class in org.apache.hadoop.mapreduce"><code>InputFormat</code></a> that returns <a href="../../../../../../org/apache/hadoop/mapreduce/lib/input/CombineFileSplit.html" title="class in org.apache.hadoop.mapreduce.lib.input"><code>CombineFileSplit</code></a>'s in
<a href="../../../../../../org/apache/hadoop/mapreduce/InputFormat.html#getSplits-org.apache.hadoop.mapreduce.JobContext-"><code>InputFormat.getSplits(JobContext)</code></a> method.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><a href="../../../../../../org/apache/hadoop/mapreduce/lib/input/CombineFileRecordReader.html" title="class in org.apache.hadoop.mapreduce.lib.input">CombineFileRecordReader</a>&lt;K,V&gt;</td>
<td class="colLast">
<div class="block">A generic RecordReader that can hand out different recordReaders
for each chunk in a <a href="../../../../../../org/apache/hadoop/mapreduce/lib/input/CombineFileSplit.html" title="class in org.apache.hadoop.mapreduce.lib.input"><code>CombineFileSplit</code></a>.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><a href="../../../../../../org/apache/hadoop/mapreduce/lib/input/CombineFileRecordReaderWrapper.html" title="class in org.apache.hadoop.mapreduce.lib.input">CombineFileRecordReaderWrapper</a>&lt;K,V&gt;</td>
<td class="colLast">
<div class="block">A wrapper class for a record reader that handles a single file split.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><a href="../../../../../../org/apache/hadoop/mapreduce/lib/input/CombineFileSplit.html" title="class in org.apache.hadoop.mapreduce.lib.input">CombineFileSplit</a></td>
<td class="colLast">
<div class="block">A sub-collection of input files.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><a href="../../../../../../org/apache/hadoop/mapreduce/lib/input/CombineSequenceFileInputFormat.html" title="class in org.apache.hadoop.mapreduce.lib.input">CombineSequenceFileInputFormat</a>&lt;K,V&gt;</td>
<td class="colLast">
<div class="block">Input format that is a <code>CombineFileInputFormat</code>-equivalent for
<code>SequenceFileInputFormat</code>.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><a href="../../../../../../org/apache/hadoop/mapreduce/lib/input/CombineTextInputFormat.html" title="class in org.apache.hadoop.mapreduce.lib.input">CombineTextInputFormat</a></td>
<td class="colLast">
<div class="block">Input format that is a <code>CombineFileInputFormat</code>-equivalent for
<code>TextInputFormat</code>.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><a href="../../../../../../org/apache/hadoop/mapreduce/lib/input/FileInputFormat.html" title="class in org.apache.hadoop.mapreduce.lib.input">FileInputFormat</a>&lt;K,V&gt;</td>
<td class="colLast">
<div class="block">A base class for file-based <a href="../../../../../../org/apache/hadoop/mapreduce/InputFormat.html" title="class in org.apache.hadoop.mapreduce"><code>InputFormat</code></a>s.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><a href="../../../../../../org/apache/hadoop/mapreduce/lib/input/FileSplit.html" title="class in org.apache.hadoop.mapreduce.lib.input">FileSplit</a></td>
<td class="colLast">
<div class="block">A section of an input file.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><a href="../../../../../../org/apache/hadoop/mapreduce/lib/input/FixedLengthInputFormat.html" title="class in org.apache.hadoop.mapreduce.lib.input">FixedLengthInputFormat</a></td>
<td class="colLast">
<div class="block">FixedLengthInputFormat is an input format used to read input files
which contain fixed length records.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><a href="../../../../../../org/apache/hadoop/mapreduce/lib/input/KeyValueLineRecordReader.html" title="class in org.apache.hadoop.mapreduce.lib.input">KeyValueLineRecordReader</a></td>
<td class="colLast">
<div class="block">This class treats a line in the input as a key/value pair separated by a
separator character.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><a href="../../../../../../org/apache/hadoop/mapreduce/lib/input/KeyValueTextInputFormat.html" title="class in org.apache.hadoop.mapreduce.lib.input">KeyValueTextInputFormat</a></td>
<td class="colLast">
<div class="block">An <a href="../../../../../../org/apache/hadoop/mapreduce/InputFormat.html" title="class in org.apache.hadoop.mapreduce"><code>InputFormat</code></a> for plain text files.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><a href="../../../../../../org/apache/hadoop/mapreduce/lib/input/MultipleInputs.html" title="class in org.apache.hadoop.mapreduce.lib.input">MultipleInputs</a></td>
<td class="colLast">
<div class="block">This class supports MapReduce jobs that have multiple input paths with
a different <a href="../../../../../../org/apache/hadoop/mapreduce/InputFormat.html" title="class in org.apache.hadoop.mapreduce"><code>InputFormat</code></a> and <a href="../../../../../../org/apache/hadoop/mapreduce/Mapper.html" title="class in org.apache.hadoop.mapreduce"><code>Mapper</code></a> for each path</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><a href="../../../../../../org/apache/hadoop/mapreduce/lib/input/NLineInputFormat.html" title="class in org.apache.hadoop.mapreduce.lib.input">NLineInputFormat</a></td>
<td class="colLast">
<div class="block">NLineInputFormat which splits N lines of input as one split.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><a href="../../../../../../org/apache/hadoop/mapreduce/lib/input/SequenceFileAsBinaryInputFormat.html" title="class in org.apache.hadoop.mapreduce.lib.input">SequenceFileAsBinaryInputFormat</a></td>
<td class="colLast">
<div class="block">InputFormat reading keys, values from SequenceFiles in binary (raw)
format.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><a href="../../../../../../org/apache/hadoop/mapreduce/lib/input/SequenceFileAsTextInputFormat.html" title="class in org.apache.hadoop.mapreduce.lib.input">SequenceFileAsTextInputFormat</a></td>
<td class="colLast">
<div class="block">This class is similar to SequenceFileInputFormat, except it generates
SequenceFileAsTextRecordReader which converts the input keys and values
to their String forms by calling toString() method.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><a href="../../../../../../org/apache/hadoop/mapreduce/lib/input/SequenceFileAsTextRecordReader.html" title="class in org.apache.hadoop.mapreduce.lib.input">SequenceFileAsTextRecordReader</a></td>
<td class="colLast">
<div class="block">This class converts the input keys and values to their String forms by
calling toString() method.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><a href="../../../../../../org/apache/hadoop/mapreduce/lib/input/SequenceFileInputFilter.html" title="class in org.apache.hadoop.mapreduce.lib.input">SequenceFileInputFilter</a>&lt;K,V&gt;</td>
<td class="colLast">
<div class="block">A class that allows a map/red job to work on a sample of sequence files.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><a href="../../../../../../org/apache/hadoop/mapreduce/lib/input/SequenceFileInputFormat.html" title="class in org.apache.hadoop.mapreduce.lib.input">SequenceFileInputFormat</a>&lt;K,V&gt;</td>
<td class="colLast">
<div class="block">An <a href="../../../../../../org/apache/hadoop/mapreduce/InputFormat.html" title="class in org.apache.hadoop.mapreduce"><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.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><a href="../../../../../../org/apache/hadoop/mapreduce/lib/input/SequenceFileRecordReader.html" title="class in org.apache.hadoop.mapreduce.lib.input">SequenceFileRecordReader</a>&lt;K,V&gt;</td>
<td class="colLast">
<div class="block">An <a href="../../../../../../org/apache/hadoop/mapreduce/RecordReader.html" title="class in org.apache.hadoop.mapreduce"><code>RecordReader</code></a> for <a href="../../../../../../org/apache/hadoop/io/SequenceFile.html" title="class in org.apache.hadoop.io"><code>SequenceFile</code></a>s.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><a href="../../../../../../org/apache/hadoop/mapreduce/lib/input/TextInputFormat.html" title="class in org.apache.hadoop.mapreduce.lib.input">TextInputFormat</a></td>
<td class="colLast">
<div class="block">An <a href="../../../../../../org/apache/hadoop/mapreduce/InputFormat.html" title="class in org.apache.hadoop.mapreduce"><code>InputFormat</code></a> for plain text files.</div>
</td>
</tr>
</tbody>
</table>
</li>
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<table class="typeSummary" border="0" cellpadding="3" cellspacing="0" summary="Enum Summary table, listing enums, and an explanation">
<caption><span>Enum Summary</span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Enum</th>
<th class="colLast" scope="col">Description</th>
</tr>
<tbody>
<tr class="altColor">
<td class="colFirst"><a href="../../../../../../org/apache/hadoop/mapreduce/lib/input/FileInputFormatCounter.html" title="enum in org.apache.hadoop.mapreduce.lib.input">FileInputFormatCounter</a></td>
<td class="colLast">&nbsp;</td>
</tr>
</tbody>
</table>
</li>
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<table class="typeSummary" border="0" cellpadding="3" cellspacing="0" summary="Exception Summary table, listing exceptions, and an explanation">
<caption><span>Exception Summary</span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Exception</th>
<th class="colLast" scope="col">Description</th>
</tr>
<tbody>
<tr class="altColor">
<td class="colFirst"><a href="../../../../../../org/apache/hadoop/mapreduce/lib/input/InvalidInputException.html" title="class in org.apache.hadoop.mapreduce.lib.input">InvalidInputException</a></td>
<td class="colLast">
<div class="block">This class wraps a list of problems with the input, so that the user
can get a list of problems together instead of finding and fixing them one
by one.</div>
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