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<h2 title="Uses of Class org.apache.hadoop.mapreduce.TaskAttemptID" class="title">Uses of Class<br>org.apache.hadoop.mapreduce.TaskAttemptID</h2>
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<caption><span>Packages that use <a href="../../../../../org/apache/hadoop/mapreduce/TaskAttemptID.html" title="class in org.apache.hadoop.mapreduce">TaskAttemptID</a></span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Package</th>
<th class="colLast" scope="col">Description</th>
</tr>
<tbody>
<tr class="altColor">
<td class="colFirst"><a href="#org.apache.hadoop.mapred">org.apache.hadoop.mapred</a></td>
<td class="colLast">&nbsp;</td>
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<tr class="rowColor">
<td class="colFirst"><a href="#org.apache.hadoop.mapreduce">org.apache.hadoop.mapreduce</a></td>
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<tr class="altColor">
<td class="colFirst"><a href="#org.apache.hadoop.mapreduce.tools">org.apache.hadoop.mapreduce.tools</a></td>
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<h3>Uses of <a href="../../../../../org/apache/hadoop/mapreduce/TaskAttemptID.html" title="class in org.apache.hadoop.mapreduce">TaskAttemptID</a> in <a href="../../../../../org/apache/hadoop/mapred/package-summary.html">org.apache.hadoop.mapred</a></h3>
<table class="useSummary" border="0" cellpadding="3" cellspacing="0" summary="Use table, listing subclasses, and an explanation">
<caption><span>Subclasses of <a href="../../../../../org/apache/hadoop/mapreduce/TaskAttemptID.html" title="class in org.apache.hadoop.mapreduce">TaskAttemptID</a> in <a href="../../../../../org/apache/hadoop/mapred/package-summary.html">org.apache.hadoop.mapred</a></span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Class and Description</th>
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<tbody>
<tr class="altColor">
<td class="colFirst"><code>class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/mapred/TaskAttemptID.html" title="class in org.apache.hadoop.mapred">TaskAttemptID</a></span></code>
<div class="block">TaskAttemptID represents the immutable and unique identifier for
a task attempt.</div>
</td>
</tr>
</tbody>
</table>
<table class="useSummary" border="0" cellpadding="3" cellspacing="0" summary="Use table, listing methods, and an explanation">
<caption><span>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/TaskAttemptID.html" title="class in org.apache.hadoop.mapreduce">TaskAttemptID</a></span><span class="tabEnd">&nbsp;</span></caption>
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<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Method and Description</th>
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<td class="colFirst"><code>static <a href="../../../../../org/apache/hadoop/mapred/TaskAttemptID.html" title="class in org.apache.hadoop.mapred">TaskAttemptID</a></code></td>
<td class="colLast"><span class="typeNameLabel">TaskAttemptID.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/mapred/TaskAttemptID.html#downgrade-org.apache.hadoop.mapreduce.TaskAttemptID-">downgrade</a></span>(<a href="../../../../../org/apache/hadoop/mapreduce/TaskAttemptID.html" title="class in org.apache.hadoop.mapreduce">TaskAttemptID</a>&nbsp;old)</code>
<div class="block">Downgrade a new TaskAttemptID to an old one</div>
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<h3>Uses of <a href="../../../../../org/apache/hadoop/mapreduce/TaskAttemptID.html" title="class in org.apache.hadoop.mapreduce">TaskAttemptID</a> in <a href="../../../../../org/apache/hadoop/mapreduce/package-summary.html">org.apache.hadoop.mapreduce</a></h3>
<table class="useSummary" border="0" cellpadding="3" cellspacing="0" summary="Use table, listing methods, and an explanation">
<caption><span>Methods in <a href="../../../../../org/apache/hadoop/mapreduce/package-summary.html">org.apache.hadoop.mapreduce</a> that return <a href="../../../../../org/apache/hadoop/mapreduce/TaskAttemptID.html" title="class in org.apache.hadoop.mapreduce">TaskAttemptID</a></span><span class="tabEnd">&nbsp;</span></caption>
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<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Method and Description</th>
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<td class="colFirst"><code>static <a href="../../../../../org/apache/hadoop/mapreduce/TaskAttemptID.html" title="class in org.apache.hadoop.mapreduce">TaskAttemptID</a></code></td>
<td class="colLast"><span class="typeNameLabel">TaskAttemptID.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/mapreduce/TaskAttemptID.html#forName-java.lang.String-">forName</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;str)</code>
<div class="block">Construct a TaskAttemptID object from given string</div>
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<tr class="rowColor">
<td class="colFirst"><code><a href="../../../../../org/apache/hadoop/mapreduce/TaskAttemptID.html" title="class in org.apache.hadoop.mapreduce">TaskAttemptID</a></code></td>
<td class="colLast"><span class="typeNameLabel">TaskCompletionEvent.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/mapreduce/TaskCompletionEvent.html#getTaskAttemptId--">getTaskAttemptId</a></span>()</code>
<div class="block">Returns task id.</div>
</td>
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<td class="colFirst"><code><a href="../../../../../org/apache/hadoop/mapreduce/TaskAttemptID.html" title="class in org.apache.hadoop.mapreduce">TaskAttemptID</a></code></td>
<td class="colLast"><span class="typeNameLabel">TaskAttemptContext.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/mapreduce/TaskAttemptContext.html#getTaskAttemptID--">getTaskAttemptID</a></span>()</code>
<div class="block">Get the unique name for this task attempt.</div>
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</tbody>
</table>
<table class="useSummary" border="0" cellpadding="3" cellspacing="0" summary="Use table, listing methods, and an explanation">
<caption><span>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/TaskAttemptID.html" title="class in org.apache.hadoop.mapreduce">TaskAttemptID</a></span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Method and Description</th>
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<td class="colFirst"><code>void</code></td>
<td class="colLast"><span class="typeNameLabel">Job.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/mapreduce/Job.html#failTask-org.apache.hadoop.mapreduce.TaskAttemptID-">failTask</a></span>(<a href="../../../../../org/apache/hadoop/mapreduce/TaskAttemptID.html" title="class in org.apache.hadoop.mapreduce">TaskAttemptID</a>&nbsp;taskId)</code>
<div class="block">Fail indicated task attempt.</div>
</td>
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<tr class="rowColor">
<td class="colFirst"><code>org.apache.hadoop.mapreduce.v2.LogParams</code></td>
<td class="colLast"><span class="typeNameLabel">Cluster.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/mapreduce/Cluster.html#getLogParams-org.apache.hadoop.mapreduce.JobID-org.apache.hadoop.mapreduce.TaskAttemptID-">getLogParams</a></span>(<a href="../../../../../org/apache/hadoop/mapreduce/JobID.html" title="class in org.apache.hadoop.mapreduce">JobID</a>&nbsp;jobID,
<a href="../../../../../org/apache/hadoop/mapreduce/TaskAttemptID.html" title="class in org.apache.hadoop.mapreduce">TaskAttemptID</a>&nbsp;taskAttemptID)</code>
<div class="block">Get log parameters for the specified jobID or taskAttemptID</div>
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<tr class="altColor">
<td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>[]</code></td>
<td class="colLast"><span class="typeNameLabel">Job.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/mapreduce/Job.html#getTaskDiagnostics-org.apache.hadoop.mapreduce.TaskAttemptID-">getTaskDiagnostics</a></span>(<a href="../../../../../org/apache/hadoop/mapreduce/TaskAttemptID.html" title="class in org.apache.hadoop.mapreduce">TaskAttemptID</a>&nbsp;taskid)</code>
<div class="block">Gets the diagnostic messages for a given task attempt.</div>
</td>
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<tr class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><span class="typeNameLabel">Job.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/mapreduce/Job.html#killTask-org.apache.hadoop.mapreduce.TaskAttemptID-">killTask</a></span>(<a href="../../../../../org/apache/hadoop/mapreduce/TaskAttemptID.html" title="class in org.apache.hadoop.mapreduce">TaskAttemptID</a>&nbsp;taskId)</code>
<div class="block">Kill indicated task attempt.</div>
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<tr class="altColor">
<td class="colFirst"><code>protected void</code></td>
<td class="colLast"><span class="typeNameLabel">TaskCompletionEvent.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/mapreduce/TaskCompletionEvent.html#setTaskAttemptId-org.apache.hadoop.mapreduce.TaskAttemptID-">setTaskAttemptId</a></span>(<a href="../../../../../org/apache/hadoop/mapreduce/TaskAttemptID.html" title="class in org.apache.hadoop.mapreduce">TaskAttemptID</a>&nbsp;taskId)</code>
<div class="block">Sets task id.</div>
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</tbody>
</table>
<table class="useSummary" border="0" cellpadding="3" cellspacing="0" summary="Use table, listing constructors, and an explanation">
<caption><span>Constructors 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/TaskAttemptID.html" title="class in org.apache.hadoop.mapreduce">TaskAttemptID</a></span><span class="tabEnd">&nbsp;</span></caption>
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<th class="colOne" scope="col">Constructor and Description</th>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/mapreduce/TaskCompletionEvent.html#TaskCompletionEvent-int-org.apache.hadoop.mapreduce.TaskAttemptID-int-boolean-org.apache.hadoop.mapreduce.TaskCompletionEvent.Status-java.lang.String-">TaskCompletionEvent</a></span>(int&nbsp;eventId,
<a href="../../../../../org/apache/hadoop/mapreduce/TaskAttemptID.html" title="class in org.apache.hadoop.mapreduce">TaskAttemptID</a>&nbsp;taskId,
int&nbsp;idWithinJob,
boolean&nbsp;isMap,
<a href="../../../../../org/apache/hadoop/mapreduce/TaskCompletionEvent.Status.html" title="enum in org.apache.hadoop.mapreduce">TaskCompletionEvent.Status</a>&nbsp;status,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;taskTrackerHttp)</code>
<div class="block">Constructor.</div>
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<h3>Uses of <a href="../../../../../org/apache/hadoop/mapreduce/TaskAttemptID.html" title="class in org.apache.hadoop.mapreduce">TaskAttemptID</a> in <a href="../../../../../org/apache/hadoop/mapreduce/tools/package-summary.html">org.apache.hadoop.mapreduce.tools</a></h3>
<table class="useSummary" border="0" cellpadding="3" cellspacing="0" summary="Use table, listing methods, and an explanation">
<caption><span>Methods in <a href="../../../../../org/apache/hadoop/mapreduce/tools/package-summary.html">org.apache.hadoop.mapreduce.tools</a> with parameters of type <a href="../../../../../org/apache/hadoop/mapreduce/TaskAttemptID.html" title="class in org.apache.hadoop.mapreduce">TaskAttemptID</a></span><span class="tabEnd">&nbsp;</span></caption>
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<td class="colFirst"><code>protected static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
<td class="colLast"><span class="typeNameLabel">CLI.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/mapreduce/tools/CLI.html#getTaskLogURL-org.apache.hadoop.mapreduce.TaskAttemptID-java.lang.String-">getTaskLogURL</a></span>(<a href="../../../../../org/apache/hadoop/mapreduce/TaskAttemptID.html" title="class in org.apache.hadoop.mapreduce">TaskAttemptID</a>&nbsp;taskId,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;baseUrl)</code>&nbsp;</td>
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