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| <h2 title="Class DefaultContainerExecutor.LocalWrapperScriptBuilder" class="title">Class DefaultContainerExecutor.LocalWrapperScriptBuilder</h2> |
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| <li>org.apache.hadoop.yarn.server.nodemanager.DefaultContainerExecutor.LocalWrapperScriptBuilder</li> |
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| <pre>protected abstract class <span class="typeNameLabel">DefaultContainerExecutor.LocalWrapperScriptBuilder</span> |
| extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></pre> |
| <div class="block">This class is a utility to create a wrapper script that is platform |
| appropriate.</div> |
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| <td class="colFirst"><code>protected </code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/yarn/server/nodemanager/DefaultContainerExecutor.LocalWrapperScriptBuilder.html#LocalWrapperScriptBuilder-org.apache.hadoop.fs.Path-">LocalWrapperScriptBuilder</a></span>(org.apache.hadoop.fs.Path containerWorkDir)</code> |
| <div class="block">Create an instance for the given container working directory.</div> |
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| <td class="colFirst"><code>org.apache.hadoop.fs.Path</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/yarn/server/nodemanager/DefaultContainerExecutor.LocalWrapperScriptBuilder.html#getWrapperScriptPath--">getWrapperScriptPath</a></span>()</code> |
| <div class="block">Return the path for the wrapper script.</div> |
| </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/yarn/server/nodemanager/DefaultContainerExecutor.LocalWrapperScriptBuilder.html#writeLocalWrapperScript-org.apache.hadoop.fs.Path-org.apache.hadoop.fs.Path-">writeLocalWrapperScript</a></span>(org.apache.hadoop.fs.Path launchDst, |
| org.apache.hadoop.fs.Path pidFile)</code> |
| <div class="block">Write out the wrapper script for the container launch script.</div> |
| </td> |
| </tr> |
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| <td class="colFirst"><code>protected abstract void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/yarn/server/nodemanager/DefaultContainerExecutor.LocalWrapperScriptBuilder.html#writeLocalWrapperScript-org.apache.hadoop.fs.Path-org.apache.hadoop.fs.Path-java.io.PrintStream-">writeLocalWrapperScript</a></span>(org.apache.hadoop.fs.Path launchDst, |
| org.apache.hadoop.fs.Path pidFile, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/PrintStream.html?is-external=true" title="class or interface in java.io">PrintStream</a> pout)</code> |
| <div class="block">Write out the wrapper script for the container launch script.</div> |
| </td> |
| </tr> |
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| <h4>LocalWrapperScriptBuilder</h4> |
| <pre>protected LocalWrapperScriptBuilder(org.apache.hadoop.fs.Path containerWorkDir)</pre> |
| <div class="block">Create an instance for the given container working directory.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>containerWorkDir</code> - the working directory for the container</dd> |
| </dl> |
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| <a name="getWrapperScriptPath--"> |
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| <h4>getWrapperScriptPath</h4> |
| <pre>public org.apache.hadoop.fs.Path getWrapperScriptPath()</pre> |
| <div class="block">Return the path for the wrapper script.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the path for the wrapper script</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="writeLocalWrapperScript-org.apache.hadoop.fs.Path-org.apache.hadoop.fs.Path-"> |
| <!-- --> |
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| <h4>writeLocalWrapperScript</h4> |
| <pre>public void writeLocalWrapperScript(org.apache.hadoop.fs.Path launchDst, |
| org.apache.hadoop.fs.Path pidFile) |
| throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">Write out the wrapper script for the container launch script. This method |
| will create the script at the configured wrapper script path.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>launchDst</code> - the script to launch</dd> |
| <dd><code>pidFile</code> - the file that will hold the PID</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code> - if the wrapper script cannot be created</dd> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="../../../../../../org/apache/hadoop/yarn/server/nodemanager/DefaultContainerExecutor.LocalWrapperScriptBuilder.html#getWrapperScriptPath--"><code>getWrapperScriptPath()</code></a></dd> |
| </dl> |
| </li> |
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| <h4>writeLocalWrapperScript</h4> |
| <pre>protected abstract void writeLocalWrapperScript(org.apache.hadoop.fs.Path launchDst, |
| org.apache.hadoop.fs.Path pidFile, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/PrintStream.html?is-external=true" title="class or interface in java.io">PrintStream</a> pout)</pre> |
| <div class="block">Write out the wrapper script for the container launch script.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>launchDst</code> - the script to launch</dd> |
| <dd><code>pidFile</code> - the file that will hold the PID</dd> |
| <dd><code>pout</code> - the stream to use to write out the wrapper script</dd> |
| </dl> |
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