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<div class="subTitle">org.apache.storm.daemon.supervisor</div>
<h2 title="Class AdvancedFSOps" class="title">Class AdvancedFSOps</h2>
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<li>org.apache.storm.daemon.supervisor.AdvancedFSOps</li>
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<dt>All Implemented Interfaces:</dt>
<dd><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html" title="interface in org.apache.storm.daemon.supervisor">IAdvancedFSOps</a></dd>
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<pre>public class <span class="typeNameLabel">AdvancedFSOps</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>
implements <a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html" title="interface in org.apache.storm.daemon.supervisor">IAdvancedFSOps</a></pre>
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<th class="colLast" scope="col">Field and Description</th>
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<td class="colFirst"><code>protected boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/daemon/supervisor/AdvancedFSOps.html#symlinksDisabled">symlinksDisabled</a></span></code>&nbsp;</td>
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<th class="colFirst" scope="col">Modifier</th>
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<td class="colFirst"><code>protected </code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/daemon/supervisor/AdvancedFSOps.html#AdvancedFSOps-java.util.Map-">AdvancedFSOps</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;<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>,<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>&gt;&nbsp;conf)</code>&nbsp;</td>
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<caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd">&nbsp;</span></span><span id="t1" class="tableTab"><span><a href="javascript:show(1);">Static Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd">&nbsp;</span></span></caption>
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<th class="colFirst" scope="col">Modifier and Type</th>
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<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/daemon/supervisor/AdvancedFSOps.html#copyDirectory-java.io.File-java.io.File-">copyDirectory</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a>&nbsp;fromDir,
<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a>&nbsp;toDir)</code>
<div class="block">Copy a directory.</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/storm/daemon/supervisor/AdvancedFSOps.html#createSymlink-java.io.File-java.io.File-">createSymlink</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a>&nbsp;link,
<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a>&nbsp;target)</code>
<div class="block">Create a symbolic link pointing at target.</div>
</td>
</tr>
<tr id="i2" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/daemon/supervisor/AdvancedFSOps.html#deleteIfExists-java.io.File-">deleteIfExists</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a>&nbsp;path)</code>
<div class="block">Delete a file or a directory and all of the children.</div>
</td>
</tr>
<tr id="i3" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/daemon/supervisor/AdvancedFSOps.html#deleteIfExists-java.io.File-java.lang.String-java.lang.String-">deleteIfExists</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a>&nbsp;path,
<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;user,
<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;logPrefix)</code>
<div class="block">Delete a file or a directory and all of the children.</div>
</td>
</tr>
<tr id="i4" class="altColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/daemon/supervisor/AdvancedFSOps.html#doRequiredTopoFilesExist-java.util.Map-java.lang.String-">doRequiredTopoFilesExist</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;<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>,<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>&gt;&nbsp;conf,
<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;topologyId)</code>
<div class="block">Sanity check if everything the topology needs is there for it to run.</div>
</td>
</tr>
<tr id="i5" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/daemon/supervisor/AdvancedFSOps.html#dump-java.io.File-java.lang.String-">dump</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a>&nbsp;location,
<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;data)</code>
<div class="block">Dump a string to a file.</div>
</td>
</tr>
<tr id="i6" class="altColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/daemon/supervisor/AdvancedFSOps.html#fileExists-java.io.File-">fileExists</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a>&nbsp;path)</code>
<div class="block">Check if a file exists or not.</div>
</td>
</tr>
<tr id="i7" class="rowColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/daemon/supervisor/AdvancedFSOps.html#fileExists-java.nio.file.Path-">fileExists</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/nio/file/Path.html?is-external=true" title="class or interface in java.nio.file">Path</a>&nbsp;path)</code>
<div class="block">Check if a file exists or not.</div>
</td>
</tr>
<tr id="i8" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/daemon/supervisor/AdvancedFSOps.html#forceMkdir-java.io.File-">forceMkdir</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a>&nbsp;path)</code>
<div class="block">Makes a directory, including any necessary but nonexistent parent directories.</div>
</td>
</tr>
<tr id="i9" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/daemon/supervisor/AdvancedFSOps.html#forceMkdir-java.nio.file.Path-">forceMkdir</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/nio/file/Path.html?is-external=true" title="class or interface in java.nio.file">Path</a>&nbsp;path)</code>
<div class="block">Makes a directory, including any necessary but nonexistent parent directories.</div>
</td>
</tr>
<tr id="i10" class="altColor">
<td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/OutputStream.html?is-external=true" title="class or interface in java.io">OutputStream</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/daemon/supervisor/AdvancedFSOps.html#getOutputStream-java.io.File-">getOutputStream</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a>&nbsp;file)</code>
<div class="block">Get an output stream to write to a given file.</div>
</td>
</tr>
<tr id="i11" class="rowColor">
<td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/Writer.html?is-external=true" title="class or interface in java.io">Writer</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/daemon/supervisor/AdvancedFSOps.html#getWriter-java.io.File-">getWriter</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a>&nbsp;file)</code>
<div class="block">Get a writer for the given location.</div>
</td>
</tr>
<tr id="i12" class="altColor">
<td class="colFirst"><code>static <a href="../../../../../org/apache/storm/daemon/supervisor/AdvancedFSOps.html" title="class in org.apache.storm.daemon.supervisor">AdvancedFSOps</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/daemon/supervisor/AdvancedFSOps.html#make-java.util.Map-">make</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;<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>,<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>&gt;&nbsp;conf)</code>
<div class="block">Factory to create a new AdvancedFSOps.</div>
</td>
</tr>
<tr id="i13" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/daemon/supervisor/AdvancedFSOps.html#moveDirectoryPreferAtomic-java.io.File-java.io.File-">moveDirectoryPreferAtomic</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a>&nbsp;fromDir,
<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a>&nbsp;toDir)</code>
<div class="block">Move fromDir to toDir, and try to make it an atomic move if possible.</div>
</td>
</tr>
<tr id="i14" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/daemon/supervisor/AdvancedFSOps.html#moveFile-java.io.File-java.io.File-">moveFile</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a>&nbsp;fromFile,
<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a>&nbsp;toFile)</code>
<div class="block">Moves a file to a given destination.</div>
</td>
</tr>
<tr id="i15" class="rowColor">
<td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/nio/file/DirectoryStream.html?is-external=true" title="class or interface in java.nio.file">DirectoryStream</a>&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/nio/file/Path.html?is-external=true" title="class or interface in java.nio.file">Path</a>&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/daemon/supervisor/AdvancedFSOps.html#newDirectoryStream-java.nio.file.Path-">newDirectoryStream</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/nio/file/Path.html?is-external=true" title="class or interface in java.nio.file">Path</a>&nbsp;dir)</code>
<div class="block">List the contents of a directory.</div>
</td>
</tr>
<tr id="i16" class="altColor">
<td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/nio/file/DirectoryStream.html?is-external=true" title="class or interface in java.nio.file">DirectoryStream</a>&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/nio/file/Path.html?is-external=true" title="class or interface in java.nio.file">Path</a>&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/daemon/supervisor/AdvancedFSOps.html#newDirectoryStream-java.nio.file.Path-java.nio.file.DirectoryStream.Filter-">newDirectoryStream</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/nio/file/Path.html?is-external=true" title="class or interface in java.nio.file">Path</a>&nbsp;dir,
<a href="https://docs.oracle.com/javase/8/docs/api/java/nio/file/DirectoryStream.Filter.html?is-external=true" title="class or interface in java.nio.file">DirectoryStream.Filter</a>&lt;? super <a href="https://docs.oracle.com/javase/8/docs/api/java/nio/file/Path.html?is-external=true" title="class or interface in java.nio.file">Path</a>&gt;&nbsp;filter)</code>
<div class="block">List the contents of a directory.</div>
</td>
</tr>
<tr id="i17" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/daemon/supervisor/AdvancedFSOps.html#restrictDirectoryPermissions-java.io.File-">restrictDirectoryPermissions</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a>&nbsp;dir)</code>
<div class="block">Set directory permissions to (OWNER)RWX (GROUP)R-X (OTHER)&mdash; On some systems that do not support this, it may become a noop.</div>
</td>
</tr>
<tr id="i18" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/daemon/supervisor/AdvancedFSOps.html#setupBlobPermissions-java.io.File-java.lang.String-">setupBlobPermissions</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a>&nbsp;path,
<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;user)</code>
<div class="block">Setup permissions properly for an internal blob store path.</div>
</td>
</tr>
<tr id="i19" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/daemon/supervisor/AdvancedFSOps.html#setupStormCodeDir-java.lang.String-java.io.File-">setupStormCodeDir</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;user,
<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a>&nbsp;path)</code>
<div class="block">Setup the permissions for the storm code dir.</div>
</td>
</tr>
<tr id="i20" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/daemon/supervisor/AdvancedFSOps.html#setupWorkerArtifactsDir-java.lang.String-java.io.File-">setupWorkerArtifactsDir</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;user,
<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a>&nbsp;path)</code>
<div class="block">Setup the permissions for the worker artifacts dirs.</div>
</td>
</tr>
<tr id="i21" class="rowColor">
<td class="colFirst"><code>byte[]</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/daemon/supervisor/AdvancedFSOps.html#slurp-java.io.File-">slurp</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a>&nbsp;location)</code>
<div class="block">Read the contents of a file into a byte array.</div>
</td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/daemon/supervisor/AdvancedFSOps.html#slurpString-java.io.File-">slurpString</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a>&nbsp;location)</code>
<div class="block">Read the contents of a file into a String.</div>
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<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/daemon/supervisor/AdvancedFSOps.html#supportsAtomicDirectoryMove--">supportsAtomicDirectoryMove</a></span>()</code>
<div class="block">Check whether supports atomic directory move.</div>
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<code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#clone--" title="class or interface in java.lang">clone</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#equals-java.lang.Object-" title="class or interface in java.lang">equals</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#finalize--" title="class or interface in java.lang">finalize</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#getClass--" title="class or interface in java.lang">getClass</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#hashCode--" title="class or interface in java.lang">hashCode</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notify--" title="class or interface in java.lang">notify</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notifyAll--" title="class or interface in java.lang">notifyAll</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#toString--" title="class or interface in java.lang">toString</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait--" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-int-" title="class or interface in java.lang">wait</a></code></li>
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<pre>protected&nbsp;AdvancedFSOps(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;<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>,<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>&gt;&nbsp;conf)</pre>
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<h4>make</h4>
<pre>public static&nbsp;<a href="../../../../../org/apache/storm/daemon/supervisor/AdvancedFSOps.html" title="class in org.apache.storm.daemon.supervisor">AdvancedFSOps</a>&nbsp;make(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;<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>,<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>&gt;&nbsp;conf)</pre>
<div class="block"><p>Factory to create a new AdvancedFSOps.</p></div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>conf</code> - the configuration of the process</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the appropriate instance of the class for this config and environment.</dd>
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<pre>public&nbsp;void&nbsp;restrictDirectoryPermissions(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a>&nbsp;dir)
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"><p>Set directory permissions to (OWNER)RWX (GROUP)R-X (OTHER)&mdash; On some systems that do not support this, it may become a noop.</p></div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html#restrictDirectoryPermissions-java.io.File-">restrictDirectoryPermissions</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html" title="interface in org.apache.storm.daemon.supervisor">IAdvancedFSOps</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>dir</code> - the directory to change permissions on</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> - on any error</dd>
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<pre>public&nbsp;void&nbsp;moveDirectoryPreferAtomic(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a>&nbsp;fromDir,
<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a>&nbsp;toDir)
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"><p>Move fromDir to toDir, and try to make it an atomic move if possible.</p></div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html#moveDirectoryPreferAtomic-java.io.File-java.io.File-">moveDirectoryPreferAtomic</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html" title="interface in org.apache.storm.daemon.supervisor">IAdvancedFSOps</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>fromDir</code> - what to move</dd>
<dd><code>toDir</code> - where to move it from</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> - on any error</dd>
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<pre>public&nbsp;void&nbsp;moveFile(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a>&nbsp;fromFile,
<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a>&nbsp;toFile)
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"><p>Moves a file to a given destination.</p></div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html#moveFile-java.io.File-java.io.File-">moveFile</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html" title="interface in org.apache.storm.daemon.supervisor">IAdvancedFSOps</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>fromFile</code> - file to move</dd>
<dd><code>toFile</code> - where to move it</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> - on any error</dd>
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<pre>public&nbsp;boolean&nbsp;supportsAtomicDirectoryMove()</pre>
<div class="block"><p>Check whether supports atomic directory move.</p></div>
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<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html#supportsAtomicDirectoryMove--">supportsAtomicDirectoryMove</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html" title="interface in org.apache.storm.daemon.supervisor">IAdvancedFSOps</a></code></dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>true if an atomic directory move works, else false</dd>
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<pre>public&nbsp;void&nbsp;copyDirectory(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a>&nbsp;fromDir,
<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a>&nbsp;toDir)
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"><p>Copy a directory.</p></div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html#copyDirectory-java.io.File-java.io.File-">copyDirectory</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html" title="interface in org.apache.storm.daemon.supervisor">IAdvancedFSOps</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>fromDir</code> - from where</dd>
<dd><code>toDir</code> - to where</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> - on any error</dd>
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<pre>public&nbsp;void&nbsp;setupBlobPermissions(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a>&nbsp;path,
<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;user)
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"><p>Setup permissions properly for an internal blob store path.</p></div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html#setupBlobPermissions-java.io.File-java.lang.String-">setupBlobPermissions</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html" title="interface in org.apache.storm.daemon.supervisor">IAdvancedFSOps</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>path</code> - the path to set the permissions on</dd>
<dd><code>user</code> - the user to change the permissions for</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> - on any error</dd>
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<pre>public&nbsp;void&nbsp;deleteIfExists(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a>&nbsp;path,
<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;user,
<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;logPrefix)
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"><p>Delete a file or a directory and all of the children. If it exists.</p></div>
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<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html#deleteIfExists-java.io.File-java.lang.String-java.lang.String-">deleteIfExists</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html" title="interface in org.apache.storm.daemon.supervisor">IAdvancedFSOps</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>path</code> - what to delete</dd>
<dd><code>user</code> - who to delete it as if doing it as someone else is supported</dd>
<dd><code>logPrefix</code> - if an external process needs to be launched to delete the object what prefix to include in the logs</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> - on any error.</dd>
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<pre>public&nbsp;void&nbsp;deleteIfExists(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a>&nbsp;path)
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"><p>Delete a file or a directory and all of the children. If it exists.</p></div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html#deleteIfExists-java.io.File-">deleteIfExists</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html" title="interface in org.apache.storm.daemon.supervisor">IAdvancedFSOps</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>path</code> - what to delete</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> - on any error.</dd>
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<pre>public&nbsp;void&nbsp;setupStormCodeDir(<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;user,
<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a>&nbsp;path)
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"><p>Setup the permissions for the storm code dir.</p></div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html#setupStormCodeDir-java.lang.String-java.io.File-">setupStormCodeDir</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html" title="interface in org.apache.storm.daemon.supervisor">IAdvancedFSOps</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>user</code> - the user that owns the topology</dd>
<dd><code>path</code> - the directory to set the permissions on</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> - on any error</dd>
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<pre>public&nbsp;void&nbsp;setupWorkerArtifactsDir(<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;user,
<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a>&nbsp;path)
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"><p>Setup the permissions for the worker artifacts dirs.</p></div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html#setupWorkerArtifactsDir-java.lang.String-java.io.File-">setupWorkerArtifactsDir</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html" title="interface in org.apache.storm.daemon.supervisor">IAdvancedFSOps</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>user</code> - the user that owns the topology</dd>
<dd><code>path</code> - the directory to set the permissions on</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> - on any error</dd>
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<pre>public&nbsp;boolean&nbsp;doRequiredTopoFilesExist(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;<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>,<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>&gt;&nbsp;conf,
<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;topologyId)
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"><p>Sanity check if everything the topology needs is there for it to run.</p></div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html#doRequiredTopoFilesExist-java.util.Map-java.lang.String-">doRequiredTopoFilesExist</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html" title="interface in org.apache.storm.daemon.supervisor">IAdvancedFSOps</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>conf</code> - the config of the supervisor</dd>
<dd><code>topologyId</code> - the ID of the topology</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>true if everything is there, else false</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> - on any error</dd>
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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"><p>Makes a directory, including any necessary but nonexistent parent directories.</p></div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html#forceMkdir-java.io.File-">forceMkdir</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html" title="interface in org.apache.storm.daemon.supervisor">IAdvancedFSOps</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>path</code> - the directory to create</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> - on any error</dd>
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<pre>public&nbsp;void&nbsp;forceMkdir(<a href="https://docs.oracle.com/javase/8/docs/api/java/nio/file/Path.html?is-external=true" title="class or interface in java.nio.file">Path</a>&nbsp;path)
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"><p>Makes a directory, including any necessary but nonexistent parent directories.</p></div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html#forceMkdir-java.nio.file.Path-">forceMkdir</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html" title="interface in org.apache.storm.daemon.supervisor">IAdvancedFSOps</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>path</code> - the directory to create</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> - on any error</dd>
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<pre>public&nbsp;<a href="https://docs.oracle.com/javase/8/docs/api/java/nio/file/DirectoryStream.html?is-external=true" title="class or interface in java.nio.file">DirectoryStream</a>&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/nio/file/Path.html?is-external=true" title="class or interface in java.nio.file">Path</a>&gt;&nbsp;newDirectoryStream(<a href="https://docs.oracle.com/javase/8/docs/api/java/nio/file/Path.html?is-external=true" title="class or interface in java.nio.file">Path</a>&nbsp;dir,
<a href="https://docs.oracle.com/javase/8/docs/api/java/nio/file/DirectoryStream.Filter.html?is-external=true" title="class or interface in java.nio.file">DirectoryStream.Filter</a>&lt;? super <a href="https://docs.oracle.com/javase/8/docs/api/java/nio/file/Path.html?is-external=true" title="class or interface in java.nio.file">Path</a>&gt;&nbsp;filter)
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"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html#newDirectoryStream-java.nio.file.Path-java.nio.file.DirectoryStream.Filter-">IAdvancedFSOps</a></code></span></div>
<div class="block"><p>List the contents of a directory.</p></div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html#newDirectoryStream-java.nio.file.Path-java.nio.file.DirectoryStream.Filter-">newDirectoryStream</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html" title="interface in org.apache.storm.daemon.supervisor">IAdvancedFSOps</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>dir</code> - the driectory to list the contents of</dd>
<dd><code>filter</code> - a filter to decide if it should be included or not</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>A stream of directory entries</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> - on any error</dd>
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<pre>public&nbsp;<a href="https://docs.oracle.com/javase/8/docs/api/java/nio/file/DirectoryStream.html?is-external=true" title="class or interface in java.nio.file">DirectoryStream</a>&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/nio/file/Path.html?is-external=true" title="class or interface in java.nio.file">Path</a>&gt;&nbsp;newDirectoryStream(<a href="https://docs.oracle.com/javase/8/docs/api/java/nio/file/Path.html?is-external=true" title="class or interface in java.nio.file">Path</a>&nbsp;dir)
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"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html#newDirectoryStream-java.nio.file.Path-">IAdvancedFSOps</a></code></span></div>
<div class="block"><p>List the contents of a directory.</p></div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html#newDirectoryStream-java.nio.file.Path-">newDirectoryStream</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html" title="interface in org.apache.storm.daemon.supervisor">IAdvancedFSOps</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>dir</code> - the driectory to list the contents of</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>A stream of directory entries</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> - on any error</dd>
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<pre>public&nbsp;boolean&nbsp;fileExists(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a>&nbsp;path)
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"><p>Check if a file exists or not.</p></div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html#fileExists-java.io.File-">fileExists</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html" title="interface in org.apache.storm.daemon.supervisor">IAdvancedFSOps</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>path</code> - the path to check</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>true if it exists else false</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> - on any error.</dd>
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<pre>public&nbsp;boolean&nbsp;fileExists(<a href="https://docs.oracle.com/javase/8/docs/api/java/nio/file/Path.html?is-external=true" title="class or interface in java.nio.file">Path</a>&nbsp;path)
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"><p>Check if a file exists or not.</p></div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html#fileExists-java.nio.file.Path-">fileExists</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html" title="interface in org.apache.storm.daemon.supervisor">IAdvancedFSOps</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>path</code> - the path to check</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>true if it exists else false</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> - on any error.</dd>
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<h4>getWriter</h4>
<pre>public&nbsp;<a href="https://docs.oracle.com/javase/8/docs/api/java/io/Writer.html?is-external=true" title="class or interface in java.io">Writer</a>&nbsp;getWriter(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a>&nbsp;file)
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"><p>Get a writer for the given location.</p></div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html#getWriter-java.io.File-">getWriter</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html" title="interface in org.apache.storm.daemon.supervisor">IAdvancedFSOps</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>file</code> - the file to write to</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the Writer to use.</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> - on any error</dd>
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<h4>getOutputStream</h4>
<pre>public&nbsp;<a href="https://docs.oracle.com/javase/8/docs/api/java/io/OutputStream.html?is-external=true" title="class or interface in java.io">OutputStream</a>&nbsp;getOutputStream(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a>&nbsp;file)
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"><p>Get an output stream to write to a given file.</p></div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html#getOutputStream-java.io.File-">getOutputStream</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html" title="interface in org.apache.storm.daemon.supervisor">IAdvancedFSOps</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>file</code> - the file to write to</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>an OutputStream for that file</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> - on any error</dd>
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<h4>dump</h4>
<pre>public&nbsp;void&nbsp;dump(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a>&nbsp;location,
<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;data)
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"><p>Dump a string to a file.</p></div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html#dump-java.io.File-java.lang.String-">dump</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html" title="interface in org.apache.storm.daemon.supervisor">IAdvancedFSOps</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>location</code> - where to write to</dd>
<dd><code>data</code> - the data to write</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> - on any error</dd>
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<pre>public&nbsp;<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;slurpString(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a>&nbsp;location)
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"><p>Read the contents of a file into a String.</p></div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html#slurpString-java.io.File-">slurpString</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html" title="interface in org.apache.storm.daemon.supervisor">IAdvancedFSOps</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>location</code> - the file to read</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the contents of the file</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> - on any error</dd>
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<pre>public&nbsp;byte[]&nbsp;slurp(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a>&nbsp;location)
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"><p>Read the contents of a file into a byte array.</p></div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html#slurp-java.io.File-">slurp</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html" title="interface in org.apache.storm.daemon.supervisor">IAdvancedFSOps</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>location</code> - the file to read</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the contents of the file</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> - on any error</dd>
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<h4>createSymlink</h4>
<pre>public&nbsp;void&nbsp;createSymlink(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a>&nbsp;link,
<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a>&nbsp;target)
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"><p>Create a symbolic link pointing at target.</p></div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html#createSymlink-java.io.File-java.io.File-">createSymlink</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/storm/daemon/supervisor/IAdvancedFSOps.html" title="interface in org.apache.storm.daemon.supervisor">IAdvancedFSOps</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>link</code> - the link to create</dd>
<dd><code>target</code> - where it should point to</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> - on any error.</dd>
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