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<div class="subTitle">org.apache.storm.utils</div>
<h2 title="Class Utils" class="title">Class Utils</h2>
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<pre>public class <span class="typeNameLabel">Utils</span>
extends <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></pre>
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<th class="colFirst" scope="col">Modifier and Type</th>
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<td class="colFirst"><code>static class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.SmartThread.html" title="class in org.apache.storm.utils">Utils.SmartThread</a></span></code>
<div class="block">A thread that can answer if it is sleeping in the case of simulated time.</div>
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<td class="colFirst"><code>static class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.UptimeComputer.html" title="class in org.apache.storm.utils">Utils.UptimeComputer</a></span></code>&nbsp;</td>
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<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
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<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
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<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
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<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
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<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
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<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
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<td class="colFirst"><code>static boolean</code></td>
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<td class="colFirst"><code>static org.slf4j.Logger</code></td>
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<td class="colFirst"><code>static int</code></td>
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<td class="colFirst"><code>static int</code></td>
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<td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#Utils--">Utils</a></span>()</code>&nbsp;</td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#addShutdownHookWithForceKillIn1Sec-java.lang.Runnable-">addShutdownHookWithForceKillIn1Sec</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Runnable.html?is-external=true" title="class or interface in java.lang">Runnable</a>&nbsp;func)</code>
<div class="block">Adds the user supplied function as a shutdown hook for cleanup.</div>
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</tr>
<tr id="i1" class="rowColor">
<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
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<tr id="i2" class="altColor">
<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#addToClasspath-java.lang.String-java.util.Collection-">addToClasspath</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;classpath,
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<td class="colFirst"><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
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<td class="colFirst"><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
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<td class="colFirst"><code>static <a href="../../../../org/apache/storm/generated/StormTopology.html" title="class in org.apache.storm.generated">StormTopology</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#addVersions-org.apache.storm.generated.StormTopology-">addVersions</a></span>(<a href="../../../../org/apache/storm/generated/StormTopology.html" title="class in org.apache.storm.generated">StormTopology</a>&nbsp;topology)</code>
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<tr id="i6" class="altColor">
<td class="colFirst"><code>static <a href="../../../../org/apache/storm/utils/Utils.SmartThread.html" title="class in org.apache.storm.utils">Utils.SmartThread</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#asyncLoop-java.util.concurrent.Callable-">asyncLoop</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/util/concurrent/Callable.html?is-external=true" title="class or interface in java.util.concurrent">Callable</a>&nbsp;afn)</code>
<div class="block">Convenience method used when only the function is given.</div>
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<tr id="i7" class="rowColor">
<td class="colFirst"><code>static <a href="../../../../org/apache/storm/utils/Utils.SmartThread.html" title="class in org.apache.storm.utils">Utils.SmartThread</a></code></td>
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<div class="block">Creates a thread that calls the given code repeatedly, sleeping for an interval of seconds equal to the return value of the previous call.</div>
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<td class="colFirst"><code>static <a href="../../../../org/apache/storm/utils/Utils.SmartThread.html" title="class in org.apache.storm.utils">Utils.SmartThread</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#asyncLoop-java.util.concurrent.Callable-java.lang.String-java.lang.Thread.UncaughtExceptionHandler-">asyncLoop</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/util/concurrent/Callable.html?is-external=true" title="class or interface in java.util.concurrent">Callable</a>&nbsp;afn,
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<div class="block">Convenience method used when only the function and name suffix are given.</div>
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<tr id="i9" class="rowColor">
<td class="colFirst"><code>static long</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#bitXor-java.lang.Long-java.lang.Long-">bitXor</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Long.html?is-external=true" title="class or interface in java.lang">Long</a>&nbsp;a,
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<td class="colFirst"><code>static long</code></td>
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<td class="colFirst"><code>static boolean</code></td>
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<tr id="i12" class="altColor">
<td class="colFirst"><code>static boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#CheckDirExists-java.lang.String-">CheckDirExists</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;dir)</code>&nbsp;</td>
</tr>
<tr id="i13" class="rowColor">
<td class="colFirst"><code>static boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#checkFileExists-java.io.File-">checkFileExists</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a>&nbsp;path)</code>&nbsp;</td>
</tr>
<tr id="i14" class="altColor">
<td class="colFirst"><code>static boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#checkFileExists-java.lang.String-">checkFileExists</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;path)</code>&nbsp;</td>
</tr>
<tr id="i15" class="rowColor">
<td class="colFirst"><code>static boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#checkFileExists-java.lang.String-java.lang.String-">checkFileExists</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;dir,
<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;file)</code>&nbsp;</td>
</tr>
<tr id="i16" class="altColor">
<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#constructBlobCurrentSymlinkName-java.lang.String-">constructBlobCurrentSymlinkName</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;fileName)</code>&nbsp;</td>
</tr>
<tr id="i17" class="rowColor">
<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#constructBlobWithVersionFileName-java.lang.String-long-">constructBlobWithVersionFileName</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;fileName,
long&nbsp;version)</code>&nbsp;</td>
</tr>
<tr id="i18" class="altColor">
<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#constructVersionFileName-java.lang.String-">constructVersionFileName</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;fileName)</code>&nbsp;</td>
</tr>
<tr id="i19" class="rowColor">
<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#containerFilePath-java.lang.String-">containerFilePath</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;dir)</code>&nbsp;</td>
</tr>
<tr id="i20" class="altColor">
<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/7/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>,<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#convertClojureMapToJavaMap-java.util.Map-">convertClojureMapToJavaMap</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&nbsp;map)</code>
<div class="block">converts a clojure PersistentMap to java HashMap</div>
</td>
</tr>
<tr id="i21" class="rowColor">
<td class="colFirst"><code>static void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#copyBytes-java.io.InputStream-java.io.OutputStream-int-">copyBytes</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/io/InputStream.html?is-external=true" title="class or interface in java.io">InputStream</a>&nbsp;in,
<a href="http://docs.oracle.com/javase/7/docs/api/java/io/OutputStream.html?is-external=true" title="class or interface in java.io">OutputStream</a>&nbsp;out,
int&nbsp;buffSize)</code>
<div class="block">Copies from one stream to another.</div>
</td>
</tr>
<tr id="i22" class="altColor">
<td class="colFirst"><code>static <a href="../../../../org/apache/storm/localizer/Localizer.html" title="class in org.apache.storm.localizer">Localizer</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#createLocalizer-java.util.Map-java.lang.String-">createLocalizer</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&nbsp;conf,
<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;baseDir)</code>&nbsp;</td>
</tr>
<tr id="i23" class="rowColor">
<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#currentClasspath--">currentClasspath</a></span>()</code>
<div class="block">Returns the value of java.class.path System property.</div>
</td>
</tr>
<tr id="i24" class="altColor">
<td class="colFirst"><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#currentClasspathImpl--">currentClasspathImpl</a></span>()</code>&nbsp;</td>
</tr>
<tr id="i25" class="rowColor">
<td class="colFirst"><code>static &lt;T&gt;&nbsp;T</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#deserialize-byte:A-java.lang.Class-">deserialize</a></span>(byte[]&nbsp;serialized,
<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a>&lt;T&gt;&nbsp;clazz)</code>&nbsp;</td>
</tr>
<tr id="i26" class="altColor">
<td class="colFirst"><code>static void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#downloadResourcesAsSupervisor-java.lang.String-java.lang.String-org.apache.storm.blobstore.ClientBlobStore-">downloadResourcesAsSupervisor</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;key,
<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;localFile,
<a href="../../../../org/apache/storm/blobstore/ClientBlobStore.html" title="class in org.apache.storm.blobstore">ClientBlobStore</a>&nbsp;cb)</code>
<div class="block">Meant to be called only by the supervisor for stormjar/stormconf/stormcode files.</div>
</td>
</tr>
<tr id="i27" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#downloadResourcesAsSupervisorImpl-java.lang.String-java.lang.String-org.apache.storm.blobstore.ClientBlobStore-">downloadResourcesAsSupervisorImpl</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;key,
<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;localFile,
<a href="../../../../org/apache/storm/blobstore/ClientBlobStore.html" title="class in org.apache.storm.blobstore">ClientBlobStore</a>&nbsp;cb)</code>&nbsp;</td>
</tr>
<tr id="i28" class="altColor">
<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#eventLogsFilename-java.lang.String-java.lang.String-">eventLogsFilename</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;stormId,
<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;port)</code>&nbsp;</td>
</tr>
<tr id="i29" class="rowColor">
<td class="colFirst"><code>static boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#exceptionCauseIsInstanceOf-java.lang.Class-java.lang.Throwable-">exceptionCauseIsInstanceOf</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a>&nbsp;klass,
<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Throwable.html?is-external=true" title="class or interface in java.lang">Throwable</a>&nbsp;throwable)</code>
<div class="block">Checks if a throwable is an instance of a particular class</div>
</td>
</tr>
<tr id="i30" class="altColor">
<td class="colFirst"><code>static int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#execCommand-java.lang.String...-">execCommand</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>...&nbsp;command)</code>&nbsp;</td>
</tr>
<tr id="i31" class="rowColor">
<td class="colFirst"><code>static void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#exitProcess-int-java.lang.String-">exitProcess</a></span>(int&nbsp;val,
<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;msg)</code>&nbsp;</td>
</tr>
<tr id="i32" class="altColor">
<td class="colFirst"><code>static void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#extractDirFromJar-java.lang.String-java.lang.String-java.io.File-">extractDirFromJar</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;jarpath,
<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;dir,
<a href="http://docs.oracle.com/javase/7/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a>&nbsp;destdir)</code>
<div class="block">Extract dir from the jar to destdir</div>
</td>
</tr>
<tr id="i33" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#extractDirFromJarImpl-java.lang.String-java.lang.String-java.io.File-">extractDirFromJarImpl</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;jarpath,
<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;dir,
<a href="http://docs.oracle.com/javase/7/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a>&nbsp;destdir)</code>&nbsp;</td>
</tr>
<tr id="i34" class="altColor">
<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/7/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>,<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#findAndReadConfigFile-java.lang.String-">findAndReadConfigFile</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;name)</code>&nbsp;</td>
</tr>
<tr id="i35" class="rowColor">
<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/7/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>,<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#findAndReadConfigFile-java.lang.String-boolean-">findAndReadConfigFile</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;name,
boolean&nbsp;mustExist)</code>&nbsp;</td>
</tr>
<tr id="i36" class="altColor">
<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/7/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="http://docs.oracle.com/javase/7/docs/api/java/net/URL.html?is-external=true" title="class or interface in java.net">URL</a>&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#findResources-java.lang.String-">findResources</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;name)</code>&nbsp;</td>
</tr>
<tr id="i37" class="rowColor">
<td class="colFirst"><code>static void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#forceDelete-java.lang.String-">forceDelete</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;path)</code>
<div class="block">Deletes a file or directory and its contents if it exists.</div>
</td>
</tr>
<tr id="i38" class="altColor">
<td class="colFirst"><code>protected void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#forceDeleteImpl-java.lang.String-">forceDeleteImpl</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;path)</code>&nbsp;</td>
</tr>
<tr id="i39" class="rowColor">
<td class="colFirst"><code>static void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#forceKillProcess-java.lang.String-">forceKillProcess</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;pid)</code>&nbsp;</td>
</tr>
<tr id="i40" class="altColor">
<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/7/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>,<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#fromCompressedJsonConf-byte:A-">fromCompressedJsonConf</a></span>(byte[]&nbsp;serialized)</code>&nbsp;</td>
</tr>
<tr id="i41" class="rowColor">
<td class="colFirst"><code>static &lt;S,T&gt;&nbsp;T</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#get-java.util.Map-S-T-">get</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;S,T&gt;&nbsp;m,
S&nbsp;key,
T&nbsp;def)</code>&nbsp;</td>
</tr>
<tr id="i42" class="altColor">
<td class="colFirst"><code>static int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#getAvailablePort--">getAvailablePort</a></span>()</code>&nbsp;</td>
</tr>
<tr id="i43" class="rowColor">
<td class="colFirst"><code>static int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#getAvailablePort-int-">getAvailablePort</a></span>(int&nbsp;prefferedPort)</code>&nbsp;</td>
</tr>
<tr id="i44" class="altColor">
<td class="colFirst"><code>static boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#getBoolean-java.lang.Object-boolean-">getBoolean</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;o,
boolean&nbsp;defaultValue)</code>&nbsp;</td>
</tr>
<tr id="i45" class="rowColor">
<td class="colFirst"><code>static <a href="../../../../org/apache/storm/blobstore/ClientBlobStore.html" title="class in org.apache.storm.blobstore">ClientBlobStore</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#getClientBlobStore-java.util.Map-">getClientBlobStore</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&nbsp;conf)</code>&nbsp;</td>
</tr>
<tr id="i46" class="altColor">
<td class="colFirst"><code>static <a href="../../../../org/apache/storm/blobstore/ClientBlobStore.html" title="class in org.apache.storm.blobstore">ClientBlobStore</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#getClientBlobStoreForSupervisor-java.util.Map-">getClientBlobStoreForSupervisor</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&nbsp;conf)</code>&nbsp;</td>
</tr>
<tr id="i47" class="rowColor">
<td class="colFirst"><code>static <a href="../../../../org/apache/storm/generated/ComponentCommon.html" title="class in org.apache.storm.generated">ComponentCommon</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#getComponentCommon-org.apache.storm.generated.StormTopology-java.lang.String-">getComponentCommon</a></span>(<a href="../../../../org/apache/storm/generated/StormTopology.html" title="class in org.apache.storm.generated">StormTopology</a>&nbsp;topology,
<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;id)</code>&nbsp;</td>
</tr>
<tr id="i48" class="altColor">
<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#getConfiguredClass-java.util.Map-java.lang.Object-">getConfiguredClass</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&nbsp;conf,
<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;configKey)</code>
<div class="block">Return a new instance of a pluggable specified in the conf.</div>
</td>
</tr>
<tr id="i49" class="rowColor">
<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Double.html?is-external=true" title="class or interface in java.lang">Double</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#getDouble-java.lang.Object-">getDouble</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;o)</code>&nbsp;</td>
</tr>
<tr id="i50" class="altColor">
<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Double.html?is-external=true" title="class or interface in java.lang">Double</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#getDouble-java.lang.Object-java.lang.Double-">getDouble</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;o,
<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Double.html?is-external=true" title="class or interface in java.lang">Double</a>&nbsp;defaultValue)</code>&nbsp;</td>
</tr>
<tr id="i51" class="rowColor">
<td class="colFirst"><code>static long</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#getDU-java.io.File-">getDU</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a>&nbsp;dir)</code>
<div class="block">Takes an input dir or file and returns the disk usage on that local directory.</div>
</td>
</tr>
<tr id="i52" class="altColor">
<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#getFileOwner-java.lang.String-">getFileOwner</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;path)</code>&nbsp;</td>
</tr>
<tr id="i53" class="rowColor">
<td class="colFirst"><code>static <a href="../../../../org/apache/storm/generated/GlobalStreamId.html" title="class in org.apache.storm.generated">GlobalStreamId</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#getGlobalStreamId-java.lang.String-java.lang.String-">getGlobalStreamId</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;streamId,
<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;componentId)</code>&nbsp;</td>
</tr>
<tr id="i54" class="altColor">
<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang">Integer</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#getInt-java.lang.Object-">getInt</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;o)</code>&nbsp;</td>
</tr>
<tr id="i55" class="rowColor">
<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang">Integer</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#getInt-java.lang.Object-java.lang.Integer-">getInt</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;o,
<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang">Integer</a>&nbsp;defaultValue)</code>&nbsp;</td>
</tr>
<tr id="i56" class="altColor">
<td class="colFirst"><code>static <a href="../../../../org/apache/storm/blobstore/BlobStore.html" title="class in org.apache.storm.blobstore">BlobStore</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#getNimbusBlobStore-java.util.Map-org.apache.storm.nimbus.NimbusInfo-">getNimbusBlobStore</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&nbsp;conf,
<a href="../../../../org/apache/storm/nimbus/NimbusInfo.html" title="class in org.apache.storm.nimbus">NimbusInfo</a>&nbsp;nimbusInfo)</code>&nbsp;</td>
</tr>
<tr id="i57" class="rowColor">
<td class="colFirst"><code>static <a href="../../../../org/apache/storm/blobstore/BlobStore.html" title="class in org.apache.storm.blobstore">BlobStore</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#getNimbusBlobStore-java.util.Map-java.lang.String-org.apache.storm.nimbus.NimbusInfo-">getNimbusBlobStore</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&nbsp;conf,
<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;baseDir,
<a href="../../../../org/apache/storm/nimbus/NimbusInfo.html" title="class in org.apache.storm.nimbus">NimbusInfo</a>&nbsp;nimbusInfo)</code>&nbsp;</td>
</tr>
<tr id="i58" class="altColor">
<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/7/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#getRepeat-java.util.List-">getRepeat</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&gt;&nbsp;list)</code>&nbsp;</td>
</tr>
<tr id="i59" class="rowColor">
<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#getSetComponentObject-org.apache.storm.generated.ComponentObject-">getSetComponentObject</a></span>(<a href="../../../../org/apache/storm/generated/ComponentObject.html" title="class in org.apache.storm.generated">ComponentObject</a>&nbsp;obj)</code>&nbsp;</td>
</tr>
<tr id="i60" class="altColor">
<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#getString-java.lang.Object-">getString</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;o)</code>&nbsp;</td>
</tr>
<tr id="i61" class="rowColor">
<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#getString-java.lang.Object-java.lang.String-">getString</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;o,
<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;defaultValue)</code>&nbsp;</td>
</tr>
<tr id="i62" class="altColor">
<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/7/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#getStrings-java.lang.Object-">getStrings</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;o)</code>&nbsp;</td>
</tr>
<tr id="i63" class="rowColor">
<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#getTopologyId-java.lang.String-org.apache.storm.generated.Nimbus.Client-">getTopologyId</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;name,
<a href="../../../../org/apache/storm/generated/Nimbus.Client.html" title="class in org.apache.storm.generated">Nimbus.Client</a>&nbsp;client)</code>&nbsp;</td>
</tr>
<tr id="i64" class="altColor">
<td class="colFirst"><code>static <a href="../../../../org/apache/storm/generated/TopologyInfo.html" title="class in org.apache.storm.generated">TopologyInfo</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#getTopologyInfo-java.lang.String-java.lang.String-java.util.Map-">getTopologyInfo</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;name,
<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;asUser,
<a href="http://docs.oracle.com/javase/7/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&nbsp;stormConf)</code>&nbsp;</td>
</tr>
<tr id="i65" class="rowColor">
<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/7/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;org.apache.zookeeper.data.ACL&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#getWorkerACL-java.util.Map-">getWorkerACL</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&nbsp;conf)</code>&nbsp;</td>
</tr>
<tr id="i66" class="altColor">
<td class="colFirst"><code>static byte[]</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#gunzip-byte:A-">gunzip</a></span>(byte[]&nbsp;data)</code>&nbsp;</td>
</tr>
<tr id="i67" class="rowColor">
<td class="colFirst"><code>static byte[]</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#gzip-byte:A-">gzip</a></span>(byte[]&nbsp;data)</code>&nbsp;</td>
</tr>
<tr id="i68" class="altColor">
<td class="colFirst"><code>static void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#handleUncaughtException-java.lang.Throwable-">handleUncaughtException</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Throwable.html?is-external=true" title="class or interface in java.lang">Throwable</a>&nbsp;t)</code>&nbsp;</td>
</tr>
<tr id="i69" class="rowColor">
<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#hostname--">hostname</a></span>()</code>
<div class="block">Gets the storm.local.hostname value, or tries to figure out the local hostname if it is not set in the config.</div>
</td>
</tr>
<tr id="i70" class="altColor">
<td class="colFirst"><code>protected <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#hostnameImpl--">hostnameImpl</a></span>()</code>&nbsp;</td>
</tr>
<tr id="i71" class="rowColor">
<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/7/docs/api/java/util/TreeMap.html?is-external=true" title="class or interface in java.util">TreeMap</a>&lt;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang">Integer</a>,<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang">Integer</a>&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#integerDivided-int-int-">integerDivided</a></span>(int&nbsp;sum,
int&nbsp;numPieces)</code>&nbsp;</td>
</tr>
<tr id="i72" class="altColor">
<td class="colFirst"><code>static &lt;T&gt;&nbsp;<a href="http://docs.oracle.com/javase/7/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;T&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#interleaveAll-java.util.List-">interleaveAll</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="http://docs.oracle.com/javase/7/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;T&gt;&gt;&nbsp;nodeList)</code>&nbsp;</td>
</tr>
<tr id="i73" class="rowColor">
<td class="colFirst"><code>static boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#isAbsolutePath-java.lang.String-">isAbsolutePath</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;path)</code>&nbsp;</td>
</tr>
<tr id="i74" class="altColor">
<td class="colFirst"><code>static boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#isOnWindows--">isOnWindows</a></span>()</code>&nbsp;</td>
</tr>
<tr id="i75" class="rowColor">
<td class="colFirst"><code>static boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#isSystemId-java.lang.String-">isSystemId</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;id)</code>&nbsp;</td>
</tr>
<tr id="i76" class="altColor">
<td class="colFirst"><code>static boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#isValidConf-java.util.Map-">isValidConf</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>,<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&gt;&nbsp;stormConf)</code>&nbsp;</td>
</tr>
<tr id="i77" class="rowColor">
<td class="colFirst"><code>static boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#isZkAuthenticationConfiguredStormServer-java.util.Map-">isZkAuthenticationConfiguredStormServer</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&nbsp;conf)</code>
<div class="block">Is the cluster configured to interact with ZooKeeper in a secure way? This only works when called from within Nimbus or a Supervisor process.</div>
</td>
</tr>
<tr id="i78" class="altColor">
<td class="colFirst"><code>static boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#isZkAuthenticationConfiguredTopology-java.util.Map-">isZkAuthenticationConfiguredTopology</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&nbsp;conf)</code>
<div class="block">Is the topology configured to have ZooKeeper authentication.</div>
</td>
</tr>
<tr id="i79" class="rowColor">
<td class="colFirst"><code>static <a href="../../../../org/apache/storm/daemon/JarTransformer.html" title="interface in org.apache.storm.daemon">JarTransformer</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#jarTransformer-java.lang.String-">jarTransformer</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;klass)</code>&nbsp;</td>
</tr>
<tr id="i80" class="altColor">
<td class="colFirst"><code>static &lt;T&gt;&nbsp;T</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#javaDeserialize-byte:A-java.lang.Class-">javaDeserialize</a></span>(byte[]&nbsp;serialized,
<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a>&lt;T&gt;&nbsp;clazz)</code>&nbsp;</td>
</tr>
<tr id="i81" class="rowColor">
<td class="colFirst"><code>static byte[]</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#javaSerialize-java.lang.Object-">javaSerialize</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;obj)</code>&nbsp;</td>
</tr>
<tr id="i82" class="altColor">
<td class="colFirst"><code>static &lt;T&gt;&nbsp;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#join-java.lang.Iterable-java.lang.String-">join</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang">Iterable</a>&lt;T&gt;&nbsp;coll,
<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;sep)</code>&nbsp;</td>
</tr>
<tr id="i83" class="rowColor">
<td class="colFirst"><code>static &lt;K,V&gt;&nbsp;<a href="http://docs.oracle.com/javase/7/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;K,<a href="http://docs.oracle.com/javase/7/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;V&gt;&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#joinMaps-java.util.Map...-">joinMaps</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;K,V&gt;...&nbsp;maps)</code>
<div class="block">Joins any number of maps together into a single map, combining their values into a list, maintaining values in the order the maps were passed in.</div>
</td>
</tr>
<tr id="i84" class="altColor">
<td class="colFirst"><code>static void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#killProcessWithSigTerm-java.lang.String-">killProcessWithSigTerm</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;pid)</code>&nbsp;</td>
</tr>
<tr id="i85" class="rowColor">
<td class="colFirst"><code>static clojure.lang.IFn</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#loadClojureFn-java.lang.String-java.lang.String-">loadClojureFn</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;namespace,
<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;name)</code>&nbsp;</td>
</tr>
<tr id="i86" class="altColor">
<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#localHostname--">localHostname</a></span>()</code>&nbsp;</td>
</tr>
<tr id="i87" class="rowColor">
<td class="colFirst"><code>protected <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#localHostnameImpl--">localHostnameImpl</a></span>()</code>&nbsp;</td>
</tr>
<tr id="i88" class="altColor">
<td class="colFirst"><code>static long</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#localVersionOfBlob-java.lang.String-">localVersionOfBlob</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;localFile)</code>&nbsp;</td>
</tr>
<tr id="i89" class="rowColor">
<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#logsFilename-java.lang.String-java.lang.String-">logsFilename</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;stormId,
<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;port)</code>&nbsp;</td>
</tr>
<tr id="i90" class="altColor">
<td class="colFirst"><code>static <a href="../../../../org/apache/storm/utils/Utils.UptimeComputer.html" title="class in org.apache.storm.utils">Utils.UptimeComputer</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#makeUptimeComputer--">makeUptimeComputer</a></span>()</code>&nbsp;</td>
</tr>
<tr id="i91" class="rowColor">
<td class="colFirst"><code><a href="../../../../org/apache/storm/utils/Utils.UptimeComputer.html" title="class in org.apache.storm.utils">Utils.UptimeComputer</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#makeUptimeComputerImpl--">makeUptimeComputerImpl</a></span>()</code>&nbsp;</td>
</tr>
<tr id="i92" class="altColor">
<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#memoizedLocalHostname--">memoizedLocalHostname</a></span>()</code>&nbsp;</td>
</tr>
<tr id="i93" class="rowColor">
<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Runnable.html?is-external=true" title="class or interface in java.lang">Runnable</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#mkSuicideFn--">mkSuicideFn</a></span>()</code>&nbsp;</td>
</tr>
<tr id="i94" class="altColor">
<td class="colFirst"><code>static org.apache.curator.framework.CuratorFramework</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#newCurator-java.util.Map-java.util.List-java.lang.Object-java.lang.String-">newCurator</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&nbsp;conf,
<a href="http://docs.oracle.com/javase/7/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&gt;&nbsp;servers,
<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;port,
<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;root)</code>&nbsp;</td>
</tr>
<tr id="i95" class="rowColor">
<td class="colFirst"><code>static org.apache.curator.framework.CuratorFramework</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#newCurator-java.util.Map-java.util.List-java.lang.Object-java.lang.String-org.apache.storm.utils.ZookeeperAuthInfo-">newCurator</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&nbsp;conf,
<a href="http://docs.oracle.com/javase/7/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&gt;&nbsp;servers,
<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;port,
<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;root,
<a href="../../../../org/apache/storm/utils/ZookeeperAuthInfo.html" title="class in org.apache.storm.utils">ZookeeperAuthInfo</a>&nbsp;auth)</code>&nbsp;</td>
</tr>
<tr id="i96" class="altColor">
<td class="colFirst"><code>static org.apache.curator.framework.CuratorFramework</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#newCurator-java.util.Map-java.util.List-java.lang.Object-org.apache.storm.utils.ZookeeperAuthInfo-">newCurator</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&nbsp;conf,
<a href="http://docs.oracle.com/javase/7/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&gt;&nbsp;servers,
<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;port,
<a href="../../../../org/apache/storm/utils/ZookeeperAuthInfo.html" title="class in org.apache.storm.utils">ZookeeperAuthInfo</a>&nbsp;auth)</code>&nbsp;</td>
</tr>
<tr id="i97" class="rowColor">
<td class="colFirst"><code>static org.apache.curator.framework.CuratorFramework</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#newCuratorStarted-java.util.Map-java.util.List-java.lang.Object-java.lang.String-org.apache.storm.utils.ZookeeperAuthInfo-">newCuratorStarted</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&nbsp;conf,
<a href="http://docs.oracle.com/javase/7/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&gt;&nbsp;servers,
<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;port,
<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;root,
<a href="../../../../org/apache/storm/utils/ZookeeperAuthInfo.html" title="class in org.apache.storm.utils">ZookeeperAuthInfo</a>&nbsp;auth)</code>&nbsp;</td>
</tr>
<tr id="i98" class="altColor">
<td class="colFirst"><code>static org.apache.curator.framework.CuratorFramework</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#newCuratorStarted-java.util.Map-java.util.List-java.lang.Object-org.apache.storm.utils.ZookeeperAuthInfo-">newCuratorStarted</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&nbsp;conf,
<a href="http://docs.oracle.com/javase/7/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&gt;&nbsp;servers,
<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;port,
<a href="../../../../org/apache/storm/utils/ZookeeperAuthInfo.html" title="class in org.apache.storm.utils">ZookeeperAuthInfo</a>&nbsp;auth)</code>&nbsp;</td>
</tr>
<tr id="i99" class="rowColor">
<td class="colFirst"><code>static &lt;T&gt;&nbsp;T</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#newInstance-java.lang.Class-">newInstance</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a>&lt;T&gt;&nbsp;klass)</code>&nbsp;</td>
</tr>
<tr id="i100" class="altColor">
<td class="colFirst"><code>static &lt;T&gt;&nbsp;T</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#newInstance-java.lang.String-">newInstance</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;klass)</code>&nbsp;</td>
</tr>
<tr id="i101" class="rowColor">
<td class="colFirst"><code>&lt;T&gt;&nbsp;T</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#newInstanceImpl-java.lang.Class-">newInstanceImpl</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a>&lt;T&gt;&nbsp;klass)</code>&nbsp;</td>
</tr>
<tr id="i102" class="altColor">
<td class="colFirst"><code>static long</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#nimbusVersionOfBlob-java.lang.String-org.apache.storm.blobstore.ClientBlobStore-">nimbusVersionOfBlob</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;key,
<a href="../../../../org/apache/storm/blobstore/ClientBlobStore.html" title="class in org.apache.storm.blobstore">ClientBlobStore</a>&nbsp;cb)</code>&nbsp;</td>
</tr>
<tr id="i103" class="rowColor">
<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#nullToZero-java.lang.Object-">nullToZero</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;v)</code>&nbsp;</td>
</tr>
<tr id="i104" class="altColor">
<td class="colFirst"><code>static &lt;V&gt;&nbsp;V</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#OR-V-V-">OR</a></span>(V&nbsp;a,
V&nbsp;b)</code>
<div class="block">a or b the first one that is not null</div>
</td>
</tr>
<tr id="i105" class="rowColor">
<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Double.html?is-external=true" title="class or interface in java.lang">Double</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#parseJvmHeapMemByChildOpts-java.lang.String-java.lang.Double-">parseJvmHeapMemByChildOpts</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;input,
<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Double.html?is-external=true" title="class or interface in java.lang">Double</a>&nbsp;defaultValue)</code>
<div class="block">parses the arguments to extract jvm heap memory size in MB.</div>
</td>
</tr>
<tr id="i106" class="altColor">
<td class="colFirst"><code>static &lt;T&gt;&nbsp;<a href="http://docs.oracle.com/javase/7/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="http://docs.oracle.com/javase/7/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;T&gt;&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#partitionFixed-int-java.util.Collection-">partitionFixed</a></span>(int&nbsp;maxNumChunks,
<a href="http://docs.oracle.com/javase/7/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</a>&lt;T&gt;&nbsp;coll)</code>
<div class="block">Fills up chunks out of a collection (given a maximum amount of chunks)</div>
</td>
</tr>
<tr id="i107" class="rowColor">
<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#processPid--">processPid</a></span>()</code>&nbsp;</td>
</tr>
<tr id="i108" class="altColor">
<td class="colFirst"><code>static void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#readAndLogStream-java.lang.String-java.io.InputStream-">readAndLogStream</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;prefix,
<a href="http://docs.oracle.com/javase/7/docs/api/java/io/InputStream.html?is-external=true" title="class or interface in java.io">InputStream</a>&nbsp;in)</code>&nbsp;</td>
</tr>
<tr id="i109" class="rowColor">
<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/7/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>,<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#readCommandLineOpts--">readCommandLineOpts</a></span>()</code>&nbsp;</td>
</tr>
<tr id="i110" class="altColor">
<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/7/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>,<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#readDefaultConfig--">readDefaultConfig</a></span>()</code>&nbsp;</td>
</tr>
<tr id="i111" class="rowColor">
<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/7/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</a>&lt;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#readDirContents-java.lang.String-">readDirContents</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;dir)</code>
<div class="block">Returns a Collection of file names found under the given directory.</div>
</td>
</tr>
<tr id="i112" class="altColor">
<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/7/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>,<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#readStormConfig--">readStormConfig</a></span>()</code>&nbsp;</td>
</tr>
<tr id="i113" class="rowColor">
<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#readYamlFile-java.lang.String-">readYamlFile</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;yamlFile)</code>&nbsp;</td>
</tr>
<tr id="i114" class="altColor">
<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/7/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>,<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#redactValue-java.util.Map-java.lang.Object-">redactValue</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>,<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&gt;&nbsp;m,
<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;key)</code>
<div class="block">Creates a new map with a string value in the map replaced with an equivalently-lengthed string of &lsquo;#&rsquo;.</div>
</td>
</tr>
<tr id="i115" class="rowColor">
<td class="colFirst"><code>static void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#resetClassLoaderForJavaDeSerialize--">resetClassLoaderForJavaDeSerialize</a></span>()</code>&nbsp;</td>
</tr>
<tr id="i116" class="altColor">
<td class="colFirst"><code>static void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#restrictPermissions-java.lang.String-">restrictPermissions</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;baseDir)</code>&nbsp;</td>
</tr>
<tr id="i117" class="rowColor">
<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/7/docs/api/java/util/HashMap.html?is-external=true" title="class or interface in java.util">HashMap</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#reverseMap-java.util.List-">reverseMap</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&nbsp;listSeq)</code>
<div class="block">&ldquo;[[:a 1] [:b 1] [:c 2]} -&gt; {1 [:a :b] 2 :c}&rdquo; Reverses an assoc-list style Map like reverseMap(Map&hellip;)</div>
</td>
</tr>
<tr id="i118" class="altColor">
<td class="colFirst"><code>static &lt;K,V&gt;&nbsp;<a href="http://docs.oracle.com/javase/7/docs/api/java/util/HashMap.html?is-external=true" title="class or interface in java.util">HashMap</a>&lt;V,<a href="http://docs.oracle.com/javase/7/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;K&gt;&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#reverseMap-java.util.Map-">reverseMap</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;K,V&gt;&nbsp;map)</code>
<div class="block">&ldquo;{:a 1 :b 1 :c 2} -&gt; {1 [:a :b] 2 :c}&rdquo;</div>
</td>
</tr>
<tr id="i119" class="rowColor">
<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#scriptFilePath-java.lang.String-">scriptFilePath</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;dir)</code>&nbsp;</td>
</tr>
<tr id="i120" class="altColor">
<td class="colFirst"><code>static long</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#secureRandomLong--">secureRandomLong</a></span>()</code>&nbsp;</td>
</tr>
<tr id="i121" class="rowColor">
<td class="colFirst"><code>static void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#sendSignalToProcess-long-int-">sendSignalToProcess</a></span>(long&nbsp;lpid,
int&nbsp;signum)</code>&nbsp;</td>
</tr>
<tr id="i122" class="altColor">
<td class="colFirst"><code>static byte[]</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#serialize-java.lang.Object-">serialize</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;obj)</code>&nbsp;</td>
</tr>
<tr id="i123" class="rowColor">
<td class="colFirst"><code>static void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#setClassLoaderForJavaDeSerialize-java.lang.ClassLoader-">setClassLoaderForJavaDeSerialize</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/ClassLoader.html?is-external=true" title="class or interface in java.lang">ClassLoader</a>&nbsp;cl)</code>&nbsp;</td>
</tr>
<tr id="i124" class="altColor">
<td class="colFirst"><code>static <a href="../../../../org/apache/storm/utils/Utils.html" title="class in org.apache.storm.utils">Utils</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#setInstance-org.apache.storm.utils.Utils-">setInstance</a></span>(<a href="../../../../org/apache/storm/utils/Utils.html" title="class in org.apache.storm.utils">Utils</a>&nbsp;u)</code>
<div class="block">Provide an instance of this class for delegates to use.</div>
</td>
</tr>
<tr id="i125" class="rowColor">
<td class="colFirst"><code>protected static void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#setupBuilder-org.apache.curator.framework.CuratorFrameworkFactory.Builder-java.lang.String-java.util.Map-org.apache.storm.utils.ZookeeperAuthInfo-">setupBuilder</a></span>(org.apache.curator.framework.CuratorFrameworkFactory.Builder&nbsp;builder,
<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;zkStr,
<a href="http://docs.oracle.com/javase/7/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&nbsp;conf,
<a href="../../../../org/apache/storm/utils/ZookeeperAuthInfo.html" title="class in org.apache.storm.utils">ZookeeperAuthInfo</a>&nbsp;auth)</code>&nbsp;</td>
</tr>
<tr id="i126" class="altColor">
<td class="colFirst"><code>static void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#setupDefaultUncaughtExceptionHandler--">setupDefaultUncaughtExceptionHandler</a></span>()</code>&nbsp;</td>
</tr>
<tr id="i127" class="rowColor">
<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#shellCmd-java.util.List-">shellCmd</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&gt;&nbsp;command)</code>
<div class="block">Returns the combined string, escaped for posix shell.</div>
</td>
</tr>
<tr id="i128" class="altColor">
<td class="colFirst"><code>static void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#sleep-long-">sleep</a></span>(long&nbsp;millis)</code>&nbsp;</td>
</tr>
<tr id="i129" class="rowColor">
<td class="colFirst"><code>static void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#testSetupBuilder-org.apache.curator.framework.CuratorFrameworkFactory.Builder-java.lang.String-java.util.Map-org.apache.storm.utils.ZookeeperAuthInfo-">testSetupBuilder</a></span>(org.apache.curator.framework.CuratorFrameworkFactory.Builder&nbsp;builder,
<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;zkStr,
<a href="http://docs.oracle.com/javase/7/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&nbsp;conf,
<a href="../../../../org/apache/storm/utils/ZookeeperAuthInfo.html" title="class in org.apache.storm.utils">ZookeeperAuthInfo</a>&nbsp;auth)</code>&nbsp;</td>
</tr>
<tr id="i130" class="altColor">
<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#threadDump--">threadDump</a></span>()</code>
<div class="block">Gets some information, including stack trace, for a running thread.</div>
</td>
</tr>
<tr id="i131" class="rowColor">
<td class="colFirst"><code>static &lt;T&gt;&nbsp;T</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#thriftDeserialize-java.lang.Class-byte:A-">thriftDeserialize</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a>&lt;T&gt;&nbsp;c,
byte[]&nbsp;b)</code>&nbsp;</td>
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<tr id="i132" class="altColor">
<td class="colFirst"><code>static &lt;T&gt;&nbsp;T</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#thriftDeserialize-java.lang.Class-byte:A-int-int-">thriftDeserialize</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a>&lt;T&gt;&nbsp;c,
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<tr id="i133" class="rowColor">
<td class="colFirst"><code>static byte[]</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#thriftSerialize-org.apache.thrift.TBase-">thriftSerialize</a></span>(org.apache.thrift.TBase&nbsp;t)</code>&nbsp;</td>
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<tr id="i134" class="altColor">
<td class="colFirst"><code>static byte[]</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#toByteArray-java.nio.ByteBuffer-">toByteArray</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/nio/ByteBuffer.html?is-external=true" title="class or interface in java.nio">ByteBuffer</a>&nbsp;buffer)</code>&nbsp;</td>
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<tr id="i135" class="rowColor">
<td class="colFirst"><code>static byte[]</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/utils/Utils.html#toCompressedJsonConf-java.util.Map-">toCompressedJsonConf</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>,<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&gt;&nbsp;stormConf)</code>&nbsp;</td>
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<tr id="i136" class="altColor">
<td class="colFirst"><code>static int</code></td>
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<div class="block">A cheap way to deterministically convert a number to a positive value.</div>
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<tr id="i137" class="rowColor">
<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/7/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&gt;</code></td>
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<tr id="i138" class="altColor">
<td class="colFirst"><code>static void</code></td>
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<div class="block">Unpack matching files from a jar.</div>
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<tr id="i139" class="rowColor">
<td class="colFirst"><code>static void</code></td>
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<tr id="i140" class="altColor">
<td class="colFirst"><code>static void</code></td>
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<div class="block">Given a Tar File as input it will untar the file in a the untar directory passed as the second parameter <p/> This utility will untar &ldquo;.tar&rdquo; files and &ldquo;.tar.gz&rdquo;,&ldquo;tgz&rdquo; files.</div>
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<td class="colFirst"><code>static void</code></td>
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<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
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<tr id="i143" class="rowColor">
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<td class="colFirst"><code>static void</code></td>
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<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/RuntimeException.html?is-external=true" title="class or interface in java.lang">RuntimeException</a></code></td>
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<tr id="i147" class="rowColor">
<td class="colFirst"><code>static double</code></td>
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<tr id="i149" class="rowColor">
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<div class="block"><p>Unpack matching files from a jar. Entries inside the jar that do not match the given pattern will be skipped.</p></div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>jarFile</code> - the .jar file to unpack</dd>
<dd><code>toDir</code> - the destination directory into which to unpack the jar</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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int&nbsp;buffSize)
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<div class="block"><p>Copies from one stream to another.</p></div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>in</code> - InputStream to read from</dd>
<dd><code>out</code> - OutputStream to write to</dd>
<dd><code>buffSize</code> - the size of the buffer</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<div class="block"><p>Given a Tar File as input it will untar the file in a the untar directory passed as the second parameter <p/> This utility will untar &ldquo;.tar&rdquo; files and &ldquo;.tar.gz&rdquo;,&ldquo;tgz&rdquo; files.</p></div>
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<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>inFile</code> - The tar file as input.</dd>
<dd><code>untarDir</code> - The untar directory where to untar the tar file.</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<a href="http://docs.oracle.com/javase/7/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&nbsp;conf,
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<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;port,
<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;root,
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<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;port,
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<pre>public static&nbsp;<a href="http://docs.oracle.com/javase/7/docs/api/java/util/TreeMap.html?is-external=true" title="class or interface in java.util">TreeMap</a>&lt;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang">Integer</a>,<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang">Integer</a>&gt;&nbsp;integerDivided(int&nbsp;sum,
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<pre>public static&nbsp;void&nbsp;readAndLogStream(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;prefix,
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<div class="block"><p>Checks if a throwable is an instance of a particular class</p></div>
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<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>klass</code> - The class you&rsquo;re expecting</dd>
<dd><code>throwable</code> - The throwable you expect to be an instance of klass</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>true if throwable is instance of klass, false otherwise.</dd>
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<div class="block"><p>Is the cluster configured to interact with ZooKeeper in a secure way? This only works when called from within Nimbus or a Supervisor process.</p></div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>conf</code> - the storm configuration, not the topology configuration</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>true if it is configured else false.</dd>
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<div class="block"><p>Is the topology configured to have ZooKeeper authentication.</p></div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>conf</code> - the topology configuration</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>true if ZK is configured else false</dd>
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<pre>public static&nbsp;<a href="http://docs.oracle.com/javase/7/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;org.apache.zookeeper.data.ACL&gt;&nbsp;getWorkerACL(<a href="http://docs.oracle.com/javase/7/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&nbsp;conf)</pre>
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<pre>public static&nbsp;long&nbsp;getDU(<a href="http://docs.oracle.com/javase/7/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a>&nbsp;dir)</pre>
<div class="block"><p>Takes an input dir or file and returns the disk usage on that local directory. Very basic implementation.</p></div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>dir</code> - The input dir to get the disk space of this local dir</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>The total disk space of the input local directory</dd>
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<pre>public static&nbsp;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;threadDump()</pre>
<div class="block"><p>Gets some information, including stack trace, for a running thread.</p></div>
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<dt><span class="returnLabel">Returns:</span></dt>
<dd>A human-readable string of the dump.</dd>
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throws <a href="../../../../org/apache/storm/generated/InvalidTopologyException.html" title="class in org.apache.storm.generated">InvalidTopologyException</a></pre>
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<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="../../../../org/apache/storm/generated/InvalidTopologyException.html" title="class in org.apache.storm.generated">InvalidTopologyException</a></code></dd>
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<pre>public static&nbsp;void&nbsp;unZip(<a href="http://docs.oracle.com/javase/7/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a>&nbsp;inFile,
<a href="http://docs.oracle.com/javase/7/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a>&nbsp;unzipDir)
throws <a href="http://docs.oracle.com/javase/7/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><p>Given a File input it will unzip the file in a the unzip directory passed as the second parameter</p></div>
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<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>inFile</code> - The zip file as input</dd>
<dd><code>unzipDir</code> - The unzip directory where to unzip the zip file.</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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throws <a href="http://docs.oracle.com/javase/7/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><p>Given a zip File input it will return its size Only works for zip files whose uncompressed size is less than 4 GB, otherwise returns the size module 2^32, per gzip specifications</p></div>
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<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>myFile</code> - The zip file as input</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>zip file size as a long</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<div class="block"><p>parses the arguments to extract jvm heap memory size in MB.</p></div>
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<dd><code>input</code> - </dd>
<dd><code>defaultValue</code> - </dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the value of the JVM heap memory setting (in MB) in a java command.</dd>
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<pre>public static&nbsp;int&nbsp;toPositive(int&nbsp;number)</pre>
<div class="block"><p>A cheap way to deterministically convert a number to a positive value. When the input is positive, the original value is returned. When the input number is negative, the returned positive value is the original value bit AND against Integer.MAX_VALUE(0x7fffffff) which is not its absolutely value.</p></div>
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<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>number</code> - a given number</dd>
<dt><span class="returnLabel">Returns:</span></dt>
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<pre>public static&nbsp;boolean&nbsp;zipDoesContainDir(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;zipfile,
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<div class="block"><p>Determines if a zip archive contains a particular directory.</p></div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>zipfile</code> - path to the zipped file</dd>
<dd><code>target</code> - directory being looked for in the zip.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>boolean whether or not the directory exists in the zip.</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<pre>public static&nbsp;&lt;K,V&gt;&nbsp;<a href="http://docs.oracle.com/javase/7/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;K,<a href="http://docs.oracle.com/javase/7/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;V&gt;&gt;&nbsp;joinMaps(<a href="http://docs.oracle.com/javase/7/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;K,V&gt;...&nbsp;maps)</pre>
<div class="block"><p>Joins any number of maps together into a single map, combining their values into a list, maintaining values in the order the maps were passed in. Nulls are inserted for given keys when the map does not contain that key.</p><p>i.e. joinMaps({&lsquo;a&rsquo; =&gt; 1, &lsquo;b&rsquo; =&gt; 2}, {&lsquo;b&rsquo; =&gt; 3}, {&lsquo;a&rsquo; =&gt; 4, &lsquo;c&rsquo; =&gt; 5}) -&gt; {&lsquo;a&rsquo; =&gt; [1, null, 4], &lsquo;b&rsquo; =&gt; [2, 3, null], &lsquo;c&rsquo; =&gt; [null, null, 5]}</p></div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>maps</code> - variable number of maps to join - order affects order of values in output.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>combined map</dd>
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<pre>public static&nbsp;&lt;T&gt;&nbsp;<a href="http://docs.oracle.com/javase/7/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="http://docs.oracle.com/javase/7/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;T&gt;&gt;&nbsp;partitionFixed(int&nbsp;maxNumChunks,
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<div class="block"><p>Fills up chunks out of a collection (given a maximum amount of chunks)</p><p>i.e. partitionFixed(5, [1,2,3]) -&gt; <a href="1,2,3">1,2,3</a> partitionFixed(5, [1..9]) -&gt; [[1,2], [3,4], [5,6], [7,8], [9]] partitionFixed(3, [1..10]) -&gt; [[1,2,3,4], [5,6,7], [8,9,10]]</p></div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>maxNumChunks</code> - the maximum number of chunks to return</dd>
<dd><code>coll</code> - the collection to be chunked up</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>a list of the chunks, which are themselves lists.</dd>
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<pre>public static&nbsp;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;getConfiguredClass(<a href="http://docs.oracle.com/javase/7/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&nbsp;conf,
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<div class="block"><p>Return a new instance of a pluggable specified in the conf.</p></div>
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<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>conf</code> - The conf to read from.</dd>
<dd><code>configKey</code> - The key pointing to the pluggable class</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>an instance of the class or null if it is not specified.</dd>
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<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;port)</pre>
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<pre>public static&nbsp;void&nbsp;setupDefaultUncaughtExceptionHandler()</pre>
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<pre>public static&nbsp;<a href="http://docs.oracle.com/javase/7/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>,<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&gt;&nbsp;redactValue(<a href="http://docs.oracle.com/javase/7/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>,<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&gt;&nbsp;m,
<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;key)</pre>
<div class="block"><p>Creates a new map with a string value in the map replaced with an equivalently-lengthed string of &lsquo;#&rsquo;.</p></div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>m</code> - The map that a value will be redacted from</dd>
<dd><code>key</code> - The key pointing to the value to be redacted</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>a new map with the value redacted. The original map will not be modified.</dd>
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<pre>public static&nbsp;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;localHostname()
throws <a href="http://docs.oracle.com/javase/7/docs/api/java/net/UnknownHostException.html?is-external=true" title="class or interface in java.net">UnknownHostException</a></pre>
<dl>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/net/UnknownHostException.html?is-external=true" title="class or interface in java.net">UnknownHostException</a></code></dd>
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throws <a href="http://docs.oracle.com/javase/7/docs/api/java/net/UnknownHostException.html?is-external=true" title="class or interface in java.net">UnknownHostException</a></pre>
<dl>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/net/UnknownHostException.html?is-external=true" title="class or interface in java.net">UnknownHostException</a></code></dd>
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throws <a href="http://docs.oracle.com/javase/7/docs/api/java/net/UnknownHostException.html?is-external=true" title="class or interface in java.net">UnknownHostException</a></pre>
<dl>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/net/UnknownHostException.html?is-external=true" title="class or interface in java.net">UnknownHostException</a></code></dd>
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<pre>public static&nbsp;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;hostname()
throws <a href="http://docs.oracle.com/javase/7/docs/api/java/net/UnknownHostException.html?is-external=true" title="class or interface in java.net">UnknownHostException</a></pre>
<div class="block"><p>Gets the storm.local.hostname value, or tries to figure out the local hostname if it is not set in the config.</p></div>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>a string representation of the hostname.</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/net/UnknownHostException.html?is-external=true" title="class or interface in java.net">UnknownHostException</a></code></dd>
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<pre>protected&nbsp;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;hostnameImpl()
throws <a href="http://docs.oracle.com/javase/7/docs/api/java/net/UnknownHostException.html?is-external=true" title="class or interface in java.net">UnknownHostException</a></pre>
<dl>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/net/UnknownHostException.html?is-external=true" title="class or interface in java.net">UnknownHostException</a></code></dd>
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<pre>public static&nbsp;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;uuid()</pre>
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<pre>public static&nbsp;void&nbsp;exitProcess(int&nbsp;val,
<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;msg)</pre>
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<pre>public static&nbsp;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Runnable.html?is-external=true" title="class or interface in java.lang">Runnable</a>&nbsp;mkSuicideFn()</pre>
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<pre>public static&nbsp;&lt;K,V&gt;&nbsp;<a href="http://docs.oracle.com/javase/7/docs/api/java/util/HashMap.html?is-external=true" title="class or interface in java.util">HashMap</a>&lt;V,<a href="http://docs.oracle.com/javase/7/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;K&gt;&gt;&nbsp;reverseMap(<a href="http://docs.oracle.com/javase/7/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;K,V&gt;&nbsp;map)</pre>
<div class="block"><p>&ldquo;{:a 1 :b 1 :c 2} -&gt; {1 [:a :b] 2 :c}&rdquo;</p><p>Example usage in java: Map&lt;Integer, String&gt; tasks; Map&lt;String, List<Integer>&gt; componentTasks = Utils.reverse_map(tasks);</p><p>The order of he resulting list values depends on the ordering properties of the Map passed in. The caller is responsible for passing an ordered map if they expect the result to be consistently ordered as well.</p></div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>map</code> - to reverse</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>a reversed map</dd>
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<pre>public static&nbsp;<a href="http://docs.oracle.com/javase/7/docs/api/java/util/HashMap.html?is-external=true" title="class or interface in java.util">HashMap</a>&nbsp;reverseMap(<a href="http://docs.oracle.com/javase/7/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&nbsp;listSeq)</pre>
<div class="block"><p>&ldquo;[[:a 1] [:b 1] [:c 2]} -&gt; {1 [:a :b] 2 :c}&rdquo; Reverses an assoc-list style Map like reverseMap(Map&hellip;)</p></div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>listSeq</code> - to reverse</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>a reversed map</dd>
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<pre>public static&nbsp;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;processPid()</pre>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the pid of this JVM, because Java doesn&rsquo;t provide a real way to do this.</dd>
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<pre>public static&nbsp;int&nbsp;execCommand(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>...&nbsp;command)
throws org.apache.commons.exec.ExecuteException,
<a href="http://docs.oracle.com/javase/7/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<dl>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code>org.apache.commons.exec.ExecuteException</code></dd>
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<pre>public static&nbsp;void&nbsp;extractDirFromJar(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;jarpath,
<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;dir,
<a href="http://docs.oracle.com/javase/7/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a>&nbsp;destdir)</pre>
<div class="block"><p>Extract dir from the jar to destdir</p></div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>jarpath</code> - Path to the jar file</dd>
<dd><code>dir</code> - Directory in the jar to pull out</dd>
<dd><code>destdir</code> - Path to the directory where the extracted directory will be put</dd>
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<pre>public&nbsp;void&nbsp;extractDirFromJarImpl(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;jarpath,
<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;dir,
<a href="http://docs.oracle.com/javase/7/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a>&nbsp;destdir)</pre>
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<pre>public static&nbsp;void&nbsp;sendSignalToProcess(long&nbsp;lpid,
int&nbsp;signum)
throws <a href="http://docs.oracle.com/javase/7/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<dl>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<pre>public static&nbsp;void&nbsp;forceKillProcess(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;pid)
throws <a href="http://docs.oracle.com/javase/7/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<dl>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<pre>public static&nbsp;void&nbsp;killProcessWithSigTerm(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;pid)
throws <a href="http://docs.oracle.com/javase/7/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<dl>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<div class="block"><p>Adds the user supplied function as a shutdown hook for cleanup. Also adds a function that sleeps for a second and then halts the runtime to avoid any zombie process in case cleanup function hangs.</p></div>
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<pre>public static&nbsp;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;shellCmd(<a href="http://docs.oracle.com/javase/7/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&gt;&nbsp;command)</pre>
<div class="block"><p>Returns the combined string, escaped for posix shell.</p></div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>command</code> - the list of strings to be combined</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the resulting command string</dd>
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<pre>public static&nbsp;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;scriptFilePath(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;dir)</pre>
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<pre>public static&nbsp;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;containerFilePath(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;dir)</pre>
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<pre>public static&nbsp;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;nullToZero(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;v)</pre>
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<pre>public static&nbsp;void&nbsp;forceDelete(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;path)
throws <a href="http://docs.oracle.com/javase/7/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><p>Deletes a file or directory and its contents if it exists. Does not complain if the input is null or does not exist.</p></div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>path</code> - the path to the file or directory</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<pre>protected&nbsp;void&nbsp;forceDeleteImpl(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;path)
throws <a href="http://docs.oracle.com/javase/7/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<dl>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<pre>public static&nbsp;<a href="http://docs.oracle.com/javase/7/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</a>&lt;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&gt;&nbsp;readDirContents(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;dir)</pre>
<div class="block"><p>Returns a Collection of file names found under the given directory.</p></div>
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<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>dir</code> - a directory</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the Collection of file names</dd>
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<pre>public static&nbsp;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;currentClasspath()</pre>
<div class="block"><p>Returns the value of java.class.path System property. Kept separate for testing.</p></div>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the classpath</dd>
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<pre>public static&nbsp;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;addToClasspath(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;classpath,
<a href="http://docs.oracle.com/javase/7/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</a>&lt;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&gt;&nbsp;paths)</pre>
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<pre>public static&nbsp;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;addToClasspath(<a href="http://docs.oracle.com/javase/7/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</a>&lt;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&gt;&nbsp;classpaths,
<a href="http://docs.oracle.com/javase/7/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</a>&lt;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&gt;&nbsp;paths)</pre>
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<pre>public&nbsp;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;addToClasspathImpl(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;classpath,
<a href="http://docs.oracle.com/javase/7/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</a>&lt;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&gt;&nbsp;paths)</pre>
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<pre>public&nbsp;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;addToClasspathImpl(<a href="http://docs.oracle.com/javase/7/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</a>&lt;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&gt;&nbsp;classpaths,
<a href="http://docs.oracle.com/javase/7/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</a>&lt;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&gt;&nbsp;paths)</pre>
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<pre>public static&nbsp;<a href="../../../../org/apache/storm/utils/Utils.UptimeComputer.html" title="class in org.apache.storm.utils">Utils.UptimeComputer</a>&nbsp;makeUptimeComputer()</pre>
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<pre>public&nbsp;<a href="../../../../org/apache/storm/utils/Utils.UptimeComputer.html" title="class in org.apache.storm.utils">Utils.UptimeComputer</a>&nbsp;makeUptimeComputerImpl()</pre>
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<pre>public static&nbsp;&lt;V&gt;&nbsp;V&nbsp;OR(V&nbsp;a,
V&nbsp;b)</pre>
<div class="block"><p>a or b the first one that is not null</p></div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>a</code> - something</dd>
<dd><code>b</code> - something else</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>a or b the first one that is not null</dd>
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<pre>public static&nbsp;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;writeScript(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;dir,
<a href="http://docs.oracle.com/javase/7/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&gt;&nbsp;command,
<a href="http://docs.oracle.com/javase/7/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>,<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&gt;&nbsp;environment)
throws <a href="http://docs.oracle.com/javase/7/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><p>Writes a posix shell script file to be executed in its own process.</p></div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>dir</code> - the directory under which the script is to be written</dd>
<dd><code>command</code> - the command the script is to execute</dd>
<dd><code>environment</code> - optional environment variables to set before running the script&rsquo;s command. May be null.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the path to the script that has been written</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<pre>public static&nbsp;<a href="../../../../org/apache/storm/utils/Utils.SmartThread.html" title="class in org.apache.storm.utils">Utils.SmartThread</a>&nbsp;asyncLoop(<a href="http://docs.oracle.com/javase/7/docs/api/java/util/concurrent/Callable.html?is-external=true" title="class or interface in java.util.concurrent">Callable</a>&nbsp;afn,
boolean&nbsp;isDaemon,
<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Thread.UncaughtExceptionHandler.html?is-external=true" title="class or interface in java.lang">Thread.UncaughtExceptionHandler</a>&nbsp;eh,
int&nbsp;priority,
boolean&nbsp;isFactory,
boolean&nbsp;startImmediately,
<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;threadName)</pre>
<div class="block"><p>Creates a thread that calls the given code repeatedly, sleeping for an interval of seconds equal to the return value of the previous call.</p><p>The given afn may be a callable that returns the number of seconds to sleep, or it may be a Callable that returns another Callable that in turn returns the number of seconds to sleep. In the latter case isFactory.</p></div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>afn</code> - the code to call on each iteration</dd>
<dd><code>isDaemon</code> - whether the new thread should be a daemon thread</dd>
<dd><code>eh</code> - code to call when afn throws an exception</dd>
<dd><code>priority</code> - the new thread&rsquo;s priority</dd>
<dd><code>isFactory</code> - whether afn returns a callable instead of sleep seconds</dd>
<dd><code>startImmediately</code> - whether to start the thread before returning</dd>
<dd><code>threadName</code> - a suffix to be appended to the thread name</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the newly created thread</dd>
<dt><span class="seeLabel">See Also:</span></dt>
<dd><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Thread.html?is-external=true" title="class or interface in java.lang"><code>Thread</code></a></dd>
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<pre>public static&nbsp;<a href="../../../../org/apache/storm/utils/Utils.SmartThread.html" title="class in org.apache.storm.utils">Utils.SmartThread</a>&nbsp;asyncLoop(<a href="http://docs.oracle.com/javase/7/docs/api/java/util/concurrent/Callable.html?is-external=true" title="class or interface in java.util.concurrent">Callable</a>&nbsp;afn,
<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;threadName,
<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Thread.UncaughtExceptionHandler.html?is-external=true" title="class or interface in java.lang">Thread.UncaughtExceptionHandler</a>&nbsp;eh)</pre>
<div class="block"><p>Convenience method used when only the function and name suffix are given.</p></div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>afn</code> - the code to call on each iteration</dd>
<dd><code>threadName</code> - a suffix to be appended to the thread name</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the newly created thread</dd>
<dt><span class="seeLabel">See Also:</span></dt>
<dd><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Thread.html?is-external=true" title="class or interface in java.lang"><code>Thread</code></a></dd>
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<pre>public static&nbsp;<a href="../../../../org/apache/storm/utils/Utils.SmartThread.html" title="class in org.apache.storm.utils">Utils.SmartThread</a>&nbsp;asyncLoop(<a href="http://docs.oracle.com/javase/7/docs/api/java/util/concurrent/Callable.html?is-external=true" title="class or interface in java.util.concurrent">Callable</a>&nbsp;afn)</pre>
<div class="block"><p>Convenience method used when only the function is given.</p></div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>afn</code> - the code to call on each iteration</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the newly created thread</dd>
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<pre>public static&nbsp;&lt;T&gt;&nbsp;<a href="http://docs.oracle.com/javase/7/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;T&gt;&nbsp;interleaveAll(<a href="http://docs.oracle.com/javase/7/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="http://docs.oracle.com/javase/7/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;T&gt;&gt;&nbsp;nodeList)</pre>
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<pre>public static&nbsp;long&nbsp;bitXor(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Long.html?is-external=true" title="class or interface in java.lang">Long</a>&nbsp;a,
<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Long.html?is-external=true" title="class or interface in java.lang">Long</a>&nbsp;b)</pre>
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<pre>public static&nbsp;<a href="http://docs.oracle.com/javase/7/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&gt;&nbsp;getRepeat(<a href="http://docs.oracle.com/javase/7/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&gt;&nbsp;list)</pre>
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<pre>public static&nbsp;<a href="http://docs.oracle.com/javase/7/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>,<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&gt;&nbsp;convertClojureMapToJavaMap(<a href="http://docs.oracle.com/javase/7/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&nbsp;map)</pre>
<div class="block"><p>converts a clojure PersistentMap to java HashMap</p></div>
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<pre>public static&nbsp;<a href="../../../../org/apache/storm/generated/StormTopology.html" title="class in org.apache.storm.generated">StormTopology</a>&nbsp;addVersions(<a href="../../../../org/apache/storm/generated/StormTopology.html" title="class in org.apache.storm.generated">StormTopology</a>&nbsp;topology)</pre>
<div class="block"><p>Add version information to the given topology</p></div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>topology</code> - the topology being submitted (MIGHT BE MODIFIED)</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>topology</dd>
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