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<td class="colFirst"><a href="../../../../org/apache/storm/utils/IPredicate.html" title="interface in org.apache.storm.utils">IPredicate</a>&lt;T&gt;</td>
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<div class="block">An interface to allow callbacks with a thrift nimbus client.</div>
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<div class="block">Contains convenience functions for running shell commands for cases that are too simple to need a full <a href="../../../../org/apache/storm/utils/ShellUtils.html" title="class in org.apache.storm.utils"><code>ShellUtils</code></a> implementation.</div>
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<div class="block">UserGroupInformation#loginUserFromKeytab(String, String) changes the static fields of UserGroupInformation, especially the current logged-in user, and UserGroupInformation itself is not thread-safe.</div>
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<div class="block">A simple, durable, atomic K/V database.</div>
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<div class="block">Client used for connecting to nimbus.</div>
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<div class="block">This class is used as part of testing Storm.</div>
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<td class="colFirst"><a href="../../../../org/apache/storm/utils/RotatingMap.html" title="class in org.apache.storm.utils">RotatingMap</a>&lt;K,V&gt;</td>
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<div class="block">Expires keys that have not been updated in the configured number of seconds.</div>
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<div class="block">A data structure for ShellBolt which includes two queues (FIFO), which one is for task ids (unbounded), another one is for bolt msg (bounded).</div>
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<div class="block">Client for interacting with Supervisor server, now we use supervisor server mainly for cases below.</div>
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<div class="block">This class implements time simulation support.</div>
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<td class="colFirst"><a href="../../../../org/apache/storm/utils/Time.SimulatedTime.html" title="class in org.apache.storm.utils">Time.SimulatedTime</a></td>
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<td class="colFirst"><a href="../../../../org/apache/storm/utils/TimeCacheMap.html" title="class in org.apache.storm.utils">TimeCacheMap</a>&lt;K,V&gt;</td>
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<div class="block">A thread that can answer if it is sleeping in the case of simulated time.</div>
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<div class="block">This exception class is used to signify a problem with nimbus leader identification.</div>
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<div class="block">Wraps the generated TException to allow getMessage() to return a valid string.</div>
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<div class="block">Wraps the generated TException to allow getMessage() to return a valid string.</div>
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<td class="colFirst"><a href="../../../../org/apache/storm/utils/WrappedKeyAlreadyExistsException.html" title="class in org.apache.storm.utils">WrappedKeyAlreadyExistsException</a></td>
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<div class="block">Wraps the generated TException to allow getMessage() to return a valid string.</div>
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<div class="block">Wraps the generated TException to allow getMessage() to return a valid string.</div>
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<td class="colFirst"><a href="../../../../org/apache/storm/utils/WrappedNotAliveException.html" title="class in org.apache.storm.utils">WrappedNotAliveException</a></td>
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<div class="block">Wraps the generated TException to allow getMessage() to return a valid string.</div>
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