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<h2 title="Interface IEventLogger" class="title">Interface IEventLogger</h2>
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<pre>public interface <span class="typeNameLabel">IEventLogger</span></pre>
<div class="block"><p>EventLogger interface for logging the event info to a sink like log file or db for inspecting the events via UI for debugging.</p></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/metric/IEventLogger.EventInfo.html" title="class in org.apache.storm.metric">IEventLogger.EventInfo</a></span></code>
<div class="block">A wrapper for the fields that we would log.</div>
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<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/metric/IEventLogger.html#close--">close</a></span>()</code>&nbsp;</td>
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<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/metric/IEventLogger.html#log-org.apache.storm.metric.IEventLogger.EventInfo-">log</a></span>(<a href="../../../../org/apache/storm/metric/IEventLogger.EventInfo.html" title="class in org.apache.storm.metric">IEventLogger.EventInfo</a>&nbsp;e)</code>
<div class="block">This method would be invoked when the <a href="../../../../org/apache/storm/metric/EventLoggerBolt.html" title="class in org.apache.storm.metric"><code>EventLoggerBolt</code></a> receives a tuple from the spouts or bolts that has event logging enabled.</div>
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<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/metric/IEventLogger.html#prepare-java.util.Map-java.util.Map-org.apache.storm.task.TopologyContext-">prepare</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>,<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&gt;&nbsp;conf,
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<h4>prepare</h4>
<pre>void&nbsp;prepare(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>,<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&gt;&nbsp;conf,
<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>,<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&gt;&nbsp;arguments,
<a href="../../../../org/apache/storm/task/TopologyContext.html" title="class in org.apache.storm.task">TopologyContext</a>&nbsp;context)</pre>
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<h4>log</h4>
<pre>void&nbsp;log(<a href="../../../../org/apache/storm/metric/IEventLogger.EventInfo.html" title="class in org.apache.storm.metric">IEventLogger.EventInfo</a>&nbsp;e)</pre>
<div class="block"><p>This method would be invoked when the <a href="../../../../org/apache/storm/metric/EventLoggerBolt.html" title="class in org.apache.storm.metric"><code>EventLoggerBolt</code></a> receives a tuple from the spouts or bolts that has event logging enabled.</p></div>
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<dd><code>e</code> - the event</dd>
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