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| <div class="subTitle"><span class="packageLabelInType">Package</span> <a href="package-summary.html">org.apache.heron.metricsmgr.executor</a></div> |
| <h2 title="Class SinkExecutor" class="title">Class SinkExecutor</h2> |
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| <ul class="inheritance"> |
| <li>java.lang.Object</li> |
| <li> |
| <ul class="inheritance"> |
| <li>org.apache.heron.metricsmgr.executor.SinkExecutor</li> |
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| <pre>public class <span class="typeNameLabel">SinkExecutor</span> |
| extends java.lang.Object |
| implements java.lang.Runnable, java.lang.AutoCloseable</pre> |
| <div class="block">SinkExecutor is a Runnable, running in a specific thread to drive the IMetricsSink. |
| The IMetricsSink does not need to care about thread-safe since: |
| 1. It is always running in the same specific thread |
| 2. All arguments passed to IMetricsSink are immutable |
| <p> |
| The thread of SinkExecutor would be blocked to save resources except: |
| 1. New MetricsRecord comes and notify the SinkExecutor to wake up to process it |
| 2. The time interval to invoke flush() is met so SinkExecutor would wake up to invoke flush()</div> |
| </li> |
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| <tr> |
| <th class="colFirst" scope="col">Constructor</th> |
| <th class="colLast" scope="col">Description</th> |
| </tr> |
| <tr class="altColor"> |
| <th class="colConstructorName" scope="row"><code><span class="memberNameLink"><a href="#%3Cinit%3E(java.lang.String,org.apache.heron.spi.metricsmgr.sink.IMetricsSink,org.apache.heron.common.basics.ExecutorLooper,org.apache.heron.common.basics.Communicator,org.apache.heron.spi.metricsmgr.sink.SinkContext)">SinkExecutor</a></span>​(java.lang.String executorName, |
| <a href="../../spi/metricsmgr/sink/IMetricsSink.html" title="interface in org.apache.heron.spi.metricsmgr.sink">IMetricsSink</a> metricsSink, |
| <a href="../../common/basics/ExecutorLooper.html" title="class in org.apache.heron.common.basics">ExecutorLooper</a> executorLooper, |
| <a href="../../common/basics/Communicator.html" title="class in org.apache.heron.common.basics">Communicator</a><<a href="../../spi/metricsmgr/metrics/MetricsRecord.html" title="class in org.apache.heron.spi.metricsmgr.metrics">MetricsRecord</a>> metricsInSinkQueue, |
| <a href="../../spi/metricsmgr/sink/SinkContext.html" title="interface in org.apache.heron.spi.metricsmgr.sink">SinkContext</a> sinkContext)</code></th> |
| <td class="colLast"> |
| <div class="block">Construct a SinkExecutor, which is a Runnable</div> |
| </td> |
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| <tr id="i0" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#close()">close</a></span>()</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code><a href="../../common/basics/Communicator.html" title="class in org.apache.heron.common.basics">Communicator</a><<a href="../../spi/metricsmgr/metrics/MetricsRecord.html" title="class in org.apache.heron.spi.metricsmgr.metrics">MetricsRecord</a>></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getCommunicator()">getCommunicator</a></span>()</code></th> |
| <td class="colLast"> </td> |
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| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#run()">run</a></span>()</code></th> |
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| <td class="colFirst"><code>void</code></td> |
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| java.lang.Object value)</code></th> |
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| <td class="colFirst"><code>void</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#setPropertyMap(java.util.Map)">setPropertyMap</a></span>​(java.util.Map<? extends java.lang.String,​java.lang.Object> configMap)</code></th> |
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| <a id="<init>(java.lang.String,org.apache.heron.spi.metricsmgr.sink.IMetricsSink,org.apache.heron.common.basics.ExecutorLooper,org.apache.heron.common.basics.Communicator,org.apache.heron.spi.metricsmgr.sink.SinkContext)"> |
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| <h4>SinkExecutor</h4> |
| <pre>public SinkExecutor​(java.lang.String executorName, |
| <a href="../../spi/metricsmgr/sink/IMetricsSink.html" title="interface in org.apache.heron.spi.metricsmgr.sink">IMetricsSink</a> metricsSink, |
| <a href="../../common/basics/ExecutorLooper.html" title="class in org.apache.heron.common.basics">ExecutorLooper</a> executorLooper, |
| <a href="../../common/basics/Communicator.html" title="class in org.apache.heron.common.basics">Communicator</a><<a href="../../spi/metricsmgr/metrics/MetricsRecord.html" title="class in org.apache.heron.spi.metricsmgr.metrics">MetricsRecord</a>> metricsInSinkQueue, |
| <a href="../../spi/metricsmgr/sink/SinkContext.html" title="interface in org.apache.heron.spi.metricsmgr.sink">SinkContext</a> sinkContext)</pre> |
| <div class="block">Construct a SinkExecutor, which is a Runnable</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>executorName</code> - the name of this executor used as the name of running thread</dd> |
| <dd><code>metricsSink</code> - the class implementing IMetricsSink</dd> |
| <dd><code>executorLooper</code> - the ExecutorLooper to bind with</dd> |
| <dd><code>metricsInSinkQueue</code> - the queue to read MetricsRecord from</dd> |
| </dl> |
| </li> |
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| <h4>setProperty</h4> |
| <pre class="methodSignature">public void setProperty​(java.lang.String key, |
| java.lang.Object value)</pre> |
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| </ul> |
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| <h4>setPropertyMap</h4> |
| <pre class="methodSignature">public void setPropertyMap​(java.util.Map<? extends java.lang.String,​java.lang.Object> configMap)</pre> |
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| <a id="getCommunicator()"> |
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| <h4>getCommunicator</h4> |
| <pre class="methodSignature">public <a href="../../common/basics/Communicator.html" title="class in org.apache.heron.common.basics">Communicator</a><<a href="../../spi/metricsmgr/metrics/MetricsRecord.html" title="class in org.apache.heron.spi.metricsmgr.metrics">MetricsRecord</a>> getCommunicator()</pre> |
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| <h4>close</h4> |
| <pre class="methodSignature">public void close()</pre> |
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| <dd><code>close</code> in interface <code>java.lang.AutoCloseable</code></dd> |
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| <h4>run</h4> |
| <pre class="methodSignature">public void run()</pre> |
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| <dd><code>run</code> in interface <code>java.lang.Runnable</code></dd> |
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