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| <h2 title="Class OperatorFixture.MockExecutorState" class="title">Class OperatorFixture.MockExecutorState</h2> |
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| <li>org.apache.drill.test.OperatorFixture.MockExecutorState</li> |
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| <dt>All Implemented Interfaces:</dt> |
| <dd><a href="../../../../org/apache/drill/exec/ops/FragmentContext.ExecutorState.html" title="interface in org.apache.drill.exec.ops">FragmentContext.ExecutorState</a></dd> |
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| <dl> |
| <dt>Enclosing class:</dt> |
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| <pre>public static class <span class="typeNameLabel">OperatorFixture.MockExecutorState</span> |
| extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> |
| implements <a href="../../../../org/apache/drill/exec/ops/FragmentContext.ExecutorState.html" title="interface in org.apache.drill.exec.ops">FragmentContext.ExecutorState</a></pre> |
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| <td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/apache/drill/test/OperatorFixture.MockExecutorState.html#MockExecutorState--">MockExecutorState</a></span>()</code> </td> |
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| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/drill/test/OperatorFixture.MockExecutorState.html#checkContinue--">checkContinue</a></span>()</code> |
| <div class="block">Check if an operation should continue.</div> |
| </td> |
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| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/drill/test/OperatorFixture.MockExecutorState.html#fail-java.lang.Throwable-">fail</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Throwable.html?is-external=true" title="class or interface in java.lang">Throwable</a> t)</code> |
| <div class="block">Inform the executor if a exception occurs and fragment should be failed.</div> |
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| <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Throwable.html?is-external=true" title="class or interface in java.lang">Throwable</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/drill/test/OperatorFixture.MockExecutorState.html#getFailureCause--">getFailureCause</a></span>()</code> </td> |
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| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/drill/test/OperatorFixture.MockExecutorState.html#isFailed--">isFailed</a></span>()</code> </td> |
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| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/drill/test/OperatorFixture.MockExecutorState.html#shouldContinue--">shouldContinue</a></span>()</code> |
| <div class="block">Tells individual operations whether they should continue.</div> |
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| <h3>Constructor Detail</h3> |
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| <ul class="blockListLast"> |
| <li class="blockList"> |
| <h4>MockExecutorState</h4> |
| <pre>public MockExecutorState()</pre> |
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| <h4>shouldContinue</h4> |
| <pre>public boolean shouldContinue()</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../org/apache/drill/exec/ops/FragmentContext.ExecutorState.html#shouldContinue--">FragmentContext.ExecutorState</a></code></span></div> |
| <div class="block">Tells individual operations whether they should continue. In some cases, |
| an external event (typically cancellation) will mean that the fragment |
| should prematurely exit execution. Long running operations should check |
| this every so often so that Drill is responsive to cancellation |
| operations.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../org/apache/drill/exec/ops/FragmentContext.ExecutorState.html#shouldContinue--">shouldContinue</a></code> in interface <code><a href="../../../../org/apache/drill/exec/ops/FragmentContext.ExecutorState.html" title="interface in org.apache.drill.exec.ops">FragmentContext.ExecutorState</a></code></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>False if the action should terminate immediately, true if |
| everything is okay.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="fail-java.lang.Throwable-"> |
| <!-- --> |
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| <h4>fail</h4> |
| <pre>public void fail(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Throwable.html?is-external=true" title="class or interface in java.lang">Throwable</a> t)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../org/apache/drill/exec/ops/FragmentContext.ExecutorState.html#fail-java.lang.Throwable-">FragmentContext.ExecutorState</a></code></span></div> |
| <div class="block">Inform the executor if a exception occurs and fragment should be failed.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../org/apache/drill/exec/ops/FragmentContext.ExecutorState.html#fail-java.lang.Throwable-">fail</a></code> in interface <code><a href="../../../../org/apache/drill/exec/ops/FragmentContext.ExecutorState.html" title="interface in org.apache.drill.exec.ops">FragmentContext.ExecutorState</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>t</code> - The exception that occurred.</dd> |
| </dl> |
| </li> |
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| <a name="isFailed--"> |
| <!-- --> |
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| <h4>isFailed</h4> |
| <pre>public boolean isFailed()</pre> |
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| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../org/apache/drill/exec/ops/FragmentContext.ExecutorState.html#isFailed--">isFailed</a></code> in interface <code><a href="../../../../org/apache/drill/exec/ops/FragmentContext.ExecutorState.html" title="interface in org.apache.drill.exec.ops">FragmentContext.ExecutorState</a></code></dd> |
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| <h4>getFailureCause</h4> |
| <pre>public <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Throwable.html?is-external=true" title="class or interface in java.lang">Throwable</a> getFailureCause()</pre> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../org/apache/drill/exec/ops/FragmentContext.ExecutorState.html#getFailureCause--">getFailureCause</a></code> in interface <code><a href="../../../../org/apache/drill/exec/ops/FragmentContext.ExecutorState.html" title="interface in org.apache.drill.exec.ops">FragmentContext.ExecutorState</a></code></dd> |
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| <h4>checkContinue</h4> |
| <pre>public void checkContinue()</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../org/apache/drill/exec/ops/FragmentContext.ExecutorState.html#checkContinue--">FragmentContext.ExecutorState</a></code></span></div> |
| <div class="block">Check if an operation should continue. In some cases, |
| an external event (typically cancellation) will mean that the fragment |
| should prematurely exit execution. Long running operations should check |
| this every so often so that Drill is responsive to cancellation |
| operations. |
| <p> |
| Throws QueryCancelledException if the query (fragment) should stop. |
| The fragment executor interprets this as an exception it, itself, |
| requested, and will call the operator's close() method to release |
| resources. Operators should not catch and handle this exception, |
| and should only call this method when the operator holds no |
| transient resources (such as local variables.)</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../org/apache/drill/exec/ops/FragmentContext.ExecutorState.html#checkContinue--">checkContinue</a></code> in interface <code><a href="../../../../org/apache/drill/exec/ops/FragmentContext.ExecutorState.html" title="interface in org.apache.drill.exec.ops">FragmentContext.ExecutorState</a></code></dd> |
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