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| <div class="subTitle">org.apache.storm.scheduler.resource.strategies.scheduling</div> |
| <h2 title="Class ConstraintSolverStrategy" class="title">Class ConstraintSolverStrategy</h2> |
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| <li><a href="../../../../../../../org/apache/storm/scheduler/resource/strategies/scheduling/BaseResourceAwareStrategy.html" title="class in org.apache.storm.scheduler.resource.strategies.scheduling">org.apache.storm.scheduler.resource.strategies.scheduling.BaseResourceAwareStrategy</a></li> |
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| <li>org.apache.storm.scheduler.resource.strategies.scheduling.ConstraintSolverStrategy</li> |
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| <pre>public class <span class="typeNameLabel">ConstraintSolverStrategy</span> |
| extends <a href="../../../../../../../org/apache/storm/scheduler/resource/strategies/scheduling/BaseResourceAwareStrategy.html" title="class in org.apache.storm.scheduler.resource.strategies.scheduling">BaseResourceAwareStrategy</a></pre> |
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| <tr class="altColor"> |
| <td class="colFirst"><code>static class </code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/storm/scheduler/resource/strategies/scheduling/ConstraintSolverStrategy.ConstraintConfig.html" title="class in org.apache.storm.scheduler.resource.strategies.scheduling">ConstraintSolverStrategy.ConstraintConfig</a></span></code> |
| <div class="block">Component constraint as derived from configuration.</div> |
| </td> |
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| <tr class="rowColor"> |
| <td class="colFirst"><code>protected static class </code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/storm/scheduler/resource/strategies/scheduling/ConstraintSolverStrategy.SearcherState.html" title="class in org.apache.storm.scheduler.resource.strategies.scheduling">ConstraintSolverStrategy.SearcherState</a></span></code> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>protected static class </code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/storm/scheduler/resource/strategies/scheduling/ConstraintSolverStrategy.SolverResult.html" title="class in org.apache.storm.scheduler.resource.strategies.scheduling">ConstraintSolverStrategy.SolverResult</a></span></code> </td> |
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| <h3>Nested classes/interfaces inherited from class org.apache.storm.scheduler.resource.strategies.scheduling.<a href="../../../../../../../org/apache/storm/scheduler/resource/strategies/scheduling/BaseResourceAwareStrategy.html" title="class in org.apache.storm.scheduler.resource.strategies.scheduling">BaseResourceAwareStrategy</a></h3> |
| <code><a href="../../../../../../../org/apache/storm/scheduler/resource/strategies/scheduling/BaseResourceAwareStrategy.AllResources.html" title="class in org.apache.storm.scheduler.resource.strategies.scheduling">BaseResourceAwareStrategy.AllResources</a>, <a href="../../../../../../../org/apache/storm/scheduler/resource/strategies/scheduling/BaseResourceAwareStrategy.ExistingScheduleFunc.html" title="interface in org.apache.storm.scheduler.resource.strategies.scheduling">BaseResourceAwareStrategy.ExistingScheduleFunc</a>, <a href="../../../../../../../org/apache/storm/scheduler/resource/strategies/scheduling/BaseResourceAwareStrategy.ObjectResources.html" title="class in org.apache.storm.scheduler.resource.strategies.scheduling">BaseResourceAwareStrategy.ObjectResources</a></code></li> |
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| <td class="colFirst"><code>static <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></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/storm/scheduler/resource/strategies/scheduling/ConstraintSolverStrategy.html#CONSTRAINT_TYPE_INCOMPATIBLE_COMPONENTS">CONSTRAINT_TYPE_INCOMPATIBLE_COMPONENTS</a></span></code> </td> |
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| <td class="colFirst"><code>static <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></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/storm/scheduler/resource/strategies/scheduling/ConstraintSolverStrategy.html#CONSTRAINT_TYPE_MAX_NODE_CO_LOCATION_CNT">CONSTRAINT_TYPE_MAX_NODE_CO_LOCATION_CNT</a></span></code> </td> |
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| <h3>Fields inherited from class org.apache.storm.scheduler.resource.strategies.scheduling.<a href="../../../../../../../org/apache/storm/scheduler/resource/strategies/scheduling/BaseResourceAwareStrategy.html" title="class in org.apache.storm.scheduler.resource.strategies.scheduling">BaseResourceAwareStrategy</a></h3> |
| <code><a href="../../../../../../../org/apache/storm/scheduler/resource/strategies/scheduling/BaseResourceAwareStrategy.html#cluster">cluster</a></code></li> |
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| <td class="colOne"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/storm/scheduler/resource/strategies/scheduling/ConstraintSolverStrategy.html#ConstraintSolverStrategy--">ConstraintSolverStrategy</a></span>()</code> </td> |
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| <tr id="i0" class="altColor"> |
| <td class="colFirst"><code>protected <a href="../../../../../../../org/apache/storm/scheduler/resource/strategies/scheduling/ConstraintSolverStrategy.SolverResult.html" title="class in org.apache.storm.scheduler.resource.strategies.scheduling">ConstraintSolverStrategy.SolverResult</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/storm/scheduler/resource/strategies/scheduling/ConstraintSolverStrategy.html#backtrackSearch-org.apache.storm.scheduler.resource.strategies.scheduling.ConstraintSolverStrategy.SearcherState-">backtrackSearch</a></span>(<a href="../../../../../../../org/apache/storm/scheduler/resource/strategies/scheduling/ConstraintSolverStrategy.SearcherState.html" title="class in org.apache.storm.scheduler.resource.strategies.scheduling">ConstraintSolverStrategy.SearcherState</a> state)</code> |
| <div class="block">Try to schedule till successful or till limits (backtrack count or time) have been exceeded.</div> |
| </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/storm/scheduler/resource/strategies/scheduling/ConstraintSolverStrategy.html#isExecAssignmentToWorkerValid-org.apache.storm.scheduler.WorkerSlot-org.apache.storm.scheduler.resource.strategies.scheduling.ConstraintSolverStrategy.SearcherState-">isExecAssignmentToWorkerValid</a></span>(<a href="../../../../../../../org/apache/storm/scheduler/WorkerSlot.html" title="class in org.apache.storm.scheduler">WorkerSlot</a> worker, |
| <a href="../../../../../../../org/apache/storm/scheduler/resource/strategies/scheduling/ConstraintSolverStrategy.SearcherState.html" title="class in org.apache.storm.scheduler.resource.strategies.scheduling">ConstraintSolverStrategy.SearcherState</a> state)</code> |
| <div class="block">Check if any constraints are violated if exec is scheduled on worker.</div> |
| </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code><a href="../../../../../../../org/apache/storm/scheduler/resource/SchedulingResult.html" title="class in org.apache.storm.scheduler.resource">SchedulingResult</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/storm/scheduler/resource/strategies/scheduling/ConstraintSolverStrategy.html#schedule-org.apache.storm.scheduler.Cluster-org.apache.storm.scheduler.TopologyDetails-">schedule</a></span>(<a href="../../../../../../../org/apache/storm/scheduler/Cluster.html" title="class in org.apache.storm.scheduler">Cluster</a> cluster, |
| <a href="../../../../../../../org/apache/storm/scheduler/TopologyDetails.html" title="class in org.apache.storm.scheduler">TopologyDetails</a> td)</code> |
| <div class="block">This method is invoked to calculate a scheduling for topology td.</div> |
| </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code><K extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Comparable.html?is-external=true" title="class or interface in java.lang">Comparable</a><K>,V extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Comparable.html?is-external=true" title="class or interface in java.lang">Comparable</a><V>><br><a href="https://docs.oracle.com/javase/8/docs/api/java/util/NavigableMap.html?is-external=true" title="class or interface in java.util">NavigableMap</a><K,V></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/storm/scheduler/resource/strategies/scheduling/ConstraintSolverStrategy.html#sortByValues-java.util.Map-">sortByValues</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><K,V> map)</code> |
| <div class="block">Used to sort a Map by the values - higher values up front.</div> |
| </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code>protected <a href="https://docs.oracle.com/javase/8/docs/api/java/util/TreeSet.html?is-external=true" title="class or interface in java.util">TreeSet</a><<a href="../../../../../../../org/apache/storm/scheduler/resource/strategies/scheduling/BaseResourceAwareStrategy.ObjectResources.html" title="class in org.apache.storm.scheduler.resource.strategies.scheduling">BaseResourceAwareStrategy.ObjectResources</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/storm/scheduler/resource/strategies/scheduling/ConstraintSolverStrategy.html#sortObjectResources-org.apache.storm.scheduler.resource.strategies.scheduling.BaseResourceAwareStrategy.AllResources-org.apache.storm.scheduler.ExecutorDetails-org.apache.storm.scheduler.TopologyDetails-org.apache.storm.scheduler.resource.strategies.scheduling.BaseResourceAwareStrategy.ExistingScheduleFunc-">sortObjectResources</a></span>(<a href="../../../../../../../org/apache/storm/scheduler/resource/strategies/scheduling/BaseResourceAwareStrategy.AllResources.html" title="class in org.apache.storm.scheduler.resource.strategies.scheduling">BaseResourceAwareStrategy.AllResources</a> allResources, |
| <a href="../../../../../../../org/apache/storm/scheduler/ExecutorDetails.html" title="class in org.apache.storm.scheduler">ExecutorDetails</a> exec, |
| <a href="../../../../../../../org/apache/storm/scheduler/TopologyDetails.html" title="class in org.apache.storm.scheduler">TopologyDetails</a> topologyDetails, |
| <a href="../../../../../../../org/apache/storm/scheduler/resource/strategies/scheduling/BaseResourceAwareStrategy.ExistingScheduleFunc.html" title="interface in org.apache.storm.scheduler.resource.strategies.scheduling">BaseResourceAwareStrategy.ExistingScheduleFunc</a> existingScheduleFunc)</code> </td> |
| </tr> |
| <tr id="i5" class="rowColor"> |
| <td class="colFirst"><code>static boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/storm/scheduler/resource/strategies/scheduling/ConstraintSolverStrategy.html#validateSolution-org.apache.storm.scheduler.Cluster-org.apache.storm.scheduler.TopologyDetails-org.apache.storm.scheduler.resource.strategies.scheduling.ConstraintSolverStrategy.ConstraintConfig-">validateSolution</a></span>(<a href="../../../../../../../org/apache/storm/scheduler/Cluster.html" title="class in org.apache.storm.scheduler">Cluster</a> cluster, |
| <a href="../../../../../../../org/apache/storm/scheduler/TopologyDetails.html" title="class in org.apache.storm.scheduler">TopologyDetails</a> td, |
| <a href="../../../../../../../org/apache/storm/scheduler/resource/strategies/scheduling/ConstraintSolverStrategy.ConstraintConfig.html" title="class in org.apache.storm.scheduler.resource.strategies.scheduling">ConstraintSolverStrategy.ConstraintConfig</a> constraintConfig)</code> |
| <div class="block">Determines if a scheduling is valid and all constraints are satisfied.</div> |
| </td> |
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| <h3>Methods inherited from class org.apache.storm.scheduler.resource.strategies.scheduling.<a href="../../../../../../../org/apache/storm/scheduler/resource/strategies/scheduling/BaseResourceAwareStrategy.html" title="class in org.apache.storm.scheduler.resource.strategies.scheduling">BaseResourceAwareStrategy</a></h3> |
| <code><a href="../../../../../../../org/apache/storm/scheduler/resource/strategies/scheduling/BaseResourceAwareStrategy.html#findWorkerForExec-org.apache.storm.scheduler.ExecutorDetails-org.apache.storm.scheduler.TopologyDetails-java.lang.Iterable-">findWorkerForExec</a>, <a href="../../../../../../../org/apache/storm/scheduler/resource/strategies/scheduling/BaseResourceAwareStrategy.html#getSpouts-org.apache.storm.scheduler.TopologyDetails-">getSpouts</a>, <a href="../../../../../../../org/apache/storm/scheduler/resource/strategies/scheduling/BaseResourceAwareStrategy.html#hostnameToNodes-java.lang.String-">hostnameToNodes</a>, <a href="../../../../../../../org/apache/storm/scheduler/resource/strategies/scheduling/BaseResourceAwareStrategy.html#idToNode-java.lang.String-">idToNode</a>, <a href="../../../../../../../org/apache/storm/scheduler/resource/strategies/scheduling/BaseResourceAwareStrategy.html#makeHostToNodeIds-java.util.List-">makeHostToNodeIds</a>, <a href="../../../../../../../org/apache/storm/scheduler/resource/strategies/scheduling/BaseResourceAwareStrategy.html#mkNotEnoughResources-org.apache.storm.scheduler.TopologyDetails-">mkNotEnoughResources</a>, <a href="../../../../../../../org/apache/storm/scheduler/resource/strategies/scheduling/BaseResourceAwareStrategy.html#nodeToRack-org.apache.storm.scheduler.resource.RasNode-">nodeToRack</a>, <a href="../../../../../../../org/apache/storm/scheduler/resource/strategies/scheduling/BaseResourceAwareStrategy.html#orderExecutors-org.apache.storm.scheduler.TopologyDetails-java.util.Collection-">orderExecutors</a>, <a href="../../../../../../../org/apache/storm/scheduler/resource/strategies/scheduling/BaseResourceAwareStrategy.html#prepare-java.util.Map-">prepare</a>, <a href="../../../../../../../org/apache/storm/scheduler/resource/strategies/scheduling/BaseResourceAwareStrategy.html#scheduleExecutor-org.apache.storm.scheduler.ExecutorDetails-org.apache.storm.scheduler.TopologyDetails-java.util.Collection-java.lang.Iterable-">scheduleExecutor</a>, <a href="../../../../../../../org/apache/storm/scheduler/resource/strategies/scheduling/BaseResourceAwareStrategy.html#sortAllNodes-org.apache.storm.scheduler.TopologyDetails-org.apache.storm.scheduler.ExecutorDetails-java.util.List-java.util.List-">sortAllNodes</a>, <a href="../../../../../../../org/apache/storm/scheduler/resource/strategies/scheduling/BaseResourceAwareStrategy.html#sortNodes-java.util.List-org.apache.storm.scheduler.ExecutorDetails-org.apache.storm.scheduler.TopologyDetails-java.lang.String-java.util.Map-">sortNodes</a></code></li> |
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| <h3>Methods inherited from class java.lang.<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></h3> |
| <code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#clone--" title="class or interface in java.lang">clone</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#equals-java.lang.Object-" title="class or interface in java.lang">equals</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#finalize--" title="class or interface in java.lang">finalize</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#getClass--" title="class or interface in java.lang">getClass</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#hashCode--" title="class or interface in java.lang">hashCode</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notify--" title="class or interface in java.lang">notify</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notifyAll--" title="class or interface in java.lang">notifyAll</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#toString--" title="class or interface in java.lang">toString</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait--" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-int-" title="class or interface in java.lang">wait</a></code></li> |
| </ul> |
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| <a name="CONSTRAINT_TYPE_MAX_NODE_CO_LOCATION_CNT"> |
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| <h4>CONSTRAINT_TYPE_MAX_NODE_CO_LOCATION_CNT</h4> |
| <pre>public static final <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> CONSTRAINT_TYPE_MAX_NODE_CO_LOCATION_CNT</pre> |
| <dl> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="../../../../../../../constant-values.html#org.apache.storm.scheduler.resource.strategies.scheduling.ConstraintSolverStrategy.CONSTRAINT_TYPE_MAX_NODE_CO_LOCATION_CNT">Constant Field Values</a></dd> |
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| <pre>public static final <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> CONSTRAINT_TYPE_INCOMPATIBLE_COMPONENTS</pre> |
| <dl> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="../../../../../../../constant-values.html#org.apache.storm.scheduler.resource.strategies.scheduling.ConstraintSolverStrategy.CONSTRAINT_TYPE_INCOMPATIBLE_COMPONENTS">Constant Field Values</a></dd> |
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| <a name="ConstraintSolverStrategy--"> |
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| <h4>ConstraintSolverStrategy</h4> |
| <pre>public ConstraintSolverStrategy()</pre> |
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| <a name="validateSolution-org.apache.storm.scheduler.Cluster-org.apache.storm.scheduler.TopologyDetails-org.apache.storm.scheduler.resource.strategies.scheduling.ConstraintSolverStrategy.ConstraintConfig-"> |
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| <h4>validateSolution</h4> |
| <pre>public static boolean validateSolution(<a href="../../../../../../../org/apache/storm/scheduler/Cluster.html" title="class in org.apache.storm.scheduler">Cluster</a> cluster, |
| <a href="../../../../../../../org/apache/storm/scheduler/TopologyDetails.html" title="class in org.apache.storm.scheduler">TopologyDetails</a> td, |
| <a href="../../../../../../../org/apache/storm/scheduler/resource/strategies/scheduling/ConstraintSolverStrategy.ConstraintConfig.html" title="class in org.apache.storm.scheduler.resource.strategies.scheduling">ConstraintSolverStrategy.ConstraintConfig</a> constraintConfig)</pre> |
| <div class="block"><p>Determines if a scheduling is valid and all constraints are satisfied.</p></div> |
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| <a name="schedule-org.apache.storm.scheduler.Cluster-org.apache.storm.scheduler.TopologyDetails-"> |
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| <h4>schedule</h4> |
| <pre>public <a href="../../../../../../../org/apache/storm/scheduler/resource/SchedulingResult.html" title="class in org.apache.storm.scheduler.resource">SchedulingResult</a> schedule(<a href="../../../../../../../org/apache/storm/scheduler/Cluster.html" title="class in org.apache.storm.scheduler">Cluster</a> cluster, |
| <a href="../../../../../../../org/apache/storm/scheduler/TopologyDetails.html" title="class in org.apache.storm.scheduler">TopologyDetails</a> td)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../../../../org/apache/storm/scheduler/resource/strategies/scheduling/IStrategy.html#schedule-org.apache.storm.scheduler.Cluster-org.apache.storm.scheduler.TopologyDetails-">IStrategy</a></code></span></div> |
| <div class="block"><p>This method is invoked to calculate a scheduling for topology td. Cluster will reject any changes that are not for the given topology. Any changes made to the cluster will be committed if the scheduling is successful. <P></P> NOTE: scheduling occurs as a runnable in an interruptible thread. Scheduling should consider being interrupted if long running.</p></div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>cluster</code> - the current state of the cluster</dd> |
| <dd><code>td</code> - the topology to schedule for</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>returns a SchedulingResult object containing SchedulingStatus object to indicate whether scheduling is successful.</dd> |
| </dl> |
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| <a name="sortObjectResources-org.apache.storm.scheduler.resource.strategies.scheduling.BaseResourceAwareStrategy.AllResources-org.apache.storm.scheduler.ExecutorDetails-org.apache.storm.scheduler.TopologyDetails-org.apache.storm.scheduler.resource.strategies.scheduling.BaseResourceAwareStrategy.ExistingScheduleFunc-"> |
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| <pre>protected <a href="https://docs.oracle.com/javase/8/docs/api/java/util/TreeSet.html?is-external=true" title="class or interface in java.util">TreeSet</a><<a href="../../../../../../../org/apache/storm/scheduler/resource/strategies/scheduling/BaseResourceAwareStrategy.ObjectResources.html" title="class in org.apache.storm.scheduler.resource.strategies.scheduling">BaseResourceAwareStrategy.ObjectResources</a>> sortObjectResources(<a href="../../../../../../../org/apache/storm/scheduler/resource/strategies/scheduling/BaseResourceAwareStrategy.AllResources.html" title="class in org.apache.storm.scheduler.resource.strategies.scheduling">BaseResourceAwareStrategy.AllResources</a> allResources, |
| <a href="../../../../../../../org/apache/storm/scheduler/ExecutorDetails.html" title="class in org.apache.storm.scheduler">ExecutorDetails</a> exec, |
| <a href="../../../../../../../org/apache/storm/scheduler/TopologyDetails.html" title="class in org.apache.storm.scheduler">TopologyDetails</a> topologyDetails, |
| <a href="../../../../../../../org/apache/storm/scheduler/resource/strategies/scheduling/BaseResourceAwareStrategy.ExistingScheduleFunc.html" title="interface in org.apache.storm.scheduler.resource.strategies.scheduling">BaseResourceAwareStrategy.ExistingScheduleFunc</a> existingScheduleFunc)</pre> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../../../../org/apache/storm/scheduler/resource/strategies/scheduling/BaseResourceAwareStrategy.html#sortObjectResources-org.apache.storm.scheduler.resource.strategies.scheduling.BaseResourceAwareStrategy.AllResources-org.apache.storm.scheduler.ExecutorDetails-org.apache.storm.scheduler.TopologyDetails-org.apache.storm.scheduler.resource.strategies.scheduling.BaseResourceAwareStrategy.ExistingScheduleFunc-">sortObjectResources</a></code> in class <code><a href="../../../../../../../org/apache/storm/scheduler/resource/strategies/scheduling/BaseResourceAwareStrategy.html" title="class in org.apache.storm.scheduler.resource.strategies.scheduling">BaseResourceAwareStrategy</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="backtrackSearch-org.apache.storm.scheduler.resource.strategies.scheduling.ConstraintSolverStrategy.SearcherState-"> |
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| <pre>protected <a href="../../../../../../../org/apache/storm/scheduler/resource/strategies/scheduling/ConstraintSolverStrategy.SolverResult.html" title="class in org.apache.storm.scheduler.resource.strategies.scheduling">ConstraintSolverStrategy.SolverResult</a> backtrackSearch(<a href="../../../../../../../org/apache/storm/scheduler/resource/strategies/scheduling/ConstraintSolverStrategy.SearcherState.html" title="class in org.apache.storm.scheduler.resource.strategies.scheduling">ConstraintSolverStrategy.SearcherState</a> state)</pre> |
| <div class="block"><p>Try to schedule till successful or till limits (backtrack count or time) have been exceeded.</p></div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>state</code> - terminal state of the executor assignment.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>SolverResult with success attribute set to true or false indicting whether ALL executors were assigned.</dd> |
| </dl> |
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| <a name="isExecAssignmentToWorkerValid-org.apache.storm.scheduler.WorkerSlot-org.apache.storm.scheduler.resource.strategies.scheduling.ConstraintSolverStrategy.SearcherState-"> |
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| <h4>isExecAssignmentToWorkerValid</h4> |
| <pre>public boolean isExecAssignmentToWorkerValid(<a href="../../../../../../../org/apache/storm/scheduler/WorkerSlot.html" title="class in org.apache.storm.scheduler">WorkerSlot</a> worker, |
| <a href="../../../../../../../org/apache/storm/scheduler/resource/strategies/scheduling/ConstraintSolverStrategy.SearcherState.html" title="class in org.apache.storm.scheduler.resource.strategies.scheduling">ConstraintSolverStrategy.SearcherState</a> state)</pre> |
| <div class="block"><p>Check if any constraints are violated if exec is scheduled on worker.</p></div> |
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| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>true if scheduling exec on worker does not violate any constraints, returns false if it does</dd> |
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| <pre>public <K extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Comparable.html?is-external=true" title="class or interface in java.lang">Comparable</a><K>,V extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Comparable.html?is-external=true" title="class or interface in java.lang">Comparable</a><V>> <a href="https://docs.oracle.com/javase/8/docs/api/java/util/NavigableMap.html?is-external=true" title="class or interface in java.util">NavigableMap</a><K,V> sortByValues(<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><K,V> map)</pre> |
| <div class="block"><p>Used to sort a Map by the values - higher values up front.</p></div> |
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