public class ParallelBoundJoinTask extends ParallelTaskBase<BindingSet>
FederationEvalStrategy.evaluateBoundJoinStatementPattern(StatementTupleExpr, List) for further details on the
evaluation process.| Modifier and Type | Field and Description |
|---|---|
protected List<BindingSet> |
bindings |
protected StatementTupleExpr |
expr |
protected ParallelExecutor<BindingSet> |
joinControl |
protected FederationEvalStrategy |
strategy |
scheduledFuture| Constructor and Description |
|---|
ParallelBoundJoinTask(ParallelExecutor<BindingSet> joinControl,
FederationEvalStrategy strategy,
StatementTupleExpr expr,
List<BindingSet> bindings) |
| Modifier and Type | Method and Description |
|---|---|
ParallelExecutor<BindingSet> |
getControl()
return the controlling instance, e.g.
|
CloseableIteration<BindingSet,QueryEvaluationException> |
performTask() |
cancel, setScheduledFuture, toStringclone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, waitgetQueryInfoprotected final FederationEvalStrategy strategy
protected final StatementTupleExpr expr
protected final List<BindingSet> bindings
protected final ParallelExecutor<BindingSet> joinControl
public ParallelBoundJoinTask(ParallelExecutor<BindingSet> joinControl, FederationEvalStrategy strategy, StatementTupleExpr expr, List<BindingSet> bindings)
public CloseableIteration<BindingSet,QueryEvaluationException> performTask() throws Exception
Exceptionpublic ParallelExecutor<BindingSet> getControl()
ParallelTaskCopyright © 2015-2020 Eclipse Foundation. All Rights Reserved.