Package org.drools.core.util

Examples of org.drools.core.util.Iterator

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    public void updateSink(final ObjectSink sink,
                           final PropagationContext context,
                           final InternalWorkingMemory workingMemory) {
        // Regular updateSink
        final ObjectTypeNodeMemory memory = (ObjectTypeNodeMemory) workingMemory.getNodeMemory( this );
        Iterator it = memory.memory.iterator();

        for ( ObjectEntry entry = (ObjectEntry) it.next(); entry != null; entry = (ObjectEntry) it.next() ) {
            sink.assertObject( (InternalFactHandle) entry.getValue(),
                               context,
                               workingMemory );
        }
    }
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                            final InternalWorkingMemory[] workingMemories) {
        if ( context.getCleanupAdapter() != null ) {
            for ( InternalWorkingMemory workingMemory : workingMemories ) {
                CleanupAdapter adapter = context.getCleanupAdapter();
                final ObjectTypeNodeMemory memory = (ObjectTypeNodeMemory) workingMemory.getNodeMemory( this );
                Iterator it = memory.memory.iterator();
                for ( ObjectEntry entry = (ObjectEntry) it.next(); entry != null; entry = (ObjectEntry) it.next() ) {
                    InternalFactHandle handle = (InternalFactHandle) entry.getValue();
                    for ( LeftTuple leftTuple = handle.getFirstLeftTuple(); leftTuple != null; leftTuple = leftTuple.getLeftParentNext() ) {
                        adapter.cleanUp( leftTuple,
                                         workingMemory );
                    }
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            ClassFieldReader hashedFieldReader = getClassFieldReaderForHashedAlpha(firstAlpha);

            // start the hashed alphas
            handler.startHashedAlphaNodes(hashedFieldReader);

            Iterator iter = hashedAlphaNodes.iterator();
            for (ObjectHashMap.ObjectEntry entry = (ObjectHashMap.ObjectEntry) iter.next(); entry != null; entry = (ObjectHashMap.ObjectEntry) iter.next()) {
                CompositeObjectSinkAdapter.HashKey hashKey = (CompositeObjectSinkAdapter.HashKey) entry.getKey();
                AlphaNode alphaNode = (AlphaNode) entry.getValue();

                handler.startHashedAlphaNode(alphaNode, hashKey.getObjectValue());
                // traverse the propagator for each alpha
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     * @throws IllegalArgumentException thrown if the map doesn't contain any alpha nodes
     */
    private AlphaNode getFirstAlphaNode(final ObjectHashMap hashedAlphaNodes) throws IllegalArgumentException {
        AlphaNode firstAlphaNode;

        final Iterator iter = hashedAlphaNodes.iterator();
        final ObjectHashMap.ObjectEntry entry = (ObjectHashMap.ObjectEntry) iter.next();

        if (entry != null) {
            firstAlphaNode = (AlphaNode) entry.getValue();
        } else {
            throw new IllegalArgumentException("ObjectHashMap does not contain any hashed AlphaNodes!");
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                           final PropagationContext context,
                           final InternalWorkingMemory workingMemory) {
        final BetaMemory memory = (BetaMemory) workingMemory.getNodeMemory( this );

       
        final Iterator tupleIter = memory.getLeftTupleMemory().iterator();
        for ( LeftTuple leftTuple = (LeftTuple) tupleIter.next(); leftTuple != null; leftTuple = (LeftTuple) tupleIter.next() ) {
            sink.assertLeftTuple( sink.createLeftTuple( leftTuple,
                                                        sink,
                                                        true ),
                                  context,
                                  workingMemory );
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        }

        if ( !this.isInUse() ) {
            for ( InternalWorkingMemory workingMemory : workingMemories ) {
                FromMemory memory = (FromMemory) workingMemory.getNodeMemory( this );
                Iterator it = memory.betaMemory.getLeftTupleMemory().iterator();
                for ( LeftTuple leftTuple = (LeftTuple) it.next(); leftTuple != null; leftTuple = (LeftTuple) it.next() ) {
                    unlinkCreatedHandles( workingMemory,
                                          memory,
                                          leftTuple );
                    leftTuple.unlinkFromLeftParent();
                    leftTuple.unlinkFromRightParent();
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                           final InternalWorkingMemory workingMemory) {

        final FromMemory memory = (FromMemory) workingMemory.getNodeMemory( this );

        FastIterator rightIter = LinkedList.fastIterator;
        final Iterator tupleIter = memory.betaMemory.getLeftTupleMemory().iterator();
        for ( LeftTuple leftTuple = (LeftTuple) tupleIter.next(); leftTuple != null; leftTuple = (LeftTuple) tupleIter.next() ) {

            this.betaConstraints.updateFromTuple( memory.betaMemory.getContext(),
                                                  workingMemory,
                                                  leftTuple );
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        final BetaMemory memory = (BetaMemory) workingMemory.getNodeMemory( this );

        FastIterator it = memory.getLeftTupleMemory().fastIterator();

        final Iterator tupleIter = memory.getLeftTupleMemory().iterator();
        for ( LeftTuple leftTuple = (LeftTuple) tupleIter.next(); leftTuple != null; leftTuple = (LeftTuple) tupleIter.next() ) {
            this.constraints.updateFromTuple( memory.getContext(),
                                              workingMemory,
                                              leftTuple );
            for ( RightTuple rightTuple = memory.getRightTupleMemory().getFirst( leftTuple, (InternalFactHandle) context.getFactHandle(), it );
                  rightTuple != null; rightTuple = (RightTuple) it.next( rightTuple ) ) {
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                           final PropagationContext context,
                           final InternalWorkingMemory workingMemory) {

        final RiaNodeMemory memory = (RiaNodeMemory) workingMemory.getNodeMemory( this );

        final Iterator it = memory.getMap().iterator();

        // iterates over all propagated handles and assert them to the new sink
        for ( ObjectEntry entry = (ObjectEntry) it.next(); entry != null; entry = (ObjectEntry) it.next() ) {
            sink.assertObject( (InternalFactHandle) entry.getValue(),
                               context,
                               workingMemory );
        }
    }
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        if ( !this.isInUse() ) {
            for ( InternalWorkingMemory workingMemory : workingMemories ) {
                RiaNodeMemory memory = (RiaNodeMemory) workingMemory.getNodeMemory( this );

                Iterator it = memory.getMap().iterator();
                for ( ObjectEntry entry = (ObjectEntry) it.next(); entry != null; entry = (ObjectEntry) it.next() ) {
                    LeftTuple leftTuple = (LeftTuple) entry.getKey();
                    leftTuple.unlinkFromLeftParent();
                    leftTuple.unlinkFromRightParent();
                }
                workingMemory.clearNodeMemory( this );
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Related Classes of org.drools.core.util.Iterator

  • org.drools.common.AbstractRuleBase
  • org.drools.common.ActiveActivationsIteratorTest
  • org.drools.common.ArrayAgendaGroup
  • org.drools.common.NamedEntryPoint
  • org.drools.common.RuleFlowGroupImpl
  • org.drools.common.TerminalNodeIteratorTest
  • org.drools.compiler.beliefsystem.defeasible.DefeasibilityTest
  • org.drools.compiler.common.ActivationIteratorTest
  • org.drools.compiler.common.ActiveActivationsIteratorTest
  • org.drools.compiler.common.TerminalNodeIteratorTest
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