Package org.drools.core.reteoo.AccumulateNode

Examples of org.drools.core.reteoo.AccumulateNode.AccumulateContext

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                    AccumulateMemory am = (AccumulateMemory) memory;
                    bm = am.getBetaMemory();
                    FastIterator it = bm.getLeftTupleMemory().fullFastIterator();
                    LeftTuple lt = BetaNode.getFirstLeftTuple(bm.getLeftTupleMemory(), it);
                    for (; lt != null; lt = (LeftTuple) it.next(lt)) {
                        AccumulateContext accctx = (AccumulateContext) lt.getObject();
                        followPeer(accctx.getResultLeftTuple(), smem, sinks,  sinks.size()-1, insert, wm);
                    }
                } else if ( NodeTypeEnums.ExistsNode == node.getType() ) {
                    bm = (BetaMemory) wm.getNodeMemory((MemoryFactory) node);
                    FastIterator it = bm.getRightTupleMemory().fullFastIterator(); // done off the RightTupleMemory, as exists only have unblocked tuples on the left side
                    RightTuple rt = BetaNode.getFirstRightTuple(bm.getRightTupleMemory(), it);
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            while (peer.getSink() != sink) {
                peer = peer.getPeer();
            }

            if (NodeTypeEnums.AccumulateNode == peer.getLeftTupleSink().getType()) {
                AccumulateContext accctx = (AccumulateContext) peer.getObject();
                followPeer(accctx.getResultLeftTuple(), smem, sinks,  i-1, insert, wm);
            } else if ( peer.getFirstChild() != null ) {
                for (LeftTuple childLt = peer.getFirstChild(); childLt != null; childLt = childLt.getLeftParentNext()) {
                    followPeer(childLt, smem, sinks, i-1, insert, wm);
                }
            }
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        if ( accmem.betaMemory.getLeftTupleMemory().size() > 0 ) {
            ProtobufMessages.NodeMemory.AccumulateNodeMemory.Builder _accumulate = ProtobufMessages.NodeMemory.AccumulateNodeMemory.newBuilder();

            final org.drools.core.util.Iterator tupleIter = accmem.betaMemory.getLeftTupleMemory().iterator();
            for ( LeftTuple leftTuple = (LeftTuple) tupleIter.next(); leftTuple != null; leftTuple = (LeftTuple) tupleIter.next() ) {
                AccumulateContext accctx = (AccumulateContext) leftTuple.getObject();
                if ( accctx.getResultFactHandle() != null ) {
                    FactHandle _handle = ProtobufMessages.FactHandle.newBuilder()
                            .setId( accctx.getResultFactHandle().getId() )
                            .setRecency( accctx.getResultFactHandle().getRecency() )
                            .build();
                    _accumulate.addContext(
                            ProtobufMessages.NodeMemory.AccumulateNodeMemory.AccumulateContext.newBuilder()
                                    .setTuple( PersisterHelper.createTuple( leftTuple ) )
                                    .setResultHandle( _handle )
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        if ( accmem.betaMemory.getLeftTupleMemory().size() > 0 ) {
            ProtobufMessages.NodeMemory.AccumulateNodeMemory.Builder _accumulate = ProtobufMessages.NodeMemory.AccumulateNodeMemory.newBuilder();

            final org.drools.core.util.Iterator tupleIter = accmem.betaMemory.getLeftTupleMemory().iterator();
            for ( LeftTuple leftTuple = (LeftTuple) tupleIter.next(); leftTuple != null; leftTuple = (LeftTuple) tupleIter.next() ) {
                AccumulateContext accctx = (AccumulateContext) leftTuple.getObject();
                if ( accctx.getResultFactHandle() != null ) {
                    FactHandle _handle = ProtobufMessages.FactHandle.newBuilder()
                            .setId( accctx.getResultFactHandle().getId() )
                            .setRecency( accctx.getResultFactHandle().getRecency() )
                            .build();
                    _accumulate.addContext(
                            ProtobufMessages.NodeMemory.AccumulateNodeMemory.AccumulateContext.newBuilder()
                                    .setTuple( PersisterHelper.createTuple( leftTuple ) )
                                    .setResultHandle( _handle )
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                    AccumulateMemory am = (AccumulateMemory) memory;
                    bm = am.getBetaMemory();
                    FastIterator it = bm.getLeftTupleMemory().fullFastIterator();
                    LeftTuple lt = BetaNode.getFirstLeftTuple(bm.getLeftTupleMemory(), it);
                    for (; lt != null; lt = (LeftTuple) it.next(lt)) {
                        AccumulateContext accctx = (AccumulateContext) lt.getObject();
                        followPeer(accctx.getResultLeftTuple(), smem, sinks,  sinks.size()-1, insert, wm);
                    }
                } else if ( NodeTypeEnums.ExistsNode == node.getType() ) {
                    bm = (BetaMemory) wm.getNodeMemory((MemoryFactory) node);
                    FastIterator it = bm.getRightTupleMemory().fullFastIterator(); // done off the RightTupleMemory, as exists only have unblocked tuples on the left side
                    RightTuple rt = BetaNode.getFirstRightTuple(bm.getRightTupleMemory(), it);
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            while (peer.getSink() != sink) {
                peer = peer.getPeer();
            }

            if (NodeTypeEnums.AccumulateNode == peer.getLeftTupleSink().getType()) {
                AccumulateContext accctx = (AccumulateContext) peer.getObject();
                followPeer(accctx.getResultLeftTuple(), smem, sinks,  i-1, insert, wm);
            } else if ( peer.getFirstChild() != null ) {
                for (LeftTuple childLt = peer.getFirstChild(); childLt != null; childLt = childLt.getLeftParentNext()) {
                    followPeer(childLt, smem, sinks, i-1, insert, wm);
                }
            }
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                ltm.add(leftTuple);
            }

            PropagationContext context = leftTuple.getPropagationContext();

            AccumulateContext accresult = new AccumulateContext();


            leftTuple.setObject(accresult);

            accresult.context = accumulate.createContext();
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            FastIterator leftIt = accNode.getLeftIterator(ltm);

            for (LeftTuple leftTuple = accNode.getFirstLeftTuple(rightTuple, ltm, context, leftIt); leftTuple != null; leftTuple = (LeftTuple) leftIt.next(leftTuple)) {
                if (constraints.isAllowedCachedRight(contextEntry,
                                                     leftTuple)) {
                    final AccumulateContext accctx = (AccumulateContext) leftTuple.getObject();
                    addMatch(accNode,
                             accumulate,
                             leftTuple,
                             rightTuple,
                             null,
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        ContextEntry[] contextEntry = bm.getContext();
        BetaConstraints constraints = accNode.getRawConstraints();

        for (LeftTuple leftTuple = srcLeftTuples.getUpdateFirst(); leftTuple != null; ) {
            LeftTuple next = leftTuple.getStagedNext();
            final AccumulateContext accctx = (AccumulateContext) leftTuple.getObject();

            PropagationContext context = leftTuple.getPropagationContext();

            constraints.updateFromTuple(contextEntry,
                                        wm,
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                if (constraints.isAllowedCachedRight(bm.getContext(),
                                                     leftTuple)) {
                    if (leftTuple.getStagedType() == LeftTuple.NONE) {
                        trgLeftTuples.addUpdate(leftTuple);
                    }
                    final AccumulateContext accctx = (AccumulateContext) leftTuple.getObject();
                    // add a new match
                    addMatch(accNode,
                             accumulate,
                             leftTuple,
                             rightTuple,
                             null,
                             null,
                             wm,
                             am,
                             accctx,
                             true);
                }
            }
        } else {
            // in the same bucket, so iterate and compare
            for (; leftTuple != null; leftTuple = (LeftTuple) leftIt.next(leftTuple)) {
                if (constraints.isAllowedCachedRight(bm.getContext(),
                                                     leftTuple)) {
                    if (leftTuple.getStagedType() == LeftTuple.NONE) {
                        trgLeftTuples.addUpdate(leftTuple);
                    }
                    final AccumulateContext accctx = (AccumulateContext) leftTuple.getObject();
                    LeftTuple temp = null;
                    if (childLeftTuple != null && childLeftTuple.getLeftParent() == leftTuple) {
                        temp = childLeftTuple.getRightParentNext();
                        // we must re-add this to ensure deterministic iteration
                        childLeftTuple.reAddLeft();
                        removeMatch(accNode,
                                    accumulate,
                                    rightTuple,
                                    childLeftTuple,
                                    wm,
                                    am,
                                    accctx,
                                    true);
                        childLeftTuple = temp;
                    }
                    // add a new match
                    addMatch(accNode,
                             accumulate,
                             leftTuple,
                             rightTuple,
                             null,
                             childLeftTuple,
                             wm,
                             am,
                             accctx,
                             true);
                    if (temp != null) {
                        childLeftTuple = temp;
                    }
                } else if (childLeftTuple != null && childLeftTuple.getLeftParent() == leftTuple) {
                    if (leftTuple.getStagedType() == LeftTuple.NONE) {
                        trgLeftTuples.addUpdate(leftTuple);
                    }

                    LeftTuple temp = childLeftTuple.getRightParentNext();
                    final AccumulateContext accctx = (AccumulateContext) leftTuple.getObject();
                    // remove the match
                    removeMatch(accNode,
                                accumulate,
                                rightTuple,
                                childLeftTuple,
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Related Classes of org.drools.core.reteoo.AccumulateNode.AccumulateContext

  • org.drools.core.common.LeftTupleIterator
  • org.drools.core.common.PhreakActivationIterator
  • org.drools.core.marshalling.impl.InputMarshaller
  • org.drools.core.marshalling.impl.OutputMarshaller
  • org.drools.core.marshalling.impl.ProtobufOutputMarshaller
  • org.drools.core.phreak.AddRemoveRule
  • org.drools.core.phreak.PhreakAccumulateNode
  • org.drools.core.phreak.RuleNetworkEvaluator$PhreakAccumulateNode
  • org.drools.core.reteoo.ReteooWorkingMemory$EvaluateResultConstraints
  • org.drools.core.util.debug.AccumulateNodeVisitor
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