Package org.drools.reteoo

Examples of org.drools.reteoo.LeftTupleSource

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        // get builder for the pattern
        final ReteooComponentBuilder builder = utils.getBuilderFor( source );

        // save tuple source and current pattern offset for later if needed
        LeftTupleSource tupleSource = context.getTupleSource();
        final int currentPatternIndex = context.getCurrentPatternOffset();
       
        // builds the source pattern
        builder.build( context,
                       utils,
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            boolean existSubNetwort = false;
            final GroupElement not = (GroupElement) rce;

            // NOT must save some context info to restore it later
            final int currentPatternIndex = context.getCurrentPatternOffset();
            final LeftTupleSource tupleSource = context.getTupleSource();

            // get child
            final RuleConditionElement child = (RuleConditionElement) not.getChildren().get( 0 );

            // get builder for child
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            boolean existSubNetwort = false;           
            final GroupElement exists = (GroupElement) rce;

            // EXISTS must save some context info to restore it later
            final int currentPatternIndex = context.getCurrentPatternOffset();
            final LeftTupleSource tupleSource = context.getTupleSource();

            // get child
            final RuleConditionElement child = (RuleConditionElement) exists.getChildren().get( 0 );

            // get builder for child
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                gatherNodeInfo( sink,
                                nodeStack,
                                info );
            }
        } else if ( parent instanceof LeftTupleSource ) {
            LeftTupleSource source = (LeftTupleSource) parent;
            for ( LeftTupleSink sink : source.getSinkPropagator().getSinks() ) {
                gatherNodeInfo( sink,
                                nodeStack,
                                info );
            }
        } else if ( parent instanceof RuleTerminalNode || parent instanceof QueryTerminalNode ) {
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                                             LeftTupleSink         node) {
        return new LeftTupleIterator(wm, node);
    }

    public void setFirstLeftTupleForNode() {
        LeftTupleSource source = node.getLeftTupleSource();

        this.currentLeftTuple = getFirstLeftTuple( source,
                                                   (LeftTupleSink) node,
                                                   wm );
    }
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        }
        return null;
    }

    public void setNextLeftTuple() {
        LeftTupleSource source = node.getLeftTupleSource();
        currentLeftTuple = getNextLeftTuple( source,
                                             (LeftTupleSink) node,
                                             currentLeftTuple,
                                             wm );
    }
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                          final RuleConditionElement rce) {
            final GroupElement not = (GroupElement) rce;

            // NOT must save some context info to restore it later
            final int currentPatternIndex = context.getCurrentPatternOffset();
            final LeftTupleSource tupleSource = context.getTupleSource();

            // get child
            final RuleConditionElement child = (RuleConditionElement) not.getChildren().get( 0 );

            // get builder for child
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                          final RuleConditionElement rce) {
            final GroupElement exists = (GroupElement) rce;

            // EXISTS must save some context info to restore it later
            final int currentPatternIndex = context.getCurrentPatternOffset();
            final LeftTupleSource tupleSource = context.getTupleSource();

            // get child
            final RuleConditionElement child = (RuleConditionElement) exists.getChildren().get( 0 );

            // get builder for child
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                gatherNodeInfo( sink,
                                nodeStack,
                                info );
            }
        } else if ( parent instanceof LeftTupleSource ) {
            LeftTupleSource source = (LeftTupleSource) parent;
            for ( LeftTupleSink sink : source.getSinkPropagator().getSinks() ) {
                gatherNodeInfo( sink,
                                nodeStack,
                                info );
            }
        } else if ( parent instanceof RuleTerminalNode || parent instanceof QueryTerminalNode ) {
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    private static void addObjectSink(InternalRuleBase ruleBase,
                                     ObjectSink sink,
                                     Map<Integer, BaseNode> nodes) {
        // we don't need to store alpha nodes, as they have no state to serialise
        if ( sink instanceof LeftTupleSource ) {
            LeftTupleSource node = (LeftTupleSource) sink;
            for ( LeftTupleSink leftTupleSink : node.getSinkPropagator().getSinks() ) {
                addLeftTupleSink( ruleBase,
                                  leftTupleSink,
                                  nodes );
            }
        } else {
            ObjectSource node = ( ObjectSource ) sink;
            for ( ObjectSink objectSink : node.getSinkPropagator().getSinks() ) {
                addObjectSink( ruleBase,
                               objectSink,
                               nodes );
            }
        }
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Related Classes of org.drools.reteoo.LeftTupleSource

  • org.drools.common.LeftTupleIterator
  • org.drools.core.util.debug.DefaultNodeInfo
  • org.drools.core.util.debug.SessionInspector
  • org.drools.marshalling.impl.RuleBaseNodes
  • org.drools.marshalling.RuleBaseNodes
  • org.drools.phreak.RuleNetworkEvaluatorActivation
  • org.drools.phreak.SegmentPropagator
  • org.drools.phreak.SegmentUtilities
  • org.drools.reteoo.builder.AccumulateBuilder
  • org.drools.reteoo.builder.CollectBuilder
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