Package org.drools.rule

Examples of org.drools.rule.Collect

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        final Pattern sourcePattern = new Pattern( 0,
                                                srcObjType );
        final ObjectType resultObjType = new ClassObjectType( LinkedList.class );
        final Pattern resultPattern = new Pattern( 1,
                                                resultObjType );
        this.collect = new Collect( sourcePattern,
                                    resultPattern );

        this.node = new CollectNode( 15,
                                     this.tupleSource,
                                     this.objectSource,
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    public void build(final BuildContext context,
                      final BuildUtils utils,
                      final RuleConditionElement rce) {

        boolean existSubNetwort = false;
        final Collect collect = (Collect) rce;

        final List resultBetaConstraints = context.getBetaconstraints();
        final List resultAlphaConstraints = context.getAlphaConstraints();

        final Pattern sourcePattern = collect.getSourcePattern();

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

        // save tuple source and pattern offset for later if needed
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        final Pattern sourcePattern = new Pattern( 0,
                                                srcObjType );
        final ObjectType resultObjType = new ClassObjectType( LinkedList.class );
        final Pattern resultPattern = new Pattern( 1,
                                                resultObjType );
        this.collect = new Collect( sourcePattern,
                                    resultPattern );

        this.node = new CollectNode( 15,
                                     this.tupleSource,
                                     this.objectSource,
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    public void build(final BuildContext context,
                      final BuildUtils utils,
                      final RuleConditionElement rce) {

        boolean existSubNetwort = false;
        final Collect collect = (Collect) rce;
        context.pushRuleComponent( collect );

        final List resultBetaConstraints = context.getBetaconstraints();
        final List resultAlphaConstraints = context.getAlphaConstraints();
        final List resultBehaviors = context.getBehaviors();

        final Pattern sourcePattern = collect.getSourcePattern();
        final Pattern resultPattern = collect.getResultPattern();

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

        // save tuple source and pattern offset for later if needed
        final LeftTupleSource tupleSource = context.getTupleSource();
        final int currentPatternIndex = context.getCurrentPatternOffset();

        // builds the source pattern
        builder.build( context,
                       utils,
                       sourcePattern );

        // if object source is null, then we need to adapt tuple source into a subnetwork
        if ( context.getObjectSource() == null ) {

            // attach right input adapter node to convert tuple source into an object source
            context.setObjectSource( (ObjectSource) utils.attachNode( context,
                                                                      new RightInputAdapterNode( context.getNextId(),
                                                                                                 context.getTupleSource(),
                                                                                                 context ) ) );

            // restore tuple source from before the start of the sub network
            context.setTupleSource( tupleSource );

            // create a tuple start equals constraint and set it in the context
            final TupleStartEqualsConstraint constraint = TupleStartEqualsConstraint.getInstance();
            final List betaConstraints = new ArrayList();
            betaConstraints.add( constraint );
            context.setBetaconstraints( betaConstraints );
            existSubNetwort = true;
        }

        BetaConstraints binder = utils.createBetaNodeConstraint( context,
                                                                 context.getBetaconstraints(),
                                                                 false );
        // indexing for the results should be always disabled
        BetaConstraints resultBinder = utils.createBetaNodeConstraint( context,
                                                                       resultBetaConstraints,
                                                                       true );

        Behavior[] behaviors = Behavior.EMPTY_BEHAVIOR_LIST;
        if ( !context.getBehaviors().isEmpty() ) {
            behaviors = (Behavior[]) context.getBehaviors().toArray( new Behavior[context.getBehaviors().size()] );
        }

        CollectAccumulator accumulator = new CollectAccumulator( collect );
        Accumulate accumulate = new Accumulate( sourcePattern,
                                                sourcePattern.getRequiredDeclarations(),
                                                (Declaration[]) collect.getInnerDeclarations().values().toArray( new Declaration[0] ),
                                                accumulator );
        context.setTupleSource( (LeftTupleSource) utils.attachNode( context,
                                                                    new AccumulateNode( context.getNextId(),
                                                                                        context.getTupleSource(),
                                                                                        context.getObjectSource(),
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    public void build(final BuildContext context,
                      final BuildUtils utils,
                      final RuleConditionElement rce) {

        boolean existSubNetwort = false;
        final Collect collect = (Collect) rce;
        context.pushRuleComponent( collect );

        final List resultBetaConstraints = context.getBetaconstraints();
        final List resultAlphaConstraints = context.getAlphaConstraints();
        final List resultBehaviors = context.getBehaviors();

        final Pattern sourcePattern = collect.getSourcePattern();
        final Pattern resultPattern = collect.getResultPattern();

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

        // save tuple source and pattern offset for later if needed
        final LeftTupleSource tupleSource = context.getTupleSource();
        final int currentPatternIndex = context.getCurrentPatternOffset();

        // builds the source pattern
        builder.build( context,
                       utils,
                       sourcePattern );

        // if object source is null, then we need to adapt tuple source into a subnetwork
        if ( context.getObjectSource() == null ) {

            // attach right input adapter node to convert tuple source into an object source
            context.setObjectSource( (ObjectSource) utils.attachNode( context,
                                                                      new RightInputAdapterNode( context.getNextId(),
                                                                                                 context.getTupleSource(),
                                                                                                 context ) ) );

            // restore tuple source from before the start of the sub network
            context.setTupleSource( tupleSource );

            // create a tuple start equals constraint and set it in the context
            final TupleStartEqualsConstraint constraint = TupleStartEqualsConstraint.getInstance();
            final List betaConstraints = new ArrayList();
            betaConstraints.add( constraint );
            context.setBetaconstraints( betaConstraints );
            existSubNetwort = true;
        }

        BetaConstraints binder = utils.createBetaNodeConstraint( context,
                                                                 context.getBetaconstraints(),
                                                                 false );
        // indexing for the results should be always disabled
        BetaConstraints resultBinder = utils.createBetaNodeConstraint( context,
                                                                       resultBetaConstraints,
                                                                       true );

        Behavior[] behaviors = Behavior.EMPTY_BEHAVIOR_LIST;
        if ( !context.getBehaviors().isEmpty() ) {
            behaviors = (Behavior[]) context.getBehaviors().toArray( new Behavior[context.getBehaviors().size()] );
        }

        CollectAccumulator accumulator = new CollectAccumulator( collect );
        Accumulate accumulate = new Accumulate( sourcePattern,
                                                sourcePattern.getRequiredDeclarations(),
                                                (Declaration[]) collect.getInnerDeclarations().values().toArray( new Declaration[0] ),
                                                new Accumulator[] { accumulator },
                                                false );
        context.setTupleSource( (LeftTupleSource) utils.attachNode( context,
                                                                    new AccumulateNode( context.getNextId(),
                                                                                        context.getTupleSource(),
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        final Pattern sourcePattern = new Pattern( 0,
                                                srcObjType );
        final ObjectType resultObjType = new ClassObjectType( LinkedList.class );
        final Pattern resultPattern = new Pattern( 1,
                                                resultObjType );
        this.collect = new Collect( sourcePattern,
                                    resultPattern );

        this.node = new CollectNode( 15,
                                     this.tupleSource,
                                     this.objectSource,
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    public void build(final BuildContext context,
                      final BuildUtils utils,
                      final RuleConditionElement rce) {

        boolean existSubNetwort = false;
        final Collect collect = (Collect) rce;

        final List resultBetaConstraints = context.getBetaconstraints();
        final List resultAlphaConstraints = context.getAlphaConstraints();

        final Pattern sourcePattern = collect.getSourcePattern();

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

        // save tuple source and pattern offset for later if needed
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    public void build(final BuildContext context,
                      final BuildUtils utils,
                      final RuleConditionElement rce) {

        boolean existSubNetwort = false;
        final Collect collect = (Collect) rce;

        final List resultBetaConstraints = context.getBetaconstraints();
        final List resultAlphaConstraints = context.getAlphaConstraints();

        final Pattern sourcePattern = collect.getSourcePattern();

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

        // save tuple source and pattern offset for later if needed
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        final String className = "collect" + context.getNextId();
        collectDescr.setClassMethodName( className );
       
        Pattern resultPattern = (Pattern) context.getBuildStack().peek();

        final Collect collect = new Collect( sourcePattern,
                                             resultPattern );
        return collect;
    }
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    public void build(final BuildContext context,
                      final BuildUtils utils,
                      final RuleConditionElement rce) {

        boolean existSubNetwort = false;
        final Collect collect = (Collect) rce;
        context.pushRuleComponent( collect );

        final List resultBetaConstraints = context.getBetaconstraints();
        final List resultAlphaConstraints = context.getAlphaConstraints();

        final Pattern sourcePattern = collect.getSourcePattern();
        final Pattern resultPattern = collect.getResultPattern();

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

        // save tuple source and pattern offset for later if needed
        final LeftTupleSource tupleSource = context.getTupleSource();
        final int currentPatternIndex = context.getCurrentPatternOffset();

        // builds the source pattern
        builder.build( context,
                       utils,
                       sourcePattern );

        // if object source is null, then we need to adapt tuple source into a subnetwork
        if ( context.getObjectSource() == null ) {

            // attach right input adapter node to convert tuple source into an object source
            context.setObjectSource( (ObjectSource) utils.attachNode( context,
                                                                      new RightInputAdapterNode( context.getNextId(),
                                                                                                 context.getTupleSource(),
                                                                                                 context ) ) );

            // restore tuple source from before the start of the sub network
            context.setTupleSource( tupleSource );

            // create a tuple start equals constraint and set it in the context
            final TupleStartEqualsConstraint constraint = TupleStartEqualsConstraint.getInstance();
            final List betaConstraints = new ArrayList();
            betaConstraints.add( constraint );
            context.setBetaconstraints( betaConstraints );
            existSubNetwort = true;
        }

        BetaConstraints binder = utils.createBetaNodeConstraint( context,
                                                                 context.getBetaconstraints(),
                                                                 false );
        // indexing for the results should be always disabled
        BetaConstraints resultBinder = utils.createBetaNodeConstraint( context,
                                                                       resultBetaConstraints,
                                                                       true );

        CollectAccumulator accumulator = new CollectAccumulator( collect );
        Accumulate accumulate = new Accumulate( sourcePattern,
                                                sourcePattern.getRequiredDeclarations(),
                                                (Declaration[]) collect.getInnerDeclarations().values().toArray( new Declaration[0] ),
                                                new Accumulator[] { accumulator },
                                                false );
        context.setTupleSource( (LeftTupleSource) utils.attachNode( context,
                                                                    new AccumulateNode( context.getNextId(),
                                                                                        context.getTupleSource(),
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Related Classes of org.drools.rule.Collect

  • org.drools.base.ClassObjectType
  • org.drools.reteoo.builder.CollectBuilder
  • org.drools.reteoo.CollectNodeTest
  • org.drools.rule.builder.CollectBuilder
  • org.drools.RuntimeDroolsException
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