Package org.drools.reteoo

Examples of org.drools.reteoo.RuleTerminalNode

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public class NamedConsequenceBuilder implements ReteooComponentBuilder {

    public void build(BuildContext context, BuildUtils utils, RuleConditionElement rce) {
        NamedConsequence namedConsequence = (NamedConsequence) rce;
        RuleTerminalNode terminalNode = buildTerminalNodeForNamedConsequence(context, namedConsequence);

        terminalNode.attach(context);

        terminalNode.networkUpdated(new UpdateContext());

        // adds the terminal node to the list of nodes created/added by this sub-rule
        context.getNodes().add( terminalNode );
    }
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                                                                  rule,
                                                                  subrule,
                                                                  0, // subruleIndex,
                                                                  context );

        RuleTerminalNode terminalNode = (RuleTerminalNode) terminal;
        ((RuleTerminalNode) terminal).setConsequenceName( namedConsequence.getConsequenceName() );
        return terminalNode;
    }
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        context.popRuleComponent();
    }

    private ConditionalBranchEvaluator buildConditionalBranchEvaluator( BuildContext context, ConditionalBranch conditionalBranch ) {
        RuleTerminalNode terminalNode = buildTerminalNodeForNamedConsequence(context, conditionalBranch.getNamedConsequence());
        terminalNode.networkUpdated(new UpdateContext());
        // adds the terminal node to the list of nodes created/added by this sub-rule
        context.getNodes().add(terminalNode);

        return new ConditionalBranchEvaluator( conditionalBranch.getEvalCondition(),
                                               context.getTupleSource().getPartitionId(),
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    public AlphaNode buildAlphaNode( int id, AlphaNodeFieldConstraint constraint, ObjectSource objectSource, BuildContext context ) {
        return new AlphaNode( id, constraint, objectSource, context );
    }

    public TerminalNode buildTerminalNode( int id, LeftTupleSource source, Rule rule, GroupElement subrule, int subruleIndex, BuildContext context ) {
        return new RuleTerminalNode( id, source, rule, subrule, subruleIndex, context );
    }
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        SegmentMemory smem = smems[smemIndex];
        while ( true ) {
            srcTuples = trgTuples; // previous target, is now the source
           
            if ( NodeTypeEnums.isTerminalNode( node ) ) {
                RuleTerminalNode rtn = rmem.getRuleTerminalNode();
                pRtnNode.doNode( rtn, wm, srcTuples );
                break; // returns null;
            } else if ( NodeTypeEnums.RightInputAdaterNode == node.getType() ) {
                return trgTuples;
            } else if ( nodeMem == null ) {
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    public static void evaluateLazyItems(WorkingMemory wm) {
        InternalWorkingMemory iwm = (InternalWorkingMemory) wm;
        Map<Rule, BaseNode[]> map = ((InternalRuleBase) iwm.getRuleBase()).getReteooBuilder().getTerminalNodes();
        for ( BaseNode[] nodes : map.values() ) {
            for ( BaseNode node : nodes ) {
                RuleTerminalNode rtn = (RuleTerminalNode) node;
                RuleMemory rs = (RuleMemory) iwm.getNodeMemory( rtn );
                RuleNetworkEvaluatorActivation item = rs.getAgendaItem();
                if ( item != null ) {
                    item.dequeue();
                    int count = item.evaluateNetwork(iwm);
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import static org.mvel2.asm.Opcodes.RETURN;

public class ConsequenceGenerator {

    public static void generate(final ConsequenceStub stub, KnowledgeHelper knowledgeHelper, WorkingMemory workingMemory) {
        RuleTerminalNode rtn = (RuleTerminalNode) knowledgeHelper.getMatch().getTuple().getLeftTupleSink();
        final Declaration[] declarations = rtn.getDeclarations();
        final boolean isOrRule = rtn.getRule().getTransformedLhs(
                ((ReteooRuleBase) workingMemory.getRuleBase()).getConfiguration().getComponentFactory().getLogicTransformerFactory().getLogicTransformer()
        ).length > 1;
        final LeftTuple tuple = (LeftTuple)knowledgeHelper.getTuple();

        // Sort declarations based on their offset, so it can ascend the tuple's parents stack only once
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public class NamedConsequenceBuilder implements ReteooComponentBuilder {

    public void build(BuildContext context, BuildUtils utils, RuleConditionElement rce) {
        NamedConsequence namedConsequence = (NamedConsequence) rce;
        RuleTerminalNode terminalNode = buildTerminalNodeForNamedConsequence(context, namedConsequence);

        terminalNode.attach(context);

        terminalNode.networkUpdated(new UpdateContext());

        // adds the terminal node to the list of nodes created/added by this sub-rule
        context.addNode(terminalNode);

        for ( InternalWorkingMemory workingMemory : context.getWorkingMemories() ) {
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                                                                  rule,
                                                                  subrule,
                                                                  0, // subruleIndex,
                                                                  context );

        RuleTerminalNode terminalNode = (RuleTerminalNode) terminal;
        ((RuleTerminalNode) terminal).setConsequenceName( namedConsequence.getConsequenceName() );
        return terminalNode;
    }
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        Assert.assertEquals( "Rule must have a single terminal node",
                             1,
                             terminals.size() );

        final RuleTerminalNode terminal = (RuleTerminalNode) terminals.get( 0 );

    }
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Related Classes of org.drools.reteoo.RuleTerminalNode

  • org.drools.base.mvel.MVELEnabledExpression
  • org.drools.base.mvel.MVELSalienceExpression
  • org.drools.common.AgendaItem
  • org.drools.common.DefaultAgenda
  • org.drools.common.EventFactHandle
  • org.drools.common.InternalAgenda
  • org.drools.common.InternalAgendaGroup
  • org.drools.common.InternalFactHandle
  • org.drools.common.InternalRuleFlowGroup
  • org.drools.common.InternalWorkingMemory
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