Package org.drools.rule

Examples of org.drools.rule.RuleConditionElement

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            if ( this.maps[i].containsKey( (name) ) ) {
                return true;
            }
        }
        for ( int i = this.buildStack.size() - 1; i >= 0; i-- ) {
            final RuleConditionElement rce = (RuleConditionElement) this.buildStack.get( i );
            final Declaration declaration = (Declaration) rce.getInnerDeclarations().get( name );
            if ( declaration != null ) {
                if ( (rce instanceof GroupElement) && ((GroupElement) rce).isOr() ) {
                    // if it is an OR and it is duplicated, we can stop looking for duplication now
                    // as it is a separate logical branch
                    return false;
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        }
    }

    private boolean isNegative(final BuildContext context) {
        for ( ListIterator<RuleConditionElement> it = context.stackIterator(); it.hasPrevious(); ) {
            RuleConditionElement rce = it.previous();
            if ( rce instanceof GroupElement && ((GroupElement) rce).isNot() ) {
                return true;
            }
        }
        return false;
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            if ( this.maps[i].containsKey( (name) ) ) {
                return true;
            }
        }
        for ( int i = this.buildStack.size() - 1; i >= 0; i-- ) {
            final RuleConditionElement rce = (RuleConditionElement) this.buildStack.get( i );
            final Declaration declaration = (Declaration) rce.getInnerDeclarations().get( name );
            if ( declaration != null ) {
                if ( (rce instanceof GroupElement) && ((GroupElement) rce).isOr() ) {
                    // if it is an OR and it is duplicated, we can stop looking for duplication now
                    // as it is a separate logical branch
                    return false;
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        boolean existSubNetwort = false;

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

        final RuleConditionElement source = accumulate.getSource();

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

        // save tuple source and current pattern offset for later if needed
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            final GroupElement ge = (GroupElement) rce;

            // iterate over each child and build it
            for ( final Iterator it = ge.getChildren().iterator(); it.hasNext(); ) {

                final RuleConditionElement child = (RuleConditionElement) it.next();

                final ReteooComponentBuilder builder = utils.getBuilderFor( child );

                builder.build( context,
                               utils,
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            // will have no child
            if ( and.getChildren().isEmpty() ) {
                return true;
            }

            final RuleConditionElement child = (RuleConditionElement) and.getChildren().get( 0 );
            final ReteooComponentBuilder builder = utils.getBuilderFor( child );

            return builder.requiresLeftActivation( utils,
                                                   child );
        }
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            // NOT must save some context info to restore it later
            final int currentPatternIndex = context.getCurrentPatternOffset();
            final TupleSource tupleSource = context.getTupleSource();

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

            // get builder for child
            final ReteooComponentBuilder builder = utils.getBuilderFor( child );

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

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

            // get builder for child
            final ReteooComponentBuilder builder = utils.getBuilderFor( child );

            // builds the child
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    public void checkUnboundDeclarations(final BuildContext context,
                                         final Declaration[] declarations) throws InvalidPatternException {
        final List list = new ArrayList();
        for ( int i = 0, length = declarations.length; i < length; i++ ) {
            for ( final ListIterator it = context.stackIterator(); it.hasPrevious(); ) {
                final RuleConditionElement rce = (RuleConditionElement) it.previous();
                final Declaration decl = rce.resolveDeclaration( declarations[i].getIdentifier() );
                if ( decl == null || decl.getPattern().getOffset() > declarations[i].getPattern().getOffset() ) {
                    list.add( declarations[i].getIdentifier() );
                }
            }
        }
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            }

            final RuleConditionBuilder builder = (RuleConditionBuilder) context.getDialect().getBuilder( accumDescr.getInput().getClass() );

            // create source CE
            final RuleConditionElement source = builder.build( context,
                                                               accumDescr.getInput() );

            if ( source == null ) {
                return null;
            }

            MVELDialect dialect = (MVELDialect) context.getDialect();

            Map<String, Declaration> decls = context.getDeclarationResolver().getDeclarations( context.getRule() );
            Map<String, Declaration> sourceOuterDeclr = source.getOuterDeclarations();

            Map<String, Declaration> mergedDecl = new HashMap( decls );
            mergedDecl.putAll( sourceOuterDeclr );

            Map<String, Class< ? >> declarationClasses = context.getDeclarationResolver().getDeclarationClasses( decls );
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Related Classes of org.drools.rule.RuleConditionElement

  • org.drools.eclipse.DRLInfo$RuleInfo
  • org.drools.lang.api.DescrBuilderTest
  • org.drools.reteoo.builder.AccumulateBuilder
  • org.drools.reteoo.builder.BuildUtils
  • org.drools.reteoo.builder.GroupElementBuilder$AndBuilder
  • org.drools.reteoo.builder.GroupElementBuilder$ExistsBuilder
  • org.drools.reteoo.builder.GroupElementBuilder$NotBuilder
  • org.drools.reteoo.builder.PatternBuilder
  • org.drools.rule.builder.ConditionalBranchBuilder
  • org.drools.rule.builder.dialect.java.JavaAccumulateBuilder
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