Package org.drools.rule

Examples of org.drools.rule.ReturnValueRestriction$ReturnValueContextEntry

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        final Declaration[] previousDeclarations = new Declaration[]{a, b};
        final Declaration[] localDeclarations = new Declaration[]{};
        final String[] requiredGlobals = new String[]{};

        final ReturnValueRestriction returnValue = new ReturnValueRestriction( extractor,
                                                                               previousDeclarations,
                                                                               localDeclarations,
                                                                               requiredGlobals,
                                                                               ValueType.PINTEGER_TYPE.getEvaluator( Operator.EQUAL ) );

        builder.build( context,
                       usedIdentifiers,
                       previousDeclarations,
                       localDeclarations,
                       returnValue,
                       returnValueDescr );

        final RuleBase ruleBase = RuleBaseFactory.newRuleBase();
        final InternalWorkingMemory wm = (InternalWorkingMemory) ruleBase.newStatefulSession();

        final Cheese stilton = new Cheese( "stilton",
                                           10 );

        final Cheese cheddar = new Cheese( "cheddar",
                                           10 );
        final InternalFactHandle f0 = (InternalFactHandle) wm.insert( cheddar );
        ReteTuple tuple = new ReteTuple( f0 );

        final InternalFactHandle f1 = (InternalFactHandle) wm.insert( stilton );
        tuple = new ReteTuple( tuple,
                               f1 );

        final Cheese brie = new Cheese( "brie",
                                        20 );
        assertTrue( returnValue.isAllowed( extractor,
                                           brie,
                                           tuple,
                                           wm ) );

        brie.setPrice( 18 );
        assertFalse( returnValue.isAllowed( extractor,
                                            brie,
                                            tuple,
                                            wm ) );
    }
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        assertTrue( c.getPredicateExpression() instanceof PredicateExpression );
        assertTrue( c.getPredicateExpression() instanceof CompiledInvoker );
        assertTrue( !(c.getPredicateExpression() instanceof MVELPredicateExpression ) );

        if (constraint[1] instanceof VariableConstraint) {
            ReturnValueRestriction r = ( ReturnValueRestriction ) (( VariableConstraint )constraint[1]).getRestriction();
            assertTrue( r.getExpression() instanceof ReturnValueExpression );
            assertTrue( r.getExpression() instanceof CompiledInvoker );
            assertTrue( !(r.getExpression() instanceof MVELReturnValueExpression ) );
        }
    }
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        }

        final Declaration[] previousDeclarations = (Declaration[]) tupleDeclarations.toArray( new Declaration[tupleDeclarations.size()] );
        final Declaration[] localDeclarations = (Declaration[]) factDeclarations.toArray( new Declaration[factDeclarations.size()] );
        final String[] requiredGlobals = (String[]) usedIdentifiers[1].toArray( new String[usedIdentifiers[1].size()] );
        final ReturnValueRestriction returnValueRestriction = new ReturnValueRestriction( extractor,
                                                                                          previousDeclarations,
                                                                                          localDeclarations,
                                                                                          requiredGlobals,
                                                                                          evaluator );
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        }

        final Declaration[] previousDeclarations = (Declaration[]) tupleDeclarations.toArray( new Declaration[tupleDeclarations.size()] );
        final Declaration[] localDeclarations = (Declaration[]) factDeclarations.toArray( new Declaration[factDeclarations.size()] );
        final String[] requiredGlobals = (String[]) usedIdentifiers[1].toArray( new String[usedIdentifiers[1].size()] );
        final ReturnValueRestriction returnValueRestriction = new ReturnValueRestriction( extractor,
                                                                                          previousDeclarations,
                                                                                          localDeclarations,
                                                                                          requiredGlobals,
                                                                                          evaluator );
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            return false;
        }

        if (declarations == null) {
            if (declr == null) {
                ReturnValueRestriction returnValueRestriction = (ReturnValueRestriction)restriction;
                Declaration[] requiredDeclarations = restriction.getRequiredDeclarations();
                String[] requiredGlobals = returnValueRestriction.getRequiredGlobals();
                declarations = new Declaration[(requiredDeclarations != null ? requiredDeclarations.length : 0) + (requiredGlobals != null ? requiredGlobals.length : 0)];
                int i = 0;
                if (requiredDeclarations != null) {
                    for (Declaration requiredDeclaration : requiredDeclarations)
                        declarations[i++] = requiredDeclaration;
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                     SortDeclarations.instance );
        Arrays.sort( localDeclarations,
                     SortDeclarations.instance );

        final String[] requiredGlobals = usedIdentifiers.getGlobals().keySet().toArray( new String[usedIdentifiers.getGlobals().size()] );
        final ReturnValueRestriction returnValueRestriction = new ReturnValueRestriction( extractor,
                                                                                          previousDeclarations,
                                                                                          localDeclarations,
                                                                                          requiredGlobals,
                                                                                          evaluator );
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                     SortDeclarations.instance );
        Arrays.sort( localDeclarations,
                     SortDeclarations.instance );

        final String[] requiredGlobals = usedIdentifiers.getGlobals().keySet().toArray( new String[usedIdentifiers.getGlobals().size()] );
        final ReturnValueRestriction returnValueRestriction = new ReturnValueRestriction( extractor,
                                                                                          previousDeclarations,
                                                                                          localDeclarations,
                                                                                          requiredGlobals,
                                                                                          evaluator );
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            return false;
        }

        if (declarations == null) {
            if (declr == null) {
                ReturnValueRestriction returnValueRestriction = (ReturnValueRestriction)restriction;
                Declaration[] requiredDeclarations = restriction.getRequiredDeclarations();
                String[] requiredGlobals = returnValueRestriction.getRequiredGlobals();
                declarations = new Declaration[(requiredDeclarations != null ? requiredDeclarations.length : 0) + (requiredGlobals != null ? requiredGlobals.length : 0)];
                int i = 0;
                if (requiredDeclarations != null) {
                    for (Declaration requiredDeclaration : requiredDeclarations)
                        declarations[i++] = requiredDeclaration;
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                     SortDeclarations.instance );
        Arrays.sort( localDeclarations,
                     SortDeclarations.instance );

        final String[] requiredGlobals = usedIdentifiers.getGlobals().keySet().toArray( new String[usedIdentifiers.getGlobals().size()] );
        final ReturnValueRestriction returnValueRestriction = new ReturnValueRestriction( extractor,
                                                                                          previousDeclarations,
                                                                                          localDeclarations,
                                                                                          requiredGlobals,
                                                                                          evaluator );
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                     SortDeclarations.instance );
        Arrays.sort( localDeclarations,
                     SortDeclarations.instance );

        final String[] requiredGlobals = usedIdentifiers.getGlobals().keySet().toArray( new String[usedIdentifiers.getGlobals().size()] );
        final ReturnValueRestriction returnValueRestriction = new ReturnValueRestriction( extractor,
                                                                                          previousDeclarations,
                                                                                          localDeclarations,
                                                                                          requiredGlobals,
                                                                                          evaluator );
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Related Classes of org.drools.rule.ReturnValueRestriction$ReturnValueContextEntry

  • org.drools.integrationtests.MVELTest
  • org.drools.rule.builder.dialect.java.JavaDialectTest
  • org.drools.rule.builder.dialect.mvel.MVELReturnValueBuilderTest
  • org.drools.rule.builder.PatternBuilder
  • org.drools.spi.FieldValue
  • org.drools.RuntimeDroolsException
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