Package org.drools.spi

Examples of org.drools.spi.Evaluator

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                                                          getClass().getClassLoader() );
        Declaration declaration = new Declaration( identifier,
                                                   extractor,
                                                   new Pattern( 0,
                                                                new ClassObjectType( clazz ) ) );
        Evaluator evaluator = registry.getEvaluatorDefinition( operator.getOperatorString() ).getEvaluator( extractor.getValueType(),
                                                                                                            operator.getOperatorString(),
                                                                                                            operator.isNegated(),
                                                                                                            null );
        return new VariableConstraint( extractor,
                                       declaration,
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                                                            "type",
                                                            getClass().getClassLoader() );

        final FieldValue field = FieldFactory.getFieldValue( "cheddar" );

        final Evaluator evaluator = equals.getEvaluator( ValueType.STRING_TYPE,
                                                         Operator.EQUAL );

        final LiteralConstraint constraint = new LiteralConstraint( extractor,
                                                                    evaluator,
                                                                    field );
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                                                            "price",
                                                            getClass().getClassLoader() );

        final FieldValue field = FieldFactory.getFieldValue( 5 );

        final Evaluator evaluator = equals.getEvaluator( ValueType.PINTEGER_TYPE,
                                                         Operator.EQUAL );

        final LiteralConstraint constraint = new LiteralConstraint( extractor,
                                                                    evaluator,
                                                                    field );
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        final InternalReadAccessor extractor = store.getReader( clazz,
                                                                fieldName,
                                                                getClass().getClassLoader() );

        Evaluator evaluator = getEvaluator( clazz,
                                            ":=".equals( evaluatorString ) ? Operator.EQUAL.getOperatorString() : evaluatorString );
       
        Restriction vr = new VariableRestriction( extractor, declaration, evaluator );               

        if (  ":=".equals( evaluatorString ) ) {
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        final InternalReadAccessor extractor = store.getReader( clazz,
                                                                fieldName,
                                                                getClass().getClassLoader() );

        Evaluator evaluator = getEvaluator( clazz,
                                            evaluatorString );
       
        FieldValue fieldValue = FieldFactory.getFieldValue( value,
                                                            extractor.getValueType(),
                                                            null );
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                evaluatorStr = evaluatorStr.split( "\\[" )[0];
                parameters = parameters.split( "\\]" )[0];
            }
            EvaluatorDefinition evalDef = registry.getEvaluatorDefinition( evaluatorStr );
            assertNotNull( evalDef );
            final Evaluator evaluator = evalDef.getEvaluator( valueType,
                                                              evaluatorStr,
                                                              isNegated,
                                                              parameters );
            // System.out.println(evaluator);

            checkEvaluatorMethodWith2Extractors( valueType,
                                                 extractor,
                                                 row,
                                                 evaluator );
            checkEvaluatorMethodCachedRight( valueType,
                                             extractor,
                                             row,
                                             evaluator );
            checkEvaluatorMethodCachedLeft( valueType,
                                            extractor,
                                            row,
                                            evaluator );
            checkEvaluatorMethodWithFieldValue( valueType,
                                                extractor,
                                                row,
                                                evaluator );

            assertEquals( valueType,
                          evaluator.getValueType() );

        }
    }
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                                                            "type",
                                                            getClass().getClassLoader() );

        final FieldValue field = FieldFactory.getFieldValue( "cheddar" );

        final Evaluator evaluator = new EqualityEvaluatorsDefinition().getEvaluator( ValueType.STRING_TYPE,
                                                                                     Operator.EQUAL,
                                                                                     null );

        final LiteralConstraint constraint = new LiteralConstraint( extractor,
                                                                    evaluator,
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                                                          getClass().getClassLoader() );
        Declaration declaration = new Declaration( identifier,
                                                   extractor,
                                                   new Pattern( 0,
                                                                new ClassObjectType( clazz ) ) );
        Evaluator evaluator = registry.getEvaluatorDefinition( operator.getOperatorString() ).getEvaluator( extractor.getValueType(),
                                                                                                            operator.getOperatorString(),
                                                                                                            operator.isNegated(),
                                                                                                            null );
        return new VariableConstraint( extractor,
                                       declaration,
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                                                                                       "type",
                                                                                       getClass().getClassLoader() );

        final FieldValue field = FieldFactory.getFieldValue( "cheddar" );

        final Evaluator evaluator = registry.getEvaluator( ValueType.STRING_TYPE,
                                                           Operator.EQUAL,
                                                           null );

        final LiteralConstraint constraint = new LiteralConstraint( extractor,
                                                                    evaluator,
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                                                    String rightValue,
                                                    InternalReadAccessor extractor,
                                                    LiteralRestrictionDescr restrictionDescr) {
        if (USE_MVEL_EXPRESSION) {
            if (!isMvelOperator(operator)) {
                Evaluator evaluator = buildLiteralEvaluator(context, extractor, restrictionDescr, field, vtype);
                return new EvaluatorConstraint(field, evaluator, extractor);
            }

            String mvelExpr = normalizeMVELLiteralExpression(vtype, field, expression, leftValue, operator, rightValue, restrictionDescr);
            return new MvelConstraint(context.getPkg().getName(), mvelExpr, operator);
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Related Classes of org.drools.spi.Evaluator

  • org.drools.base.BaseEvaluator
  • org.drools.base.EvaluatorFactoryTest
  • org.drools.base.evaluators.AfterEvaluatorDefinition
  • org.drools.base.TemporalEvaluatorFactoryTest
  • org.drools.common.BaseBetaConstraintsTest
  • org.drools.event.AgendaEventSupportTest
  • org.drools.event.knowledgebase.KnowledgeBaseEventSupportTest
  • org.drools.event.rule.AgendaEventSupportTest
  • org.drools.event.RuleBaseEventListenerTest
  • org.drools.event.RuleBaseEventSupportTest
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