Examples of LiteralRestrictionDescr

org.drools.compiler.lang.descr.LiteralRestrictionDescr
This represents a literal node in the rule language. This is a constraint on a single field of a pattern. The "text" contains the content.
org.drools.lang.descr.LiteralRestrictionDescr
This represents a literal node in the rule language. This is a constraint on a single field of a pattern. The "text" contains the content.

Examples of org.drools.compiler.lang.descr.LiteralRestrictionDescr

                InternalReadAccessor extractor = getFieldReadAccessor( context, relDescr, pattern.getObjectType(), values[0], null, true );
                if (extractor == null) {
                    normalizedExpr = subExprs[i++];
                } else {
                    ValueType vtype = extractor.getValueType();
                    LiteralRestrictionDescr restrictionDescr = new LiteralRestrictionDescr( relDescr.getOperator(),
                                                                                            relDescr.isNegated(),
                                                                                            relDescr.getParameters(),
                                                                                            values[1],
                                                                                            LiteralRestrictionDescr.TYPE_STRING );
                    normalizedExpr = normalizeMVELLiteralExpression( vtype,

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Examples of org.drools.compiler.lang.descr.LiteralRestrictionDescr

            }
        }


        ValueType vtype = extractor.getValueType();
        String operator = relDescr.getOperator().trim();
        LiteralRestrictionDescr restrictionDescr = buildLiteralRestrictionDescr(context, relDescr, value2, operator, isConstant);


        if (restrictionDescr != null) {
            FieldValue field = getFieldValue(context, vtype, restrictionDescr);
            if (field != null) {
                Constraint constraint = getConstraintBuilder( context ).buildLiteralConstraint(context, pattern, vtype, field, expr, value1, operator, value2, extractor, restrictionDescr);

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Examples of org.drools.compiler.lang.descr.LiteralRestrictionDescr

                                                                   String rightValue,
                                                                   String operator,
                                                                   boolean isRightLiteral) {
        // is it a literal? Does not include enums
        if ( isRightLiteral ) {
            return new LiteralRestrictionDescr(operator, exprDescr.isNegated(), exprDescr.getParameters(), rightValue, LiteralRestrictionDescr.TYPE_STRING);
        }


        // is it an enum?
        int dotPos = rightValue.lastIndexOf( '.' );
        if ( dotPos >= 0 ) {
            final String mainPart = rightValue.substring( 0,
                                                     dotPos );
            String lastPart = rightValue.substring( dotPos + 1 );
            try {
                context.getDialect().getTypeResolver().resolveType( mainPart );
                if ( lastPart.indexOf( '(' ) < 0 && lastPart.indexOf( '.' ) < 0 && lastPart.indexOf( '[' ) < 0 ) {
                    return new LiteralRestrictionDescr(operator, exprDescr.isNegated(), exprDescr.getParameters(), rightValue, LiteralRestrictionDescr.TYPE_STRING );
                }
            } catch ( ClassNotFoundException e ) {
                // do nothing as this is just probing to see if it was a class, which we now know it isn't :)
            }  catch ( NoClassDefFoundError e ) {
                // do nothing as this is just probing to see if it was a class, which we now know it isn't :)

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Examples of org.drools.compiler.lang.descr.LiteralRestrictionDescr

                InternalReadAccessor extractor = getFieldReadAccessor( context, relDescr, pattern.getObjectType(), values[0], null, true );
                if (extractor == null) {
                    normalizedExpr = subExprs[i++];
                } else {
                    ValueType vtype = extractor.getValueType();
                    LiteralRestrictionDescr restrictionDescr = new LiteralRestrictionDescr( relDescr.getOperator(),
                                                                                            relDescr.isNegated(),
                                                                                            relDescr.getParameters(),
                                                                                            values[1],
                                                                                            LiteralRestrictionDescr.TYPE_STRING );
                    normalizedExpr = normalizeMVELLiteralExpression( vtype,

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Examples of org.drools.compiler.lang.descr.LiteralRestrictionDescr

            }
        }


        ValueType vtype = extractor.getValueType();
        String operator = relDescr.getOperator().trim();
        LiteralRestrictionDescr restrictionDescr = buildLiteralRestrictionDescr(context, relDescr, value2, operator, isConstant);


        if (restrictionDescr != null) {
            FieldValue field = getFieldValue(context, vtype, restrictionDescr);
            if (field != null) {
                Constraint constraint = getConstraintBuilder( context ).buildLiteralConstraint(context, pattern, vtype, field, expr, value1, operator, value2, extractor, restrictionDescr);

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Examples of org.drools.compiler.lang.descr.LiteralRestrictionDescr

                                                                   String rightValue,
                                                                   String operator,
                                                                   boolean isRightLiteral) {
        // is it a literal? Does not include enums
        if ( isRightLiteral ) {
            return new LiteralRestrictionDescr(operator, exprDescr.isNegated(), exprDescr.getParameters(), rightValue, LiteralRestrictionDescr.TYPE_STRING);
        }


        // is it an enum?
        int dotPos = rightValue.lastIndexOf( '.' );
        if ( dotPos >= 0 ) {
            final String mainPart = rightValue.substring( 0,
                                                     dotPos );
            String lastPart = rightValue.substring( dotPos + 1 );
            try {
                context.getDialect().getTypeResolver().resolveType( mainPart );
                if ( lastPart.indexOf( '(' ) < 0 && lastPart.indexOf( '.' ) < 0 && lastPart.indexOf( '[' ) < 0 ) {
                    return new LiteralRestrictionDescr(operator, exprDescr.isNegated(), exprDescr.getParameters(), rightValue, LiteralRestrictionDescr.TYPE_STRING );
                }
            } catch ( ClassNotFoundException e ) {
                // do nothing as this is just probing to see if it was a class, which we now know it isn't :)
            }  catch ( NoClassDefFoundError e ) {
                // do nothing as this is just probing to see if it was a class, which we now know it isn't :)

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Examples of org.drools.compiler.lang.descr.LiteralRestrictionDescr


        final PatternDescr patternDescr = new PatternDescr( Cheese.class.getName(),
                                                            "stilton" );


        final FieldConstraintDescr literalDescr = new FieldConstraintDescr( "type" );
        literalDescr.addRestriction( new LiteralRestrictionDescr( "==",
                                                                  null ) );


        patternDescr.addConstraint( literalDescr );


        ruleDescr.setConsequence( "" );

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Examples of org.drools.compiler.lang.descr.LiteralRestrictionDescr

        lhs = new AndDescr();
        ruleDescr.setLhs( lhs );
        patternDescr = new PatternDescr( Cheese.class.getName(),
                                         "stilton" );
        literalDescr = new FieldConstraintDescr( "type" );
        literalDescr.addRestriction( new LiteralRestrictionDescr( "!=",
                                                                  null ) );
        patternDescr.addConstraint( literalDescr );
        ruleDescr.setConsequence( "" );


        ruleDescr = new RuleDescr( "rule-2" );
        ruleDescr.setLocation( 42,
                               43 );
        packageDescr.addRule( ruleDescr );
        lhs = new AndDescr();
        ruleDescr.setLhs( lhs );
        patternDescr = new PatternDescr( Cheese.class.getName(),
                                         "stilton" );


        literalDescr = new FieldConstraintDescr( "type" );
        literalDescr.addRestriction( new LiteralRestrictionDescr( "!=",
                                                                  null ) );


        patternDescr.addConstraint( literalDescr );
        ruleDescr.setConsequence( "" );

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Examples of org.drools.compiler.lang.descr.LiteralRestrictionDescr

        AndDescr lhs = new AndDescr();
        ruleDescr.setLhs( lhs );
        PatternDescr patternDescr = new PatternDescr( Cheese.class.getName(),
                                                      "stilton" );
        FieldConstraintDescr literalDescr = new FieldConstraintDescr( "type" );
        literalDescr.addRestriction( new LiteralRestrictionDescr( "==",
                                                                  null ) );
        patternDescr.addConstraint( literalDescr );
        ruleDescr.setConsequence( "" );


        return packageDescr;

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Examples of org.drools.compiler.lang.descr.LiteralRestrictionDescr


        final BindingDescr fieldBindingDescr = new BindingDescr( "$type",
                                                                 "type" );


        final FieldConstraintDescr literalDescr = new FieldConstraintDescr( "type" );
        literalDescr.addRestriction( new LiteralRestrictionDescr( "==",
                                                                  "stilton" ) );


        pattern1.addConstraint( fieldBindingDescr );
        pattern1.addConstraint( literalDescr );

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