Package org.drools.lang.descr

Examples of org.drools.lang.descr.FieldConstraintDescr.addRestriction()

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        packageDescr.addGlobal( new GlobalDescr( "map",
                                                 "java.util.Map" ) );

        final FieldConstraintDescr returnValue = new FieldConstraintDescr( "price" );
        returnValue.addRestriction( new ReturnValueRestrictionDescr( "==",
                                                                     "x" ) );

        pattern.addConstraint( returnValue );

        // There is no m this should produce errors.
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        final PatternDescr pattern = new PatternDescr( "Cheese",
                                                       "stilton" );
        lhs.addDescr( pattern );

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

        pattern.addConstraint( literalDescr );

        ruleDescr.setConsequence( "String result = stilton.getFieldValue( \"name\" ) + \" \" + stilton.getFieldValue( \"price\" );" );
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        final PatternDescr pattern = new PatternDescr( Cheese.class.getName(),
                                                       "stilton" );
        lhs.addDescr( pattern );

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

        pattern.addConstraint( literalDescr );

        ruleDescr.setConsequence( "update(stilton);" );
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        packageDescr.addGlobal( new GlobalDescr( "map",
                                                 "java.util.Map" ) );

        final FieldConstraintDescr returnValue = new FieldConstraintDescr( "price" );
        returnValue.addRestriction( new ReturnValueRestrictionDescr( "==",
                                                                     "(( (Integer) map.get( new Integer( x )) ).intValue() * y)" ) );

        pattern.addConstraint( returnValue );

        ruleDescr.setConsequence( "update(stilton);" );
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    }

    public void testNumbers() throws Exception {
        // test boolean
        FieldConstraintDescr literalDescr = new FieldConstraintDescr( "booleanPrimitive" );
        literalDescr.addRestriction( new LiteralRestrictionDescr( "==",
                                                                  "true" ) );
        createLiteralRule( literalDescr );

        // test boolean
        literalDescr = new FieldConstraintDescr( "booleanPrimitive" );
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                                                                  "true" ) );
        createLiteralRule( literalDescr );

        // test boolean
        literalDescr = new FieldConstraintDescr( "booleanPrimitive" );
        literalDescr.addRestriction( new LiteralRestrictionDescr( "==",
                                                                  "false" ) );
        createLiteralRule( literalDescr );

        // test char
        literalDescr = new FieldConstraintDescr( "charPrimitive" );
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                                                                  "false" ) );
        createLiteralRule( literalDescr );

        // test char
        literalDescr = new FieldConstraintDescr( "charPrimitive" );
        literalDescr.addRestriction( new LiteralRestrictionDescr( "==",
                                                                  "a" ) );
        createLiteralRule( literalDescr );

        // test byte
        literalDescr = new FieldConstraintDescr( "bytePrimitive" );
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                                                                  "a" ) );
        createLiteralRule( literalDescr );

        // test byte
        literalDescr = new FieldConstraintDescr( "bytePrimitive" );
        literalDescr.addRestriction( new LiteralRestrictionDescr( "==",
                                                                  "1" ) );
        createLiteralRule( literalDescr );

        literalDescr = new FieldConstraintDescr( "bytePrimitive" );
        literalDescr.addRestriction( new LiteralRestrictionDescr( "==",
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        literalDescr.addRestriction( new LiteralRestrictionDescr( "==",
                                                                  "1" ) );
        createLiteralRule( literalDescr );

        literalDescr = new FieldConstraintDescr( "bytePrimitive" );
        literalDescr.addRestriction( new LiteralRestrictionDescr( "==",
                                                                  "0" ) );
        createLiteralRule( literalDescr );

        literalDescr = new FieldConstraintDescr( "bytePrimitive" );
        literalDescr.addRestriction( new LiteralRestrictionDescr( "==",
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        literalDescr.addRestriction( new LiteralRestrictionDescr( "==",
                                                                  "0" ) );
        createLiteralRule( literalDescr );

        literalDescr = new FieldConstraintDescr( "bytePrimitive" );
        literalDescr.addRestriction( new LiteralRestrictionDescr( "==",
                                                                  "-1" ) );
        createLiteralRule( literalDescr );

        // test short
        literalDescr = new FieldConstraintDescr( "shortPrimitive" );
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