Examples of FieldConstraintDescr

org.drools.compiler.lang.descr.FieldConstraintDescr
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, which may also be an enumeration.
org.drools.lang.descr.FieldConstraintDescr
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, which may also be an enumeration.

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

        packageDescr.addRule( ruleDescr );
        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.FieldConstraintDescr

        lhs.addDescr( pattern1 );


        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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Examples of org.drools.lang.descr.FieldConstraintDescr


        DescrBuilderTree.fact_expression_return left = null;


        DescrBuilderTree.fact_expression_return right = null;


        FieldConstraintDescr field = null;


        BaseDescr ae = null;

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Examples of org.drools.lang.descr.FieldConstraintDescr




    // $ANTLR start "field_element"
    // src/main/resources/org/drools/lang/DescrBuilderTree.g:383:1: field_element returns [FieldConstraintDescr element] : ^( VT_ACCESSOR_PATH (ae= accessor_element )+ ) ;
    public final FieldConstraintDescr field_element() throws RecognitionException {
        FieldConstraintDescr element = null;


        BaseDescr ae = null;

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Examples of org.drools.lang.descr.FieldConstraintDescr

        String input = "Cheese( price > 10 && < 20 || == $val || == 30 )";
        String expected = "( ( price > 10 && price < 20 ) || price == $val || price == 30 )" ;
        DRLParser parser = parse( input );
        PatternDescr pattern = (PatternDescr) parser.fact( null );
        
        FieldConstraintDescr fieldDescr = (FieldConstraintDescr) pattern.getConstraint().getDescrs().get( 0 );
        String result = dumper.dump( fieldDescr );
        
        assertEquals( expected, result );
    }

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Examples of org.drools.lang.descr.FieldConstraintDescr

        String input = "Cheese( type.toString matches \"something\\swith\\tsingle escapes\" )";
        String expected = "type.toString ~= \"something\\\\swith\\\\tsingle escapes\"" ;
        DRLParser parser = parse( input );
        PatternDescr pattern = (PatternDescr) parser.fact( null );
        
        FieldConstraintDescr fieldDescr = (FieldConstraintDescr) pattern.getConstraint().getDescrs().get( 0 );
        String result = dumper.dump( fieldDescr );
        
        assertEquals( expected, result );
    }

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Examples of org.drools.lang.descr.FieldConstraintDescr

        String input = "Cheese( type.toString matches 'something\\swith\\tsingle escapes' )";
        String expected = "type.toString ~= \"something\\\\swith\\\\tsingle escapes\"" ;
        DRLParser parser = parse( input );
        PatternDescr pattern = (PatternDescr) parser.fact( null );
        
        FieldConstraintDescr fieldDescr = (FieldConstraintDescr) pattern.getConstraint().getDescrs().get( 0 );
        String result = dumper.dump( fieldDescr );
        
        assertEquals( expected, result );
    }

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Examples of org.drools.lang.descr.FieldConstraintDescr

        String input = "Map( this[\"content\"] matches \"hello ;=\" )";
        String expected = "this[\"content\"] ~= \"hello ;=\"" ;
        DRLParser parser = parse( input );
        PatternDescr pattern = (PatternDescr) parser.fact( null );
        
        FieldConstraintDescr fieldDescr = (FieldConstraintDescr) pattern.getConstraint().getDescrs().get( 0 );
        String result = dumper.dump( fieldDescr );
        
        assertEquals( expected, result );
    }

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Examples of org.drools.lang.descr.FieldConstraintDescr

        String input = "Person( son.birthDate == \"01-jan-2000\" )";
        String expected = "son.birthDate == org.drools.base.evaluators.DateFactory.parseDate( \"01-jan-2000\" )" ;
        DRLParser parser = parse( input );
        PatternDescr pattern = (PatternDescr) parser.fact( null );
        
        FieldConstraintDescr fieldDescr = (FieldConstraintDescr) pattern.getConstraint().getDescrs().get( 0 );
        String result = dumper.dump( fieldDescr, true );
        
        assertEquals( expected, result );
    }

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Examples of org.drools.lang.descr.FieldConstraintDescr


        PatternDescr pattern = (PatternDescr) lhs.getDescrs().get( 0 );
        assertEquals( 1,
                      pattern.getConstraint().getDescrs().size() );
        AndDescr fieldAnd = (AndDescr) pattern.getConstraint();
        FieldConstraintDescr fld = (FieldConstraintDescr) fieldAnd.getDescrs().get( 0 );
        LiteralRestrictionDescr lit = (LiteralRestrictionDescr) fld.getRestrictions().get( 0 );


        assertEquals( "==",
                      lit.getEvaluator() );
        assertEquals( "false",
                      lit.getText() );
        assertEquals( "bar",
                      fld.getFieldName() );


        pattern = (PatternDescr) lhs.getDescrs().get( 1 );
        assertEquals( 1,
                      pattern.getConstraint().getDescrs().size() );


        fieldAnd = (AndDescr) pattern.getConstraint();
        fld = (FieldConstraintDescr) fieldAnd.getDescrs().get( 0 );
        lit = (LiteralRestrictionDescr) fld.getRestrictions().get( 0 );


        assertEquals( ">",
                      lit.getEvaluator() );
        assertEquals( "-42",
                      lit.getText() );
        assertEquals( "boo",
                      fld.getFieldName() );


        pattern = (PatternDescr) lhs.getDescrs().get( 2 );
        assertEquals( 1,
                      pattern.getConstraint().getDescrs().size() );


        //lit = (LiteralDescr) col.getDescrs().get( 0 );


        fieldAnd = (AndDescr) pattern.getConstraint();
        fld = (FieldConstraintDescr) fieldAnd.getDescrs().get( 0 );
        lit = (LiteralRestrictionDescr) fld.getRestrictions().get( 0 );
        assertEquals( ">",
                      lit.getEvaluator() );
        assertEquals( "-42.42",
                      lit.getText() );
        assertEquals( "boo",
                      fld.getFieldName() );


        assertFalse( parser.hasErrors() );
    }

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