Examples of org.drools.lang.descr.LiteralRestrictionDescr

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.

        assertEquals( 1,
                      first.getConstraint().getDescrs().size() );


        AndDescr fieldAnd = (AndDescr) first.getConstraint();
        FieldConstraintDescr fld = (FieldConstraintDescr) fieldAnd.getDescrs().get( 0 );
        LiteralRestrictionDescr constraint = (LiteralRestrictionDescr) fld.getRestrictions().get( 0 );


        assertNotNull( constraint );


        assertEquals( "a",
                      fld.getFieldName() );
        assertEquals( "==",
                      constraint.getEvaluator() );
        assertEquals( "3",
                      constraint.getText() );


        // Check second pattern
        final PatternDescr second = (PatternDescr) lhs.getDescrs().get( 1 );
        assertEquals( "foo4",
                      second.getIdentifier() );
        assertEquals( "Bar",
                      second.getObjectType() );


        //System.err.println( second.getDescrs() );


        fieldAnd = (AndDescr) second.getConstraint();
        assertEquals( 2,
                      fieldAnd.getDescrs().size() );


        final FieldBindingDescr fieldBindingDescr = (FieldBindingDescr) fieldAnd.getDescrs().get( 0 );
        assertEquals( "a",
                      fieldBindingDescr.getFieldName() );
        assertEquals( "a4",
                      fieldBindingDescr.getIdentifier() );


        fld = (FieldConstraintDescr) fieldAnd.getDescrs().get( 1 );
        constraint = (LiteralRestrictionDescr) fld.getRestrictions().get( 0 );


        assertNotNull( constraint );


        assertEquals( "a",
                      fld.getFieldName() );
        assertEquals( "==",
                      constraint.getEvaluator() );
        assertEquals( "4",
                      constraint.getText() );


        // Check third pattern
        final PatternDescr third = (PatternDescr) lhs.getDescrs().get( 2 );
        assertNull( third.getIdentifier() );
        assertEquals( "Baz",

View Full Code Here

        assertEquals( 2,
                      fld.getRestrictions().size() );
        assertEquals( "age",
                      fld.getFieldName() );


        LiteralRestrictionDescr lit = (LiteralRestrictionDescr) fld.getRestrictions().get( 0 );
        assertEquals( ">",
                      lit.getEvaluator() );
        assertEquals( "30",
                      lit.getText() );


        lit = (LiteralRestrictionDescr) fld.getRestrictions().get( 1 );
        assertEquals( "<",
                      lit.getEvaluator() );
        assertEquals( "40",
                      lit.getText() );


        //the second col, with 2 fields, the first with 2 restrictions, the second field with one
        pattern = (PatternDescr) rule.getLhs().getDescrs().get( 1 );
        assertEquals( "Vehicle",
                      pattern.getObjectType() );
        assertEquals( 2,
                      pattern.getConstraint().getDescrs().size() );


        and = (AndDescr) pattern.getConstraint();
        fld = (FieldConstraintDescr) and.getDescrs().get( 0 );
        assertEquals( "type",
                      fld.getFieldName() );
        assertEquals( 1,
                      fld.getRestrictions().size() );
        RestrictionConnectiveDescr or = (RestrictionConnectiveDescr) fld.getRestrictions().get( 0 );
        assertEquals( RestrictionConnectiveDescr.OR,
                      or.getConnective() );
        assertEquals( 2,
                      or.getRestrictions().size() );
        lit = (LiteralRestrictionDescr) or.getRestrictions().get( 0 );
        assertEquals( "==",
                      lit.getEvaluator() );
        assertEquals( "sedan",
                      lit.getText() );


        lit = (LiteralRestrictionDescr) or.getRestrictions().get( 1 );
        assertEquals( "==",
                      lit.getEvaluator() );
        assertEquals( "wagon",
                      lit.getText() );


        //now the second field
        fld = (FieldConstraintDescr) and.getDescrs().get( 1 );
        assertEquals( 1,
                      fld.getRestrictions().size() );
        lit = (LiteralRestrictionDescr) fld.getRestrictions().get( 0 );
        assertEquals( "<",
                      lit.getEvaluator() );
        assertEquals( "3",
                      lit.getText() );


    }

View Full Code Here

        FieldConstraintDescr fieldconstraintdescr = (FieldConstraintDescr) fieldContraintObject;
        assertEquals( fieldconstraintdescr.getFieldName(),
                      "hair" );
        Object literal1 = fieldconstraintdescr.getRestrictions().get( 0 );
        assertTrue( literal1 instanceof LiteralRestrictionDescr );
        LiteralRestrictionDescr literalDesc = (LiteralRestrictionDescr) literal1;
        assertEquals( literalDesc.getEvaluator(),
                      "==" );
        assertEquals( literalDesc.getText(),
                      "pink" );


        fieldContraintObject = patterndescr.getConstraint().getDescrs().get( 0 );
        assertTrue( fieldContraintObject instanceof FieldConstraintDescr );
        fieldconstraintdescr = (FieldConstraintDescr) fieldContraintObject;
        assertEquals( fieldconstraintdescr.getFieldName(),
                      "type" );
        literal1 = fieldconstraintdescr.getRestrictions().get( 0 );
        assertTrue( literal1 instanceof LiteralRestrictionDescr );
        literalDesc = (LiteralRestrictionDescr) literal1;
        assertEquals( literalDesc.getEvaluator(),
                      "==" );
        assertEquals( literalDesc.getText(),
                      "1" );
        
    }

View Full Code Here

        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( "System.out.println( stilton.getFieldValue( \"name\" ) + \" \" + stilton.getFieldValue( \"price\" ) );" );

View Full Code Here

                      pattern2.getIdentifier() );


        final PatternDescr pattern3 = (PatternDescr) lhsDescr.getDescrs().get( 4 );
        //final LiteralDescr literalDescr = (LiteralDescr) pattern3.getDescrs().get( 0 );
        final FieldConstraintDescr fieldConstraintDescr = (FieldConstraintDescr) pattern3.getDescrs().get( 0 );
        final LiteralRestrictionDescr literalDescr = (LiteralRestrictionDescr) fieldConstraintDescr.getRestrictions().get( 0 );
        assertEquals( "field1",
                      fieldConstraintDescr.getFieldName() );
        assertEquals( "==",
                      literalDescr.getEvaluator() );
        assertEquals( "value1",
                      literalDescr.getText() );


        final ReturnValueRestrictionDescr returnValueDescr = (ReturnValueRestrictionDescr) fieldConstraintDescr.getRestrictions().get( 1 );
        assertEquals( "==",
                      returnValueDescr.getEvaluator() );
        assertEquals( "1==1",

View Full Code Here

        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);" );

View Full Code Here

    }


    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" );
        literalDescr.addRestriction( new LiteralRestrictionDescr( "==",
                                                                  "false" ) );
        createLiteralRule( literalDescr );


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


        // test byte
        literalDescr = new FieldConstraintDescr( "bytePrimitive" );
        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( "==",
                                                                  "-1" ) );
        createLiteralRule( literalDescr );


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


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


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


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


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


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


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


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


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


        // test float
        literalDescr = new FieldConstraintDescr( "floatPrimitive" );
        literalDescr.addRestriction( new LiteralRestrictionDescr( "==",
                                                                  "1.1" ) );
        createLiteralRule( literalDescr );


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


        literalDescr = new FieldConstraintDescr( "floatPrimitive" );
        literalDescr.addRestriction( new LiteralRestrictionDescr( "==",
                                                                  "-1.1" ) );
        createLiteralRule( literalDescr );


        // test double
        literalDescr = new FieldConstraintDescr( "doublePrimitive" );
        literalDescr.addRestriction( new LiteralRestrictionDescr( "==",
                                                                  "1.1" ) );
        createLiteralRule( literalDescr );


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


        literalDescr = new FieldConstraintDescr( "floatPrimitive" );
        literalDescr.addRestriction( new LiteralRestrictionDescr( "==",
                                                                  "-1.1" ) );
        createLiteralRule( literalDescr );
    }

View Full Code Here


        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( "" );

View Full Code Here

        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( "" );


        ruleDescr = new RuleDescr( "rule-1" );
        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( "" );


        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( "" );

View Full Code Here


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


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


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

View Full Code Here

0 1 2 3 4 5 6 7 8 9

TOP

Related Classes of org.drools.lang.descr.LiteralRestrictionDescr

org.drools.clips.LhsClpParserTest

org.drools.compiler.PackageBuilderTest

org.drools.compiler.xml.rules.LiteralRestrictionHandler

org.drools.compiler.xml.rules.XmlPackageReaderTest

org.drools.lang.RuleParserTest

org.drools.rule.builder.dialect.java.RuleBuilderTest

org.drools.rule.builder.PatternBuilder

org.drools.xml.LiteralRestrictionHandler

org.drools.xml.rules.LiteralRestrictionHandler

org.drools.xml.rules.XmlPackageReaderTest

All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.