Package org.drools.lang.descr

Examples of org.drools.lang.descr.VariableRestrictionDescr

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        assertEquals( 2,
                      descrs.getDescrs().size() );
        PatternDescr pat = (PatternDescr) descrs.getDescrs().get( 1 );
        FieldConstraintDescr fieldConstr = (FieldConstraintDescr) pat.getConstraint().getDescrs().get( 0 );
        VariableRestrictionDescr restr = (VariableRestrictionDescr) fieldConstr.getRestrictions().get( 0 );

        assertEquals( "contains",
                      restr.getEvaluator() );
        assertTrue( restr.isNegated() );
        assertEquals( "$city",
                      restr.getIdentifier() );
    }
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        final FieldConstraintDescr fcdB = (FieldConstraintDescr) or.getDescrs().get( 0 );
        assertEquals( 1,
                      fcdB.getRestrictions().size() );
        assertTrue( fcdB.getRestrictions().get( 0 ) instanceof VariableRestrictionDescr );
        final VariableRestrictionDescr rb = (VariableRestrictionDescr) fcdB.getRestrictions().get( 0 );
        assertEquals( "after",
                      rb.getEvaluator() );
        assertEquals( "$a",
                      rb.getText() );
        assertEquals( "1,10",
                      rb.getParameterText() );
        assertFalse( rb.isNegated() );

        final FieldConstraintDescr fcdB2 = (FieldConstraintDescr) or.getDescrs().get( 1 );
        assertEquals( 1,
                      fcdB2.getRestrictions().size() );
        assertTrue( fcdB2.getRestrictions().get( 0 ) instanceof VariableRestrictionDescr );
        final VariableRestrictionDescr rb2 = (VariableRestrictionDescr) fcdB2.getRestrictions().get( 0 );
        assertEquals( "after",
                      rb2.getEvaluator() );
        assertEquals( "$a",
                      rb2.getText() );
        assertEquals( "15,20",
                      rb2.getParameterText() );
        assertTrue( rb2.isNegated() );

        final PatternDescr eventC = (PatternDescr) rule.getLhs().getDescrs().get( 2 );
        assertEquals( "$c",
                      eventC.getIdentifier() );
        assertEquals( "EventC",
                      eventC.getObjectType() );
        assertEquals( 1,
                      eventC.getConstraint().getDescrs().size() );
        final FieldConstraintDescr fcdC = (FieldConstraintDescr) eventC.getConstraint().getDescrs().get( 0 );
        assertEquals( 1,
                      fcdC.getRestrictions().size() );
        assertTrue( fcdC.getRestrictions().get( 0 ) instanceof VariableRestrictionDescr );
        final VariableRestrictionDescr rc = (VariableRestrictionDescr) fcdC.getRestrictions().get( 0 );
        assertEquals( "finishes",
                      rc.getEvaluator() );
        assertEquals( "$b",
                      rc.getText() );
        assertNull( rc.getParameterText() );
        assertFalse( rc.isNegated() );

        final PatternDescr eventD = (PatternDescr) rule.getLhs().getDescrs().get( 3 );
        assertEquals( "$d",
                      eventD.getIdentifier() );
        assertEquals( "EventD",
                      eventD.getObjectType() );
        assertEquals( 1,
                      eventD.getConstraint().getDescrs().size() );
        final FieldConstraintDescr fcdD = (FieldConstraintDescr) eventD.getConstraint().getDescrs().get( 0 );
        assertEquals( 1,
                      fcdD.getRestrictions().size() );
        assertTrue( fcdD.getRestrictions().get( 0 ) instanceof VariableRestrictionDescr );
        final VariableRestrictionDescr rd = (VariableRestrictionDescr) fcdD.getRestrictions().get( 0 );
        assertEquals( "starts",
                      rd.getEvaluator() );
        assertEquals( "$a",
                      rd.getText() );
        assertNull( rd.getParameterText() );
        assertTrue( rd.isNegated() );

        final PatternDescr eventE = (PatternDescr) rule.getLhs().getDescrs().get( 4 );
        assertEquals( "$e",
                      eventE.getIdentifier() );
        assertEquals( "EventE",
                      eventE.getObjectType() );
        assertEquals( 2,
                      eventE.getConstraint().getDescrs().size() );

        final AndDescr and = (AndDescr) eventE.getConstraint();

        FieldConstraintDescr fcdE = (FieldConstraintDescr) and.getDescrs().get( 0 );
        assertEquals( 1,
                      fcdE.getRestrictions().size() );
        final RestrictionConnectiveDescr orrestr = (RestrictionConnectiveDescr) fcdE.getRestrictions().get( 0 );
        assertEquals( RestrictionConnectiveDescr.OR,
                      orrestr.getConnective() );
        assertEquals( 2,
                      orrestr.getRestrictions().size() );
        assertTrue( orrestr.getRestrictions().get( 0 ) instanceof VariableRestrictionDescr );
        VariableRestrictionDescr re = (VariableRestrictionDescr) orrestr.getRestrictions().get( 0 );
        assertEquals( "before",
                      re.getEvaluator() );
        assertEquals( "$b",
                      re.getText() );
        assertEquals( "1, 10",
                      re.getParameterText() );
        assertTrue( re.isNegated() );
        re = (VariableRestrictionDescr) orrestr.getRestrictions().get( 1 );
        assertEquals( "after",
                      re.getEvaluator() );
        assertEquals( "$c",
                      re.getText() );
        assertEquals( "1, 10",
                      re.getParameterText() );
        assertFalse( re.isNegated() );

        fcdE = (FieldConstraintDescr) and.getDescrs().get( 1 );
        assertEquals( 1,
                      fcdE.getRestrictions().size() );
        assertTrue( fcdE.getRestrictions().get( 0 ) instanceof VariableRestrictionDescr );
        re = (VariableRestrictionDescr) fcdE.getRestrictions().get( 0 );
        assertEquals( "after",
                      re.getEvaluator() );
        assertEquals( "$d",
                      re.getText() );
        assertEquals( "1, 5",
                      re.getParameterText() );
        assertFalse( re.isNegated() );
    }
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        AndDescr lhs = new AndDescr();
        queryDescr.setLhs( lhs );
        PatternDescr pattern = new PatternDescr( Person.class.getName() );
        lhs.addDescr( pattern );
        FieldConstraintDescr literalDescr = new FieldConstraintDescr( "name" );
        literalDescr.addRestriction( new VariableRestrictionDescr( "==",
                                                                   "$name" ) );
        pattern.addConstraint( literalDescr );
       
        literalDescr = new FieldConstraintDescr( "age" );
        literalDescr.addRestriction( new VariableRestrictionDescr( "==",
                                                                   "$age" ) );
        pattern.addConstraint( literalDescr );
       
        literalDescr = new FieldConstraintDescr( "likes" );
        literalDescr.addRestriction( new VariableRestrictionDescr( "==",
                                                                   "$likes" ) );
        pattern.addConstraint( literalDescr );       
       
        RuleDescr ruleDescr = new RuleDescr( "rule-1" );
        packageDescr.addRule( ruleDescr );
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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 VariableRestrictionDescr( "==",
                                                                   "$type" ) );

        pattern.addConstraint( literalDescr );

        builder.addPackage( packageDescr );
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                      literalDescr.getEvaluator() );
        assertEquals( "bob",
                      literalDescr.getText() );

        fld = (FieldConstraintDescr) person.getConstraint().getDescrs().get( 2 );
        final VariableRestrictionDescr variableDescr = (VariableRestrictionDescr) fld.getRestrictions().get( 0 );

        assertEquals( "likes",
                      fld.getFieldName() );
        assertEquals( "==",
                      variableDescr.getEvaluator() );
        assertEquals( "$type",
                      variableDescr.getIdentifier() );
    }
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        final NotDescr not = (NotDescr) rule.getLhs().getDescrs().get( 1 );
        pattern = (PatternDescr) not.getDescrs().get( 0 );

        final FieldConstraintDescr fld = (FieldConstraintDescr) pattern.getConstraint().getDescrs().get( 0 );
        final VariableRestrictionDescr boundVariable = (VariableRestrictionDescr) fld.getRestrictions().get( 0 );

        assertEquals( "type",
                      fld.getFieldName() );
        assertEquals( "==",
                      boundVariable.getEvaluator() );
        assertEquals( "$likes",
                      boundVariable.getIdentifier() );
    }
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        assertEquals( 2,
                      descrs.getDescrs().size() );
        PatternDescr pat = (PatternDescr) descrs.getDescrs().get( 1 );
        FieldConstraintDescr fieldConstr = (FieldConstraintDescr) pat.getConstraint().getDescrs().get( 0 );
        VariableRestrictionDescr restr = (VariableRestrictionDescr) fieldConstr.getRestrictions().get( 0 );

        assertEquals( "memberOf",
                      restr.getEvaluator() );
        assertFalse( restr.isNegated() );
        assertEquals( "$cities",
                      restr.getIdentifier() );
    }
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        assertEquals( 2,
                      descrs.getDescrs().size() );
        PatternDescr pat = (PatternDescr) descrs.getDescrs().get( 1 );
        FieldConstraintDescr fieldConstr = (FieldConstraintDescr) pat.getConstraint().getDescrs().get( 0 );
        VariableRestrictionDescr restr = (VariableRestrictionDescr) fieldConstr.getRestrictions().get( 0 );

        assertEquals( "memberOf",
                      restr.getEvaluator() );
        assertTrue( restr.isNegated() );
        assertEquals( "$cities",
                      restr.getIdentifier() );
    }
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        assertEquals( 2,
                      descrs.getDescrs().size() );
        PatternDescr pat = (PatternDescr) descrs.getDescrs().get( 1 );
        FieldConstraintDescr fieldConstr = (FieldConstraintDescr) pat.getConstraint().getDescrs().get( 0 );
        VariableRestrictionDescr restr = (VariableRestrictionDescr) fieldConstr.getRestrictions().get( 0 );

        assertEquals( "contains",
                      restr.getEvaluator() );
        assertTrue( restr.isNegated() );
        assertEquals( "$city",
                      restr.getIdentifier() );
    }
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        final FieldConstraintDescr fcdB = (FieldConstraintDescr) or.getDescrs().get( 0 );
        assertEquals( 1,
                      fcdB.getRestrictions().size() );
        assertTrue( fcdB.getRestrictions().get( 0 ) instanceof VariableRestrictionDescr );
        final VariableRestrictionDescr rb = (VariableRestrictionDescr) fcdB.getRestrictions().get( 0 );
        assertEquals( "after",
                      rb.getEvaluator() );
        assertEquals( "$a",
                      rb.getText() );
        assertEquals( "1,10",
                      rb.getParameterText() );
        assertFalse( rb.isNegated() );

        final FieldConstraintDescr fcdB2 = (FieldConstraintDescr) or.getDescrs().get( 1 );
        assertEquals( 1,
                      fcdB2.getRestrictions().size() );
        assertTrue( fcdB2.getRestrictions().get( 0 ) instanceof VariableRestrictionDescr );
        final VariableRestrictionDescr rb2 = (VariableRestrictionDescr) fcdB2.getRestrictions().get( 0 );
        assertEquals( "after",
                      rb2.getEvaluator() );
        assertEquals( "$a",
                      rb2.getText() );
        assertEquals( "15,20",
                      rb2.getParameterText() );
        assertTrue( rb2.isNegated() );

        final PatternDescr eventC = (PatternDescr) rule.getLhs().getDescrs().get( 2 );
        assertEquals( "$c",
                      eventC.getIdentifier() );
        assertEquals( "EventC",
                      eventC.getObjectType() );
        assertEquals( 1,
                      eventC.getConstraint().getDescrs().size() );
        final FieldConstraintDescr fcdC = (FieldConstraintDescr) eventC.getConstraint().getDescrs().get( 0 );
        assertEquals( 1,
                      fcdC.getRestrictions().size() );
        assertTrue( fcdC.getRestrictions().get( 0 ) instanceof VariableRestrictionDescr );
        final VariableRestrictionDescr rc = (VariableRestrictionDescr) fcdC.getRestrictions().get( 0 );
        assertEquals( "finishes",
                      rc.getEvaluator() );
        assertEquals( "$b",
                      rc.getText() );
        assertNull( rc.getParameterText() );
        assertFalse( rc.isNegated() );

        final PatternDescr eventD = (PatternDescr) rule.getLhs().getDescrs().get( 3 );
        assertEquals( "$d",
                      eventD.getIdentifier() );
        assertEquals( "EventD",
                      eventD.getObjectType() );
        assertEquals( 1,
                      eventD.getConstraint().getDescrs().size() );
        final FieldConstraintDescr fcdD = (FieldConstraintDescr) eventD.getConstraint().getDescrs().get( 0 );
        assertEquals( 1,
                      fcdD.getRestrictions().size() );
        assertTrue( fcdD.getRestrictions().get( 0 ) instanceof VariableRestrictionDescr );
        final VariableRestrictionDescr rd = (VariableRestrictionDescr) fcdD.getRestrictions().get( 0 );
        assertEquals( "starts",
                      rd.getEvaluator() );
        assertEquals( "$a",
                      rd.getText() );
        assertNull( rd.getParameterText() );
        assertTrue( rd.isNegated() );

        final PatternDescr eventE = (PatternDescr) rule.getLhs().getDescrs().get( 4 );
        assertEquals( "$e",
                      eventE.getIdentifier() );
        assertEquals( "EventE",
                      eventE.getObjectType() );
        assertEquals( 2,
                      eventE.getConstraint().getDescrs().size() );

        final AndDescr and = (AndDescr) eventE.getConstraint();

        FieldConstraintDescr fcdE = (FieldConstraintDescr) and.getDescrs().get( 0 );
        assertEquals( 1,
                      fcdE.getRestrictions().size() );
        final RestrictionConnectiveDescr orrestr = (RestrictionConnectiveDescr) fcdE.getRestrictions().get( 0 );
        assertEquals( RestrictionConnectiveDescr.OR,
                      orrestr.getConnective() );
        assertEquals( 2,
                      orrestr.getRestrictions().size() );
        assertTrue( orrestr.getRestrictions().get( 0 ) instanceof VariableRestrictionDescr );
        VariableRestrictionDescr re = (VariableRestrictionDescr) orrestr.getRestrictions().get( 0 );
        assertEquals( "before",
                      re.getEvaluator() );
        assertEquals( "$b",
                      re.getText() );
        assertEquals( "1, 10",
                      re.getParameterText() );
        assertTrue( re.isNegated() );
        re = (VariableRestrictionDescr) orrestr.getRestrictions().get( 1 );
        assertEquals( "after",
                      re.getEvaluator() );
        assertEquals( "$c",
                      re.getText() );
        assertEquals( "1, 10",
                      re.getParameterText() );
        assertFalse( re.isNegated() );

        fcdE = (FieldConstraintDescr) and.getDescrs().get( 1 );
        assertEquals( 1,
                      fcdE.getRestrictions().size() );
        assertTrue( fcdE.getRestrictions().get( 0 ) instanceof VariableRestrictionDescr );
        re = (VariableRestrictionDescr) fcdE.getRestrictions().get( 0 );
        assertEquals( "after",
                      re.getEvaluator() );
        assertEquals( "$d",
                      re.getText() );
        assertEquals( "1, 5",
                      re.getParameterText() );
        assertFalse( re.isNegated() );
    }
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Related Classes of org.drools.lang.descr.VariableRestrictionDescr

  • org.drools.compiler.PackageBuilderTest
  • org.drools.compiler.QueryBuilderTest
  • org.drools.compiler.xml.rules.VariableRestrictionsHandler
  • org.drools.compiler.xml.rules.XmlPackageReaderTest
  • org.drools.lang.RuleParserTest
  • org.drools.xml.rules.VariableRestrictionsHandler
  • org.drools.xml.rules.XmlPackageReaderTest
  • org.drools.xml.VariableRestrictionsHandler
  • org.drools.xml.XmlPackageReaderTest
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