Package org.drools.lang.descr

Examples of org.drools.lang.descr.ExprConstraintDescr

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        PatternDescr pattern = (PatternDescr) ((RuleDescr) parse( "rule",
                                                                  text )).getLhs().getDescrs().get( 0 );

        assertEquals( 2,
                      pattern.getDescrs().size() );
        ExprConstraintDescr fcd = (ExprConstraintDescr) pattern.getDescrs().get( 0 );
        assertEquals( "\"Mark\"",
                      fcd.getExpression() );
        assertEquals( 0,
                      fcd.getPosition() );
        assertEquals( ExprConstraintDescr.Type.POSITIONAL,
                      fcd.getType() );
        fcd = (ExprConstraintDescr) pattern.getDescrs().get( 1 );
        assertEquals( "42",
                      fcd.getExpression() );
        assertEquals( 1,
                      fcd.getPosition() );
        assertEquals( ExprConstraintDescr.Type.POSITIONAL,
                      fcd.getType() );
    }
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        assertTrue( pattern.isQuery() );

        assertEquals( 2,
                      pattern.getDescrs().size() );
        ExprConstraintDescr fcd = (ExprConstraintDescr) pattern.getDescrs().get( 0 );
        assertEquals( "\"Mark\"",
                      fcd.getExpression() );
        assertEquals( 0,
                      fcd.getPosition() );
        assertEquals( ExprConstraintDescr.Type.POSITIONAL,
                      fcd.getType() );
        fcd = (ExprConstraintDescr) pattern.getDescrs().get( 1 );
        assertEquals( "42",
                      fcd.getExpression() );
        assertEquals( 1,
                      fcd.getPosition() );
        assertEquals( ExprConstraintDescr.Type.POSITIONAL,
                      fcd.getType() );
    }
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        PatternDescr pattern = (PatternDescr) ((RuleDescr) parse( "rule",
                                                                  text )).getLhs().getDescrs().get( 0 );

        assertEquals( 3,
                      pattern.getDescrs().size() );
        ExprConstraintDescr fcd = (ExprConstraintDescr) pattern.getDescrs().get( 0 );
        assertEquals( "\"Mark\"",
                      fcd.getExpression() );
        assertEquals( 0,
                      fcd.getPosition() );
        assertEquals( ExprConstraintDescr.Type.POSITIONAL,
                      fcd.getType() );
        fcd = (ExprConstraintDescr) pattern.getDescrs().get( 1 );
        assertEquals( "42",
                      fcd.getExpression() );
        assertEquals( 1,
                      fcd.getPosition() );
        assertEquals( ExprConstraintDescr.Type.POSITIONAL,
                      fcd.getType() );

        fcd = (ExprConstraintDescr) pattern.getDescrs().get( 2 );
        assertEquals( "location == \"atlanta\"",
                      fcd.getExpression() );
        assertEquals( 2,
                      fcd.getPosition() );
        assertEquals( ExprConstraintDescr.Type.NAMED,
                      fcd.getType() );

    }
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        PatternDescr pattern = (PatternDescr) ((ExistsDescr) ((RuleDescr) parse( "rule",
                                                                                 text )).getLhs().getDescrs().get( 0 )).getDescrs().get( 0 );

        assertEquals( "TelephoneCall",
                      pattern.getObjectType() );
        ExprConstraintDescr constr = (ExprConstraintDescr) pattern.getConstraint().getDescrs().get( 0 );
        assertEquals( "this finishes [1m] \"25-May-2011\"",
                      constr.getText() );

    }
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        assertEquals( "com.sample",
                          pkg.getName() );
        RuleDescr rule = (RuleDescr) pkg.getRules().get( 0 );
        assertEquals( "test",
                          rule.getName() );
        ExprConstraintDescr expr = (ExprConstraintDescr) ((PatternDescr) rule.getLhs().getDescrs().get( 0 )).getDescrs().get( 0 );
        assertEquals( "( text == null || text2 matches \"\" )",
                          expr.getText() );
    }
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                         parser.hasErrors() );

        assertNotNull( rule );

        AndDescr lhs = rule.getLhs();
        ExprConstraintDescr constr = (ExprConstraintDescr) ((PatternDescr) lhs.getDescrs().get( 0 )).getDescrs().get( 0 );

        assertEquals( "location==\"atlanta\\\"\"",
                      constr.getText() );
    }
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                     parser.hasErrors() );

        assertNotNull( rule );

        AndDescr lhs = rule.getLhs();
        ExprConstraintDescr constr = (ExprConstraintDescr) ((PatternDescr) lhs.getDescrs().get( 0 )).getDescrs().get( 0 );

        assertEquals( "type == \"s\\tti\\\"lto\\nn\"",
                      constr.getText() );
    }
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        PatternDescr pattern = (PatternDescr) lhs.getDescrs().get( 0 );
        assertEquals( 1,
                          pattern.getConstraint().getDescrs().size() );
        AndDescr fieldAnd = (AndDescr) pattern.getConstraint();
        ExprConstraintDescr fld = (ExprConstraintDescr) fieldAnd.getDescrs().get( 0 );
        assertEquals( "bar == false",
                          fld.getExpression() );

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

        fieldAnd = (AndDescr) pattern.getConstraint();
        fld = (ExprConstraintDescr) fieldAnd.getDescrs().get( 0 );

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

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

        fieldAnd = (AndDescr) pattern.getConstraint();
        fld = (ExprConstraintDescr) fieldAnd.getDescrs().get( 0 );

        assertEquals( "boo > -42.42",
                          fld.getText() );
    }
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        assertEquals( 1,
                      first.getConstraint().getDescrs().size() );

        AndDescr fieldAnd = (AndDescr) first.getConstraint();
        ExprConstraintDescr constraint = (ExprConstraintDescr) fieldAnd.getDescrs().get( 0 );
        assertNotNull( constraint );

        assertEquals( "a==3",
                      constraint.getExpression() );

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

        AndDescr and = (AndDescr) pattern.getConstraint();
        ExprConstraintDescr fld = (ExprConstraintDescr) and.getDescrs().get( 0 );
        assertEquals( "age > 30 && < 40",
                          fld.getExpression() );

        // 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 = (ExprConstraintDescr) and.getDescrs().get( 0 );
        assertEquals( "type == \"sedan\" || == \"wagon\"",
                          fld.getExpression() );

        // now the second field
        fld = (ExprConstraintDescr) and.getDescrs().get( 1 );
        assertEquals( "age < 3",
                          fld.getExpression() );
    }
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Related Classes of org.drools.lang.descr.ExprConstraintDescr

  • org.drools.compiler.PackageBuilderTest
  • org.drools.compiler.QueryBuilderTest
  • org.drools.compiler.xml.rules.ExprConstraintHandler
  • org.drools.compiler.xml.rules.FieldConstraintHandler
  • org.drools.compiler.xml.rules.PredicateHandler
  • org.drools.compiler.xml.rules.RestrictionConnectiveHandler
  • org.drools.compiler.xml.rules.XmlPackageReaderTest
  • org.drools.guvnor.models.commons.backend.rule.BRDRLPersistence
  • org.drools.lang.api.impl.PatternDescrBuilderImpl
  • org.drools.lang.api.PatternDescrBuilderImpl
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