Package org.drools.lang.descr

Examples of org.drools.lang.descr.ExprConstraintDescr

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        final PatternDescr col = (PatternDescr) rule.getLhs().getDescrs().get( 0 );
        AndDescr and = (AndDescr) col.getConstraint();
        assertEquals( 2,
                      and.getDescrs().size() );

        final ExprConstraintDescr field = (ExprConstraintDescr) col.getDescrs().get( 0 );
        final ExprConstraintDescr pred = (ExprConstraintDescr) and.getDescrs().get( 1 );
        assertEquals( "$age2:age",
                      field.getExpression() );
        assertEqualsIgnoreWhitespace( "$age2 == $age1+2",
                                      pred.getExpression() );
    }
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        final RuleDescr rule = (RuleDescr) pkg.getRules().get( 0 );
        assertEquals( 2,
                      rule.getLhs().getDescrs().size() );

        PatternDescr pattern = (PatternDescr) rule.getLhs().getDescrs().get( 0 );
        final ExprConstraintDescr fieldBinding = (ExprConstraintDescr) pattern.getDescrs().get( 0 );
        assertEquals( "$likes:like",
                      fieldBinding.getExpression() );

        final NotDescr not = (NotDescr) rule.getLhs().getDescrs().get( 1 );
        pattern = (PatternDescr) not.getDescrs().get( 0 );

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

        assertEquals( "type == $likes",
                      fld.getExpression() );
    }
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        final PatternDescr col = (PatternDescr) rule.getLhs().getDescrs().get( 0 );
        assertEquals( "Foo",
                      col.getObjectType() );
        assertEquals( 1,
                      col.getConstraint().getDescrs().size() );
        final ExprConstraintDescr fld = (ExprConstraintDescr) col.getConstraint().getDescrs().get( 0 );

        assertEquals( "bar == Foo.BAR",
                      fld.getExpression() );
    }
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        final PatternDescr pattern = (PatternDescr) rule.getLhs().getDescrs().get( 0 );
        final List constraints = pattern.getConstraint().getDescrs();
        assertEquals( 1,
                      constraints.size() );

        final ExprConstraintDescr predicate = (ExprConstraintDescr) constraints.get( 0 );
        assertEquals( "eval( $var.equals(\"xyz\") )",
                        predicate.getExpression() );
    }
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                                              text )).getLhs();

        assertEquals( 2,
                      descrs.getDescrs().size() );
        PatternDescr pat = (PatternDescr) descrs.getDescrs().get( 1 );
        ExprConstraintDescr fieldConstr = (ExprConstraintDescr) pat.getConstraint().getDescrs().get( 0 );

        assertEquals( "city memberOf $cities",
                      fieldConstr.getExpression() );
    }
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                                              text )).getLhs();

        assertEquals( 2,
                      descrs.getDescrs().size() );
        PatternDescr pat = (PatternDescr) descrs.getDescrs().get( 1 );
        ExprConstraintDescr fieldConstr = (ExprConstraintDescr) pat.getConstraint().getDescrs().get( 0 );

        assertEquals( "city not memberOf $cities",
                      fieldConstr.getExpression() );
    }
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        assertEquals( "Person",
                      pattern.getObjectType() );
        assertEquals( 1,
                      pattern.getConstraint().getDescrs().size() );

        ExprConstraintDescr fld = (ExprConstraintDescr) pattern.getConstraint().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() );

        fld = (ExprConstraintDescr) pattern.getConstraint().getDescrs().get( 0 );
        assertEquals( "type in ( \"sedan\", \"wagon\" )",
                      fld.getExpression() );

        // now the second field
        fld = (ExprConstraintDescr) pattern.getConstraint().getDescrs().get( 1 );
        assertEquals( "age < 3",
                      fld.getExpression() );

    }
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        assertEquals( "Person",
                      pattern.getObjectType() );
        assertEquals( 1,
                      pattern.getConstraint().getDescrs().size() );

        ExprConstraintDescr fld = (ExprConstraintDescr) pattern.getConstraint().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() );

        fld = (ExprConstraintDescr) pattern.getConstraint().getDescrs().get( 0 );
        assertEquals( "type not in ( \"sedan\", \"wagon\" )",
                      fld.getExpression() );

        // now the second field
        fld = (ExprConstraintDescr) pattern.getConstraint().getDescrs().get( 1 );
        assertEquals( "age < 3",
                      fld.getExpression() );

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

        assertEquals( 1,
                      pattern.getDescrs().size() );
        ExprConstraintDescr fcd = (ExprConstraintDescr) pattern.getDescrs().get( 0 );
        assertEquals( "age < 42 && location==\"atlanta\"",
                      fcd.getExpression() );
    }
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        PatternDescr pattern = (PatternDescr) ((RuleDescr) parse( "rule",
                                                                  text )).getLhs().getDescrs().get( 0 );

        assertEquals( 1,
                      pattern.getDescrs().size() );
        ExprConstraintDescr fcd = (ExprConstraintDescr) pattern.getDescrs().get( 0 );
        assertEquals( "age < 42 || location==\"atlanta\"",
                      fcd.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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