Package org.drools.compiler.lang.descr

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

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        final PackageDescr packageDescr = new PackageDescr( "p1" );
        final RuleDescr ruleDescr = new RuleDescr( "rule-1" );
        packageDescr.addRule( ruleDescr );

        final AndDescr lhs = new AndDescr();
        ruleDescr.setLhs( lhs );

        final PatternDescr pattern = new PatternDescr( Cheese.class.getName(),
                                                       "stilton" );
        lhs.addDescr( pattern );

        BindingDescr fieldBindingDescr = new BindingDescr( "x",
                                                           "price" );
        pattern.addConstraint( fieldBindingDescr );
        fieldBindingDescr = new BindingDescr( "y",
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    }

    @Test
    public void testRuleParseLhs3() throws Exception {
        final String text = "rule X when (or\nnot Person()\n(and Cheese()\nMeat()\nWine())) then end";
        AndDescr pattern = ((RuleDescr) parse( "rule",
                                               text )).getLhs();

        assertEquals( 1,
                      pattern.getDescrs().size() );
        OrDescr or = (OrDescr) pattern.getDescrs().get( 0 );
        assertEquals( 2,
                      or.getDescrs().size() );
        NotDescr not = (NotDescr) or.getDescrs().get( 0 );
        AndDescr and = (AndDescr) or.getDescrs().get( 1 );
        assertEquals( 1,
                      not.getDescrs().size() );
        PatternDescr person = (PatternDescr) not.getDescrs().get( 0 );
        assertEquals( "Person",
                      person.getObjectType() );
        assertEquals( 3,
                      and.getDescrs().size() );
        PatternDescr cheese = (PatternDescr) and.getDescrs().get( 0 );
        assertEquals( "Cheese",
                      cheese.getObjectType() );
        PatternDescr meat = (PatternDescr) and.getDescrs().get( 1 );
        assertEquals( "Meat",
                      meat.getObjectType() );
        PatternDescr wine = (PatternDescr) and.getDescrs().get( 2 );
        assertEquals( "Wine",
                      wine.getObjectType() );

    }
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        assertEqualsIgnoreWhitespace( "x++;",
                                      accum.getActionCode() );
        assertEqualsIgnoreWhitespace( "new Integer(x)",
                                      accum.getResultCode() );

        final AndDescr and = (AndDescr) accum.getInput();
        assertEquals( 2,
                      and.getDescrs().size() );
        final PatternDescr person = (PatternDescr) and.getDescrs().get( 0 );
        final PatternDescr cheese = (PatternDescr) and.getDescrs().get( 1 );
        assertEquals( "Person",
                      person.getObjectType() );
        assertEquals( "Cheese",
                      cheese.getObjectType() );
    }
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        RuleDescr rule = pkg.getRules().get( 0 );
        assertTrue( rule.getParentName() != null );
        assertEquals( "rule1",
                      rule.getParentName() );

        AndDescr lhs = rule.getLhs();
        assertNotNull( lhs );
        assertEquals( 1,
                      lhs.getDescrs().size() );

        PatternDescr pattern = (PatternDescr) lhs.getDescrs().get( 0 );
        assertEquals( "foo",
                      pattern.getObjectType() );
        assertEquals( "$foo",
                      pattern.getIdentifier() );
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        RuleDescr rule = pkg.getRules().get( 0 );
        assertEquals( "test",
                      rule.getName() );

        AndDescr lhs = rule.getLhs();
        assertNotNull( lhs );
        assertEquals( 2,
                      lhs.getDescrs().size() );

        PatternDescr a = (PatternDescr) lhs.getDescrs().get( 0 );
        assertEquals( "A",
                      a.getObjectType() );

        OrDescr or = (OrDescr) lhs.getDescrs().get( 1 );
        assertEquals( 3,
                      or.getDescrs().size() );

        AndDescr and1 = (AndDescr) or.getDescrs().get( 0 );
        assertEquals( 2,
                      and1.getDescrs().size() );
        PatternDescr b = (PatternDescr) and1.getDescrs().get( 0 );
        PatternDescr c = (PatternDescr) and1.getDescrs().get( 1 );
        assertEquals( "B",
                      b.getObjectType() );
        assertEquals( "C",
                      c.getObjectType() );

        AndDescr and2 = (AndDescr) or.getDescrs().get( 1 );
        assertEquals( 2,
                      and2.getDescrs().size() );
        PatternDescr d = (PatternDescr) and2.getDescrs().get( 0 );
        PatternDescr e = (PatternDescr) and2.getDescrs().get( 1 );
        assertEquals( "D",
                      d.getObjectType() );
        assertEquals( "E",
                      e.getObjectType() );

        AndDescr and3 = (AndDescr) or.getDescrs().get( 2 );
        assertEquals( 2,
                      and3.getDescrs().size() );
        PatternDescr f = (PatternDescr) and3.getDescrs().get( 0 );
        PatternDescr g = (PatternDescr) and3.getDescrs().get( 1 );
        assertEquals( "F",
                      f.getObjectType() );
        assertEquals( "G",
                      g.getObjectType() );
    }
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        probs[0] = new MockCompilationProblem();
        probs[1] = new MockCompilationProblem();
        probs[2] = new MockCompilationProblem();

        DescrBuildError err = new DescrBuildError( new RuleDescr( "ruleName" ),
                                                   new AndDescr(),
                                                   probs,
                                                   "IM IN YR EROR" );
        assertNotNull( err.toString() );
        String msg = err.getMessage();
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        final PackageDescr packageDescr = new PackageDescr( "p1" );
        final RuleDescr ruleDescr = new RuleDescr( "rule-1" );
        packageDescr.addRule( ruleDescr );

        final AndDescr lhs = new AndDescr();
        ruleDescr.setLhs( lhs );

        final PatternDescr pattern = new PatternDescr( Cheese.class.getName(),
                                                       "stilton" );
        lhs.addDescr( pattern );

        BindingDescr fieldBindingDescr = new BindingDescr( "x",
                                                           "price" );
        pattern.addConstraint( fieldBindingDescr );
        fieldBindingDescr = new BindingDescr( "y",
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        final PackageDescr packageDescr = new PackageDescr( "p1" );
        final RuleDescr ruleDescr = new RuleDescr( "rule-1" );
        packageDescr.addRule( ruleDescr );

        final AndDescr lhs = new AndDescr();
        ruleDescr.setLhs( lhs );

        packageDescr.addGlobal( new GlobalDescr( "map",
                                                 "java.util.Map" ) );
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        final PackageDescr packageDescr = new PackageDescr( "p1" );
        final RuleDescr ruleDescr = new RuleDescr( "rule-1" );
        packageDescr.addRule( ruleDescr );

        final AndDescr lhs = new AndDescr();
        ruleDescr.setLhs( lhs );

        packageDescr.addGlobal( new GlobalDescr( "map",
                                                 "java.util.Map" ) );
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        final PackageDescr packageDescr = new PackageDescr( "p1" );
        final RuleDescr ruleDescr = new RuleDescr( "rule-1" );
        packageDescr.addRule( ruleDescr );

        final AndDescr lhs = new AndDescr();
        ruleDescr.setLhs( lhs );

        final PatternDescr pattern = new PatternDescr( Cheese.class.getName(),
                                                       "stilton" );
        lhs.addDescr( pattern );

        pattern.addConstraint( new ExprConstraintDescr( "type == 'stilton'" ) );

        ruleDescr.setConsequence( "update(stilton);" );
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Related Classes of org.drools.compiler.lang.descr.AndDescr

  • org.drools.compiler.builder.impl.KnowledgeBuilderTest
  • org.drools.compiler.compiler.PackageBuilderConfigurationTest
  • org.drools.compiler.compiler.PackageBuilderTest
  • org.drools.compiler.compiler.QueryBuilderTest
  • org.drools.compiler.compiler.RuleErrorTest
  • org.drools.compiler.compiler.xml.rules.AndHandler
  • org.drools.compiler.compiler.xml.rules.QueryHandler
  • org.drools.compiler.compiler.xml.rules.RuleHandler
  • org.drools.compiler.compiler.xml.rules.XmlPackageReaderTest
  • org.drools.compiler.lang.api.impl.AccumulateDescrBuilderImpl
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