Package org.drools.lang.descr

Examples of org.drools.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 pattern1 = new PatternDescr( Cheese.class.getName() );
        lhs.addDescr( pattern1 );

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

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

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

        final PatternDescr pattern2 = new PatternDescr( Cheese.class.getName() );
        lhs.addDescr( pattern2 );
        pattern2.addConstraint( fieldBindingDescr );

        ruleDescr.setConsequence( "update(stilton);" );

        builder.addPackage( packageDescr );
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    private void createReturnValueRule( final PackageDescr packageDescr,
                                        final String expression ) {
        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.addBinding( fieldBindingDescr );
        fieldBindingDescr = new BindingDescr( "y",
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    private void createPredicateRule( final PackageDescr packageDescr,
                                      final String expression ) {
        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 );

        final BindingDescr fieldBindingDescr = new BindingDescr( "x",
                                                                 "price" );
        pattern.addBinding( fieldBindingDescr );
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    private void createEvalRule( final PackageDescr packageDescr,
                                 final String expression ) {
        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" ) );

        final EvalDescr evalDescr = new EvalDescr( expression );
        lhs.addDescr( evalDescr );

        ruleDescr.setConsequence( "" );
    }
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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( Primitives.class.getName() );
        lhs.addDescr( pattern );

        pattern.addConstraint( descr );

        ruleDescr.setConsequence( "" );
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                             final String consequence ) throws Exception {
        final PackageDescr packageDescr = new PackageDescr( "p1" );
        final RuleDescr ruleDescr = new RuleDescr( "rule-1" );
        packageDescr.addRule( ruleDescr );

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

        lhs.addDescr( (BaseDescr) ceDescr );

        final PatternDescr patternDescr = new PatternDescr( Cheese.class.getName(),
                                                            "stilton" );

        patternDescr.addConstraint( new ExprConstraintDescr( "type == \"stilton\" ")  );
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                                     "event" );
        packageDescr.addTypeDeclaration( typeDeclDescr );
        final RuleDescr ruleDescr = new RuleDescr( "rule-1" );
        packageDescr.addRule( ruleDescr );

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

        final PatternDescr patternDescr = new PatternDescr( StockTick.class.getName(),
                                                            "$tick" );
        final BehaviorDescr windowDescr = new BehaviorDescr( "window" );
        windowDescr.setSubType( "time" );
        windowDescr.setParameters( Collections.singletonList( "60000" ) );
        patternDescr.addBehavior( windowDescr );

        lhs.addDescr( patternDescr );

        ruleDescr.setConsequence( "System.out.println( $tick );" );

        builder.addPackage( packageDescr );
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        DroolsTree start=null;
        DroolsTree id=null;
        DroolsTree end=null;
        List params = null;

        AndDescr lb = null;


        try {
            // src/main/resources/org/drools/lang/DescrBuilderTree.g:127:2: ( ^(start= VK_QUERY id= VT_QUERY_ID (params= parameters )? lb= lhs_block end= END ) )
            // src/main/resources/org/drools/lang/DescrBuilderTree.g:127:4: ^(start= VK_QUERY id= VT_QUERY_ID (params= parameters )? lb= lhs_block end= END )
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        DroolsTree content=null;
        Map dm = null;

        List ra = null;

        AndDescr wn = null;


          List<Map> declMetadaList = new LinkedList<Map>();
        try {
            // src/main/resources/org/drools/lang/DescrBuilderTree.g:133:2: ( ^(start= VK_RULE id= VT_RULE_ID ( ^( VK_EXTEND parent_id= VT_RULE_ID ) )? (dm= decl_metadata )* (ra= rule_attributes )? (wn= when_part )? content= VT_RHS_CHUNK ) )
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    // $ANTLR start when_part
    // src/main/resources/org/drools/lang/DescrBuilderTree.g:140:1: when_part returns [AndDescr andDescr] : WHEN lh= lhs_block ;
    public final AndDescr when_part() throws RecognitionException {
        AndDescr andDescr = null;

        AndDescr lh = null;


        try {
            // src/main/resources/org/drools/lang/DescrBuilderTree.g:141:2: ( WHEN lh= lhs_block )
            // src/main/resources/org/drools/lang/DescrBuilderTree.g:141:4: WHEN lh= lhs_block
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Related Classes of org.drools.lang.descr.AndDescr

  • org.drools.clips.LhsClpParserTest
  • org.drools.compiler.PackageBuilderConfigurationTest
  • org.drools.compiler.PackageBuilderTest
  • org.drools.compiler.QueryBuilderTest
  • org.drools.compiler.RuleErrorTest
  • org.drools.compiler.xml.rules.AndHandler
  • org.drools.compiler.xml.rules.QueryHandler
  • org.drools.compiler.xml.rules.RuleHandler
  • org.drools.compiler.xml.rules.XmlPackageReaderTest
  • org.drools.guvnor.models.commons.backend.rule.BRDRLPersistence
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