Package org.drools.rule.builder

Examples of org.drools.rule.builder.RuleBuildContext

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            final PackageBuilder pkgBuilder = new PackageBuilder( pkg );
            final PackageBuilderConfiguration conf = pkgBuilder.getPackageBuilderConfiguration();
            DialectCompiletimeRegistry dialectRegistry = pkgBuilder.getPackageRegistry( pkg.getName() ).getDialectCompiletimeRegistry();
            Dialect dialect = dialectRegistry.getDialect( "mvel" );

            RuleBuildContext context = new RuleBuildContext( pkgBuilder,
                                                             ruleDescr,
                                                             dialectRegistry,
                                                             pkg,
                                                             dialect );

            builder.build( context );

            Assert.assertTrue( context.getErrors().toString(),
                               context.getErrors().isEmpty() );

            final Rule rule = context.getRule();

            MVELConsequence mvelCons = (MVELConsequence) rule.getConsequence();
            mvelCons.compile( Thread.currentThread().getContextClassLoader() );
            String s = DebugTools.decompile( mvelCons.getCompExpr() );
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                                      new ClassObjectType( Cheese.class ),
                                      "$cheese" ) );

        PackageRegistry pkgRegistry = pkgBuilder.getPackageRegistry( pkg.getName() );
        DialectCompiletimeRegistry reg = pkgBuilder.getPackageRegistry( pkg.getName() ).getDialectCompiletimeRegistry();
        context = new RuleBuildContext( pkgBuilder,
                                        ruleDescr,
                                        reg,
                                        pkg,
                                        reg.getDialect( pkgRegistry.getDialect() ) );
        context.getBuildStack().push( rule.getLhs() );
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        Rule rule = new Rule( ruleDescr.getName() );
       
        PackageRegistry pkgRegistry = pkgBuilder.getPackageRegistry( pkg.getName() );
        DialectCompiletimeRegistry reg = pkgBuilder.getPackageRegistry( pkg.getName() ).getDialectCompiletimeRegistry();
        context = new RuleBuildContext( pkgBuilder,
                                        ruleDescr,
                                        reg,
                                        pkg,
                                        reg.getDialect( pkgRegistry.getDialect() ) );       
       
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        Rule rule = new Rule( ruleDescr.getName() );
       
        PackageRegistry pkgRegistry = pkgBuilder.getPackageRegistry( pkg.getName() );
        DialectCompiletimeRegistry reg = pkgBuilder.getPackageRegistry( pkg.getName() ).getDialectCompiletimeRegistry();
        context = new RuleBuildContext( pkgBuilder,
                                        ruleDescr,
                                        reg,
                                        pkg,
                                        reg.getDialect( pkgRegistry.getDialect() ) );       
       
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        final PackageBuilderConfiguration conf = pkgBulider.getPackageBuilderConfiguration();
        Dialect dialect = pkgBulider.getDialectRegistry().getDialect( "java" );
       
       
        RuleDescr ruleDescr = new RuleDescr("test rule");
        RuleBuildContext context = new RuleBuildContext( conf, pkg, ruleDescr, conf.buildDialectRegistry(), dialect);
       
        Accumulate accumulate = (Accumulate) builder.build( context, accumDescr );
       
        assertTrue( context.getErrors().toString(), context.getErrors().isEmpty() );
//        System.out.println( context.getInvokers() );
//        System.out.println( context.getMethods() );
    }
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            final PackageBuilder pkgBuilder = new PackageBuilder( pkg );
            final PackageBuilderConfiguration conf = pkgBuilder.getPackageBuilderConfiguration();
            Dialect dialect = pkgBuilder.getDialectRegistry().getDialect( "mvel" );

            RuleBuildContext context = new RuleBuildContext( conf,
                                                             pkg,
                                                             ruleDescr,
                                                             pkgBuilder.getDialectRegistry(),
                                                             dialect );

            builder.build( context );

            Assert.assertTrue( context.getErrors().toString(),
                               context.getErrors().isEmpty() );

            final Rule rule = context.getRule();

            MVELConsequence mvelCons = (MVELConsequence) rule.getConsequence();
            String s = org.mvel.debug.DebugTools.decompile( mvelCons.getCompExpr() );

            int fromIndex = 0;
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        final PackageBuilder pkgBuilder = new PackageBuilder(pkg);
        final PackageBuilderConfiguration conf = pkgBuilder.getPackageBuilderConfiguration();
        Dialect dialect = pkgBuilder.getDialectRegistry().getDialect( "java" );
       
        RuleBuildContext context = new RuleBuildContext(conf, pkg, ruleDescr, pkgBuilder.getDialectRegistry(), dialect);
     
        builder.build( context );

        Assert.assertTrue( context.getErrors().toString(),
                           context.getErrors().isEmpty() );

        final Rule rule = context.getRule();

        assertEquals( "There should be 2 rule level declarations",
                      2,
                      rule.getDeclarations().length );
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            // process pattern
            Package pkg = pkgRegistry.getPackage();
            DialectCompiletimeRegistry ctr = pkgRegistry.getDialectCompiletimeRegistry();
            RuleDescr dummy = new RuleDescr( wd.getName() + " Window Declaration" );
            dummy.addAttribute( new AttributeDescr( "dialect", "java" ) );
            RuleBuildContext context = new RuleBuildContext( this,
                                                             dummy,
                                                             ctr,
                                                             pkg,
                                                             ctr.getDialect( pkgRegistry.getDialect() ) );
            final RuleConditionBuilder builder = (RuleConditionBuilder) context.getDialect().getBuilder( wd.getPattern().getClass() );
            if (builder != null) {
                final Pattern pattern = (Pattern) builder.build( context,
                                                                 wd.getPattern(),
                                                                 null );

                window.setPattern( pattern );
            } else {
                throw new RuntimeDroolsException(
                                                  "BUG: builder not found for descriptor class " + wd.getPattern().getClass() );
            }

            if(!context.getErrors().isEmpty()) {
                for( DroolsError error : context.getErrors() ) {
                    this.results.add( error );
                }
            } else {
                pkgRegistry.getPackage().addWindowDeclaration( window );
            }
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        PackageRegistry pkgRegistry = this.pkgRegistryMap.get( ruleDescr.getNamespace() );

        Package pkg = pkgRegistry.getPackage();
        DialectCompiletimeRegistry ctr = pkgRegistry.getDialectCompiletimeRegistry();
        RuleBuildContext context = new RuleBuildContext( this,
                                                         ruleDescr,
                                                         ctr,
                                                         pkg,
                                                         ctr.getDialect( pkgRegistry.getDialect() ) );
        ruleBuilder.build( context );

        this.results.addAll( context.getErrors() );

        context.getRule().setResource( ruleDescr.getResource() );

        context.getDialect().addRule( context );

        if (this.ruleBase != null) {
            if (pkg.getRule( ruleDescr.getName() ) != null) {
                this.ruleBase.lock();
                try {
                    // XXX: this one notifies listeners
                    this.ruleBase.removeRule( pkg,
                                              pkg.getRule( ruleDescr.getName() ) );
                } finally {
                    this.ruleBase.unlock();
                }
            }
        }

        pkg.addRule( context.getRule() );
    }
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            // process pattern
            Package pkg = pkgRegistry.getPackage();
            DialectCompiletimeRegistry ctr = pkgRegistry.getDialectCompiletimeRegistry();
            RuleDescr dummy = new RuleDescr( wd.getName() + " Window Declaration" );
            dummy.addAttribute( new AttributeDescr( "dialect", "java" ) );
            RuleBuildContext context = new RuleBuildContext( this,
                                                             dummy,
                                                             ctr,
                                                             pkg,
                                                             ctr.getDialect( pkgRegistry.getDialect() ) );
            final RuleConditionBuilder builder = (RuleConditionBuilder) context.getDialect().getBuilder( wd.getPattern().getClass() );
            if (builder != null) {
                final Pattern pattern = (Pattern) builder.build( context,
                                                                 wd.getPattern(),
                                                                 null );

                window.setPattern( pattern );
            } else {
                throw new RuntimeDroolsException(
                                                  "BUG: builder not found for descriptor class " + wd.getPattern().getClass() );
            }

            if(!context.getErrors().isEmpty()) {
                for( DroolsError error : context.getErrors() ) {
                    this.results.add( error );
                }
            } else {
                pkgRegistry.getPackage().addWindowDeclaration( window );
            }
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Related Classes of org.drools.rule.builder.RuleBuildContext

  • org.drools.compiler.Dialect
  • org.drools.compiler.PackageBuilder
  • org.drools.compiler.RuleError
  • org.drools.lang.descr.AttributeDescr
  • org.drools.lang.MVELDumper
  • org.drools.rule.builder.dialect.java.JavaAccumulateBuilderTest
  • org.drools.rule.builder.dialect.java.JavaConsequenceBuilderTest
  • org.drools.rule.builder.dialect.java.RuleBuilderTest
  • org.drools.rule.builder.dialect.mvel.MVELAccumulateBuilderTest
  • org.drools.rule.builder.dialect.mvel.MVELConsequenceBuilderTest
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