Package org.drools.rule

Examples of org.drools.rule.MVELDialectRuntimeData

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                            null );

        // do we have any functions for this namespace?
        Package pkg = workingMemory.getRuleBase().getPackage( "MAIN" );
        if ( pkg != null ) {
            MVELDialectRuntimeData data = (MVELDialectRuntimeData) pkg
                    .getDialectRuntimeRegistry().getDialectData( this.id );
            factory.setNextFactory( data.getFunctionFactory() );
        }

        CompiledExpression compexpr = (CompiledExpression) this.expr;

        pkg = knowledgeHelper.getWorkingMemory().getRuleBase().getPackage(knowledgeHelper.getRule().getPackage() );
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        return conditionEvaluator.evaluate(object, workingMemory, leftTuple);
    }

    protected void createMvelConditionEvaluator(InternalWorkingMemory workingMemory) {
        if (compilationUnit != null) {
            MVELDialectRuntimeData data = getMVELDialectRuntimeData(workingMemory);
            ExecutableStatement statement = (ExecutableStatement)compilationUnit.getCompiledExpression(data);
            ParserConfiguration configuration = statement instanceof CompiledExpression ?
                    ((CompiledExpression)statement).getParserConfiguration() :
                    data.getParserConfiguration();
            conditionEvaluator = new MvelConditionEvaluator(compilationUnit, configuration, statement, declarations, getAccessedClass());
        } else {
            conditionEvaluator = new MvelConditionEvaluator(getParserConfiguration(workingMemory), expression, declarations, getAccessedClass());
        }
    }
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                                                      String qualifiedName,
                                                      MVELDialect dialect) {

        //Lookup ParserConfiguration to retrieve imports and package imports
        PackageRegistry packageRegistry = dialect.getPackageRegistry();
        MVELDialectRuntimeData data = (MVELDialectRuntimeData) packageRegistry.getDialectRuntimeRegistry().getDialectData( dialect.getId() );
        ParserConfiguration pconf = data.getParserConfiguration();

        final ParserContext context = new ParserContext( pconf.getImports(),
                                                         null,
                                                         qualifiedName );
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                            null );
       
        // do we have any functions for this namespace?
        Package pkg = workingMemory.getRuleBase().getPackage( "MAIN" );
        if ( pkg != null ) {
            MVELDialectRuntimeData data = (MVELDialectRuntimeData) pkg.getDialectRuntimeRegistry().getDialectData( this.id );
            factory.setNextFactory( data.getFunctionFactory() );
        }

        CompiledExpression compexpr = (CompiledExpression) this.expr;

        //Receive breakpoints from debugger
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                Package pkg = pkgRegistry.getPackage();
                InternalReadAccessor reader = pkg.getClassFieldAccessorStore().getMVELReader( ClassUtils.getPackage( type.getTypeClass() ),
                                                                                              type.getTypeClass().getName(),
                                                                                              timestamp,
                                                                                              type.isTypesafe() );
                MVELDialectRuntimeData data = (MVELDialectRuntimeData) pkg.getDialectRuntimeRegistry().getDialectData( "mvel" );
                data.addCompileable( (MVELCompileable) reader );
                ((MVELCompileable) reader).compile( data );
                type.setTimestampExtractor( reader );
            }

            annotationDescr = typeDescr.getAnnotation( TypeDeclaration.ATTR_DURATION );
            String duration = (annotationDescr != null) ? annotationDescr.getSingleValue() : null;
            if ( duration != null ) {
                type.setDurationAttribute( duration );
                ClassDefinition cd = type.getTypeClassDef();
                Package pkg = pkgRegistry.getPackage();
                InternalReadAccessor reader = pkg.getClassFieldAccessorStore().getMVELReader( ClassUtils.getPackage( type.getTypeClass() ),
                                                                                              type.getTypeClass().getName(),
                                                                                              duration,
                                                                                              type.isTypesafe() );
                MVELDialectRuntimeData data = (MVELDialectRuntimeData) pkg.getDialectRuntimeRegistry().getDialectData( "mvel" );
                data.addCompileable( (MVELCompileable) reader );
                ((MVELCompileable) reader).compile( data );
                type.setDurationExtractor( reader );
            }

            annotationDescr = typeDescr.getAnnotation( TypeDeclaration.ATTR_EXPIRE );
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                context.getRule().setConsequence( expr );
            } else {
                context.getRule().getNamedConsequences().put(consequenceName, expr);
            }
           
            MVELDialectRuntimeData data = (MVELDialectRuntimeData) context.getPkg().getDialectRuntimeRegistry().getDialectData( "mvel" );
            data.addCompileable( context.getRule(),
                                 expr );
           
            expr.compile( data );
        } catch ( final Exception e ) {
            context.getErrors().add( new DescrBuildError( context.getParentDescr(),
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        // this.pkg.getDialectRuntimeRegistry().setDialectData( ID,
        // this.data );

        // initialise the dialect runtime data if it doesn't already exist
        if ( pkg.getDialectRuntimeRegistry().getDialectData( getId() ) == null ) {
            data = new MVELDialectRuntimeData();
            this.pkg.getDialectRuntimeRegistry().setDialectData( getId(),
                                                                 data );
            data.onAdd( this.pkg.getDialectRuntimeRegistry(),
                        this.pkgBuilder.getRootClassLoader() );
        } else {
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    private void setInputs( RuleBuildContext context,
                            ExprBindings descrBranch,
                            Class<?> thisClass,
                            String expr ) {
        MVELDialectRuntimeData data = (MVELDialectRuntimeData) context.getPkg().getDialectRuntimeRegistry().getDialectData( "mvel" );
        ParserConfiguration conf = data.getParserConfiguration();

        conf.setClassLoader( context.getPackageBuilder().getRootClassLoader() );

        final ParserContext pctx = new ParserContext( conf );
        pctx.setStrictTypeEnforcement( false );
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            MVEL.COMPILER_OPT_ALLOW_NAKED_METH_CALL = true;
            MVEL.COMPILER_OPT_ALLOW_OVERRIDE_ALL_PROPHANDLING = true;
            MVEL.COMPILER_OPT_ALLOW_RESOLVE_INNERCLASSES_WITH_DOTNOTATION = true;
            MVEL.COMPILER_OPT_SUPPORT_JAVA_STYLE_CLASS_LITERALS = true;  
           
            MVELDialectRuntimeData data = (MVELDialectRuntimeData) context.getPkg().getDialectRuntimeRegistry().getDialectData( "mvel" );
            ParserConfiguration pconf = data.getParserConfiguration();
            ParserContext pctx = new ParserContext( pconf );

            Object o = MVEL.executeExpression( MVEL.compileExpression( value,
                                                                       pctx ) );
            if ( o != null && vtype == null ) {
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            try {
                reader = context.getPkg().getClassFieldAccessorStore().getMVELReader( context.getPkg().getName(),
                                                                                      ((ClassObjectType) objectType).getClassName(),
                                                                                      fieldName,
                                                                                      context.isTypesafe() );
                MVELDialectRuntimeData data = (MVELDialectRuntimeData) context.getPkg().getDialectRuntimeRegistry().getDialectData( "mvel" );
                data.addCompileable( (MVELCompileable) reader );
                ((MVELCompileable) reader).compile( data );
            } catch ( final Exception e ) {
                if ( reportError ) {
                    context.getErrors().add( new DescrBuildError( context.getParentDescr(),
                                                                  descr,
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Related Classes of org.drools.rule.MVELDialectRuntimeData

  • org.drools.base.extractors.MVELClassFieldExtractorTest
  • org.drools.base.mvel.MVELAccumulator
  • org.drools.base.mvel.MVELAction
  • org.drools.base.mvel.MVELCompileable
  • org.drools.base.mvel.MVELConsequence
  • org.drools.base.mvel.MVELEnabledExpression
  • org.drools.base.mvel.MVELEvalExpression
  • org.drools.base.mvel.MVELObjectExpression
  • org.drools.base.mvel.MVELPredicateExpression
  • org.drools.base.mvel.MVELReturnValueEvaluator
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