Package org.drools.lang.descr

Examples of org.drools.lang.descr.AnnotationDescr

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            if (resource != null) {
                type.setResource( this.resource );
            }

            // is it a regular fact or an event?
            AnnotationDescr annotationDescr = typeDescr.getAnnotation( TypeDeclaration.Role.ID );
            String role = ( annotationDescr != null ) ? annotationDescr.getSingleValue() : null;
            if (role != null) {
                type.setRole( TypeDeclaration.Role.parseRole( role ) );
            }

            annotationDescr = typeDescr.getAnnotation( TypeDeclaration.ATTR_TYPESAFE );
            String typesafe = ( annotationDescr != null ) ? annotationDescr.getSingleValue() : null;
            if (typesafe != null) {
                type.setTypesafe( Boolean.parseBoolean( typesafe ) );
            }

            // is it a pojo or a template?
            annotationDescr = typeDescr.getAnnotation( TypeDeclaration.Format.ID );
            String format = ( annotationDescr != null ) ? annotationDescr.getSingleValue() : null;
            if (format != null) {
                type.setFormat( TypeDeclaration.Format.parseFormat( format ) );
            }

            // is it a class, a trait or an enum?
            annotationDescr = typeDescr.getAnnotation( TypeDeclaration.Kind.ID );
            String kind = (annotationDescr != null) ? annotationDescr.getSingleValue() : null;
            if ( kind != null ) {
                type.setKind( TypeDeclaration.Kind.parseKind( kind ) );
            }
            if ( typeDescr instanceof EnumDeclarationDescr ) {
                type.setKind( TypeDeclaration.Kind.ENUM );
            }


            annotationDescr = typeDescr.getAnnotation( TypeDeclaration.ATTR_CLASS );
            String className = ( annotationDescr != null ) ? annotationDescr.getSingleValue() : null;
            if (StringUtils.isEmpty( className )) {
                className = type.getTypeName();
            }
            Class clazz;
            try {
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                }
                return false;
            }
        }
       
        AnnotationDescr annotationDescr = typeDescr.getAnnotation( TypeDeclaration.ATTR_TIMESTAMP );
        String timestamp = ( annotationDescr != null ) ? annotationDescr.getSingleValue() : null;
        if (timestamp != null) {
            type.setTimestampAttribute( timestamp );
            ClassDefinition cd = type.getTypeClassDef();
            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 );
        String expiration = ( annotationDescr != null ) ? annotationDescr.getSingleValue() : null;
        if (expiration != null) {
            if (timeParser == null) {
                timeParser = new TimeIntervalParser();
            }
            type.setExpirationOffset( timeParser.parse( expiration )[0].longValue() );
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                typeDescr.setResource(resource);
            }
            type.setResource( typeDescr.getResource() );

            // is it a regular fact or an event?
            AnnotationDescr annotationDescr = typeDescr.getAnnotation( TypeDeclaration.Role.ID );
            String role = ( annotationDescr != null ) ? annotationDescr.getSingleValue() : null;
            if (role != null) {
                type.setRole( TypeDeclaration.Role.parseRole( role ) );
            }

            annotationDescr = typeDescr.getAnnotation( TypeDeclaration.ATTR_TYPESAFE );
            String typesafe = ( annotationDescr != null ) ? annotationDescr.getSingleValue() : null;
            if (typesafe != null) {
                type.setTypesafe( Boolean.parseBoolean( typesafe ) );
            }

            // is it a pojo or a template?
            annotationDescr = typeDescr.getAnnotation( TypeDeclaration.Format.ID );
            String format = ( annotationDescr != null ) ? annotationDescr.getSingleValue() : null;
            if (format != null) {
                type.setFormat( TypeDeclaration.Format.parseFormat( format ) );
            }

            // is it a class, a trait or an enum?
            annotationDescr = typeDescr.getAnnotation( TypeDeclaration.Kind.ID );
            String kind = (annotationDescr != null) ? annotationDescr.getSingleValue() : null;
            if ( kind != null ) {
                type.setKind( TypeDeclaration.Kind.parseKind( kind ) );
            }
            if ( typeDescr instanceof EnumDeclarationDescr ) {
                type.setKind( TypeDeclaration.Kind.ENUM );
            }


            annotationDescr = typeDescr.getAnnotation( TypeDeclaration.ATTR_CLASS );
            String className = ( annotationDescr != null ) ? annotationDescr.getSingleValue() : null;
            if (StringUtils.isEmpty( className )) {
                className = type.getTypeName();
            }

            Class clazz;
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                }
                return false;
            }
        }

        AnnotationDescr annotationDescr = typeDescr.getAnnotation( TypeDeclaration.ATTR_TIMESTAMP );
        String timestamp = ( annotationDescr != null ) ? annotationDescr.getSingleValue() : null;
        if (timestamp != null) {
            type.setTimestampAttribute( timestamp );
            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 );
            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 );
        String expiration = ( annotationDescr != null ) ? annotationDescr.getSingleValue() : null;
        if (expiration != null) {
            if (timeParser == null) {
                timeParser = new TimeIntervalParser();
            }
            type.setExpirationOffset( timeParser.parse( expiration )[0] );
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    }

    protected void processMetadataAnnotations(Pattern pattern, Map<String, AnnotationDescr> annotationMap) {
        for ( String key : annotationMap.keySet() ) {
            if ( ! Pattern.ATTR_LISTENED_PROPS.equals( key ) ) {
                AnnotationDescr ann = annotationMap.get( key );
                AnnotationDefinition def = new AnnotationDefinition( key );
                for ( String propKey : ann.getValues().keySet() ) {
                    def.getValues().put( propKey, new AnnotationDefinition.AnnotationPropertyVal( propKey, null, ann.getValue( propKey ), null ) );
                }
                pattern.getAnnotations().put( key, def );
            }
        }       
    }
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    protected void processListenedPropertiesAnnotation(RuleBuildContext context,
                                                     PatternDescr patternDescr,
                                                     Pattern pattern,
                                                     Map<String, AnnotationDescr> annotationMap) {
        AnnotationDescr listenedProps = annotationMap.get(Pattern.ATTR_LISTENED_PROPS);
        if (listenedProps != null) {
            List<String> settableProperties = getSettableProperties(context, patternDescr, pattern);

            List<String> listenedProperties = new ArrayList<String>();
            for (String propertyName : listenedProps.getValue().toString().split(",")) {
                propertyName = propertyName.trim();
                if (propertyName.equals("*") || propertyName.equals("!*")) {
                    if (listenedProperties.contains("*") || listenedProperties.contains("!*")) {
                        context.addError( new DescrBuildError( context.getParentDescr(),
                                patternDescr,
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            inheritedFldDescr.setFieldName( fld.getName() );
            fldType.setObjectType( ( (FieldDefinition) fld ).getFieldAccessor().getExtractToClassName() );
            inheritedFldDescr.setPattern( fldType );
        if ( fld.isKey() ) {
            inheritedFldDescr.getAnnotations().put( TypeDeclaration.ATTR_KEY,
                                                    new AnnotationDescr( TypeDeclaration.ATTR_KEY ) );
        }
            inheritedFldDescr.setIndex( ( (FieldDefinition) fld ).getDeclIndex() );
            inheritedFldDescr.setInherited( true );

            String initExprOverride = ( (FieldDefinition) fld ).getInitExpr();
            int overrideCount = 0;
            // only @aliasing local fields may override defaults.
            for ( TypeFieldDescr localField : typeDescr.getFields().values() ) {
                AnnotationDescr ann = localField.getAnnotation( "Alias" );
                if ( ann != null && fld.getName().equals( ann.getSingleValue().replaceAll( "\"", "" ) ) && localField.getInitExpr() != null ) {
                    overrideCount++;
                    initExprOverride = localField.getInitExpr();
                }
            }
            if ( overrideCount > 1 ) {
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                    }
                }
            }

            // is it a regular fact or an event?
            AnnotationDescr annotationDescr = typeDescr.getAnnotation( TypeDeclaration.Role.ID );
            String role = ( annotationDescr != null ) ? annotationDescr.getSingleValue() : null;
            if (role != null) {
                type.setRole( TypeDeclaration.Role.parseRole( role ) );
            } else if ( parent != null ) {
                type.setRole( parent.getRole() );
            }

            annotationDescr = typeDescr.getAnnotation( TypeDeclaration.ATTR_TYPESAFE );
            String typesafe = ( annotationDescr != null ) ? annotationDescr.getSingleValue() : null;
            if (typesafe != null) {
                type.setTypesafe( Boolean.parseBoolean( typesafe ) );
            } else if ( parent != null ) {
                type.setTypesafe( parent.isTypesafe() );
            }

            // is it a pojo or a template?
            annotationDescr = typeDescr.getAnnotation( TypeDeclaration.Format.ID );
            String format = ( annotationDescr != null ) ? annotationDescr.getSingleValue() : null;
            if (format != null) {
                type.setFormat( TypeDeclaration.Format.parseFormat( format ) );
            }

            // is it a class, a trait or an enum?
            annotationDescr = typeDescr.getAnnotation( TypeDeclaration.Kind.ID );
            String kind = (annotationDescr != null) ? annotationDescr.getSingleValue() : null;
            if ( kind != null ) {
                type.setKind( TypeDeclaration.Kind.parseKind( kind ) );
            }
            if ( typeDescr instanceof EnumDeclarationDescr ) {
                type.setKind( TypeDeclaration.Kind.ENUM );
            }


            annotationDescr = typeDescr.getAnnotation( TypeDeclaration.ATTR_CLASS );
            String className = ( annotationDescr != null ) ? annotationDescr.getSingleValue() : null;
            if (StringUtils.isEmpty( className )) {
                className = type.getTypeName();
            }

            try {
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                }
                return false;
            }
        }

        AnnotationDescr annotationDescr = typeDescr.getAnnotation( TypeDeclaration.ATTR_TIMESTAMP );
        String timestamp = ( annotationDescr != null ) ? annotationDescr.getSingleValue() : null;
        if (timestamp != null) {
            type.setTimestampAttribute( timestamp );
            Package pkg = pkgRegistry.getPackage();           

            MVELDialect dialect = ( MVELDialect ) pkgRegistry.getDialectCompiletimeRegistry().getDialect( "mvel" );           
            PackageBuildContext context = new PackageBuildContext();           
            context.init( this, pkg, typeDescr, pkgRegistry.getDialectCompiletimeRegistry(), dialect, null );
            if ( !type.isTypesafe() ) {
                context.setTypesafe( false );
            }
           
            MVELAnalysisResult results = ( MVELAnalysisResult )
                                context.getDialect().analyzeExpression( context,
                                                                        typeDescr,
                                                                        timestamp,
                                                                        new BoundIdentifiers( Collections.EMPTY_MAP,
                                                                                              Collections.EMPTY_MAP,
                                                                                              Collections.EMPTY_MAP,
                                                                                              type.getTypeClass() ) );

            if ( results != null ) {
                InternalReadAccessor reader = pkg.getClassFieldAccessorStore().getMVELReader( ClassUtils.getPackage(type.getTypeClass()),
                                                                                              type.getTypeClass().getName(),
                                                                                              timestamp,
                                                                                              type.isTypesafe(),
                                                                                              results.getReturnType() );

                MVELDialectRuntimeData data = (MVELDialectRuntimeData) pkg.getDialectRuntimeRegistry().getDialectData( "mvel" );
                data.addCompileable( (MVELCompileable) reader );
                ( (MVELCompileable) reader ).compile( data );
                type.setTimestampExtractor( reader );
            } else {
                this.results.add( new TypeDeclarationError( typeDescr,
                                                            "Error creating field accessors for timestamp field '" + timestamp +
                                                            "' for type '" +
                                                            type.getTypeName() +
                                                            "'" ) );
            }
        }

        annotationDescr = typeDescr.getAnnotation( TypeDeclaration.ATTR_DURATION );
        String duration = ( annotationDescr != null ) ? annotationDescr.getSingleValue() : null;
        if (duration != null) {
            type.setDurationAttribute( duration );
            Package pkg = pkgRegistry.getPackage();
           
            MVELDialect dialect = ( MVELDialect ) pkgRegistry.getDialectCompiletimeRegistry().getDialect( "mvel" );           
            PackageBuildContext context = new PackageBuildContext();           
            context.init( this, pkg, typeDescr, pkgRegistry.getDialectCompiletimeRegistry(), dialect, null );
            if ( !type.isTypesafe() ) {
                context.setTypesafe( false );
            }
           
            MVELAnalysisResult results = ( MVELAnalysisResult )
                                context.getDialect().analyzeExpression( context,
                                                                        typeDescr,
                                                                        duration,
                                                                        new BoundIdentifiers( Collections.EMPTY_MAP,
                                                                                              Collections.EMPTY_MAP,
                                                                                              Collections.EMPTY_MAP,
                                                                                              type.getTypeClass() ) );           

            if (results != null) {
                InternalReadAccessor reader = pkg.getClassFieldAccessorStore().getMVELReader( ClassUtils.getPackage( type.getTypeClass() ),
                                                                                              type.getTypeClass().getName(),
                                                                                              duration,
                                                                                              type.isTypesafe(),
                                                                                              results.getReturnType()  );

                MVELDialectRuntimeData data = (MVELDialectRuntimeData) pkg.getDialectRuntimeRegistry().getDialectData( "mvel" );
                data.addCompileable( (MVELCompileable) reader );
                ( (MVELCompileable) reader ).compile( data );
                type.setDurationExtractor( reader );
            } else {
                this.results.add( new TypeDeclarationError(typeDescr,
                        "Error processing @duration for TypeDeclaration '" + type.getFullName() +
                        "': cannot access the field '" + duration + "'") );

            }
        }

        annotationDescr = typeDescr.getAnnotation( TypeDeclaration.ATTR_EXPIRE );
        String expiration = ( annotationDescr != null ) ? annotationDescr.getSingleValue() : null;
        if (expiration != null) {
            if (timeParser == null) {
                timeParser = new TimeIntervalParser();
            }
            type.setExpirationOffset( timeParser.parse( expiration )[0] );
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            } else if (tdescr.getSuperTypes().isEmpty()) {
                tdescr.addSuperType( "java.lang.Object" );
            }
        }

        AnnotationDescr traitableAnn = typeDescr.getAnnotation( Traitable.class.getSimpleName() );
        boolean traitable = traitableAnn != null;

        String[] fullSuperTypes = new String[typeDescr.getSuperTypes().size() + 1];
        int j = 0;
        for ( QualifiedName qname : typeDescr.getSuperTypes() ) {
            fullSuperTypes[j++] = qname.getFullName();
        }
        fullSuperTypes[j] = Thing.class.getName();

        List<String> interfaceList = new ArrayList<String>();
        interfaceList.add(  traitable ? Externalizable.class.getName() : Serializable.class.getName() );
        if (traitable) {
            interfaceList.add( TraitableBean.class.getName() );
        }
        String[] interfaces = interfaceList.toArray( new String[interfaceList.size()] );

        // prepares a class definition
        ClassDefinition def;
        switch ( type.getKind() ) {
            case TRAIT :
                def = new ClassDefinition( fullName,
                        "java.lang.Object",
                        fullSuperTypes );
                break;
            case ENUM :
                def = new EnumClassDefinition( fullName,
                        fullSuperTypes[0],
                        null );
                break;
            case CLASS :
            default :
                def = new ClassDefinition( fullName,
                        fullSuperTypes[0],
                        interfaces );
                def.setTraitable( traitable, traitableAnn != null &&
                                             traitableAnn.getValue( "logical" ) != null &&
                                             Boolean.valueOf( traitableAnn.getValue( "logical" ) ) );
        }

        for (String annotationName : typeDescr.getAnnotationNames()) {
            Class annotation = resolveAnnotation( annotationName,
                                                  pkgRegistry.getTypeResolver() );
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