Package org.drools.factmodel

Examples of org.drools.factmodel.ClassBuilder

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        // check whether it is necessary to build the class or not
        type.setNovel( isNovelClass( typeDescr ) );

        if ( type.isNovel() ) {
            try {
                ClassBuilder cb = new ClassBuilder();
                byte[] d = cb.buildClass( def );

                JavaDialectRuntimeData dialect = (JavaDialectRuntimeData) pkgRegistry.getDialectRuntimeRegistry().getDialectData( "java" );

                dialect.write( JavaDialectRuntimeData.convertClassToResourcePath( fullName ),
                               d );
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            String fullName = typeDescr.getType().getFullName();
            JavaDialectRuntimeData dialect = (JavaDialectRuntimeData) pkgRegistry.getDialectRuntimeRegistry().getDialectData( "java" );
            switch ( type.getKind() ) {
                case TRAIT :
                    try {
                        ClassBuilder tb = this.configuration.getClassBuilderFactory().getTraitBuilder();
                        byte[] d = tb.buildClass( def );
                        String resourceName = JavaDialectRuntimeData.convertClassToResourcePath( fullName );
                        dialect.putClassDefinition( resourceName, d );
                        if ( ruleBase != null ) {
                            ruleBase.registerAndLoadTypeDefinition( fullName, d );
                        } else {
                            dialect.write( resourceName, d );
                        }
                    } catch ( Exception e ) {
                        this.results.add( new TypeDeclarationError( typeDescr,
                                                                    "Unable to compile declared trait " + fullName +
                                                                    ": " + e.getMessage() + ";" ) );
                    }
                    break;
                case ENUM :
                    try {
                        ClassBuilder eb = this.configuration.getClassBuilderFactory().getEnumClassBuilder();
                        byte[] d = eb.buildClass( def );
                        String resourceName = JavaDialectRuntimeData.convertClassToResourcePath( fullName );
                        dialect.putClassDefinition( resourceName, d );
                        if ( ruleBase != null ) {
                            ruleBase.registerAndLoadTypeDefinition( fullName, d );
                        } else {
                            dialect.write( resourceName, d );
                        }
                    } catch ( Exception e ) {
                        e.printStackTrace();
                        this.results.add( new TypeDeclarationError( typeDescr,
                                                                    "Unable to compile declared enum " + fullName +
                                                                    ": " + e.getMessage() + ";" ) );
                    }
                    break;
                case CLASS :
                default :
                    try {
                        ClassBuilder cb = this.configuration.getClassBuilderFactory().getBeanClassBuilder();
                        byte[] d = cb.buildClass( def );
                        String resourceName = JavaDialectRuntimeData.convertClassToResourcePath( fullName );
                        dialect.putClassDefinition( resourceName, d );
                        if ( ruleBase != null ) {
                            ruleBase.registerAndLoadTypeDefinition( fullName, d );
                        }
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            switch ( type.getFormat() ) {
                case TRAIT :
                    try {
                        byte[] d;

                        ClassBuilder tb = ClassBuilderFactory.getTraitBuilderService();
                        d = tb.buildClass( def );
                        dialect.write( JavaDialectRuntimeData.convertClassToResourcePath( fullName ),
                                       d );

                    } catch ( Exception e ) {
                        this.results.add( new TypeDeclarationError( "Unable to compile declared trait " + fullName + ": " + e.getMessage() + ";",
                                                                    typeDescr.getLine() ) );
                    }
                    break;
                case POJO :
                default :
                    try {
                        ClassBuilder cb = ClassBuilderFactory.getBeanClassBuilderService();
                        byte[] d = cb.buildClass( def );
                        dialect.write( JavaDialectRuntimeData.convertClassToResourcePath( fullName ),
                                       d );

                    } catch ( Exception e ) {
                        this.results.add( new TypeDeclarationError( "Unable to create a class for declared type " + fullName + ": " + e.getMessage() + ";",
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     */
    private void generateDeclaredBean(TypeDeclarationDescr typeDescr,
                                      TypeDeclaration type,
                                      PackageRegistry pkgRegistry) {
        // need to fix classloader?
        ClassBuilder cb = new ClassBuilder();
        String fullName = typeDescr.getNamespace() + "." + typeDescr.getTypeName();
        // generated beans should be serializable
        ClassDefinition def = new ClassDefinition( fullName,
                                                   Object.class.getName(),
                                                   new String[]{Serializable.class.getName()} );
        Map<String, TypeFieldDescr> flds = typeDescr.getFields();
        try {
            for ( TypeFieldDescr field : flds.values() ) {
                String fullFieldType = pkgRegistry.getTypeResolver().resolveType( field.getPattern().getObjectType() ).getName();
                FieldDefinition fieldDef = new FieldDefinition( field.getFieldName(),
                                                                fullFieldType );
                // field is marked as PK
                boolean isKey = field.getMetaAttributes().containsKey( "key" );
                fieldDef.setKey( isKey );
                def.addField( fieldDef );
            }

            byte[] d = cb.buildClass( def );

            JavaDialectRuntimeData dialect = (JavaDialectRuntimeData) pkgRegistry.getDialectRuntimeRegistry().getDialectData( "java" );

            dialect.write( JavaDialectRuntimeData.convertClassToResourcePath( fullName ),
                           d );
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            switch (type.getFormat()) {
                case TRAIT:
                    try {
                        byte[] d;

                        ClassBuilder tb = ClassBuilderFactory.getTraitBuilderService();
                        d = tb.buildClass( def );
                        dialect.write( JavaDialectRuntimeData.convertClassToResourcePath( fullName ),
                                d );

                    } catch ( Exception e ) {
                        this.results.add( new TypeDeclarationError( "Unable to compile declared trait " + fullName + ": " + e.getMessage() + ";",
                                typeDescr.getLine() ) );
                    }
                    break;
                case POJO:
                default:
                    try {
                        ClassBuilder cb = ClassBuilderFactory.getBeanClassBuilderService( );
                        byte[] d = cb.buildClass( def );
                        dialect.write( JavaDialectRuntimeData.convertClassToResourcePath( fullName ),
                                d );

                    } catch ( Exception e ) {
                        this.results.add( new TypeDeclarationError( "Unable to create a class for declared type " + fullName + ": " + e.getMessage() + ";",
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     */
    private void generateDeclaredBean(TypeDeclarationDescr typeDescr,
                                      TypeDeclaration type,
                                      PackageRegistry pkgRegistry) {
        // need to fix classloader?
        ClassBuilder cb = new ClassBuilder();
        String fullName = typeDescr.getNamespace() + "." + typeDescr.getTypeName();
        ClassDefinition def = new ClassDefinition( fullName );
        Map<String, TypeFieldDescr> flds = typeDescr.getFields();
        try {
            for ( TypeFieldDescr field : flds.values() ) {
                String fullFieldType = pkgRegistry.getTypeResolver().resolveType( field.getPattern().getObjectType() ).getName();
                FieldDefinition fieldDef = new FieldDefinition( field.getFieldName(),
                                                                fullFieldType );
                // field is marked as PK
                boolean isKey = field.getMetaAttributes().containsKey( "key" );
                fieldDef.setKey( isKey );
                def.addField( fieldDef );
            }

            byte[] d = cb.buildClass( def );

            JavaDialectRuntimeData dialect = (JavaDialectRuntimeData) pkgRegistry.getDialectRuntimeRegistry().getDialectData( "java" );

            dialect.write( JavaDialectRuntimeData.convertClassToResourcePath( fullName ),
                           d );
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     */
    private void generateDeclaredBean(TypeDeclarationDescr typeDescr,
                                      TypeDeclaration type,
                                      PackageRegistry pkgRegistry) {
        // need to fix classloader?
        ClassBuilder cb = new ClassBuilder( );
        String fullName = typeDescr.getNamespace() + "." + typeDescr.getTypeName();
        // generated beans should be serializable

        String superType = typeDescr.getSuperTypeName() == null ? Object.class.getName() : typeDescr.getSuperTypeName();


        String[] interfaces = new String[1 + typeDescr.getInterfaceNames().size()];
        int j = 0;
        Iterator<String> intfIter = typeDescr.getInterfaceNames().iterator();
        while (intfIter.hasNext())
           interfaces[j++] = intfIter.next();
        interfaces[typeDescr.getInterfaceNames().size()] = Serializable.class.getName();

        //ClassDefinition def = new ClassDefinition( fullName,
        //                                           Object.class.getName(),
        //                                           new String[]{Serializable.class.getName()} );
        ClassDefinition def = new ClassDefinition( fullName, superType, interfaces);

        Map<String, TypeFieldDescr> flds = typeDescr.getFields();
        try {

            PriorityQueue<TypeFieldDescr> queue = new PriorityQueue<TypeFieldDescr>();
            for ( TypeFieldDescr field : flds.values() ) {
                String idx = field.getMetaAttribute(TypeDeclaration.ATTR_FIELD_POSITION);
                if (idx != null) {
                    field.setIndex(Integer.valueOf(idx));
                }

                queue.add(field);
            }

            TypeFieldDescr field = queue.poll();
            while ( field != null) {
                String fullFieldType = pkgRegistry.getTypeResolver().resolveType( field.getPattern().getObjectType() ).getName();
                FieldDefinition fieldDef = new FieldDefinition( field.getFieldName(),
                                                                fullFieldType );
                // field is marked as PK
                boolean isKey = field.getMetaAttributes().containsKey( "key" );
                fieldDef.setKey( isKey );

                def.addField( fieldDef );

                field = queue.poll();
            }

            byte[] d = cb.buildClass(def);

            JavaDialectRuntimeData dialect = (JavaDialectRuntimeData) pkgRegistry.getDialectRuntimeRegistry().getDialectData( "java" );

            dialect.write( JavaDialectRuntimeData.convertClassToResourcePath( fullName ),
                           d );
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        // check whether it is necessary to build the class or not
        type.setNovel( isNovelClass( typeDescr ) );

        if ( type.isNovel() ) {
            try {
                ClassBuilder cb = new ClassBuilder();
                byte[] d = cb.buildClass( def );

                JavaDialectRuntimeData dialect = (JavaDialectRuntimeData) pkgRegistry.getDialectRuntimeRegistry().getDialectData( "java" );

                dialect.write( JavaDialectRuntimeData.convertClassToResourcePath( fullName ),
                               d );
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            String fullName = typeDescr.getType().getFullName();
            JavaDialectRuntimeData dialect = (JavaDialectRuntimeData) pkgRegistry.getDialectRuntimeRegistry().getDialectData( "java" );
            switch ( type.getKind() ) {
                case TRAIT :
                    try {
                        ClassBuilder tb = this.configuration.getClassBuilderFactory().getTraitBuilder();
                        byte[] d = tb.buildClass( def );
                        String resourceName = JavaDialectRuntimeData.convertClassToResourcePath( fullName );
                        dialect.putClassDefinition( resourceName, d );
                        if ( ruleBase != null ) {
                            ruleBase.registerAndLoadTypeDefinition( fullName, d );
                        } else {
                            dialect.write( resourceName, d );
                        }
                    } catch ( Exception e ) {
                        this.results.add( new TypeDeclarationError( typeDescr,
                                                                    "Unable to compile declared trait " + fullName +
                                                                    ": " + e.getMessage() + ";" ) );
                    }
                    break;
                case ENUM :
                    try {
                        ClassBuilder eb = this.configuration.getClassBuilderFactory().getEnumClassBuilder();
                        byte[] d = eb.buildClass( def );
                        String resourceName = JavaDialectRuntimeData.convertClassToResourcePath( fullName );
                        dialect.putClassDefinition( resourceName, d );
                        if ( ruleBase != null ) {
                            ruleBase.registerAndLoadTypeDefinition( fullName, d );
                        } else {
                            dialect.write( resourceName, d );
                        }
                    } catch ( Exception e ) {
                        e.printStackTrace();
                        this.results.add( new TypeDeclarationError( typeDescr,
                                                                    "Unable to compile declared enum " + fullName +
                                                                    ": " + e.getMessage() + ";" ) );
                    }
                    break;
                case CLASS :
                default :
                    try {
                        ClassBuilder cb = this.configuration.getClassBuilderFactory().getBeanClassBuilder();
                        byte[] d = cb.buildClass( def );
                        String resourceName = JavaDialectRuntimeData.convertClassToResourcePath( fullName );
                        dialect.putClassDefinition( resourceName, d );
                        if ( ruleBase != null ) {
                            ruleBase.registerAndLoadTypeDefinition( fullName, d );
                        }
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        // check whether it is necessary to build the class or not
        type.setNovel( isNovelClass( typeDescr ) );

        if ( type.isNovel() ) {
            try {
                ClassBuilder cb = new ClassBuilder();
                byte[] d = cb.buildClass( def );

                JavaDialectRuntimeData dialect = (JavaDialectRuntimeData) pkgRegistry.getDialectRuntimeRegistry().getDialectData( "java" );

                dialect.write( JavaDialectRuntimeData.convertClassToResourcePath( fullName ),
                               d );
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Related Classes of org.drools.factmodel.ClassBuilder

  • org.drools.asm.ClassWriter
  • org.drools.asm.FieldVisitor
  • org.drools.asm.Label
  • org.drools.asm.MethodVisitor
  • org.drools.compiler.PackageBuilder
  • org.mvel2.asm.AnnotationVisitor
  • org.mvel2.asm.ClassWriter
  • org.mvel2.asm.FieldVisitor
  • org.mvel2.asm.Label
  • org.mvel2.asm.MethodVisitor
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