// Create the CometSerializer impl
ClassSourceFileComposerFactory composerFactory = new ClassSourceFileComposerFactory(packageName, className);
composerFactory.addImport(Serializer.class.getName());
composerFactory.addImport(SerializationException.class.getName());
composerFactory.addImport(Serializable.class.getName());
composerFactory.setSuperclass(typeName);
SourceWriter sourceWriter = composerFactory.createSourceWriter(context, printWriter);
sourceWriter.print("private Serializer SERIALIZER = new " + realize + "();");
sourceWriter.print("protected Serializer getRPCSerializer() {return SERIALIZER;}");