stringParameterUnmarshallers = new ConcurrentHashMap<Class<?>, Class<? extends StringParameterUnmarshaller>>();
headerDelegates = new ConcurrentHashMap<Class<?>, HeaderDelegate>();
precedence = new LegacyPrecedence();
serverReaderInterceptorRegistry = new ReaderInterceptorRegistry(this, precedence);
serverWriterInterceptorRegistry = new WriterInterceptorRegistry(this, precedence);
containerRequestFilterRegistry = new ContainerRequestFilterRegistry(this, precedence);
containerResponseFilterRegistry = new ContainerResponseFilterRegistry(this, precedence);
clientRequestFilters = new JaxrsInterceptorRegistry<ClientRequestFilter>(this, ClientRequestFilter.class);
clientResponseFilters = new ClientResponseFilterRegistry(this);
clientReaderInterceptorRegistry = new ReaderInterceptorRegistry(this, precedence);
clientWriterInterceptorRegistry = new WriterInterceptorRegistry(this, precedence);
clientExecutionInterceptorRegistry = new InterceptorRegistry<ClientExecutionInterceptor>(ClientExecutionInterceptor.class, this);
clientErrorInterceptors = new CopyOnWriteArrayList<ClientErrorInterceptor>();