ContainerRequest,ContainerResponse是其包装的请求和响应
final Set<MessageBodyReader> customMbrs = Providers.getCustomProviders(locator, MessageBodyReader.class); final Set<MessageBodyReader> mbrs = Providers.getProviders(locator, MessageBodyReader.class); final Set<MessageBodyWriter> customMbws = Providers.getCustomProviders(locator, MessageBodyWriter.class); final Set<MessageBodyWriter> mbws = Providers.getProviders(locator, MessageBodyWriter.class);
final MessageBodyReader bodyReader = workers.getMessageBodyReader( context.getType(), context.getGenericType(), context.getAnnotations(), context.getMediaType(), ReaderInterceptorExecutor.this);
final MessageBodyWriter writer = workers.getMessageBodyWriter(context.getType(), context.getGenericType(), context.getAnnotations(), context.getMediaType(), WriterInterceptorExecutor.this);