1 /* 2 * Copyright 2014 The Netty Project 3 * 4 * The Netty Project licenses this file to you under the Apache License, 5 * version 2.0 (the "License"); you may not use this file except in compliance 6 * with the License. You may obtain a copy of the License at: 7 * 8 * https://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT 12 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the 13 * License for the specific language governing permissions and limitations 14 * under the License. 15 */ 16 package io.netty.handler.codec.http.websocketx.extensions; 17 18 19 /** 20 * Created once the handshake phase is done. 21 */ 22 public interface WebSocketServerExtension extends WebSocketExtension { 23 24 /** 25 * Return an extension configuration to submit to the client as an acknowledge. 26 * 27 * @return the acknowledged extension configuration. 28 */ 29 //TODO: after migrating to JDK 8 rename this to 'newResponseData()' and mark old as deprecated with default method 30 WebSocketExtensionData newReponseData(); 31 32 }