1 /*
2 * Copyright 2019 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.netty5.handler.codec.http.websocketx.extensions;
17
18 /**
19 * Extension filter provider that is responsible to provide filters for a certain {@link WebSocketExtension} extension.
20 */
21 public interface WebSocketExtensionFilterProvider {
22
23 WebSocketExtensionFilterProvider DEFAULT = new WebSocketExtensionFilterProvider() {
24 @Override
25 public WebSocketExtensionFilter encoderFilter() {
26 return WebSocketExtensionFilter.NEVER_SKIP;
27 }
28
29 @Override
30 public WebSocketExtensionFilter decoderFilter() {
31 return WebSocketExtensionFilter.NEVER_SKIP;
32 }
33 };
34
35 /**
36 * Returns the extension filter for {@link WebSocketExtensionEncoder} encoder.
37 */
38 WebSocketExtensionFilter encoderFilter();
39
40 /**
41 * Returns the extension filter for {@link WebSocketExtensionDecoder} decoder.
42 */
43 WebSocketExtensionFilter decoderFilter();
44
45 }