xref: /unit/src/java/nginx/unit/websocket/WsHandshakeResponse.java (revision 1157:7ae152bda303)
1 /*
2  * Licensed to the Apache Software Foundation (ASF) under one or more
3  * contributor license agreements.  See the NOTICE file distributed with
4  * this work for additional information regarding copyright ownership.
5  * The ASF licenses this file to You under the Apache License, Version 2.0
6  * (the "License"); you may not use this file except in compliance with
7  * the License.  You may obtain a copy of the License at
8  *
9  *     http://www.apache.org/licenses/LICENSE-2.0
10  *
11  * Unless required by applicable law or agreed to in writing, software
12  * distributed under the License is distributed on an "AS IS" BASIS,
13  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14  * See the License for the specific language governing permissions and
15  * limitations under the License.
16  */
17 package nginx.unit.websocket;
18 
19 import java.util.ArrayList;
20 import java.util.List;
21 import java.util.Map;
22 import java.util.Map.Entry;
23 
24 import javax.websocket.HandshakeResponse;
25 
26 import org.apache.tomcat.util.collections.CaseInsensitiveKeyMap;
27 
28 /**
29  * Represents the response to a WebSocket handshake.
30  */
31 public class WsHandshakeResponse implements HandshakeResponse {
32 
33     private final Map<String,List<String>> headers = new CaseInsensitiveKeyMap<>();
34 
35 
WsHandshakeResponse()36     public WsHandshakeResponse() {
37     }
38 
39 
WsHandshakeResponse(Map<String,List<String>> headers)40     public WsHandshakeResponse(Map<String,List<String>> headers) {
41         for (Entry<String,List<String>> entry : headers.entrySet()) {
42             if (this.headers.containsKey(entry.getKey())) {
43                 this.headers.get(entry.getKey()).addAll(entry.getValue());
44             } else {
45                 List<String> values = new ArrayList<>(entry.getValue());
46                 this.headers.put(entry.getKey(), values);
47             }
48         }
49     }
50 
51 
52     @Override
getHeaders()53     public Map<String,List<String>> getHeaders() {
54         return headers;
55     }
56 }
57