View Javadoc
1   /*
2    * Copyright 2016 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    *   http://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.http2;
17  
18  import io.netty.util.internal.UnstableApi;
19  
20  /**
21   * Abstract implementation of {@link Http2StreamFrame}.
22   */
23  @UnstableApi
24  public abstract class AbstractHttp2StreamFrame implements Http2StreamFrame {
25  
26      private Http2FrameStream stream;
27  
28      @Override
29      public AbstractHttp2StreamFrame stream(Http2FrameStream stream) {
30          this.stream = stream;
31          return this;
32      }
33  
34      @Override
35      public Http2FrameStream stream() {
36          return stream;
37      }
38  
39      /**
40       * Returns {@code true} if {@code o} has equal {@code stream} to this object.
41       */
42      @Override
43      public boolean equals(Object o) {
44          if (!(o instanceof Http2StreamFrame)) {
45              return false;
46          }
47          Http2StreamFrame other = (Http2StreamFrame) o;
48          return stream == other.stream() || (stream != null && stream.equals(other.stream()));
49      }
50  
51      @Override
52      public int hashCode() {
53          Http2FrameStream stream = this.stream;
54          if (stream == null) {
55              return super.hashCode();
56          }
57          return stream.hashCode();
58      }
59  }