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1   /*
2    * ====================================================================
3    * Licensed to the Apache Software Foundation (ASF) under one
4    * or more contributor license agreements.  See the NOTICE file
5    * distributed with this work for additional information
6    * regarding copyright ownership.  The ASF licenses this file
7    * to you under the Apache License, Version 2.0 (the
8    * "License"); you may not use this file except in compliance
9    * with the License.  You may obtain a copy of the License at
10   *
11   *   http://www.apache.org/licenses/LICENSE-2.0
12   *
13   * Unless required by applicable law or agreed to in writing,
14   * software distributed under the License is distributed on an
15   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
16   * KIND, either express or implied.  See the License for the
17   * specific language governing permissions and limitations
18   * under the License.
19   * ====================================================================
20   *
21   * This software consists of voluntary contributions made by many
22   * individuals on behalf of the Apache Software Foundation.  For more
23   * information on the Apache Software Foundation, please see
24   * <http://www.apache.org/>.
25   *
26   */
27  
28  package org.apache.http;
29  
30  import java.io.IOException;
31  import java.nio.ByteBuffer;
32  import java.nio.channels.ByteChannel;
33  
34  public class ByteChannelMock implements ByteChannel {
35  
36      private final ReadableByteChannelMock readableChannel;
37      private final WritableByteChannelMock writableChannel;
38      private boolean closed;
39  
40      public ByteChannelMock(
41          final ReadableByteChannelMock readableChannel,
42          final WritableByteChannelMock writableChannel) {
43          super();
44          this.readableChannel = readableChannel;
45          this.writableChannel = writableChannel;
46      }
47  
48      @Override
49      public int read(final ByteBuffer dst) throws IOException {
50          return this.readableChannel.read(dst);
51      }
52  
53      @Override
54      public int write(final ByteBuffer src) throws IOException {
55          return this.writableChannel.write(src);
56      }
57  
58      @Override
59      public boolean isOpen() {
60          return !this.closed;
61      }
62  
63      @Override
64      public void close() throws IOException {
65          if (this.closed) {
66              return;
67          }
68          this.closed = true;
69          this.readableChannel.close();
70          this.writableChannel.close();
71      }
72  
73  }