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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.nio.entity;
29  
30  import java.io.IOException;
31  import java.nio.ByteBuffer;
32  
33  import org.apache.http.nio.ContentDecoder;
34  import org.apache.http.nio.IOControl;
35  import org.apache.http.nio.util.ByteBufferAllocator;
36  
37  /**
38   * A simple {@link ContentListener} that reads and ignores all content.
39   *
40   * @since 4.0
41   *
42   * @deprecated (4.2)
43   */
44  @Deprecated
45  public class SkipContentListener implements ContentListener {
46  
47      private final ByteBuffer buffer;
48  
49      public SkipContentListener(final ByteBufferAllocator allocator) {
50          super();
51          if (allocator == null) {
52              throw new IllegalArgumentException("ByteBuffer allocator may not be null");
53          }
54          this.buffer = allocator.allocate(2048);
55      }
56  
57      public void contentAvailable(
58              final ContentDecoder decoder,
59              final IOControl ioctrl) throws IOException {
60          int lastRead;
61          do {
62              buffer.clear();
63              lastRead = decoder.read(buffer);
64          } while (lastRead > 0);
65      }
66  
67      public void finished() {
68      }
69  
70  }