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1   /**
2    *
3    * Copyright 2003-2004 The Apache Software Foundation
4    *
5    *  Licensed under the Apache License, Version 2.0 (the "License");
6    *  you may not use this file except in compliance with the License.
7    *  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  
18  package org.apache.geronimo.deployment.util;
19  
20  import java.io.InputStream;
21  import java.io.IOException;
22  
23  /**
24   * This class is a workaround for XMLBeans unfortunate habit of closing streams it reads from
25   * combined with JarInputStreams insistence that you cant do that.
26   *
27   * @version $Rev: 355877 $ $Date: 2005-12-10 18:48:27 -0800 (Sat, 10 Dec 2005) $
28   *
29   * */
30  public class UnclosableInputStream extends InputStream {
31  
32      private final InputStream delegate;
33  
34      public UnclosableInputStream(InputStream delegate) {
35          this.delegate = delegate;
36      }
37  
38      public void close() {
39      }
40  
41      public int available() throws IOException {
42          return delegate.available();
43      }
44  
45      public void mark(int readLimit) {
46          delegate.mark(readLimit);
47      }
48  
49      public boolean markSupported() {
50          return delegate.markSupported();
51      }
52  
53      public int read() throws IOException {
54          return delegate.read();
55      }
56  
57      public int read(byte[] buffer) throws IOException {
58          return delegate.read(buffer);
59      }
60  
61      public int read(byte[] buffer, int offset, int length) throws IOException {
62          return delegate.read(buffer, offset, length);
63      }
64  
65      public void reset() throws IOException {
66          delegate.reset();
67      }
68  
69      public long skip(long n) throws IOException {
70          return delegate.skip(n);
71      }
72  
73  
74  }