RandomAccessFileOutputStream


1   package com.quadcap.io;
2   
3   /* Copyright 1997 - 2003 Quadcap Software.  All rights reserved.
4    *
5    * This software is distributed under the Quadcap Free Software License.
6    * This software may be used or modified for any purpose, personal or
7    * commercial.  Open Source redistributions are permitted.  Commercial
8    * redistribution of larger works derived from, or works which bundle
9    * this software requires a "Commercial Redistribution License"; see
10   * http://www.quadcap.com/purchase.
11   *
12   * Redistributions qualify as "Open Source" under  one of the following terms:
13   *   
14   *    Redistributions are made at no charge beyond the reasonable cost of
15   *    materials and delivery.
16   *
17   *    Redistributions are accompanied by a copy of the Source Code or by an
18   *    irrevocable offer to provide a copy of the Source Code for up to three
19   *    years at the cost of materials and delivery.  Such redistributions
20   *    must allow further use, modification, and redistribution of the Source
21   *    Code under substantially the same terms as this license.
22   *
23   * Redistributions of source code must retain the copyright notices as they
24   * appear in each source code file, these license terms, and the
25   * disclaimer/limitation of liability set forth as paragraph 6 below.
26   *
27   * Redistributions in binary form must reproduce this Copyright Notice,
28   * these license terms, and the disclaimer/limitation of liability set
29   * forth as paragraph 6 below, in the documentation and/or other materials
30   * provided with the distribution.
31   *
32   * The Software is provided on an "AS IS" basis.  No warranty is
33   * provided that the Software is free of defects, or fit for a
34   * particular purpose.  
35   *
36   * Limitation of Liability. Quadcap Software shall not be liable
37   * for any damages suffered by the Licensee or any third party resulting
38   * from use of the Software.
39   */
40  
41  import java.io.IOException  ;
42  import java.io.OutputStream  ;
43  import java.io.RandomAccessFile  ;
44  
45  import com.quadcap.util.Debug;
46  import com.quadcap.util.Util;
47  
48  /**
49   * A filter output stream that performs dot-stuffing.
50   *
51   * @author Stan Bailes
52   */
53  
54  public class RandomAccessFileOutputStream extends OutputStream   {
55      RandomAccessFile          ra;
56      
57      public RandomAccessFileOutputStream(RandomAccessFile   ra) {
58      this.ra = ra;
59      }
60  
61      public void write(int b) throws IOException   {
62  //  Debug.println(0, "write[" + ra.getFilePointer() + "]: " +
63  //            b);
64      ra.write(b);
65      }
66  
67      public void write(byte[] buf, int offset, int len) throws IOException   {
68  //  Debug.println(0, "write[" + ra.getFilePointer() + "]: " +
69  //            Util.strBytes(buf, offset, len));
70      ra.write(buf, offset, len);
71      }
72  
73      public void write(byte[] buf) throws IOException   {
74  //  Debug.println(0, "write[" + ra.getFilePointer() + "]: " +
75  //            Util.strBytes(buf));
76      ra.write(buf);
77      }
78  
79      public void flush() throws IOException   {
80  //  Debug.println(0, "flush()");
81  //  ra.getFD().sync();
82      }
83      
84      public void close() throws IOException   {
85  //  Debug.println(0, "close()");
86      ra.close();
87      }
88  }
89
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