AsciiStringInputStream


1   /* Copyright (c) 2001-2005, The HSQL Development Group
2    * All rights reserved.
3    *
4    * Redistribution and use in source and binary forms, with or without
5    * modification, are permitted provided that the following conditions are met:
6    *
7    * Redistributions of source code must retain the above copyright notice, this
8    * list of conditions and the following disclaimer.
9    *
10   * Redistributions in binary form must reproduce the above copyright notice,
11   * this list of conditions and the following disclaimer in the documentation
12   * and/or other materials provided with the distribution.
13   *
14   * Neither the name of the HSQL Development Group nor the names of its
15   * contributors may be used to endorse or promote products derived from this
16   * software without specific prior written permission.
17   *
18   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
19   * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21   * ARE DISCLAIMED. IN NO EVENT SHALL HSQL DEVELOPMENT GROUP, HSQLDB.ORG,
22   * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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28   * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29   */
30  
31  
32  package org.hsqldb.lib;
33  
34  import java.io.IOException  ;
35  
36  /**
37   * Minimal InputStream subclass to fetch low order bytes from a String.<p>
38   *
39   * @author fredt@users
40   * @version 1.7.0
41   * @since 1.7 0
42   */
43  public class AsciiStringInputStream extends StringInputStream {
44  
45      public AsciiStringInputStream(String   s) {
46          super(s);
47      }
48  
49      public int read() throws java.io.IOException   {
50  
51          super.read();
52  
53          return super.read();
54      }
55  
56      public int available() throws IOException   {
57          return available / 2;
58      }
59  }
60
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