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Java > Open Source Codes > com > mysql > jdbc > WatchableOutputStream


1 /*
2    Copyright (C) 2002 MySQL AB
3
4       This program is free software; you can redistribute it and/or modify
5       it under the terms of the GNU General Public License as published by
6       the Free Software Foundation; either version 2 of the License, or
7       (at your option) any later version.
8
9       This program is distributed in the hope that it will be useful,
10       but WITHOUT ANY WARRANTY; without even the implied warranty of
11       MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12       GNU General Public License for more details.
13
14       You should have received a copy of the GNU General Public License
15       along with this program; if not, write to the Free Software
16       Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17
18  */
19 package com.mysql.jdbc;
20
21 import java.io.ByteArrayOutputStream JavaDoc;
22 import java.io.IOException JavaDoc;
23
24
25 /**
26  * A java.io.OutputStream used to write ASCII data into
27  * Blobs and Clobs
28  *
29  * @author Mark Matthews
30  */
31 class WatchableOutputStream extends ByteArrayOutputStream JavaDoc {
32     private OutputStreamWatcher watcher;
33
34     /**
35      * DOCUMENT ME!
36      *
37      * @param watcher DOCUMENT ME!
38      */
39     public void setWatcher(OutputStreamWatcher watcher) {
40         this.watcher = watcher;
41     }
42
43     /**
44      * @see java.io.OutputStream#close()
45      */
46     public void close() throws IOException JavaDoc {
47         super.close();
48
49         if (this.watcher != null) {
50             this.watcher.streamClosed(toByteArray());
51         }
52     }
53 }
54
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