KickJava   Java API By Example, From Geeks To Geeks.

Java > Open Source Codes > com > go > trove > io > ByteBufferOutputStream


1 /* ====================================================================
2  * Trove - Copyright (c) 1999-2000 Walt Disney Internet Group
3  * ====================================================================
4  * The Tea Software License, Version 1.1
5  *
6  * Copyright (c) 2000 Walt Disney Internet Group. All rights reserved.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions
10  * are met:
11  *
12  * 1. Redistributions of source code must retain the above copyright
13  * notice, this list of conditions and the following disclaimer.
14  *
15  * 2. Redistributions in binary form must reproduce the above copyright
16  * notice, this list of conditions and the following disclaimer in
17  * the documentation and/or other materials provided with the
18  * distribution.
19  *
20  * 3. The end-user documentation included with the redistribution,
21  * if any, must include the following acknowledgment:
22  * "This product includes software developed by the
23  * Walt Disney Internet Group (http://opensource.go.com/)."
24  * Alternately, this acknowledgment may appear in the software itself,
25  * if and wherever such third-party acknowledgments normally appear.
26  *
27  * 4. The names "Tea", "TeaServlet", "Kettle", "Trove" and "BeanDoc" must
28  * not be used to endorse or promote products derived from this
29  * software without prior written permission. For written
30  * permission, please contact opensource@dig.com.
31  *
32  * 5. Products derived from this software may not be called "Tea",
33  * "TeaServlet", "Kettle" or "Trove", nor may "Tea", "TeaServlet",
34  * "Kettle", "Trove" or "BeanDoc" appear in their name, without prior
35  * written permission of the Walt Disney Internet Group.
36  *
37  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
38  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
39  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
40  * DISCLAIMED. IN NO EVENT SHALL THE WALT DISNEY INTERNET GROUP OR ITS
41  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
42  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
43  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
44  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
45  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
46  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
47  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
48  * ====================================================================
49  *
50  * For more information about Tea, please see http://opensource.go.com/.
51  */

52
53 package com.go.trove.io;
54
55 import java.io.OutputStream JavaDoc;
56 import java.io.IOException JavaDoc;
57
58 /******************************************************************************
59  * An OutputStream that writes into a ByteBuffer.
60  *
61  * @author Brian S O'Neill
62  * @version
63  * <!--$$Revision:--> 11 <!-- $-->, <!--$$JustDate:--> 00/12/05 <!-- $-->
64  */

65 public class ByteBufferOutputStream extends OutputStream JavaDoc {
66     private ByteBuffer mBuffer;
67     private boolean mClosed;
68
69     public ByteBufferOutputStream(ByteBuffer buffer) {
70         mBuffer = buffer;
71     }
72
73     public void write(int b) throws IOException JavaDoc {
74         checkIfClosed();
75         mBuffer.append((byte)b);
76     }
77
78     public void write(byte[] bytes) throws IOException JavaDoc {
79         checkIfClosed();
80         mBuffer.append(bytes);
81     }
82
83     public void write(byte[] bytes, int offset, int length)
84         throws IOException JavaDoc {
85         checkIfClosed();
86         mBuffer.append(bytes, offset, length);
87     }
88
89     public void flush() throws IOException JavaDoc {
90         checkIfClosed();
91     }
92
93     public void close() {
94         mClosed = true;
95     }
96
97     private void checkIfClosed() throws IOException JavaDoc {
98         if (mClosed) {
99             throw new IOException JavaDoc("OutputStream closed");
100         }
101     }
102 }
103
Popular Tags