KickJava   Java API By Example, From Geeks To Geeks.

Java > Open Source Codes > net > sf > retrotranslator > runtime > java > nio > _CharBuffer


1 /***
2  * Retrotranslator: a Java bytecode transformer that translates Java classes
3  * compiled with JDK 5.0 into classes that can be run on JVM 1.4.
4  *
5  * Copyright (c) 2005 - 2007 Taras Puchko
6  * 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  * 1. Redistributions of source code must retain the above copyright
12  * notice, this list of conditions and the following disclaimer.
13  * 2. Redistributions in binary form must reproduce the above copyright
14  * notice, this list of conditions and the following disclaimer in the
15  * documentation and/or other materials provided with the distribution.
16  * 3. Neither the name of the copyright holders nor the names of its
17  * contributors may be used to endorse or promote products derived from
18  * this software without specific prior written permission.
19  *
20  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
21  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
24  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
25  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
26  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
29  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
30  * THE POSSIBILITY OF SUCH DAMAGE.
31  */

32 package net.sf.retrotranslator.runtime.java.nio;
33
34 import java.nio.CharBuffer JavaDoc;
35
36 /**
37  * @author Taras Puchko
38  */

39 public class _CharBuffer {
40
41     public static CharBuffer JavaDoc append(CharBuffer JavaDoc charBuffer, CharSequence JavaDoc csq) {
42         return charBuffer.put(String.valueOf(csq));
43     }
44
45     public static CharBuffer JavaDoc append(CharBuffer JavaDoc charBuffer, CharSequence JavaDoc csq, int start, int end) {
46         return charBuffer.put(String.valueOf(csq).substring(start, end));
47     }
48
49     public static CharBuffer JavaDoc append(CharBuffer JavaDoc charBuffer, char c) {
50         return charBuffer.put(c);
51     }
52
53     public static int read(CharBuffer JavaDoc source, CharBuffer JavaDoc target) {
54         int sourceRemaining = source.remaining();
55         if (sourceRemaining == 0) return -1;
56         int targetRemaining = target.remaining();
57         if (sourceRemaining <= targetRemaining) {
58             target.put(source);
59             return sourceRemaining;
60         }
61         int sourceLimit = source.limit();
62         try {
63             source.limit(source.position() + targetRemaining);
64             target.put(source);
65         } finally {
66             source.limit(sourceLimit);
67         }
68         return targetRemaining;
69     }
70
71 }
72
Popular Tags