Mercurial > 510Connectbot

annotate src/org/tn5250j/encoding/builtin/CodepageConverterAdapter.java @ 157:269de016813d

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
allow button shortcuts to see key up/down, so the monitor key can toggle properly
author Carl Byington <carl@five-ten-sg.com>
date Mon, 23 Jun 2014 18:25:48 -0700
parents 77ac18bc1b2f
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
27
b29b39f386a4 adding tn5250 files, native android logging
Carl Byington <carl@five-ten-sg.com>
parents: 5
diff changeset
1 /**
b29b39f386a4 adding tn5250 files, native android logging
Carl Byington <carl@five-ten-sg.com>
parents: 5
diff changeset
2 * $Id$
112
77ac18bc1b2f cleanup java formatting
Carl Byington <carl@five-ten-sg.com>
parents: 27
diff changeset
3 *
27
b29b39f386a4 adding tn5250 files, native android logging
Carl Byington <carl@five-ten-sg.com>
parents: 5
diff changeset
4 * Title: tn5250J
b29b39f386a4 adding tn5250 files, native android logging
Carl Byington <carl@five-ten-sg.com>
parents: 5
diff changeset
5 * Copyright: Copyright (c) 2001,2009
b29b39f386a4 adding tn5250 files, native android logging
Carl Byington <carl@five-ten-sg.com>
parents: 5
diff changeset
6 * Company:
b29b39f386a4 adding tn5250 files, native android logging
Carl Byington <carl@five-ten-sg.com>
parents: 5
diff changeset
7 * @author: master_jaf
b29b39f386a4 adding tn5250 files, native android logging
Carl Byington <carl@five-ten-sg.com>
parents: 5
diff changeset
8 *
b29b39f386a4 adding tn5250 files, native android logging
Carl Byington <carl@five-ten-sg.com>
parents: 5
diff changeset
9 * Description:
b29b39f386a4 adding tn5250 files, native android logging
Carl Byington <carl@five-ten-sg.com>
parents: 5
diff changeset
10 *
b29b39f386a4 adding tn5250 files, native android logging
Carl Byington <carl@five-ten-sg.com>
parents: 5
diff changeset
11 * This program is free software; you can redistribute it and/or modify
b29b39f386a4 adding tn5250 files, native android logging
Carl Byington <carl@five-ten-sg.com>
parents: 5
diff changeset
12 * it under the terms of the GNU General Public License as published by
b29b39f386a4 adding tn5250 files, native android logging
Carl Byington <carl@five-ten-sg.com>
parents: 5
diff changeset
13 * the Free Software Foundation; either version 2, or (at your option)
b29b39f386a4 adding tn5250 files, native android logging
Carl Byington <carl@five-ten-sg.com>
parents: 5
diff changeset
14 * any later version.
b29b39f386a4 adding tn5250 files, native android logging
Carl Byington <carl@five-ten-sg.com>
parents: 5
diff changeset
15 *
b29b39f386a4 adding tn5250 files, native android logging
Carl Byington <carl@five-ten-sg.com>
parents: 5
diff changeset
16 * This program is distributed in the hope that it will be useful,
b29b39f386a4 adding tn5250 files, native android logging
Carl Byington <carl@five-ten-sg.com>
parents: 5
diff changeset
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
b29b39f386a4 adding tn5250 files, native android logging
Carl Byington <carl@five-ten-sg.com>
parents: 5
diff changeset
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
b29b39f386a4 adding tn5250 files, native android logging
Carl Byington <carl@five-ten-sg.com>
parents: 5
diff changeset
19 * GNU General Public License for more details.
b29b39f386a4 adding tn5250 files, native android logging
Carl Byington <carl@five-ten-sg.com>
parents: 5
diff changeset
20 *
b29b39f386a4 adding tn5250 files, native android logging
Carl Byington <carl@five-ten-sg.com>
parents: 5
diff changeset
21 * You should have received a copy of the GNU General Public License
b29b39f386a4 adding tn5250 files, native android logging
Carl Byington <carl@five-ten-sg.com>
parents: 5
diff changeset
22 * along with this software; see the file COPYING. If not, write to
b29b39f386a4 adding tn5250 files, native android logging
Carl Byington <carl@five-ten-sg.com>
parents: 5
diff changeset
23 * the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
b29b39f386a4 adding tn5250 files, native android logging
Carl Byington <carl@five-ten-sg.com>
parents: 5
diff changeset
24 * Boston, MA 02111-1307 USA
b29b39f386a4 adding tn5250 files, native android logging
Carl Byington <carl@five-ten-sg.com>
parents: 5
diff changeset
25 *
b29b39f386a4 adding tn5250 files, native android logging
Carl Byington <carl@five-ten-sg.com>
parents: 5
diff changeset
26 */
b29b39f386a4 adding tn5250 files, native android logging
Carl Byington <carl@five-ten-sg.com>
parents: 5
diff changeset
27 package org.tn5250j.encoding.builtin;
b29b39f386a4 adding tn5250 files, native android logging
Carl Byington <carl@five-ten-sg.com>
parents: 5
diff changeset
28
b29b39f386a4 adding tn5250 files, native android logging
Carl Byington <carl@five-ten-sg.com>
parents: 5
diff changeset
29 import java.util.Arrays;
b29b39f386a4 adding tn5250 files, native android logging
Carl Byington <carl@five-ten-sg.com>
parents: 5
diff changeset
30
b29b39f386a4 adding tn5250 files, native android logging
Carl Byington <carl@five-ten-sg.com>
parents: 5
diff changeset
31 /**
b29b39f386a4 adding tn5250 files, native android logging
Carl Byington <carl@five-ten-sg.com>
parents: 5
diff changeset
32 * Adapter class for converters using 8bit codepages.
112
77ac18bc1b2f cleanup java formatting
Carl Byington <carl@five-ten-sg.com>
parents: 27
diff changeset
33 *
27
b29b39f386a4 adding tn5250 files, native android logging
Carl Byington <carl@five-ten-sg.com>
parents: 5
diff changeset
34 * @author master_jaf
b29b39f386a4 adding tn5250 files, native android logging
Carl Byington <carl@five-ten-sg.com>
parents: 5
diff changeset
35 */
b29b39f386a4 adding tn5250 files, native android logging
Carl Byington <carl@five-ten-sg.com>
parents: 5
diff changeset
36 public abstract class CodepageConverterAdapter implements ICodepageConverter {
112
77ac18bc1b2f cleanup java formatting
Carl Byington <carl@five-ten-sg.com>
parents: 27
diff changeset
37
77ac18bc1b2f cleanup java formatting
Carl Byington <carl@five-ten-sg.com>
parents: 27
diff changeset
38 private char[] codepage = null;
77ac18bc1b2f cleanup java formatting
Carl Byington <carl@five-ten-sg.com>
parents: 27
diff changeset
39 private int[] reverse_codepage = null;
77ac18bc1b2f cleanup java formatting
Carl Byington <carl@five-ten-sg.com>
parents: 27
diff changeset
40
77ac18bc1b2f cleanup java formatting
Carl Byington <carl@five-ten-sg.com>
parents: 27
diff changeset
41 /* (non-Javadoc)
77ac18bc1b2f cleanup java formatting
Carl Byington <carl@five-ten-sg.com>
parents: 27
diff changeset
42 * @see org.tn5250j.cp.ICodepageConverter#init()
77ac18bc1b2f cleanup java formatting
Carl Byington <carl@five-ten-sg.com>
parents: 27
diff changeset
43 */
77ac18bc1b2f cleanup java formatting
Carl Byington <carl@five-ten-sg.com>
parents: 27
diff changeset
44 public ICodepageConverter init() {
77ac18bc1b2f cleanup java formatting
Carl Byington <carl@five-ten-sg.com>
parents: 27
diff changeset
45 codepage = getCodePage();
77ac18bc1b2f cleanup java formatting
Carl Byington <carl@five-ten-sg.com>
parents: 27
diff changeset
46 int size = 0;
77ac18bc1b2f cleanup java formatting
Carl Byington <carl@five-ten-sg.com>
parents: 27
diff changeset
47
77ac18bc1b2f cleanup java formatting
Carl Byington <carl@five-ten-sg.com>
parents: 27
diff changeset
48 for (int i = 0; i < codepage.length; i++) {
77ac18bc1b2f cleanup java formatting
Carl Byington <carl@five-ten-sg.com>
parents: 27
diff changeset
49 size = Math.max(size, codepage[i]);
77ac18bc1b2f cleanup java formatting
Carl Byington <carl@five-ten-sg.com>
parents: 27
diff changeset
50 }
77ac18bc1b2f cleanup java formatting
Carl Byington <carl@five-ten-sg.com>
parents: 27
diff changeset
51
77ac18bc1b2f cleanup java formatting
Carl Byington <carl@five-ten-sg.com>
parents: 27
diff changeset
52 assert(size + 1) < 1024 * 1024; // some kind of maximum size limiter.
77ac18bc1b2f cleanup java formatting
Carl Byington <carl@five-ten-sg.com>
parents: 27
diff changeset
53 reverse_codepage = new int[size + 1];
77ac18bc1b2f cleanup java formatting
Carl Byington <carl@five-ten-sg.com>
parents: 27
diff changeset
54 Arrays.fill(reverse_codepage, '?');
77ac18bc1b2f cleanup java formatting
Carl Byington <carl@five-ten-sg.com>
parents: 27
diff changeset
55
77ac18bc1b2f cleanup java formatting
Carl Byington <carl@five-ten-sg.com>
parents: 27
diff changeset
56 for (int i = 0; i < codepage.length; i++) {
77ac18bc1b2f cleanup java formatting
Carl Byington <carl@five-ten-sg.com>
parents: 27
diff changeset
57 reverse_codepage[codepage[i]] = i;
77ac18bc1b2f cleanup java formatting
Carl Byington <carl@five-ten-sg.com>
parents: 27
diff changeset
58 }
27
b29b39f386a4 adding tn5250 files, native android logging
Carl Byington <carl@five-ten-sg.com>
parents: 5
diff changeset
59
112
77ac18bc1b2f cleanup java formatting
Carl Byington <carl@five-ten-sg.com>
parents: 27
diff changeset
60 return this;
77ac18bc1b2f cleanup java formatting
Carl Byington <carl@five-ten-sg.com>
parents: 27
diff changeset
61 }
77ac18bc1b2f cleanup java formatting
Carl Byington <carl@five-ten-sg.com>
parents: 27
diff changeset
62
77ac18bc1b2f cleanup java formatting
Carl Byington <carl@five-ten-sg.com>
parents: 27
diff changeset
63 /* (non-Javadoc)
77ac18bc1b2f cleanup java formatting
Carl Byington <carl@five-ten-sg.com>
parents: 27
diff changeset
64 * @see org.tn5250j.cp.ICodepageConverter#uni2ebcdic(char)
77ac18bc1b2f cleanup java formatting
Carl Byington <carl@five-ten-sg.com>
parents: 27
diff changeset
65 */
77ac18bc1b2f cleanup java formatting
Carl Byington <carl@five-ten-sg.com>
parents: 27
diff changeset
66 public byte uni2ebcdic(char index) {
77ac18bc1b2f cleanup java formatting
Carl Byington <carl@five-ten-sg.com>
parents: 27
diff changeset
67 assert index < reverse_codepage.length;
77ac18bc1b2f cleanup java formatting
Carl Byington <carl@five-ten-sg.com>
parents: 27
diff changeset
68 return (byte)reverse_codepage[index];
77ac18bc1b2f cleanup java formatting
Carl Byington <carl@five-ten-sg.com>
parents: 27
diff changeset
69 }
77ac18bc1b2f cleanup java formatting
Carl Byington <carl@five-ten-sg.com>
parents: 27
diff changeset
70
77ac18bc1b2f cleanup java formatting
Carl Byington <carl@five-ten-sg.com>
parents: 27
diff changeset
71 /* (non-Javadoc)
77ac18bc1b2f cleanup java formatting
Carl Byington <carl@five-ten-sg.com>
parents: 27
diff changeset
72 * @see org.tn5250j.cp.ICodepageConverter#ebcdic2uni(int)
77ac18bc1b2f cleanup java formatting
Carl Byington <carl@five-ten-sg.com>
parents: 27
diff changeset
73 */
77ac18bc1b2f cleanup java formatting
Carl Byington <carl@five-ten-sg.com>
parents: 27
diff changeset
74 public char ebcdic2uni(int index) {
77ac18bc1b2f cleanup java formatting
Carl Byington <carl@five-ten-sg.com>
parents: 27
diff changeset
75 index = index & 0xFF;
77ac18bc1b2f cleanup java formatting
Carl Byington <carl@five-ten-sg.com>
parents: 27
diff changeset
76 assert index < 256;
77ac18bc1b2f cleanup java formatting
Carl Byington <carl@five-ten-sg.com>
parents: 27
diff changeset
77 return codepage[index];
77ac18bc1b2f cleanup java formatting
Carl Byington <carl@five-ten-sg.com>
parents: 27
diff changeset
78 }
77ac18bc1b2f cleanup java formatting
Carl Byington <carl@five-ten-sg.com>
parents: 27
diff changeset
79
77ac18bc1b2f cleanup java formatting
Carl Byington <carl@five-ten-sg.com>
parents: 27
diff changeset
80 /**
77ac18bc1b2f cleanup java formatting
Carl Byington <carl@five-ten-sg.com>
parents: 27
diff changeset
81 * @return The oringal 8bit codepage.
77ac18bc1b2f cleanup java formatting
Carl Byington <carl@five-ten-sg.com>
parents: 27
diff changeset
82 */
77ac18bc1b2f cleanup java formatting
Carl Byington <carl@five-ten-sg.com>
parents: 27
diff changeset
83 protected abstract char[] getCodePage();
77ac18bc1b2f cleanup java formatting
Carl Byington <carl@five-ten-sg.com>
parents: 27
diff changeset
84
27
b29b39f386a4 adding tn5250 files, native android logging
Carl Byington <carl@five-ten-sg.com>
parents: 5
diff changeset
85 }