| %line | %branch | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| com.ozacc.mail.fetch.impl.sk_jp.io.CharCodeConverter |
|
|
| 1 | /* |
|
| 2 | * Copyright (c) 2003 Shin Kinoshita All Rights Reserved. |
|
| 3 | */ |
|
| 4 | package com.ozacc.mail.fetch.impl.sk_jp.io; |
|
| 5 | ||
| 6 | import java.io.ByteArrayOutputStream; |
|
| 7 | import java.io.UnsupportedEncodingException; |
|
| 8 | ||
| 9 | /** |
|
| 10 | * ʸ»ú´Ø·¸¤Î¥³¥ó¥Ð¡¼¥¿¤Ç¤¹¡£ |
|
| 11 | * °?Éô¥³¡¼¥É¤Î¥ª¥?¥¸¥Ê¥?¤Ï<a href="http://www-cms.phys.s.u-tokyo.ac.jp/~naoki/CIPINTRO/CCGI/kanjicod.html">Japanese Kanji Code</a>¤Ë¤Æ¸ø³«¤µ¤?¤Æ¤¤¤?¤â¤Î¤Ç¤¹¡£ |
|
| 12 | * ¤Þ¤¿¡¢http://www.sk-jp.com/cgi-bin/treebbs.cgi?kako=1&all=644&s=681 |
|
| 13 | * ¤Ë¤Æ YOSI ¤µ¤ó¤¬¸ø³«¤µ¤?¤¿¥³¡¼¥É¤â»²¹Í¤Ë¤·¤Æ¤¤¤Þ¤¹(¤È¤¤¤¦¤«¼Â¼ÁƱ¤¸¤Ç¤¹)¡£ |
|
| 14 | * |
|
| 15 | * @author Shin |
|
| 16 | * @version $Revision: 1.1.2.1 $ $Date: 2005/01/18 07:20:36 $ |
|
| 17 | */ |
|
| 18 | 0 | public class CharCodeConverter { |
| 19 | public static final byte[] SJIS_KANA; |
|
| 20 | static { |
|
| 21 | try { |
|
| 22 | // Á´³Ñ¤Ø¤ÎÊÑ´¹¥Æ¡¼¥Ö¥? |
|
| 23 | 0 | SJIS_KANA = "¡£¡Ö¡×¡¢¡¦¥ò¥¡¥£¥¥¥§¥©¥ã¥å¥ç¥Ã¡¼¥¢¥¤¥¦¥¨¥ª¥«¥¥¯¥±¥³¥µ¥·¥¹¥»¥½¥¿¥Á¥Ä¥Æ¥È¥Ê¥Ë¥Ì¥Í¥Î¥Ï¥Ò¥Õ¥Ø¥Û¥Þ¥ß¥à¥á¥â¥ä¥æ¥è¥é¥?¥?¥?¥úÁ?¥ó¡«¡¬".getBytes("Shift_JIS"); |
| 24 | 0 | } catch (UnsupportedEncodingException e) { |
| 25 | 0 | throw new RuntimeException("CANT HAPPEN"); |
| 26 | } |
|
| 27 | } |
|
| 28 | ||
| 29 | /** |
|
| 30 | * Shift_JIS ¥¨¥ó¥³¡¼¥Ç¥£¥ó¥°¥¹¥¡¼¥à¤Ë´ð¤Å¤¯¥Ð¥¤¥ÈÎó¤? |
|
| 31 | * ISO-2022-JP ¥¨¥ó¥³¡¼¥Ç¥£¥ó¥°¥¹¥¡¼¥à¤ËÊÑ´¹¤·¤Þ¤¹¡£ |
|
| 32 | * ¡ÖȾ³Ñ¥«¥Ê¡×¤ÏÂб?¤¹¤?Á´³Ñʸ»ú¤ËÊÑ´¹¤·¤Þ¤¹¡£ |
|
| 33 | */ |
|
| 34 | public static byte[] sjisToJis(byte[] sjisBytes) { |
|
| 35 | 0 | ByteArrayOutputStream out = new ByteArrayOutputStream(); |
| 36 | 0 | boolean nonAscii = false; |
| 37 | 0 | int len = sjisBytes.length; |
| 38 | 0 | for (int i = 0; i < len; i++ ) { |
| 39 | 0 | if (sjisBytes[i] >= 0) { |
| 40 | 0 | if (nonAscii) { |
| 41 | 0 | nonAscii = false; |
| 42 | 0 | out.write(0x1b); |
| 43 | 0 | out.write('('); |
| 44 | 0 | out.write('B'); |
| 45 | } |
|
| 46 | 0 | out.write(sjisBytes[i]); |
| 47 | } else { |
|
| 48 | 0 | if (!nonAscii) { |
| 49 | 0 | nonAscii = true; |
| 50 | 0 | out.write(0x1b); |
| 51 | 0 | out.write('$'); |
| 52 | 0 | out.write('B'); |
| 53 | } |
|
| 54 | 0 | int b = sjisBytes[i] & 0xff; |
| 55 | 0 | if (b >= 0xa1 && b <= 0xdf) { |
| 56 | // Ⱦ³Ñ¥«¥Ê¤ÏÁ´³Ñ¤ËÊÑ´¹ |
|
| 57 | 0 | int kanaIndex = (b - 0xA1) * 2; |
| 58 | 0 | sjisToJis(out, SJIS_KANA[kanaIndex], SJIS_KANA[kanaIndex + 1]); |
| 59 | } else { |
|
| 60 | 0 | i++; |
| 61 | 0 | if (i == len) break; |
| 62 | 0 | sjisToJis(out, sjisBytes[i - 1], sjisBytes[i]); |
| 63 | } |
|
| 64 | } |
|
| 65 | } |
|
| 66 | 0 | if (nonAscii) { |
| 67 | 0 | out.write(0x1b); |
| 68 | 0 | out.write('('); |
| 69 | 0 | out.write('B'); |
| 70 | } |
|
| 71 | 0 | return out.toByteArray(); |
| 72 | } |
|
| 73 | /** |
|
| 74 | * £±Ê¸»ú¤Î£²¥Ð¥¤¥È Shift_JIS ¥³¡¼¥É¤? JIS ¥³¡¼¥É¤ËÊÑ´¹¤·¤Æ½ñ¤½Ð¤·¤Þ¤¹¡£ |
|
| 75 | */ |
|
| 76 | private static void sjisToJis( |
|
| 77 | ByteArrayOutputStream out, byte bh, byte bl) { |
|
| 78 | 0 | int h = (bh << 1) & 0xFF; |
| 79 | 0 | int l = bl & 0xFF; |
| 80 | 0 | if (l < 0x9F) { |
| 81 | 0 | if (h < 0x3F) h += 0x1F; else h -= 0x61; |
| 82 | 0 | if (l > 0x7E) l -= 0x20; else l -= 0x1F; |
| 83 | } else { |
|
| 84 | 0 | if (h < 0x3F) h += 0x20; else h -= 0x60; |
| 85 | 0 | l -= 0x7E; |
| 86 | } |
|
| 87 | 0 | out.write(h); |
| 88 | 0 | out.write(l); |
| 89 | 0 | } |
| 90 | ||
| 91 | /** |
|
| 92 | * ÇÛÎó¤Ï¥?¥¤¥É¥¥ã¥é¥¯¥¿¤Î¶³¦¤Ë¤Ê¤¤¤³¤È¤òÁ°Äó¤È¤·¤Æ¤¤¤Þ¤¹¡£ |
|
| 93 | * ¤Þ¤¿¡¢¥¨¥¹¥±¡¼¥×¥·¡¼¥±¥ó¥¹¤¬Å¬Àڤ˴ޤޤ?¤?¤³¤È¤âÁ°Äó¤Ç¤¹¡£ |
|
| 94 | * ¥¨¥¹¥±¡¼¥×¥·¡¼¥±¥ó¥¹¤¬"(B"/"$B"°Ê³°¤Î¾?¹ç¤Ï̵»?¤·¤Þ¤¹¡£ |
|
| 95 | */ |
|
| 96 | public byte[] jisTosjis(byte[] jisBytes) { |
|
| 97 | 0 | ByteArrayOutputStream out = new ByteArrayOutputStream(); |
| 98 | 0 | boolean nonAscii = false; |
| 99 | 0 | boolean kana = false; |
| 100 | 0 | int len = jisBytes.length; |
| 101 | 0 | for (int i = 0; i < len; i++) { |
| 102 | 0 | if (jisBytes[i] == 0x1b) { |
| 103 | 0 | if (i + 2 >= len) break; |
| 104 | 0 | if (jisBytes[i + 1] == '$' && jisBytes[i + 2] == 'B') { |
| 105 | 0 | nonAscii = true; |
| 106 | 0 | i += 2; |
| 107 | 0 | } else if (jisBytes[i + 1] == '(' && jisBytes[i + 2] == 'I') { |
| 108 | 0 | kana = true; |
| 109 | 0 | i += 2; |
| 110 | 0 | } else if (jisBytes[i + 1] == '(' && jisBytes[i + 2] == 'B') { |
| 111 | 0 | nonAscii = false; |
| 112 | 0 | kana = false; |
| 113 | 0 | i += 2; |
| 114 | } else { |
|
| 115 | // illegal sequence ¤ÏÅöÌÌ̵»? |
|
| 116 | 0 | nonAscii = false; |
| 117 | 0 | kana = false; |
| 118 | } |
|
| 119 | 0 | continue; |
| 120 | } |
|
| 121 | 0 | if (jisBytes[i] == 0x0e) { // SO |
| 122 | 0 | kana = true; |
| 123 | 0 | continue; |
| 124 | } |
|
| 125 | 0 | if (jisBytes[i] == 0x0f) { // SI |
| 126 | 0 | kana = false; |
| 127 | 0 | continue; |
| 128 | } |
|
| 129 | 0 | if (kana) { |
| 130 | 0 | out.write(jisBytes[i] | 0x80); |
| 131 | 0 | } else if (nonAscii) { |
| 132 | 0 | i++; |
| 133 | 0 | if (i == jisBytes.length) break; |
| 134 | 0 | jisToSjis(out, jisBytes[i - 1], jisBytes[i]); |
| 135 | } else { |
|
| 136 | 0 | out.write(jisBytes[i]); |
| 137 | } |
|
| 138 | } |
|
| 139 | 0 | return out.toByteArray(); |
| 140 | } |
|
| 141 | /** |
|
| 142 | * £±Ê¸»ú¤Î£²¥Ð¥¤¥È JIS ¥³¡¼¥É¤? Shift_JIS ¤ËÊÑ´¹¤·¤Æ½ñ¤½Ð¤·¤Þ¤¹¡£ |
|
| 143 | */ |
|
| 144 | private static void jisToSjis( |
|
| 145 | ByteArrayOutputStream out, byte bh, byte bl) { |
|
| 146 | 0 | int h = bh & 0xFF; |
| 147 | 0 | int l = bl & 0xFF; |
| 148 | 0 | if ((h & 0x01) > 0) { |
| 149 | 0 | h >>= 1; |
| 150 | 0 | if (h < 0x2F) h += 0x71; else h -= 0x4F; |
| 151 | 0 | if (l > 0x5F) l += 0x20; else l += 0x1F; |
| 152 | } else { |
|
| 153 | 0 | h >>= 1; |
| 154 | 0 | if (h < 0x2F) h += 0x70; else h -= 0x50; |
| 155 | 0 | l += 0x7E; |
| 156 | } |
|
| 157 | 0 | out.write(h); |
| 158 | 0 | out.write(l); |
| 159 | 0 | } |
| 160 | } |
| This report is generated by jcoverage, Maven and Maven JCoverage Plugin. |