Coverage report

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com.ozacc.mail.fetch.impl.sk_jp.io.UnicodeCorrector
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 1  
 /*
 2  
  * @(#) $Id: UnicodeCorrector.java,v 1.1.2.1 2005/01/18 07:20:36 otsuka Exp $
 3  
  * $Revision: 1.1.2.1 $
 4  
  * Copyright (c) 2000 Shin Kinoshita All Rights Reserved.
 5  
  */
 6  
 package com.ozacc.mail.fetch.impl.sk_jp.io;
 7  
 
 8  
 import java.io.UnsupportedEncodingException;
 9  
 import java.util.HashMap;
 10  
 import java.util.Map;
 11  
 
 12  
 /**
 13  
  * UnicodeCorrector.
 14  
  * <p>
 15  
  * CorrectOutputStreamWriter¤ÇÍѤ¤¤é¤?¤?ʸ»úÎó¥Ð¥Ã¥Õ¥¡ÊäÀµ¥¯¥é¥¹¤Ç¤¹¡£<br>
 16  
  * ½ÐÎÏ¥¨¥ó¥³¡¼¥Ç¥£¥ó¥°¤Ë¤è¤Ã¤ÆÊäÀµ¤¹¤Ù¤­Ê¸»ú¥³¡¼¥É¤¬°Û¤Ê¤?¤Î¤Ç¡¢
 17  
  * ¼ÂºÝ¤ÎÊäÀµ½èÍ?¤Ï¥µ¥Ö¥¯¥é¥¹¤Ç¹Ô¤¤¤Þ¤¹¡£<br>
 18  
  *
 19  
  * Âб?¤·¤Æ¤¤¤?¤Î¤Ï°Ê²¼¤Î¥³¥ó¥Ð¡¼¥¿Ì¾¤Ç¤¹¡£
 20  
  * </p>
 21  
  * <UL>
 22  
  * <LI>ISO2022JP
 23  
  * <LI>ISO-2022-JP
 24  
  * <LI>EUC-JP
 25  
  * <LI>EUCJIS
 26  
  * <LI>SJIS
 27  
  * <LI>Shift_JIS
 28  
  * <LI>MS932
 29  
  * <LI>Windows-31J
 30  
  * </UL>
 31  
  * @author Shin
 32  
  * @version $Revision: 1.1.2.1 $ $Date: 2005/01/18 07:20:36 $
 33  
  */
 34  0
 public abstract class UnicodeCorrector {
 35  0
     private static final Map correctorMap = new HashMap();
 36  
     static {
 37  
         // x-sjis-cp932Åù¤Ç¤ª¤«¤·¤¯ÊÑ´¹¤µ¤?¤¿Unicode¤ò¾¤Î¥¨¥ó¥³¡¼¥Ç¥£¥ó¥°¤Ç
 38  
         // ½ÐÎϤ¹¤?¾?¹ç¤Ç¤¹
 39  0
         correctorMap.put("iso2022jp", FromCP932Corrector.class);
 40  0
         correctorMap.put("iso-2022-jp", FromCP932Corrector.class);
 41  0
         correctorMap.put("euc-jp", FromCP932Corrector.class);
 42  0
         correctorMap.put("eucjis", FromCP932Corrector.class);
 43  
         // Ʊ¤¸"SJIS"¤Ç¤âSun¤ÈMS-VM¤Ç¤Ï°Û¤Ê¤ê¤Þ¤¹¡£
 44  
         // Sun-JDK1.1¤ÏSJIS¤Ïx-sjis-jdk-1.1.7¤Ç¡¢MS-VM¤Ïx-sjis-cp932¤Ç¤¹¡£
 45  
         // ¤·¤«¤·¡¢MS-JDKÃæ¤Î¥¯¥é¥¹¥é¥¤¥Ö¥é¥ê¤À¤±¤Ïx-sjis-jdk-1.1.7Á?Åö¤Ë¤Ê¤?¤Î¤Ç
 46  
         // º¤¤Ã¤¿¤â¤Î¤Ç¤¹¡£(¥Õ¥¡¥¤¥?½ñ¤­½Ð¤·Åù¤Î¤È¤­¤Î¤ß¤ª¤«¤·¤¯¤Ê¤?)
 47  
         // ¤³¤?¤ÏWindows¥Í¥¤¥Æ¥£¥Ö¤ÊÊÑ´¹É½¤ÇÀ¸À®¤µ¤?¤¿Unicode¤?
 48  
         // x-sjis-jdk-1.1.7¤Ç½ÐÎϤ¹¤?¤¿¤á¤Î¤â¤Î¤Ç¤¹¡£
 49  0
         correctorMap.put("sjis", FromCP932Corrector.class);
 50  0
         correctorMap.put("shift_jis", FromCP932Corrector.class);
 51  
         // MS-VM¤Ç¥Õ¥¡¥¤¥?½ÐÎϤò¹Ô¤¦¾?¹ç¤Ë¸Â¤ê¡¢¤³¤Á¤é¤Ç¤Ê¤±¤?¤Ð¤Ê¤ê¤Þ¤»¤ó¡£
 52  
         //      correctorMap.put("sjis", ToCP932Corrector.class);
 53  
         // JDK1.2¤«¤é¤ÏWindows¤Î¥Ç¥Õ¥©¥?¥È¤¬"MS932"(x-sjis-cp932Á?Å?)¤È¤Ê¤ê¤Þ¤·¤¿¡£
 54  
         // ¤³¤?¤Ç¡¢Â¾¤Î¥¨¥ó¥³¡¼¥Ç¥£¥ó¥°¤ÇÊÑ´¹¤µ¤?¤¿(Àµ¤·¤¤)Unicode¤¬"ms932"
 55  
         // ¤Ç¤Î½ÐÎÏ»?¤Ë¤ª¤«¤·¤¯¤Ê¤Ã¤Æ¤·¤Þ¤¤¤Þ¤¹¡£
 56  
         // ¤³¤?¤òÊäÀµ¤·¤Þ¤¹¡£
 57  0
         correctorMap.put("ms932", ToCP932Corrector.class);
 58  0
         correctorMap.put("windows-31j", ToCP932Corrector.class);
 59  
     }
 60  
 
 61  
     /**
 62  
      * Create an UnicodeCorrector that uses
 63  
      * the named character encoding.
 64  
      * @param  enc  Name of the encoding to be used
 65  
      * @exception  UnsupportedEncodingException
 66  
      *             If the named encoding is not supported
 67  
      */
 68  
     public static UnicodeCorrector getInstance(String enc)
 69  
             throws UnsupportedEncodingException {
 70  0
         Class correctorClass = (Class)correctorMap.get(enc.toLowerCase());
 71  0
         if (correctorClass == null) {
 72  0
             throw new UnsupportedEncodingException(enc);
 73  
         }
 74  
         try {
 75  0
             return (UnicodeCorrector)correctorClass.newInstance();
 76  0
         } catch (Exception e) {
 77  0
             throw new UnsupportedEncodingException(
 78  0
                     correctorClass + " cannot get newInstance.\n" + e);
 79  
         }
 80  
     }
 81  
 
 82  
     /**
 83  
      * Unicodeʸ»úÇÛÎó¤ÎÊäÀµ¤ò¹Ô¤¤¤Þ¤¹¡£
 84  
      * <p>
 85  
      * ÆÃÄê¤Îʸ»ú¤òÆÃÄ?¥¨¥ó¥³¡¼¥Ç¥£¥ó¥°¤Ç½ÐÎϤ·¤è¤¦¤È¤·¤¿ºÝ¤Î
 86  
      * sun.io¥³¥ó¥Ð¡¼¥¿¤Ç¤ÏÀµ¾?¤ËÊÑ´¹¤Ç¤­¤Ê¤¤Éôʬ¤òÊäÀµ¤·¤Þ¤¹¡£
 87  
      * </p>
 88  
      * @param  cbuf  Buffer of characters
 89  
      * @param  off   Offset from which to start writing characters
 90  
      * @param  len   Number of characters to write
 91  
      * @return Result that corrected.
 92  
      *         Note:Return array is different from <code>cbuf</code>
 93  
      *              in case of different result size.
 94  
      */
 95  
     public char[] correct(class="keyword">char cbuf[], int off, int len) {
 96  0
         StringBuffer buf = new StringBuffer();
 97  0
         for (int i = off; i < len; i++) {
 98  0
             buf.append(correct(cbuf[i]));
 99  
         }
 100  0
         return new String(buf).toCharArray();
 101  
     }
 102  
 
 103  
     public String correct(String s) {
 104  0
         StringBuffer buf = new StringBuffer();
 105  0
         for (int i = 0; i < s.length(); i++) {
 106  0
             buf.append(correct(s.charAt(i)));
 107  
         }
 108  0
         return new String(buf);
 109  
     }
 110  
 
 111  
     // À­Ç½Åª¤Ë¤³¤?¤òabstract¤Ë¤¹¤?¤Î¤Ï¤¿¤á¤é¤Ã¤¿¤¬¡¦¡¦¡¦
 112  
     public abstract char correct(class="keyword">char c);
 113  
 
 114  
     /**
 115  
      * ¿·¤·¤¤UnicodeCorrector¤òÄɲä·¤Þ¤¹¡£
 116  
      * <p>
 117  
      * ¤³¤Î¥½¡¼¥¹¥³¡¼¥É¤òÊѤ¨¤º¤Ë¡¢Æ°Åª¤Ë¿·¤¿¤Ê½ÐÎÏ¥¨¥ó¥³¡¼¥Ç¥£¥ó¥°¤Ë
 118  
      * Âб?¤·¤¿UnicodeCorrector¤òÅÐÏ¿¤·¤¿¤¤¾?¹ç¤ËÍѤ¤¤Þ¤¹¡£
 119  
      * </p>
 120  
      * @param enc Âб?¤¹¤?¥¨¥ó¥³¡¼¥Ç¥£¥ó¥°Ì¾
 121  
      * @param correctorClass UnicodeCorrector¥µ¥Ö¥¯¥é¥¹¤ÎClass¥ª¥Ö¥¸¥§¥¯¥È
 122  
      */
 123  
     public static void addCorrector(String enc, Class correctorClass) {
 124  0
         if (!correctorClass.isInstance(UnicodeCorrector.class)) {
 125  0
             throw new IllegalArgumentException(
 126  0
                     "Corrector is not UnicodeCorrector type.");
 127  
         }
 128  0
         correctorMap.put(enc, correctorClass);
 129  0
     }
 130  
 }

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