A convenience class which handles conversions between MIME charset names and Java encoding names. : MIME « Network Protocol « Java

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Java » Network Protocol » MIMEScreenshots 
A convenience class which handles conversions between MIME charset names and Java encoding names.
 


import java.util.*;

/**
 * MIME2Java is a convenience class which handles conversions between MIME charset names
 * and Java encoding names.
 * <p>The supported XML encodings are the intersection of XML-supported code sets and those
 * supported in JDK 1.1.
 * <p>MIME charset names are used on <var>xmlEncoding</var> parameters to methods such
 * as <code>TXDocument#setEncoding</code> and <code>DTD#setEncoding</code>.
 * <p>Java encoding names are used on <var>encoding</var> parameters to
 * methods such as <code>TXDocument#printWithFormat</code> and <code>DTD#printExternal</code>.
 * <P>
 * <TABLE BORDER="0" WIDTH="100%">
 *  <TR>
 *      <TD WIDTH="33%">
 *          <P ALIGN="CENTER"><B>Common Name</B>
 *      </TD>
 *      <TD WIDTH="15%">
 *          <P ALIGN="CENTER"><B>Use this name in XML files</B>
 *      </TD>
 *      <TD WIDTH="12%">
 *          <P ALIGN="CENTER"><B>Name Type</B>
 *      </TD>
 *      <TD WIDTH="31%">
 *          <P ALIGN="CENTER"><B>Xerces converts to this Java Encoder Name</B>
 *      </TD>
 *  </TR>
 *  <TR>
 *      <TD WIDTH="33%">8 bit Unicode</TD>
 *      <TD WIDTH="15%">
 *          <P ALIGN="CENTER">UTF-8
 *      </TD>
 *      <TD WIDTH="12%">
 *          <P ALIGN="CENTER">IANA
 *      </TD>
 *      <TD WIDTH="31%">
 *          <P ALIGN="CENTER">UTF8
 *      </TD>
 *  </TR>
 *  <TR>
 *      <TD WIDTH="33%">ISO Latin 1</TD>
 *      <TD WIDTH="15%">
 *          <P ALIGN="CENTER">ISO-8859-1
 *      </TD>
 *      <TD WIDTH="12%">
 *          <P ALIGN="CENTER">MIME
 *      </TD>
 *      <TD WIDTH="31%">
 *          <P ALIGN="CENTER">ISO-8859-1
 *      </TD>
 *  </TR>
 *  <TR>
 *      <TD WIDTH="33%">ISO Latin 2</TD>
 *      <TD WIDTH="15%">
 *          <P ALIGN="CENTER">ISO-8859-2
 *      </TD>
 *      <TD WIDTH="12%">
 *          <P ALIGN="CENTER">MIME
 *      </TD>
 *      <TD WIDTH="31%">
 *          <P ALIGN="CENTER">ISO-8859-2
 *      </TD>
 *  </TR>
 *  <TR>
 *      <TD WIDTH="33%">ISO Latin 3</TD>
 *      <TD WIDTH="15%">
 *          <P ALIGN="CENTER">ISO-8859-3
 *      </TD>
 *      <TD WIDTH="12%">
 *          <P ALIGN="CENTER">MIME
 *      </TD>
 *      <TD WIDTH="31%">
 *          <P ALIGN="CENTER">ISO-8859-3
 *      </TD>
 *  </TR>
 *  <TR>
 *      <TD WIDTH="33%">ISO Latin 4</TD>
 *      <TD WIDTH="15%">
 *          <P ALIGN="CENTER">ISO-8859-4
 *      </TD>
 *      <TD WIDTH="12%">
 *          <P ALIGN="CENTER">MIME
 *      </TD>
 *      <TD WIDTH="31%">
 *          <P ALIGN="CENTER">ISO-8859-4
 *      </TD>
 *  </TR>
 *  <TR>
 *      <TD WIDTH="33%">ISO Latin Cyrillic</TD>
 *      <TD WIDTH="15%">
 *          <P ALIGN="CENTER">ISO-8859-5
 *      </TD>
 *      <TD WIDTH="12%">
 *          <P ALIGN="CENTER">MIME
 *      </TD>
 *      <TD WIDTH="31%">
 *          <P ALIGN="CENTER">ISO-8859-5
 *      </TD>
 *  </TR>
 *  <TR>
 *      <TD WIDTH="33%">ISO Latin Arabic</TD>
 *      <TD WIDTH="15%">
 *          <P ALIGN="CENTER">ISO-8859-6
 *      </TD>
 *      <TD WIDTH="12%">
 *          <P ALIGN="CENTER">MIME
 *      </TD>
 *      <TD WIDTH="31%">
 *          <P ALIGN="CENTER">ISO-8859-6
 *      </TD>
 *  </TR>
 *  <TR>
 *      <TD WIDTH="33%">ISO Latin Greek</TD>
 *      <TD WIDTH="15%">
 *          <P ALIGN="CENTER">ISO-8859-7
 *      </TD>
 *      <TD WIDTH="12%">
 *          <P ALIGN="CENTER">MIME
 *      </TD>
 *      <TD WIDTH="31%">
 *          <P ALIGN="CENTER">ISO-8859-7
 *      </TD>
 *  </TR>
 *  <TR>
 *      <TD WIDTH="33%">ISO Latin Hebrew</TD>
 *      <TD WIDTH="15%">
 *          <P ALIGN="CENTER">ISO-8859-8
 *      </TD>
 *      <TD WIDTH="12%">
 *          <P ALIGN="CENTER">MIME
 *      </TD>
 *      <TD WIDTH="31%">
 *          <P ALIGN="CENTER">ISO-8859-8
 *      </TD>
 *  </TR>
 *  <TR>
 *      <TD WIDTH="33%">ISO Latin 5</TD>
 *      <TD WIDTH="15%">
 *          <P ALIGN="CENTER">ISO-8859-9
 *      </TD>
 *      <TD WIDTH="12%">
 *          <P ALIGN="CENTER">MIME
 *      </TD>
 *      <TD WIDTH="31%">
 *          <P ALIGN="CENTER">ISO-8859-9
 *      </TD>
 *  </TR>
 *  <TR>
 *      <TD WIDTH="33%">EBCDIC: US</TD>
 *      <TD WIDTH="15%">
 *          <P ALIGN="CENTER">ebcdic-cp-us
 *      </TD>
 *      <TD WIDTH="12%">
 *          <P ALIGN="CENTER">IANA
 *      </TD>
 *      <TD WIDTH="31%">
 *          <P ALIGN="CENTER">cp037
 *      </TD>
 *  </TR>
 *  <TR>
 *      <TD WIDTH="33%">EBCDIC: Canada</TD>
 *      <TD WIDTH="15%">
 *          <P ALIGN="CENTER">ebcdic-cp-ca
 *      </TD>
 *      <TD WIDTH="12%">
 *          <P ALIGN="CENTER">IANA
 *      </TD>
 *      <TD WIDTH="31%">
 *          <P ALIGN="CENTER">cp037
 *      </TD>
 *  </TR>
 *  <TR>
 *      <TD WIDTH="33%">EBCDIC: Netherlands</TD>
 *      <TD WIDTH="15%">
 *          <P ALIGN="CENTER">ebcdic-cp-nl
 *      </TD>
 *      <TD WIDTH="12%">
 *          <P ALIGN="CENTER">IANA
 *      </TD>
 *      <TD WIDTH="31%">
 *          <P ALIGN="CENTER">cp037
 *      </TD>
 *  </TR>
 *  <TR>
 *      <TD WIDTH="33%">EBCDIC: Denmark</TD>
 *      <TD WIDTH="15%">
 *          <P ALIGN="CENTER">ebcdic-cp-dk
 *      </TD>
 *      <TD WIDTH="12%">
 *          <P ALIGN="CENTER">IANA
 *      </TD>
 *      <TD WIDTH="31%">
 *          <P ALIGN="CENTER">cp277
 *      </TD>
 *  </TR>
 *  <TR>
 *      <TD WIDTH="33%">EBCDIC: Norway</TD>
 *      <TD WIDTH="15%">
 *          <P ALIGN="CENTER">ebcdic-cp-no
 *      </TD>
 *      <TD WIDTH="12%">
 *          <P ALIGN="CENTER">IANA
 *      </TD>
 *      <TD WIDTH="31%">
 *          <P ALIGN="CENTER">cp277
 *      </TD>
 *  </TR>
 *  <TR>
 *      <TD WIDTH="33%">EBCDIC: Finland</TD>
 *      <TD WIDTH="15%">
 *          <P ALIGN="CENTER">ebcdic-cp-fi
 *      </TD>
 *      <TD WIDTH="12%">
 *          <P ALIGN="CENTER">IANA
 *      </TD>
 *      <TD WIDTH="31%">
 *          <P ALIGN="CENTER">cp278
 *      </TD>
 *  </TR>
 *  <TR>
 *      <TD WIDTH="33%">EBCDIC: Sweden</TD>
 *      <TD WIDTH="15%">
 *          <P ALIGN="CENTER">ebcdic-cp-se
 *      </TD>
 *      <TD WIDTH="12%">
 *          <P ALIGN="CENTER">IANA
 *      </TD>
 *      <TD WIDTH="31%">
 *          <P ALIGN="CENTER">cp278
 *      </TD>
 *  </TR>
 *  <TR>
 *      <TD WIDTH="33%">EBCDIC: Italy</TD>
 *      <TD WIDTH="15%">
 *          <P ALIGN="CENTER">ebcdic-cp-it
 *      </TD>
 *      <TD WIDTH="12%">
 *          <P ALIGN="CENTER">IANA
 *      </TD>
 *      <TD WIDTH="31%">
 *          <P ALIGN="CENTER">cp280
 *      </TD>
 *  </TR>
 *  <TR>
 *      <TD WIDTH="33%">EBCDIC: Spain, Latin America</TD>
 *      <TD WIDTH="15%">
 *          <P ALIGN="CENTER">ebcdic-cp-es
 *      </TD>
 *      <TD WIDTH="12%">
 *          <P ALIGN="CENTER">IANA
 *      </TD>
 *      <TD WIDTH="31%">
 *          <P ALIGN="CENTER">cp284
 *      </TD>
 *  </TR>
 *  <TR>
 *      <TD WIDTH="33%">EBCDIC: Great Britain</TD>
 *      <TD WIDTH="15%">
 *          <P ALIGN="CENTER">ebcdic-cp-gb
 *      </TD>
 *      <TD WIDTH="12%">
 *          <P ALIGN="CENTER">IANA
 *      </TD>
 *      <TD WIDTH="31%">
 *          <P ALIGN="CENTER">cp285
 *      </TD>
 *  </TR>
 *  <TR>
 *      <TD WIDTH="33%">EBCDIC: France</TD>
 *      <TD WIDTH="15%">
 *          <P ALIGN="CENTER">ebcdic-cp-fr
 *      </TD>
 *      <TD WIDTH="12%">
 *          <P ALIGN="CENTER">IANA
 *      </TD>
 *      <TD WIDTH="31%">
 *          <P ALIGN="CENTER">cp297
 *      </TD>
 *  </TR>
 *  <TR>
 *      <TD WIDTH="33%">EBCDIC: Arabic</TD>
 *      <TD WIDTH="15%">
 *          <P ALIGN="CENTER">ebcdic-cp-ar1
 *      </TD>
 *      <TD WIDTH="12%">
 *          <P ALIGN="CENTER">IANA
 *      </TD>
 *      <TD WIDTH="31%">
 *          <P ALIGN="CENTER">cp420
 *      </TD>
 *  </TR>
 *  <TR>
 *      <TD WIDTH="33%">EBCDIC: Hebrew</TD>
 *      <TD WIDTH="15%">
 *          <P ALIGN="CENTER">ebcdic-cp-he
 *      </TD>
 *      <TD WIDTH="12%">
 *          <P ALIGN="CENTER">IANA
 *      </TD>
 *      <TD WIDTH="31%">
 *          <P ALIGN="CENTER">cp424
 *      </TD>
 *  </TR>
 *  <TR>
 *      <TD WIDTH="33%">EBCDIC: Switzerland</TD>
 *      <TD WIDTH="15%">
 *          <P ALIGN="CENTER">ebcdic-cp-ch
 *      </TD>
 *      <TD WIDTH="12%">
 *          <P ALIGN="CENTER">IANA
 *      </TD>
 *      <TD WIDTH="31%">
 *          <P ALIGN="CENTER">cp500
 *      </TD>
 *  </TR>
 *  <TR>
 *      <TD WIDTH="33%">EBCDIC: Roece</TD>
 *      <TD WIDTH="15%">
 *          <P ALIGN="CENTER">ebcdic-cp-roece
 *      </TD>
 *      <TD WIDTH="12%">
 *          <P ALIGN="CENTER">IANA
 *      </TD>
 *      <TD WIDTH="31%">
 *          <P ALIGN="CENTER">cp870
 *      </TD>
 *  </TR>
 *  <TR>
 *      <TD WIDTH="33%">EBCDIC: Yogoslavia</TD>
 *      <TD WIDTH="15%">
 *          <P ALIGN="CENTER">ebcdic-cp-yu
 *      </TD>
 *      <TD WIDTH="12%">
 *          <P ALIGN="CENTER">IANA
 *      </TD>
 *      <TD WIDTH="31%">
 *          <P ALIGN="CENTER">cp870
 *      </TD>
 *  </TR>
 *  <TR>
 *      <TD WIDTH="33%">EBCDIC: Iceland</TD>
 *      <TD WIDTH="15%">
 *          <P ALIGN="CENTER">ebcdic-cp-is
 *      </TD>
 *      <TD WIDTH="12%">
 *          <P ALIGN="CENTER">IANA
 *      </TD>
 *      <TD WIDTH="31%">
 *          <P ALIGN="CENTER">cp871
 *      </TD>
 *  </TR>
 *  <TR>
 *      <TD WIDTH="33%">EBCDIC: Urdu</TD>
 *      <TD WIDTH="15%">
 *          <P ALIGN="CENTER">ebcdic-cp-ar2
 *      </TD>
 *      <TD WIDTH="12%">
 *          <P ALIGN="CENTER">IANA
 *      </TD>
 *      <TD WIDTH="31%">
 *          <P ALIGN="CENTER">cp918
 *      </TD>
 *  </TR>
 *  <TR>
 *      <TD WIDTH="33%">Chinese for PRC, mixed 1/2 byte</TD>
 *      <TD WIDTH="15%">
 *          <P ALIGN="CENTER">gb2312
 *      </TD>
 *      <TD WIDTH="12%">
 *          <P ALIGN="CENTER">MIME
 *      </TD>
 *      <TD WIDTH="31%">
 *          <P ALIGN="CENTER">GB2312
 *      </TD>
 *  </TR>
 *  <TR>
 *      <TD WIDTH="33%">Extended Unix Code, packed for Japanese</TD>
 *      <TD WIDTH="15%">
 *          <P ALIGN="CENTER">euc-jp
 *      </TD>
 *      <TD WIDTH="12%">
 *          <P ALIGN="CENTER">MIME
 *      </TD>
 *      <TD WIDTH="31%">
 *          <P ALIGN="CENTER">eucjis
 *      </TD>
 *  </TR>
 *  <TR>
 *      <TD WIDTH="33%">Japanese: iso-2022-jp</TD>
 *      <TD WIDTH="15%">
 *          <P ALIGN="CENTER">iso-2020-jp
 *      </TD>
 *      <TD WIDTH="12%">
 *          <P ALIGN="CENTER">MIME
 *      </TD>
 *      <TD WIDTH="31%">
 *          <P ALIGN="CENTER">JIS
 *      </TD>
 *  </TR>
 *  <TR>
 *      <TD WIDTH="33%">Japanese: Shift JIS</TD>
 *      <TD WIDTH="15%">
 *          <P ALIGN="CENTER">Shift_JIS
 *      </TD>
 *      <TD WIDTH="12%">
 *          <P ALIGN="CENTER">MIME
 *      </TD>
 *      <TD WIDTH="31%">
 *          <P ALIGN="CENTER">SJIS
 *      </TD>
 *  </TR>
 *  <TR>
 *      <TD WIDTH="33%">Chinese: Big5</TD>
 *      <TD WIDTH="15%">
 *          <P ALIGN="CENTER">Big5
 *      </TD>
 *      <TD WIDTH="12%">
 *          <P ALIGN="CENTER">MIME
 *      </TD>
 *      <TD WIDTH="31%">
 *          <P ALIGN="CENTER">Big5
 *      </TD>
 *  </TR>
 *  <TR>
 *      <TD WIDTH="33%">Extended Unix Code, packed for Korean</TD>
 *      <TD WIDTH="15%">
 *          <P ALIGN="CENTER">euc-kr
 *      </TD>
 *      <TD WIDTH="12%">
 *          <P ALIGN="CENTER">MIME
 *      </TD>
 *      <TD WIDTH="31%">
 *          <P ALIGN="CENTER">iso2022kr
 *      </TD>
 *  </TR>
 *  <TR>
 *      <TD WIDTH="33%">Cyrillic</TD>
 *      <TD WIDTH="15%">
 *          <P ALIGN="CENTER">koi8-r
 *      </TD>
 *      <TD WIDTH="12%">
 *          <P ALIGN="CENTER">MIME
 *      </TD>
 *      <TD WIDTH="31%">
 *          <P ALIGN="CENTER">koi8-r
 *      </TD>
 *  </TR>
 * </TABLE>
 *
 @version $Revision: 515 $ $Date: 2008-03-17 22:02:23 +0100 (Mon, 17 Mar 2008) $
 @author TAMURA Kent &lt;kent@trl.ibm.co.jp&gt;
 */
public class MIME2Java {

    static private Hashtable s_enchash;
    static private Hashtable s_revhash;

    static {
        s_enchash = new Hashtable();
        //    <preferred MIME name>, <Java encoding name>
        s_enchash.put("UTF-8""UTF8");
        s_enchash.put("US-ASCII",        "8859_1");    // ?
        s_enchash.put("ISO-8859-1",      "8859_1");
        s_enchash.put("ISO-8859-2",      "8859_2");
        s_enchash.put("ISO-8859-3",      "8859_3");
        s_enchash.put("ISO-8859-4",      "8859_4");
        s_enchash.put("ISO-8859-5",      "8859_5");
        s_enchash.put("ISO-8859-6",      "8859_6");
        s_enchash.put("ISO-8859-7",      "8859_7");
        s_enchash.put("ISO-8859-8",      "8859_8");
        s_enchash.put("ISO-8859-9",      "8859_9");
        s_enchash.put("ISO-2022-JP",     "JIS");
        s_enchash.put("SHIFT_JIS",       "SJIS");
        s_enchash.put("EUC-JP",          "EUCJIS");
        s_enchash.put("GB2312",          "GB2312");
        s_enchash.put("BIG5",            "Big5");
        s_enchash.put("EUC-KR",          "KSC5601");
        s_enchash.put("ISO-2022-KR",     "ISO2022KR");
        s_enchash.put("KOI8-R",          "KOI8_R");

        s_enchash.put("EBCDIC-CP-US",    "CP037");
        s_enchash.put("EBCDIC-CP-CA",    "CP037");
        s_enchash.put("EBCDIC-CP-NL",    "CP037");
        s_enchash.put("EBCDIC-CP-DK",    "CP277");
        s_enchash.put("EBCDIC-CP-NO",    "CP277");
        s_enchash.put("EBCDIC-CP-FI",    "CP278");
        s_enchash.put("EBCDIC-CP-SE",    "CP278");
        s_enchash.put("EBCDIC-CP-IT",    "CP280");
        s_enchash.put("EBCDIC-CP-ES",    "CP284");
        s_enchash.put("EBCDIC-CP-GB",    "CP285");
        s_enchash.put("EBCDIC-CP-FR",    "CP297");
        s_enchash.put("EBCDIC-CP-AR1",   "CP420");
        s_enchash.put("EBCDIC-CP-HE",    "CP424");
        s_enchash.put("EBCDIC-CP-CH",    "CP500");
        s_enchash.put("EBCDIC-CP-ROECE""CP870");
        s_enchash.put("EBCDIC-CP-YU",    "CP870");
        s_enchash.put("EBCDIC-CP-IS",    "CP871");
        s_enchash.put("EBCDIC-CP-AR2",   "CP918");

                                                // j:CNS11643 -> EUC-TW?
                                                // ISO-2022-CN? ISO-2022-CN-EXT?

        s_revhash = new Hashtable();
        //    <Java encoding name>, <preferred MIME name>
        s_revhash.put("UTF8""UTF-8");
        //s_revhash.put("8859_1", "US-ASCII");    // ?
        s_revhash.put("8859_1""ISO-8859-1");
        s_revhash.put("8859_2""ISO-8859-2");
        s_revhash.put("8859_3""ISO-8859-3");
        s_revhash.put("8859_4""ISO-8859-4");
        s_revhash.put("8859_5""ISO-8859-5");
        s_revhash.put("8859_6""ISO-8859-6");
        s_revhash.put("8859_7""ISO-8859-7");
        s_revhash.put("8859_8""ISO-8859-8");
        s_revhash.put("8859_9""ISO-8859-9");
        s_revhash.put("JIS""ISO-2022-JP");
        s_revhash.put("SJIS""Shift_JIS");
        s_revhash.put("EUCJIS""EUC-JP");
        s_revhash.put("GB2312""GB2312");
        s_revhash.put("BIG5""Big5");
        s_revhash.put("KSC5601""EUC-KR");
        s_revhash.put("ISO2022KR""ISO-2022-KR");
        s_revhash.put("KOI8_R""KOI8-R");

        s_revhash.put("CP037""EBCDIC-CP-US");
        s_revhash.put("CP037""EBCDIC-CP-CA");
        s_revhash.put("CP037""EBCDIC-CP-NL");
        s_revhash.put("CP277""EBCDIC-CP-DK");
        s_revhash.put("CP277""EBCDIC-CP-NO");
        s_revhash.put("CP278""EBCDIC-CP-FI");
        s_revhash.put("CP278""EBCDIC-CP-SE");
        s_revhash.put("CP280""EBCDIC-CP-IT");
        s_revhash.put("CP284""EBCDIC-CP-ES");
        s_revhash.put("CP285""EBCDIC-CP-GB");
        s_revhash.put("CP297""EBCDIC-CP-FR");
        s_revhash.put("CP420""EBCDIC-CP-AR1");
        s_revhash.put("CP424""EBCDIC-CP-HE");
        s_revhash.put("CP500""EBCDIC-CP-CH");
        s_revhash.put("CP870""EBCDIC-CP-ROECE");
        s_revhash.put("CP870""EBCDIC-CP-YU");
        s_revhash.put("CP871""EBCDIC-CP-IS");
        s_revhash.put("CP918""EBCDIC-CP-AR2");
    }

    private MIME2Java() {
    }

    /**
     * Convert a MIME charset name, also known as an XML encoding name, to a Java encoding name.
     @param   mimeCharsetName Case insensitive MIME charset name: <code>UTF-8, US-ASCII, ISO-8859-1,
     *                          ISO-8859-2, ISO-8859-3, ISO-8859-4, ISO-8859-5, ISO-8859-6,
     *                          ISO-8859-7, ISO-8859-8, ISO-8859-9, ISO-2022-JP, Shift_JIS,
     *                          EUC-JP, GB2312, Big5, EUC-KR, ISO-2022-KR, KOI8-R,
     *                          EBCDIC-CP-US, EBCDIC-CP-CA, EBCDIC-CP-NL, EBCDIC-CP-DK,
     *                          EBCDIC-CP-NO, EBCDIC-CP-FI, EBCDIC-CP-SE, EBCDIC-CP-IT,
     *                          EBCDIC-CP-ES, EBCDIC-CP-GB, EBCDIC-CP-FR, EBCDIC-CP-AR1,
     *                          EBCDIC-CP-HE, EBCDIC-CP-CH, EBCDIC-CP-ROECE, EBCDIC-CP-YU,
     *                          EBCDIC-CP-IS and EBCDIC-CP-AR2</code>.
     @return                  Java encoding name, or <var>null</var> if <var>mimeCharsetName</var>
     *                          is unknown.
     @see #reverse
     */
    public static String convert(String mimeCharsetName) {
        return (String)s_enchash.get(mimeCharsetName.toUpperCase());
    }

    /**
     * Convert a Java encoding name to MIME charset name.
     * Available values of <i>encoding</i> are "UTF8", "8859_1", "8859_2", "8859_3", "8859_4",
     * "8859_5", "8859_6", "8859_7", "8859_8", "8859_9", "JIS", "SJIS", "EUCJIS",
     * "GB2312", "BIG5", "KSC5601", "ISO2022KR",  "KOI8_R", "CP037", "CP277", "CP278",
     * "CP280", "CP284", "CP285", "CP297", "CP420", "CP424", "CP500", "CP870", "CP871" and "CP918".
     @param   encoding    Case insensitive Java encoding name: <code>UTF8, 8859_1, 8859_2, 8859_3,
     *                      8859_4, 8859_5, 8859_6, 8859_7, 8859_8, 8859_9, JIS, SJIS, EUCJIS,
     *                      GB2312, BIG5, KSC5601, ISO2022KR, KOI8_R, CP037, CP277, CP278,
     *                      CP280, CP284, CP285, CP297, CP420, CP424, CP500, CP870, CP871
     *                      and CP918</code>.
     @return              MIME charset name, or <var>null</var> if <var>encoding</var> is unknown.
     @see #convert
     */
    public static String reverse(String encoding) {
        return (String)s_revhash.get(encoding.toUpperCase());
    }
}

   
  
Related examples in the same category
1. MIME type mappings
2. A utility class, which provides some MIME related application logic.
3. HTTP MIME Response
4. MIME types to use for various requests
5. Known mime types
6. Declaring MIME types to use for various requests and provide utility manipulation methods
7. Map file extensions to MIME types. Based on the Apache mime.types file
8. Frequently used MIME types
9. Print MIME header
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