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package org.apache.catalina.util;
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: 1.3 $ $Date: 2007/05/05 05:32:30 $
* @author TAMURA Kent <kent@trl.ibm.co.jp>
*/
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());
}
}
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