| /* Copyright (C) 2000 Free Software Foundation |
| |
| This file is part of libgcj. |
| |
| This software is copyrighted work licensed under the terms of the |
| Libgcj License. Please consult the file "LIBGCJ_LICENSE" for |
| details. */ |
| |
| /* This is a base class that handles aliasing issues for |
| UnicodeToBytes to BytesToUnicode. */ |
| |
| package gnu.gcj.convert; |
| |
| import java.util.Hashtable; |
| |
| public abstract class IOConverter |
| { |
| // Map encoding aliases to our canonical form. |
| static private Hashtable hash = new Hashtable (); |
| |
| // True if we have to do byte-order conversions on iconv() |
| // arguments. |
| static protected boolean iconv_byte_swap; |
| |
| static |
| { |
| // Manually maintained aliases. Note that the value must be our |
| // canonical name. |
| hash.put ("ISO-Latin-1", "8859_1"); |
| // All aliases after this point are automatically generated by the |
| // `encodings.pl' script. Run it to make any corrections. |
| hash.put ("ANSI_X3.4-1968", "ASCII"); |
| hash.put ("iso-ir-6", "ASCII"); |
| hash.put ("ANSI_X3.4-1986", "ASCII"); |
| hash.put ("ISO_646.irv:1991", "ASCII"); |
| hash.put ("ASCII", "ASCII"); |
| hash.put ("ISO646-US", "ASCII"); |
| hash.put ("US-ASCII", "ASCII"); |
| hash.put ("us", "ASCII"); |
| hash.put ("IBM367", "ASCII"); |
| hash.put ("cp367", "ASCII"); |
| hash.put ("csASCII", "ASCII"); |
| hash.put ("ISO_8859-1:1987", "8859_1"); |
| hash.put ("iso-ir-100", "8859_1"); |
| hash.put ("ISO_8859-1", "8859_1"); |
| hash.put ("ISO-8859-1", "8859_1"); |
| hash.put ("latin1", "8859_1"); |
| hash.put ("l1", "8859_1"); |
| hash.put ("IBM819", "8859_1"); |
| hash.put ("CP819", "8859_1"); |
| hash.put ("csISOLatin1", "8859_1"); |
| hash.put ("UTF-8", "UTF8"); |
| hash.put ("Shift_JIS", "SJIS"); |
| hash.put ("MS_Kanji", "SJIS"); |
| hash.put ("csShiftJIS", "SJIS"); |
| hash.put ("Extended_UNIX_Code_Packed_Format_for_Japanese", "EUCJIS"); |
| hash.put ("csEUCPkdFmtJapanese", "EUCJIS"); |
| hash.put ("EUC-JP", "EUCJIS"); |
| |
| iconv_byte_swap = iconv_init (); |
| } |
| |
| private static native boolean iconv_init (); |
| |
| // Turn an alias into the canonical form. |
| protected static final String canonicalize (String name) |
| { |
| String c = (String) hash.get (name); |
| return c == null ? name : c; |
| } |
| } |