| /* |
| * Copyright (C) 2007 Esmertec AG. |
| * Copyright (C) 2007 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.google.android.mms.pdu; |
| |
| import android.compat.annotation.UnsupportedAppUsage; |
| |
| import java.io.UnsupportedEncodingException; |
| import java.util.HashMap; |
| |
| public class CharacterSets { |
| /** |
| * IANA assigned MIB enum numbers. |
| * |
| * From wap-230-wsp-20010705-a.pdf |
| * Any-charset = <Octet 128> |
| * Equivalent to the special RFC2616 charset value "*" |
| */ |
| public static final int ANY_CHARSET = 0x00; |
| public static final int US_ASCII = 0x03; |
| public static final int ISO_8859_1 = 0x04; |
| public static final int ISO_8859_2 = 0x05; |
| public static final int ISO_8859_3 = 0x06; |
| public static final int ISO_8859_4 = 0x07; |
| public static final int ISO_8859_5 = 0x08; |
| public static final int ISO_8859_6 = 0x09; |
| public static final int ISO_8859_7 = 0x0A; |
| public static final int ISO_8859_8 = 0x0B; |
| public static final int ISO_8859_9 = 0x0C; |
| public static final int SHIFT_JIS = 0x11; |
| public static final int UTF_8 = 0x6A; |
| public static final int BIG5 = 0x07EA; |
| public static final int UCS2 = 0x03E8; |
| public static final int UTF_16 = 0x03F7; |
| |
| /** |
| * Extend charsets. |
| * |
| * From http://www.iana.org/assignments/character-sets/ |
| */ |
| public static final int BIG5_HKSCS = 0x0835; //2101 |
| public static final int BOCU_1 = 0x03FC; //1020 |
| public static final int CESU_8 = 0x03F8; //1016 |
| public static final int CP864 = 0x0803; //2051 |
| public static final int EUC_JP = 0x12; //18 |
| public static final int EUC_KR = 0x26; //38 |
| public static final int GB18030 = 0x72; //114 |
| public static final int GBK = 0x71; //113 |
| public static final int HZ_GB_2312 = 0x0825; //2085 |
| public static final int GB_2312 = 0x07E9; //2025 |
| public static final int ISO_2022_CN = 0x68; //104 |
| public static final int ISO_2022_CN_EXT = 0x69; //105 |
| public static final int ISO_2022_JP = 0x27; //39 |
| public static final int ISO_2022_KR = 0x25; //37 |
| public static final int ISO_8859_10 = 0x0D; //13 |
| public static final int ISO_8859_13 = 0x6D; //109 |
| public static final int ISO_8859_14 = 0x6E; //110 |
| public static final int ISO_8859_15 = 0x6F; //111 |
| public static final int ISO_8859_16 = 0x70; //112 |
| public static final int KOI8_R = 0x0824; //2084 |
| public static final int KOI8_U = 0x0828; //2088 |
| public static final int MACINTOSH = 0x07EB; //2027 |
| public static final int SCSU = 0x03F3; //1011 |
| public static final int TIS_620 = 0x08D3; //2259 |
| public static final int UTF_16BE = 0x03F5; //1013 |
| public static final int UTF_16LE = 0x03F6; //1014 |
| public static final int UTF_32 = 0x03F9; //1017 |
| public static final int UTF_32BE = 0x03FA; //1018 |
| public static final int UTF_32LE = 0x03FB; //1019 |
| public static final int UTF_7 = 0x03F4; //1012 |
| public static final int WINDOWS_1250 = 0x08CA; //2250 |
| public static final int WINDOWS_1251 = 0x08CB; //2251 |
| public static final int WINDOWS_1252 = 0x08CC; //2252 |
| public static final int WINDOWS_1253 = 0x08CD; //2253 |
| public static final int WINDOWS_1254 = 0x08CE; //2254 |
| public static final int WINDOWS_1255 = 0x08CF; //2255 |
| public static final int WINDOWS_1256 = 0x08D0; //2256 |
| public static final int WINDOWS_1257 = 0x08D1; //2257 |
| public static final int WINDOWS_1258 = 0x08D2; //2258 |
| |
| /** |
| * If the encoding of given data is unsupported, use UTF_8 to decode it. |
| */ |
| public static final int DEFAULT_CHARSET = UTF_8; |
| |
| /** |
| * Array of MIB enum numbers. |
| */ |
| private static final int[] MIBENUM_NUMBERS = { |
| ANY_CHARSET, |
| 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, |
| SHIFT_JIS, |
| UTF_8, |
| BIG5, |
| UCS2, |
| UTF_16, |
| BIG5_HKSCS, |
| BOCU_1, |
| CESU_8, |
| CP864, |
| EUC_JP, |
| EUC_KR, |
| GB18030, |
| GBK, |
| HZ_GB_2312, |
| GB_2312, |
| ISO_2022_CN, |
| ISO_2022_CN_EXT, |
| ISO_2022_JP, |
| ISO_2022_KR, |
| ISO_8859_10, |
| ISO_8859_13, |
| ISO_8859_14, |
| ISO_8859_15, |
| ISO_8859_16, |
| KOI8_R, |
| KOI8_U, |
| MACINTOSH, |
| SCSU, |
| TIS_620, |
| UTF_16BE, |
| UTF_16LE, |
| UTF_32, |
| UTF_32BE, |
| UTF_32LE, |
| UTF_7, |
| WINDOWS_1250, |
| WINDOWS_1251, |
| WINDOWS_1252, |
| WINDOWS_1253, |
| WINDOWS_1254, |
| WINDOWS_1255, |
| WINDOWS_1256, |
| WINDOWS_1257, |
| WINDOWS_1258, |
| }; |
| |
| /** |
| * The Well-known-charset Mime name. |
| */ |
| public static final String MIMENAME_ANY_CHARSET = "*"; |
| public static final String MIMENAME_US_ASCII = "us-ascii"; |
| public static final String MIMENAME_ISO_8859_1 = "iso-8859-1"; |
| public static final String MIMENAME_ISO_8859_2 = "iso-8859-2"; |
| public static final String MIMENAME_ISO_8859_3 = "iso-8859-3"; |
| public static final String MIMENAME_ISO_8859_4 = "iso-8859-4"; |
| public static final String MIMENAME_ISO_8859_5 = "iso-8859-5"; |
| public static final String MIMENAME_ISO_8859_6 = "iso-8859-6"; |
| public static final String MIMENAME_ISO_8859_7 = "iso-8859-7"; |
| public static final String MIMENAME_ISO_8859_8 = "iso-8859-8"; |
| public static final String MIMENAME_ISO_8859_9 = "iso-8859-9"; |
| public static final String MIMENAME_SHIFT_JIS = "shift_JIS"; |
| public static final String MIMENAME_UTF_8 = "utf-8"; |
| public static final String MIMENAME_BIG5 = "big5"; |
| public static final String MIMENAME_UCS2 = "iso-10646-ucs-2"; |
| public static final String MIMENAME_UTF_16 = "utf-16"; |
| |
| /** |
| * Extend charsets. |
| * |
| * From http://www.iana.org/assignments/character-sets/ |
| */ |
| public static final String MIMENAME_BIG5_HKSCS = "Big5-HKSCS"; |
| public static final String MIMENAME_BOCU_1 = "BOCU-1"; |
| public static final String MIMENAME_CESU_8 = "CESU-8"; |
| public static final String MIMENAME_CP864 = "cp864"; |
| public static final String MIMENAME_EUC_JP = "EUC-JP"; |
| public static final String MIMENAME_EUC_KR = "EUC-KR"; |
| public static final String MIMENAME_GB18030 = "GB18030"; |
| public static final String MIMENAME_GBK = "GBK"; |
| public static final String MIMENAME_HZ_GB_2312 = "HZ-GB-2312"; |
| public static final String MIMENAME_GB_2312 = "GB2312"; |
| public static final String MIMENAME_ISO_2022_CN = "ISO-2022-CN"; |
| public static final String MIMENAME_ISO_2022_CN_EXT = "ISO-2022-CN-EXT"; |
| public static final String MIMENAME_ISO_2022_JP = "ISO-2022-JP"; |
| public static final String MIMENAME_ISO_2022_KR = "ISO-2022-KR"; |
| public static final String MIMENAME_ISO_8859_10 = "ISO-8859-10"; |
| public static final String MIMENAME_ISO_8859_13 = "ISO-8859-13"; |
| public static final String MIMENAME_ISO_8859_14 = "ISO-8859-14"; |
| public static final String MIMENAME_ISO_8859_15 = "ISO-8859-15"; |
| public static final String MIMENAME_ISO_8859_16 = "ISO-8859-16"; |
| public static final String MIMENAME_KOI8_R = "KOI8-R"; |
| public static final String MIMENAME_KOI8_U = "KOI8-U"; |
| public static final String MIMENAME_MACINTOSH = "macintosh"; |
| public static final String MIMENAME_SCSU = "SCSU"; |
| public static final String MIMENAME_TIS_620 = "TIS-620"; |
| public static final String MIMENAME_UTF_16BE = "UTF-16BE"; |
| public static final String MIMENAME_UTF_16LE = "UTF-16LE"; |
| public static final String MIMENAME_UTF_32 = "UTF-32"; |
| public static final String MIMENAME_UTF_32BE = "UTF-32BE"; |
| public static final String MIMENAME_UTF_32LE = "UTF-32LE"; |
| public static final String MIMENAME_UTF_7 = "UTF-7"; |
| public static final String MIMENAME_WINDOWS_1250 = "windows-1250"; |
| public static final String MIMENAME_WINDOWS_1251 = "windows-1251"; |
| public static final String MIMENAME_WINDOWS_1252 = "windows-1252"; |
| public static final String MIMENAME_WINDOWS_1253 = "windows-1253"; |
| public static final String MIMENAME_WINDOWS_1254 = "windows-1254"; |
| public static final String MIMENAME_WINDOWS_1255 = "windows-1255"; |
| public static final String MIMENAME_WINDOWS_1256 = "windows-1256"; |
| public static final String MIMENAME_WINDOWS_1257 = "windows-1257"; |
| public static final String MIMENAME_WINDOWS_1258 = "windows-1258"; |
| |
| public static final String DEFAULT_CHARSET_NAME = MIMENAME_UTF_8; |
| |
| /** |
| * Array of the names of character sets. |
| */ |
| private static final String[] MIME_NAMES = { |
| MIMENAME_ANY_CHARSET, |
| MIMENAME_US_ASCII, |
| MIMENAME_ISO_8859_1, |
| MIMENAME_ISO_8859_2, |
| MIMENAME_ISO_8859_3, |
| MIMENAME_ISO_8859_4, |
| MIMENAME_ISO_8859_5, |
| MIMENAME_ISO_8859_6, |
| MIMENAME_ISO_8859_7, |
| MIMENAME_ISO_8859_8, |
| MIMENAME_ISO_8859_9, |
| MIMENAME_SHIFT_JIS, |
| MIMENAME_UTF_8, |
| MIMENAME_BIG5, |
| MIMENAME_UCS2, |
| MIMENAME_UTF_16, |
| MIMENAME_BIG5_HKSCS, |
| MIMENAME_BOCU_1, |
| MIMENAME_CESU_8, |
| MIMENAME_CP864, |
| MIMENAME_EUC_JP, |
| MIMENAME_EUC_KR, |
| MIMENAME_GB18030, |
| MIMENAME_GBK, |
| MIMENAME_HZ_GB_2312, |
| MIMENAME_GB_2312, |
| MIMENAME_ISO_2022_CN, |
| MIMENAME_ISO_2022_CN_EXT, |
| MIMENAME_ISO_2022_JP, |
| MIMENAME_ISO_2022_KR, |
| MIMENAME_ISO_8859_10, |
| MIMENAME_ISO_8859_13, |
| MIMENAME_ISO_8859_14, |
| MIMENAME_ISO_8859_15, |
| MIMENAME_ISO_8859_16, |
| MIMENAME_KOI8_R, |
| MIMENAME_KOI8_U, |
| MIMENAME_MACINTOSH, |
| MIMENAME_SCSU, |
| MIMENAME_TIS_620, |
| MIMENAME_UTF_16BE, |
| MIMENAME_UTF_16LE, |
| MIMENAME_UTF_32, |
| MIMENAME_UTF_32BE, |
| MIMENAME_UTF_32LE, |
| MIMENAME_UTF_7, |
| MIMENAME_WINDOWS_1250, |
| MIMENAME_WINDOWS_1251, |
| MIMENAME_WINDOWS_1252, |
| MIMENAME_WINDOWS_1253, |
| MIMENAME_WINDOWS_1254, |
| MIMENAME_WINDOWS_1255, |
| MIMENAME_WINDOWS_1256, |
| MIMENAME_WINDOWS_1257, |
| MIMENAME_WINDOWS_1258, |
| }; |
| |
| private static final HashMap<Integer, String> MIBENUM_TO_NAME_MAP; |
| private static final HashMap<String, Integer> NAME_TO_MIBENUM_MAP; |
| |
| static { |
| // Create the HashMaps. |
| MIBENUM_TO_NAME_MAP = new HashMap<Integer, String>(); |
| NAME_TO_MIBENUM_MAP = new HashMap<String, Integer>(); |
| assert(MIBENUM_NUMBERS.length == MIME_NAMES.length); |
| int count = MIBENUM_NUMBERS.length - 1; |
| for(int i = 0; i <= count; i++) { |
| MIBENUM_TO_NAME_MAP.put(MIBENUM_NUMBERS[i], MIME_NAMES[i]); |
| NAME_TO_MIBENUM_MAP.put(MIME_NAMES[i], MIBENUM_NUMBERS[i]); |
| } |
| } |
| |
| private CharacterSets() {} // Non-instantiatable |
| |
| /** |
| * Map an MIBEnum number to the name of the charset which this number |
| * is assigned to by IANA. |
| * |
| * @param mibEnumValue An IANA assigned MIBEnum number. |
| * @return The name string of the charset. |
| * @throws UnsupportedEncodingException |
| */ |
| @UnsupportedAppUsage |
| public static String getMimeName(int mibEnumValue) |
| throws UnsupportedEncodingException { |
| String name = MIBENUM_TO_NAME_MAP.get(mibEnumValue); |
| if (name == null) { |
| throw new UnsupportedEncodingException(); |
| } |
| return name; |
| } |
| |
| /** |
| * Map a well-known charset name to its assigned MIBEnum number. |
| * |
| * @param mimeName The charset name. |
| * @return The MIBEnum number assigned by IANA for this charset. |
| * @throws UnsupportedEncodingException |
| */ |
| @UnsupportedAppUsage |
| public static int getMibEnumValue(String mimeName) |
| throws UnsupportedEncodingException { |
| if(null == mimeName) { |
| return -1; |
| } |
| |
| Integer mibEnumValue = NAME_TO_MIBENUM_MAP.get(mimeName); |
| if (mibEnumValue == null) { |
| throw new UnsupportedEncodingException(); |
| } |
| return mibEnumValue; |
| } |
| } |
