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The Apache Commons Codec package contains simple encoder and decoders for
various formats such as Base64 and Hexadecimal. In addition to these
widely used encoders and decoders, the codec package also maintains a
collection of phonetic encoding utilities.
The newest version!
/* ====================================================================
Licensed to the Apache Software Foundation (ASF) under one or more
contributor license agreements. See the NOTICE file distributed with
this work for additional information regarding copyright ownership.
The ASF licenses this file to You 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 org.apache.poi.util;
import java.nio.charset.Charset;
import java.util.Calendar;
import java.util.Locale;
import java.util.TimeZone;
/**
* This utility class is used to set locale and time zone settings beside
* of the JDK internal {@link java.util.Locale#setDefault(Locale)} and
* {@link java.util.TimeZone#setDefault(TimeZone)} methods, because
* the locale/time zone specific handling of certain office documents -
* maybe for different time zones / locales ... - shouldn't affect
* other java components.
*
* The settings are saved in a {@link java.lang.ThreadLocal},
* so they only apply to the current thread and can't be set globally.
*/
public final class LocaleUtil {
private LocaleUtil() {
// no instances of this class
}
/**
* Excel doesn't store TimeZone information in the file, so if in doubt,
* use UTC to perform calculations
*/
public static final TimeZone TIMEZONE_UTC = TimeZone.getTimeZone("UTC");
/**
* Default encoding for unknown byte encodings of native files
* (at least it's better than to rely on a platform dependent encoding
* for legacy stuff ...)
*/
public static final Charset CHARSET_1252 = Charset.forName("CP1252");
private static final ThreadLocal userTimeZone = new ThreadLocal<>();
private static final ThreadLocal userLocale = new ThreadLocal<>();
/**
* As time zone information is not stored in any format, it can be
* set before any date calculations take place.
* This setting is specific to the current thread.
*
* @param timezone the timezone under which date calculations take place
*/
public static void setUserTimeZone(TimeZone timezone) {
userTimeZone.set(timezone);
}
/**
* @return the time zone which is used for date calculations. If not set, returns {@link TimeZone#getDefault()}.
*/
@SuppressForbidden("implementation around default locales in POI")
public static TimeZone getUserTimeZone() {
TimeZone timeZone = userTimeZone.get();
return (timeZone != null) ? timeZone : TimeZone.getDefault();
}
/**
* Clear the thread-local user time zone.
*/
public static void resetUserTimeZone() {
userTimeZone.remove();
}
/**
* Sets default user locale.
* This setting is specific to the current thread.
*/
public static void setUserLocale(Locale locale) {
userLocale.set(locale);
}
/**
* @return the default user locale. If not set, returns {@link Locale#getDefault()}.
*/
@SuppressForbidden("implementation around default locales in POI")
public static Locale getUserLocale() {
Locale locale = userLocale.get();
return (locale != null) ? locale : Locale.getDefault();
}
public static void resetUserLocale() {
userLocale.remove();
}
/**
* @return a calendar for the user locale and time zone
*/
public static Calendar getLocaleCalendar() {
return getLocaleCalendar(getUserTimeZone());
}
/**
* Convenience method - month is 0-based as in java.util.Calendar
*
* @param year
* @param month
* @param day
* @return a calendar for the user locale and time zone, and the given date
*/
public static Calendar getLocaleCalendar(int year, int month, int day) {
return getLocaleCalendar(year, month, day, 0, 0, 0);
}
/**
* Convenience method - month is 0-based as in java.util.Calendar
*
* @param year
* @param month
* @param day
* @param hour
* @param minute
* @param second
* @return a calendar for the user locale and time zone, and the given date
*/
public static Calendar getLocaleCalendar(int year, int month, int day, int hour, int minute, int second) {
Calendar cal = getLocaleCalendar();
cal.set(year, month, day, hour, minute, second);
cal.clear(Calendar.MILLISECOND);
return cal;
}
/**
* @return a calendar for the user locale and time zone
*/
public static Calendar getLocaleCalendar(TimeZone timeZone) {
return Calendar.getInstance(timeZone, getUserLocale());
}
/**
* Decode the language ID from LCID value
*
* @param lcid the LCID value
* @return the locale/language ID
*/
public static String getLocaleFromLCID(int lcid) {
int languageId = lcid & 0xFFFF;
switch (languageId) {
case 0x0001: return "ar";
case 0x0002: return "bg";
case 0x0003: return "ca";
case 0x0004: return "zh-Hans";
case 0x0005: return "cs";
case 0x0006: return "da";
case 0x0007: return "de";
case 0x0008: return "el";
case 0x0009: return "en";
case 0x000a: return "es";
case 0x000b: return "fi";
case 0x000c: return "fr";
case 0x000d: return "he";
case 0x000e: return "hu";
case 0x000f: return "is";
case 0x0010: return "it";
case 0x0011: return "ja";
case 0x0012: return "ko";
case 0x0013: return "nl";
case 0x0014: return "no";
case 0x0015: return "pl";
case 0x0016: return "pt";
case 0x0017: return "rm";
case 0x0018: return "ro";
case 0x0019: return "ru";
case 0x001a: return "bs, hr, or sr";
case 0x001b: return "sk";
case 0x001c: return "sq";
case 0x001d: return "sv";
case 0x001e: return "th";
case 0x001f: return "tr";
case 0x0020: return "ur";
case 0x0021: return "id";
case 0x0022: return "uk";
case 0x0023: return "be";
case 0x0024: return "sl";
case 0x0025: return "et";
case 0x0026: return "lv";
case 0x0027: return "lt";
case 0x0028: return "tg";
case 0x0029: return "fa";
case 0x002a: return "vi";
case 0x002b: return "hy";
case 0x002c: return "az";
case 0x002d: return "eu";
case 0x002e: return "dsb or hsb";
case 0x002f: return "mk";
case 0x0030: return "st"; // reserved
case 0x0031: return "ts"; // reserved
case 0x0032: return "tn";
case 0x0033: return "ve"; // reserved
case 0x0034: return "xh";
case 0x0035: return "zu";
case 0x0036: return "af";
case 0x0037: return "ka";
case 0x0038: return "fo";
case 0x0039: return "hi";
case 0x003a: return "mt";
case 0x003b: return "se";
case 0x003c: return "ga";
case 0x003d: return "yi"; // reserved
case 0x003e: return "ms";
case 0x003f: return "kk";
case 0x0040: return "ky";
case 0x0041: return "sw";
case 0x0042: return "tk";
case 0x0043: return "uz";
case 0x0044: return "tt";
case 0x0045: return "bn";
case 0x0046: return "pa";
case 0x0047: return "gu";
case 0x0048: return "or";
case 0x0049: return "ta";
case 0x004a: return "te";
case 0x004b: return "kn";
case 0x004c: return "ml";
case 0x004d: return "as";
case 0x004e: return "mr";
case 0x004f: return "sa";
case 0x0050: return "mn";
case 0x0051: return "bo";
case 0x0052: return "cy";
case 0x0053: return "km";
case 0x0054: return "lo";
case 0x0055: return "my"; // reserved
case 0x0056: return "gl";
case 0x0057: return "kok";
case 0x0058: return "mni"; // reserved
case 0x0059: return "sd";
case 0x005a: return "syr";
case 0x005b: return "si";
case 0x005c: return "chr";
case 0x005d: return "iu";
case 0x005e: return "am";
case 0x005f: return "tzm";
case 0x0060: return "ks"; // reserved
case 0x0061: return "ne";
case 0x0062: return "fy";
case 0x0063: return "ps";
case 0x0064: return "fil";
case 0x0065: return "dv";
case 0x0066: return "bin"; // reserved
case 0x0067: return "ff";
case 0x0068: return "ha";
case 0x0069: return "ibb"; // reserved
case 0x006a: return "yo";
case 0x006b: return "quz";
case 0x006c: return "nso";
case 0x006d: return "ba";
case 0x006e: return "lb";
case 0x006f: return "kl";
case 0x0070: return "ig";
case 0x0071: return "kr"; // reserved
case 0x0072: return "om"; // reserved
case 0x0073: return "ti";
case 0x0074: return "gn"; // reserved
case 0x0075: return "haw";
case 0x0076: return "la"; // reserved
case 0x0077: return "so"; // reserved
case 0x0078: return "ii";
case 0x0079: return "pap"; // reserved
case 0x007a: return "arn";
case 0x007b: return "invalid"; // Neither defined nor reserved
case 0x007c: return "moh";
case 0x007d: return "invalid"; // Neither defined nor reserved
case 0x007e: return "br";
case 0x007f: return "invalid"; // Reserved or invariant locale behavior
case 0x0080: return "ug";
case 0x0081: return "mi";
case 0x0082: return "oc";
case 0x0083: return "co";
case 0x0084: return "gsw";
case 0x0085: return "sah";
case 0x0086: return "qut";
case 0x0087: return "rw";
case 0x0088: return "wo";
case 0x0089: return "invalid"; // Neither defined nor reserved
case 0x008a: return "invalid"; // Neither defined nor reserved
case 0x008b: return "invalid"; // Neither defined nor reserved
case 0x008c: return "prs";
case 0x008d: return "invalid"; // Neither defined nor reserved
case 0x008e: return "invalid"; // Neither defined nor reserved
case 0x008f: return "invalid"; // Neither defined nor reserved
case 0x0090: return "invalid"; // Neither defined nor reserved
case 0x0091: return "gd";
case 0x0092: return "ku";
case 0x0093: return "quc"; // reserved
case 0x0401: return "ar-SA";
case 0x0402: return "bg-BG";
case 0x0403: return "ca-ES";
case 0x0404: return "zh-TW";
case 0x0405: return "cs-CZ";
case 0x0406: return "da-DK";
case 0x0407: return "de-DE";
case 0x0408: return "el-GR";
case 0x0409: return "en-US";
case 0x040a: return "es-ES_tradnl";
case 0x040b: return "fi-FI";
case 0x040c: return "fr-FR";
case 0x040d: return "he-IL";
case 0x040e: return "hu-HU";
case 0x040f: return "is-IS";
case 0x0410: return "it-IT";
case 0x0411: return "ja-JP";
case 0x0412: return "ko-KR";
case 0x0413: return "nl-NL";
case 0x0414: return "nb-NO";
case 0x0415: return "pl-PL";
case 0x0416: return "pt-BR";
case 0x0417: return "rm-CH";
case 0x0418: return "ro-RO";
case 0x0419: return "ru-RU";
case 0x041a: return "hr-HR";
case 0x041b: return "sk-SK";
case 0x041c: return "sq-AL";
case 0x041d: return "sv-SE";
case 0x041e: return "th-TH";
case 0x041f: return "tr-TR";
case 0x0420: return "ur-PK";
case 0x0421: return "id-ID";
case 0x0422: return "uk-UA";
case 0x0423: return "be-BY";
case 0x0424: return "sl-SI";
case 0x0425: return "et-EE";
case 0x0426: return "lv-LV";
case 0x0427: return "lt-LT";
case 0x0428: return "tg-Cyrl-TJ";
case 0x0429: return "fa-IR";
case 0x042a: return "vi-VN";
case 0x042b: return "hy-AM";
case 0x042c: return "az-Latn-AZ";
case 0x042d: return "eu-ES";
case 0x042e: return "hsb-DE";
case 0x042f: return "mk-MK";
case 0x0430: return "st-ZA"; // reserved
case 0x0431: return "ts-ZA"; // reserved
case 0x0432: return "tn-ZA";
case 0x0433: return "ve-ZA"; // reserved
case 0x0434: return "xh-ZA";
case 0x0435: return "zu-ZA";
case 0x0436: return "af-ZA";
case 0x0437: return "ka-GE";
case 0x0438: return "fo-FO";
case 0x0439: return "hi-IN";
case 0x043a: return "mt-MT";
case 0x043b: return "se-NO";
case 0x043d: return "yi-Hebr"; // reserved
case 0x043e: return "ms-MY";
case 0x043f: return "kk-KZ";
case 0x0440: return "ky-KG";
case 0x0441: return "sw-KE";
case 0x0442: return "tk-TM";
case 0x0443: return "uz-Latn-UZ";
case 0x0444: return "tt-RU";
case 0x0445: return "bn-IN";
case 0x0446: return "pa-IN";
case 0x0447: return "gu-IN";
case 0x0448: return "or-IN";
case 0x0449: return "ta-IN";
case 0x044a: return "te-IN";
case 0x044b: return "kn-IN";
case 0x044c: return "ml-IN";
case 0x044d: return "as-IN";
case 0x044e: return "mr-IN";
case 0x044f: return "sa-IN";
case 0x0450: return "mn-MN";
case 0x0451: return "bo-CN";
case 0x0452: return "cy-GB";
case 0x0453: return "km-KH";
case 0x0454: return "lo-LA";
case 0x0455: return "my-MM"; // reserved
case 0x0456: return "gl-ES";
case 0x0457: return "kok-IN";
case 0x0458: return "mni-IN"; // reserved
case 0x0459: return "sd-Deva-IN"; // reserved
case 0x045a: return "syr-SY";
case 0x045b: return "si-LK";
case 0x045c: return "chr-Cher-US";
case 0x045d: return "iu-Cans-CA";
case 0x045e: return "am-ET";
case 0x045f: return "tzm-Arab-MA"; // reserved
case 0x0460: return "ks-Arab"; // reserved
case 0x0461: return "ne-NP";
case 0x0462: return "fy-NL";
case 0x0463: return "ps-AF";
case 0x0464: return "fil-PH";
case 0x0465: return "dv-MV";
case 0x0466: return "bin-NG"; // reserved
case 0x0467: return "fuv-NG"; // reserved
case 0x0468: return "ha-Latn-NG";
case 0x0469: return "ibb-NG"; // reserved
case 0x046a: return "yo-NG";
case 0x046b: return "quz-BO";
case 0x046c: return "nso-ZA";
case 0x046d: return "ba-RU";
case 0x046e: return "lb-LU";
case 0x046f: return "kl-GL";
case 0x0470: return "ig-NG";
case 0x0471: return "kr-NG"; // reserved
case 0x0472: return "om-Ethi-ET"; // reserved
case 0x0473: return "ti-ET";
case 0x0474: return "gn-PY"; // reserved
case 0x0475: return "haw-US";
case 0x0476: return "la-Latn"; // reserved
case 0x0477: return "so-SO"; // reserved
case 0x0478: return "ii-CN";
case 0x0479: return "pap-x029"; // reserved
case 0x047a: return "arn-CL";
case 0x047c: return "moh-CA";
case 0x047e: return "br-FR";
case 0x0480: return "ug-CN";
case 0x0481: return "mi-NZ";
case 0x0482: return "oc-FR";
case 0x0483: return "co-FR";
case 0x0484: return "gsw-FR";
case 0x0485: return "sah-RU";
case 0x0486: return "qut-GT";
case 0x0487: return "rw-RW";
case 0x0488: return "wo-SN";
case 0x048c: return "prs-AF";
case 0x048d: return "plt-MG"; // reserved
case 0x048e: return "zh-yue-HK"; // reserved
case 0x048f: return "tdd-Tale-CN"; // reserved
case 0x0490: return "khb-Talu-CN"; // reserved
case 0x0491: return "gd-GB";
case 0x0492: return "ku-Arab-IQ";
case 0x0493: return "quc-CO"; // reserved
case 0x0501: return "qps-ploc";
case 0x05fe: return "qps-ploca";
case 0x0801: return "ar-IQ";
case 0x0803: return "ca-ES-valencia";
case 0x0804: return "zh-CN";
case 0x0807: return "de-CH";
case 0x0809: return "en-GB";
case 0x080a: return "es-MX";
case 0x080c: return "fr-BE";
case 0x0810: return "it-CH";
case 0x0811: return "ja-Ploc-JP"; // reserved
case 0x0813: return "nl-BE";
case 0x0814: return "nn-NO";
case 0x0816: return "pt-PT";
case 0x0818: return "ro-MO"; // reserved
case 0x0819: return "ru-MO"; // reserved
case 0x081a: return "sr-Latn-CS";
case 0x081d: return "sv-FI";
case 0x0820: return "ur-IN"; // reserved
case 0x0827: return "invalid"; // Neither defined nor reserved
case 0x082c: return "az-Cyrl-AZ";
case 0x082e: return "dsb-DE";
case 0x0832: return "tn-BW";
case 0x083b: return "se-SE";
case 0x083c: return "ga-IE";
case 0x083e: return "ms-BN";
case 0x0843: return "uz-Cyrl-UZ";
case 0x0845: return "bn-BD";
case 0x0846: return "pa-Arab-PK";
case 0x0849: return "ta-LK";
case 0x0850: return "mn-Mong-CN";
case 0x0851: return "bo-BT"; // reserved
case 0x0859: return "sd-Arab-PK";
case 0x085d: return "iu-Latn-CA";
case 0x085f: return "tzm-Latn-DZ";
case 0x0860: return "ks-Deva"; // reserved
case 0x0861: return "ne-IN"; // reserved
case 0x0867: return "ff-Latn-SN";
case 0x086b: return "quz-EC";
case 0x0873: return "ti-ER";
case 0x09ff: return "qps-plocm";
case 0x0c01: return "ar-EG";
case 0x0c04: return "zh-HK";
case 0x0c07: return "de-AT";
case 0x0c09: return "en-AU";
case 0x0c0a: return "es-ES";
case 0x0c0c: return "fr-CA";
case 0x0c1a: return "sr-Cyrl-CS";
case 0x0c3b: return "se-FI";
case 0x0c5f: return "tmz-MA"; // reserved
case 0x0c6b: return "quz-PE";
case 0x1001: return "ar-LY";
case 0x1004: return "zh-SG";
case 0x1007: return "de-LU";
case 0x1009: return "en-CA";
case 0x100a: return "es-GT";
case 0x100c: return "fr-CH";
case 0x101a: return "hr-BA";
case 0x103b: return "smj-NO";
case 0x1401: return "ar-DZ";
case 0x1404: return "zh-MO";
case 0x1407: return "de-LI";
case 0x1409: return "en-NZ";
case 0x140a: return "es-CR";
case 0x140c: return "fr-LU";
case 0x141a: return "bs-Latn-BA";
case 0x143b: return "smj-SE";
case 0x1801: return "ar-MA";
case 0x1809: return "en-IE";
case 0x180a: return "es-PA";
case 0x180c: return "fr-MC";
case 0x181a: return "sr-Latn-BA";
case 0x183b: return "sma-NO";
case 0x1c01: return "ar-TN";
case 0x1c09: return "en-ZA";
case 0x1c0a: return "es-DO";
case 0x1c0c: return "invalid"; // Neither defined nor reserved
case 0x1c1a: return "sr-Cyrl-BA";
case 0x1c3b: return "sma-SE";
case 0x2001: return "ar-OM";
case 0x2008: return "invalid"; // Neither defined nor reserved
case 0x2009: return "en-JM";
case 0x200a: return "es-VE";
case 0x200c: return "fr-RE"; // reserved
case 0x201a: return "bs-Cyrl-BA";
case 0x203b: return "sms-FI";
case 0x2401: return "ar-YE";
case 0x2409: return "en-029";
case 0x240a: return "es-CO";
case 0x240c: return "fr-CG"; // reserved
case 0x241a: return "sr-Latn-RS";
case 0x243b: return "smn-FI";
case 0x2801: return "ar-SY";
case 0x2809: return "en-BZ";
case 0x280a: return "es-PE";
case 0x280c: return "fr-SN"; // reserved
case 0x281a: return "sr-Cyrl-RS";
case 0x2c01: return "ar-JO";
case 0x2c09: return "en-TT";
case 0x2c0a: return "es-AR";
case 0x2c0c: return "fr-CM"; // reserved
case 0x2c1a: return "sr-Latn-ME";
case 0x3001: return "ar-LB";
case 0x3009: return "en-ZW";
case 0x300a: return "es-EC";
case 0x300c: return "fr-CI"; // reserved
case 0x301a: return "sr-Cyrl-ME";
case 0x3401: return "ar-KW";
case 0x3409: return "en-PH";
case 0x340a: return "es-CL";
case 0x340c: return "fr-ML"; // reserved
case 0x3801: return "ar-AE";
case 0x3809: return "en-ID"; // reserved
case 0x380a: return "es-UY";
case 0x380c: return "fr-MA"; // reserved
case 0x3c01: return "ar-BH";
case 0x3c09: return "en-HK"; // reserved
case 0x3c0a: return "es-PY";
case 0x3c0c: return "fr-HT"; // reserved
case 0x4001: return "ar-QA";
case 0x4009: return "en-IN";
case 0x400a: return "es-BO";
case 0x4401: return "ar-Ploc-SA"; // reserved
case 0x4409: return "en-MY";
case 0x440a: return "es-SV";
case 0x4801: return "ar-145"; // reserved
case 0x4809: return "en-SG";
case 0x480a: return "es-HN";
case 0x4c09: return "en-AE"; // reserved
case 0x4c0a: return "es-NI";
case 0x5009: return "en-BH"; // reserved
case 0x500a: return "es-PR";
case 0x5409: return "en-EG"; // reserved
case 0x540a: return "es-US";
case 0x5809: return "en-JO"; // reserved
case 0x5c09: return "en-KW"; // reserved
case 0x6009: return "en-TR"; // reserved
case 0x6409: return "en-YE"; // reserved
case 0x641a: return "bs-Cyrl";
case 0x681a: return "bs-Latn";
case 0x6c1a: return "sr-Cyrl";
case 0x701a: return "sr-Latn";
case 0x703b: return "smn";
case 0x742c: return "az-Cyrl";
case 0x743b: return "sms";
case 0x7804: return "zh";
case 0x7814: return "nn";
case 0x781a: return "bs";
case 0x782c: return "az-Latn";
case 0x783b: return "sma";
case 0x7843: return "uz-Cyrl";
case 0x7850: return "mn-Cyrl";
case 0x785d: return "iu-Cans";
case 0x7c04: return "zh-Hant";
case 0x7c14: return "nb";
case 0x7c1a: return "sr";
case 0x7c28: return "tg-Cyrl";
case 0x7c2e: return "dsb";
case 0x7c3b: return "smj";
case 0x7c43: return "uz-Latn";
case 0x7c46: return "pa-Arab";
case 0x7c50: return "mn-Mong";
case 0x7c59: return "sd-Arab";
case 0x7c5c: return "chr-Cher";
case 0x7c5d: return "iu-Latn";
case 0x7c5f: return "tzm-Latn";
case 0x7c67: return "ff-Latn";
case 0x7c68: return "ha-Latn";
case 0x7c92: return "ku-Arab";
default: return "invalid";
}
}
}