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java:allavailabletimezones [2012/10/31 10:06] – created rlunarojava:allavailabletimezones [2022/12/02 22:02] (current) – external edit 127.0.0.1
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 +====== List all available timezones that are in your JVM ======
  
 +
 +If you read the documentation of [[http://docs.oracle.com/javase/7/docs/api/java/util/TimeZone.html|TimeZone]] class in the API (this one points to version 7 of the API), you will find that there aren't a list of all the available timezones, instead of this you will find this text:
 +
 +<code>
 +You can use the getAvailableIDs method to iterate through all the supported time zone IDs. You can then choose a supported ID to get a TimeZone. If the time zone you want is not represented by one of the supported IDs, then a custom time zone ID can be specified to produce a TimeZone. The syntax of a custom time zone ID is: 
 +</code>
 +
 +I have to confess that this is annoying enough to encourage me to develop my own little program to do this, that I share with you: 
 +
 +<code java>
 +
 +import java.util.TimeZone;
 +
 +public class App
 +{
 +    private final static int EXIT_OK = 0; 
 +    
 +    public static void main( String[] args )
 +    {
 +        String[] allTheIds = TimeZone.getAvailableIDs();
 +        
 +        System.out.println("All available timezones:");
 +        for( int nId = 0; nId < allTheIds.length; nId++ )
 +        {
 +            System.out.println( allTheIds[nId] );
 +        }
 +        
 +        System.exit( EXIT_OK );
 +    }
 +}
 +
 +</code>
 +
 +And the result as of 10/31/2012 (see below). However, be careful!!! Time zones do change!!! This is rare, but sometimes, due political factors new countries are created and they install a new time zone, or others decide to change its time zone. Don't take this list as inmutable unless you are handling very well stable countries.
 +
 +
 +<code>
 +All available timezones:
 +Etc/GMT+12
 +Etc/GMT+11
 +Pacific/Midway
 +Pacific/Niue
 +Pacific/Pago_Pago
 +Pacific/Samoa
 +US/Samoa
 +America/Adak
 +America/Atka
 +Etc/GMT+10
 +HST
 +Pacific/Honolulu
 +Pacific/Johnston
 +Pacific/Rarotonga
 +Pacific/Tahiti
 +SystemV/HST10
 +US/Aleutian
 +US/Hawaii
 +Pacific/Marquesas
 +AST
 +America/Anchorage
 +America/Juneau
 +America/Nome
 +America/Sitka
 +America/Yakutat
 +Etc/GMT+9
 +Pacific/Gambier
 +SystemV/YST9
 +SystemV/YST9YDT
 +US/Alaska
 +America/Dawson
 +America/Ensenada
 +America/Los_Angeles
 +America/Metlakatla
 +America/Santa_Isabel
 +America/Tijuana
 +America/Vancouver
 +America/Whitehorse
 +Canada/Pacific
 +Canada/Yukon
 +Etc/GMT+8
 +Mexico/BajaNorte
 +PST
 +PST8PDT
 +Pacific/Pitcairn
 +SystemV/PST8
 +SystemV/PST8PDT
 +US/Pacific
 +US/Pacific-New
 +America/Boise
 +America/Cambridge_Bay
 +America/Chihuahua
 +America/Creston
 +America/Dawson_Creek
 +America/Denver
 +America/Edmonton
 +America/Hermosillo
 +America/Inuvik
 +America/Mazatlan
 +America/Ojinaga
 +America/Phoenix
 +America/Shiprock
 +America/Yellowknife
 +Canada/Mountain
 +Etc/GMT+7
 +MST
 +MST7MDT
 +Mexico/BajaSur
 +Navajo
 +PNT
 +SystemV/MST7
 +SystemV/MST7MDT
 +US/Arizona
 +US/Mountain
 +America/Bahia_Banderas
 +America/Belize
 +America/Cancun
 +America/Chicago
 +America/Costa_Rica
 +America/El_Salvador
 +America/Guatemala
 +America/Indiana/Knox
 +America/Indiana/Tell_City
 +America/Knox_IN
 +America/Managua
 +America/Matamoros
 +America/Menominee
 +America/Merida
 +America/Mexico_City
 +America/Monterrey
 +America/North_Dakota/Beulah
 +America/North_Dakota/Center
 +America/North_Dakota/New_Salem
 +America/Rainy_River
 +America/Rankin_Inlet
 +America/Regina
 +America/Resolute
 +America/Swift_Current
 +America/Tegucigalpa
 +America/Winnipeg
 +CST
 +CST6CDT
 +Canada/Central
 +Canada/East-Saskatchewan
 +Canada/Saskatchewan
 +Chile/EasterIsland
 +Etc/GMT+6
 +Mexico/General
 +Pacific/Easter
 +Pacific/Galapagos
 +SystemV/CST6
 +SystemV/CST6CDT
 +US/Central
 +US/Indiana-Starke
 +America/Atikokan
 +America/Bogota
 +America/Cayman
 +America/Coral_Harbour
 +America/Detroit
 +America/Fort_Wayne
 +America/Grand_Turk
 +America/Guayaquil
 +America/Havana
 +America/Indiana/Indianapolis
 +America/Indiana/Marengo
 +America/Indiana/Petersburg
 +America/Indiana/Vevay
 +America/Indiana/Vincennes
 +America/Indiana/Winamac
 +America/Indianapolis
 +America/Iqaluit
 +America/Jamaica
 +America/Kentucky/Louisville
 +America/Kentucky/Monticello
 +America/Lima
 +America/Louisville
 +America/Montreal
 +America/Nassau
 +America/New_York
 +America/Nipigon
 +America/Panama
 +America/Pangnirtung
 +America/Port-au-Prince
 +America/Thunder_Bay
 +America/Toronto
 +Canada/Eastern
 +Cuba
 +EST
 +EST5EDT
 +Etc/GMT+5
 +IET
 +Jamaica
 +SystemV/EST5
 +SystemV/EST5EDT
 +US/East-Indiana
 +US/Eastern
 +US/Michigan
 +America/Caracas
 +America/Anguilla
 +America/Antigua
 +America/Argentina/San_Luis
 +America/Aruba
 +America/Asuncion
 +America/Barbados
 +America/Blanc-Sablon
 +America/Boa_Vista
 +America/Campo_Grande
 +America/Cuiaba
 +America/Curacao
 +America/Dominica
 +America/Eirunepe
 +America/Glace_Bay
 +America/Goose_Bay
 +America/Grenada
 +America/Guadeloupe
 +America/Guyana
 +America/Halifax
 +America/Kralendijk
 +America/La_Paz
 +America/Lower_Princes
 +America/Manaus
 +America/Marigot
 +America/Martinique
 +America/Moncton
 +America/Montserrat
 +America/Port_of_Spain
 +America/Porto_Acre
 +America/Porto_Velho
 +America/Puerto_Rico
 +America/Rio_Branco
 +America/Santiago
 +America/Santo_Domingo
 +America/St_Barthelemy
 +America/St_Kitts
 +America/St_Lucia
 +America/St_Thomas
 +America/St_Vincent
 +America/Thule
 +America/Tortola
 +America/Virgin
 +Antarctica/Palmer
 +Atlantic/Bermuda
 +Brazil/Acre
 +Brazil/West
 +Canada/Atlantic
 +Chile/Continental
 +Etc/GMT+4
 +PRT
 +SystemV/AST4
 +SystemV/AST4ADT
 +America/St_Johns
 +CNT
 +Canada/Newfoundland
 +AGT
 +America/Araguaina
 +America/Argentina/Buenos_Aires
 +America/Argentina/Catamarca
 +America/Argentina/ComodRivadavia
 +America/Argentina/Cordoba
 +America/Argentina/Jujuy
 +America/Argentina/La_Rioja
 +America/Argentina/Mendoza
 +America/Argentina/Rio_Gallegos
 +America/Argentina/Salta
 +America/Argentina/San_Juan
 +America/Argentina/Tucuman
 +America/Argentina/Ushuaia
 +America/Bahia
 +America/Belem
 +America/Buenos_Aires
 +America/Catamarca
 +America/Cayenne
 +America/Cordoba
 +America/Fortaleza
 +America/Godthab
 +America/Jujuy
 +America/Maceio
 +America/Mendoza
 +America/Miquelon
 +America/Montevideo
 +America/Paramaribo
 +America/Recife
 +America/Rosario
 +America/Santarem
 +America/Sao_Paulo
 +Antarctica/Rothera
 +Atlantic/Stanley
 +BET
 +Brazil/East
 +Etc/GMT+3
 +America/Noronha
 +Atlantic/South_Georgia
 +Brazil/DeNoronha
 +Etc/GMT+2
 +America/Scoresbysund
 +Atlantic/Azores
 +Atlantic/Cape_Verde
 +Etc/GMT+1
 +Africa/Abidjan
 +Africa/Accra
 +Africa/Bamako
 +Africa/Banjul
 +Africa/Bissau
 +Africa/Casablanca
 +Africa/Conakry
 +Africa/Dakar
 +Africa/El_Aaiun
 +Africa/Freetown
 +Africa/Lome
 +Africa/Monrovia
 +Africa/Nouakchott
 +Africa/Ouagadougou
 +Africa/Sao_Tome
 +Africa/Timbuktu
 +America/Danmarkshavn
 +Atlantic/Canary
 +Atlantic/Faeroe
 +Atlantic/Faroe
 +Atlantic/Madeira
 +Atlantic/Reykjavik
 +Atlantic/St_Helena
 +Eire
 +Etc/GMT
 +Etc/GMT+0
 +Etc/GMT-0
 +Etc/GMT0
 +Etc/Greenwich
 +Etc/UCT
 +Etc/UTC
 +Etc/Universal
 +Etc/Zulu
 +Europe/Belfast
 +Europe/Dublin
 +Europe/Guernsey
 +Europe/Isle_of_Man
 +Europe/Jersey
 +Europe/Lisbon
 +Europe/London
 +GB
 +GB-Eire
 +GMT
 +GMT0
 +Greenwich
 +Iceland
 +Portugal
 +UCT
 +UTC
 +Universal
 +WET
 +Zulu
 +Africa/Algiers
 +Africa/Bangui
 +Africa/Brazzaville
 +Africa/Ceuta
 +Africa/Douala
 +Africa/Kinshasa
 +Africa/Lagos
 +Africa/Libreville
 +Africa/Luanda
 +Africa/Malabo
 +Africa/Ndjamena
 +Africa/Niamey
 +Africa/Porto-Novo
 +Africa/Tunis
 +Africa/Windhoek
 +Arctic/Longyearbyen
 +Atlantic/Jan_Mayen
 +CET
 +ECT
 +Etc/GMT-1
 +Europe/Amsterdam
 +Europe/Andorra
 +Europe/Belgrade
 +Europe/Berlin
 +Europe/Bratislava
 +Europe/Brussels
 +Europe/Budapest
 +Europe/Copenhagen
 +Europe/Gibraltar
 +Europe/Ljubljana
 +Europe/Luxembourg
 +Europe/Madrid
 +Europe/Malta
 +Europe/Monaco
 +Europe/Oslo
 +Europe/Paris
 +Europe/Podgorica
 +Europe/Prague
 +Europe/Rome
 +Europe/San_Marino
 +Europe/Sarajevo
 +Europe/Skopje
 +Europe/Stockholm
 +Europe/Tirane
 +Europe/Vaduz
 +Europe/Vatican
 +Europe/Vienna
 +Europe/Warsaw
 +Europe/Zagreb
 +Europe/Zurich
 +MET
 +Poland
 +ART
 +Africa/Blantyre
 +Africa/Bujumbura
 +Africa/Cairo
 +Africa/Gaborone
 +Africa/Harare
 +Africa/Johannesburg
 +Africa/Kigali
 +Africa/Lubumbashi
 +Africa/Lusaka
 +Africa/Maputo
 +Africa/Maseru
 +Africa/Mbabane
 +Africa/Tripoli
 +Asia/Amman
 +Asia/Beirut
 +Asia/Damascus
 +Asia/Gaza
 +Asia/Hebron
 +Asia/Istanbul
 +Asia/Jerusalem
 +Asia/Nicosia
 +Asia/Tel_Aviv
 +CAT
 +EET
 +Egypt
 +Etc/GMT-2
 +Europe/Athens
 +Europe/Bucharest
 +Europe/Chisinau
 +Europe/Helsinki
 +Europe/Istanbul
 +Europe/Kiev
 +Europe/Mariehamn
 +Europe/Nicosia
 +Europe/Riga
 +Europe/Simferopol
 +Europe/Sofia
 +Europe/Tallinn
 +Europe/Tiraspol
 +Europe/Uzhgorod
 +Europe/Vilnius
 +Europe/Zaporozhye
 +Israel
 +Libya
 +Turkey
 +Africa/Addis_Ababa
 +Africa/Asmara
 +Africa/Asmera
 +Africa/Dar_es_Salaam
 +Africa/Djibouti
 +Africa/Juba
 +Africa/Kampala
 +Africa/Khartoum
 +Africa/Mogadishu
 +Africa/Nairobi
 +Antarctica/Syowa
 +Asia/Aden
 +Asia/Baghdad
 +Asia/Bahrain
 +Asia/Kuwait
 +Asia/Qatar
 +Asia/Riyadh
 +EAT
 +Etc/GMT-3
 +Europe/Kaliningrad
 +Europe/Minsk
 +Indian/Antananarivo
 +Indian/Comoro
 +Indian/Mayotte
 +Asia/Riyadh87
 +Asia/Riyadh88
 +Asia/Riyadh89
 +Mideast/Riyadh87
 +Mideast/Riyadh88
 +Mideast/Riyadh89
 +Asia/Tehran
 +Iran
 +Asia/Baku
 +Asia/Dubai
 +Asia/Muscat
 +Asia/Tbilisi
 +Asia/Yerevan
 +Etc/GMT-4
 +Europe/Moscow
 +Europe/Samara
 +Europe/Volgograd
 +Indian/Mahe
 +Indian/Mauritius
 +Indian/Reunion
 +NET
 +W-SU
 +Asia/Kabul
 +Antarctica/Mawson
 +Asia/Aqtau
 +Asia/Aqtobe
 +Asia/Ashgabat
 +Asia/Ashkhabad
 +Asia/Dushanbe
 +Asia/Karachi
 +Asia/Oral
 +Asia/Samarkand
 +Asia/Tashkent
 +Etc/GMT-5
 +Indian/Kerguelen
 +Indian/Maldives
 +PLT
 +Asia/Calcutta
 +Asia/Colombo
 +Asia/Kolkata
 +IST
 +Asia/Kathmandu
 +Asia/Katmandu
 +Antarctica/Vostok
 +Asia/Almaty
 +Asia/Bishkek
 +Asia/Dacca
 +Asia/Dhaka
 +Asia/Qyzylorda
 +Asia/Thimbu
 +Asia/Thimphu
 +Asia/Yekaterinburg
 +BST
 +Etc/GMT-6
 +Indian/Chagos
 +Asia/Rangoon
 +Indian/Cocos
 +Antarctica/Davis
 +Asia/Bangkok
 +Asia/Ho_Chi_Minh
 +Asia/Hovd
 +Asia/Jakarta
 +Asia/Novokuznetsk
 +Asia/Novosibirsk
 +Asia/Omsk
 +Asia/Phnom_Penh
 +Asia/Pontianak
 +Asia/Saigon
 +Asia/Vientiane
 +Etc/GMT-7
 +Indian/Christmas
 +VST
 +Antarctica/Casey
 +Asia/Brunei
 +Asia/Choibalsan
 +Asia/Chongqing
 +Asia/Chungking
 +Asia/Harbin
 +Asia/Hong_Kong
 +Asia/Kashgar
 +Asia/Krasnoyarsk
 +Asia/Kuala_Lumpur
 +Asia/Kuching
 +Asia/Macao
 +Asia/Macau
 +Asia/Makassar
 +Asia/Manila
 +Asia/Shanghai
 +Asia/Singapore
 +Asia/Taipei
 +Asia/Ujung_Pandang
 +Asia/Ulaanbaatar
 +Asia/Ulan_Bator
 +Asia/Urumqi
 +Australia/Perth
 +Australia/West
 +CTT
 +Etc/GMT-8
 +Hongkong
 +PRC
 +Singapore
 +Australia/Eucla
 +Asia/Dili
 +Asia/Irkutsk
 +Asia/Jayapura
 +Asia/Pyongyang
 +Asia/Seoul
 +Asia/Tokyo
 +Etc/GMT-9
 +JST
 +Japan
 +Pacific/Palau
 +ROK
 +ACT
 +Australia/Adelaide
 +Australia/Broken_Hill
 +Australia/Darwin
 +Australia/North
 +Australia/South
 +Australia/Yancowinna
 +AET
 +Antarctica/DumontDUrville
 +Asia/Yakutsk
 +Australia/ACT
 +Australia/Brisbane
 +Australia/Canberra
 +Australia/Currie
 +Australia/Hobart
 +Australia/Lindeman
 +Australia/Melbourne
 +Australia/NSW
 +Australia/Queensland
 +Australia/Sydney
 +Australia/Tasmania
 +Australia/Victoria
 +Etc/GMT-10
 +Pacific/Chuuk
 +Pacific/Guam
 +Pacific/Port_Moresby
 +Pacific/Saipan
 +Pacific/Truk
 +Pacific/Yap
 +Australia/LHI
 +Australia/Lord_Howe
 +Antarctica/Macquarie
 +Asia/Sakhalin
 +Asia/Vladivostok
 +Etc/GMT-11
 +Pacific/Efate
 +Pacific/Guadalcanal
 +Pacific/Kosrae
 +Pacific/Noumea
 +Pacific/Pohnpei
 +Pacific/Ponape
 +SST
 +Pacific/Norfolk
 +Antarctica/McMurdo
 +Antarctica/South_Pole
 +Asia/Anadyr
 +Asia/Kamchatka
 +Asia/Magadan
 +Etc/GMT-12
 +Kwajalein
 +NST
 +NZ
 +Pacific/Auckland
 +Pacific/Fiji
 +Pacific/Funafuti
 +Pacific/Kwajalein
 +Pacific/Majuro
 +Pacific/Nauru
 +Pacific/Tarawa
 +Pacific/Wake
 +Pacific/Wallis
 +NZ-CHAT
 +Pacific/Chatham
 +Etc/GMT-13
 +MIT
 +Pacific/Apia
 +Pacific/Enderbury
 +Pacific/Tongatapu
 +Etc/GMT-14
 +Pacific/Fakaofo
 +Pacific/Kiritimati
 +
 +</code>
java/allavailabletimezones.txt · Last modified: 2022/12/02 22:02 by 127.0.0.1