diff --git a/src/java.base/share/data/tzdata/VERSION b/src/java.base/share/data/tzdata/VERSION index 740427424a6..9c056fac345 100644 --- a/src/java.base/share/data/tzdata/VERSION +++ b/src/java.base/share/data/tzdata/VERSION @@ -21,4 +21,4 @@ # or visit www.oracle.com if you need additional information or have any # questions. # -tzdata2024b +tzdata2025a diff --git a/src/java.base/share/data/tzdata/antarctica b/src/java.base/share/data/tzdata/antarctica index 058d8d6a7a2..87787d31cfe 100644 --- a/src/java.base/share/data/tzdata/antarctica +++ b/src/java.base/share/data/tzdata/antarctica @@ -197,6 +197,8 @@ Zone Antarctica/Mawson 0 - -00 1954 Feb 13 # France & Italy - year-round base # Concordia, -750600+1232000, since 2005 +# https://en.wikipedia.org/wiki/Concordia_Station +# Can use Asia/Singapore, which it has agreed with since inception. # Germany - year-round base # Neumayer III, -704080-0081602, since 2009 diff --git a/src/java.base/share/data/tzdata/asia b/src/java.base/share/data/tzdata/asia index 5c8568f334a..b0a6fa01d20 100644 --- a/src/java.base/share/data/tzdata/asia +++ b/src/java.base/share/data/tzdata/asia @@ -3688,21 +3688,70 @@ Zone Asia/Hebron 2:20:23 - LMT 1900 Oct # be immediately followed by 1845-01-01; see R.H. van Gent's # History of the International Date Line # https://webspace.science.uu.nl/~gent0113/idl/idl_philippines.htm -# The rest of the data entries are from Shanks & Pottenger. -# From Jesper Nørgaard Welen (2006-04-26): -# ... claims that Philippines had DST last time in 1990: -# http://story.philippinetimes.com/p.x/ct/9/id/145be20cc6b121c0/cid/3e5bbccc730d258c/ -# [a story dated 2006-04-25 by Cris Larano of Dow Jones Newswires, -# but no details] - -# From Paul Eggert (2014-08-14): -# The following source says DST may be instituted November-January and again -# March-June, but this is not definite. It also says DST was last proclaimed -# during the Ramos administration (1992-1998); but again, no details. -# Carcamo D. PNoy urged to declare use of daylight saving time. -# Philippine Star 2014-08-05 -# http://www.philstar.com/headlines/2014/08/05/1354152/pnoy-urged-declare-use-daylight-saving-time +# From P Chan (2021-05-10): +# Here's a fairly comprehensive article in Japanese: +# https://wiki.suikawiki.org/n/Philippine%20Time +# (2021-05-16): +# According to the references listed in the article, +# the periods that the Philippines (Manila) observed DST or used +9 are: +# +# 1936-10-31 24:00 to 1937-01-15 24:00 +# (Proclamation No. 104, Proclamation No. 126) +# 1941-12-15 24:00 to 1945-11-30 24:00 +# (Proclamation No. 789, Proclamation No. 20) +# 1954-04-11 24:00 to 1954-06-04 24:00 +# (Proclamation No. 13, Proclamation No. 33) +# 1977-03-27 24:00 to 1977-09-21 24:00 +# (Proclamation No. 1629, Proclamation No. 1641) +# 1990-05-21 00:00 to 1990-07-28 24:00 +# (National Emergency Memorandum Order No. 17, Executive Order No. 415) +# +# Proclamation No. 104 ... October 30, 1936 +# https://www.officialgazette.gov.ph/1936/10/30/proclamation-no-104-s-1936/ +# Proclamation No. 126 ... January 15, 1937 +# https://www.officialgazette.gov.ph/1937/01/15/proclamation-no-126-s-1937/ +# Proclamation No. 789 ... December 13, 1941 +# https://www.officialgazette.gov.ph/1941/12/13/proclamation-no-789-s-1941/ +# Proclamation No. 20 ... November 11, 1945 +# https://www.officialgazette.gov.ph/1945/11/11/proclamation-no-20-s-1945/ +# Proclamation No. 13 ... April 6, 1954 +# https://www.officialgazette.gov.ph/1954/04/06/proclamation-no-13-s-1954/ +# Proclamation No. 33 ... June 3, 1954 +# https://www.officialgazette.gov.ph/1954/06/03/proclamation-no-33-s-1954/ +# Proclamation No. 1629 ... March 25, 1977 +# https://www.officialgazette.gov.ph/1977/03/25/proclamation-no-1629-s-1977/ +# Proclamation No. 1641 ...May 26, 1977 +# https://www.officialgazette.gov.ph/1977/05/26/proclamation-no-1641-s-1977/ +# National Emergency Memorandum Order No. 17 ... May 2, 1990 +# https://www.officialgazette.gov.ph/1990/05/02/national-emergency-memorandum-order-no-17-s-1990/ +# Executive Order No. 415 ... July 20, 1990 +# https://www.officialgazette.gov.ph/1990/07/20/executive-order-no-415-s-1990/ +# +# During WWII, Proclamation No. 789 fixed two periods of DST. The first period +# was set to continue only until January 31, 1942. But Manila was occupied by +# the Japanese earlier in the month.... +# +# For the date of the adoption of standard time, Shank[s] gives 1899-05-11. +# The article is not able to state the basis of that. I guess it was based on +# a US War Department Circular issued on that date. +# https://books.google.com/books?id=JZ1PAAAAYAAJ&pg=RA3-PA8 +# +# However, according to other sources, standard time was adopted on +# 1899-09-06. Also, the LMT was GMT+8:03:52 +# https://books.google.com/books?id=MOYIAQAAIAAJ&pg=PA521 +# https://books.google.com/books?id=lSnqqatpYikC&pg=PA21 +# +# From Paul Eggert (2024-09-05): +# The penultimate URL in P Chan's email refers to page 521 of +# Selga M, The Time Service in the Philippines. +# Proc Pan-Pacific Science Congress. Vol. 1 (1923), 519-532. +# It says, "The change from the meridian 120° 58' 04" to the 120th implied a +# change of 3 min. 52s.26 in time; consequently on 6th September, 1899, +# Manila Observatory gave the noon signal 3 min. 52s.26 later than before". +# +# Wikipedia says the US declared Manila liberated on March 4, 1945; +# this doesn't affect clocks, just our time zone abbreviation and DST flag. # From Paul Goyette (2018-06-15) with URLs updated by Guy Harris (2024-02-15): # In the Philippines, there is a national law, Republic Act No. 10535 @@ -3720,24 +3769,26 @@ Zone Asia/Hebron 2:20:23 - LMT 1900 Oct # influence of the sources. There is no current abbreviation for DST, # so use "PDT", the usual American style. -# From P Chan (2021-05-10): -# Here's a fairly comprehensive article in Japanese: -# https://wiki.suikawiki.org/n/Philippine%20Time -# From Paul Eggert (2021-05-10): -# The info in the Japanese table has not been absorbed (yet) below. - # Rule NAME FROM TO - IN ON AT SAVE LETTER/S -Rule Phil 1936 only - Nov 1 0:00 1:00 D -Rule Phil 1937 only - Feb 1 0:00 0 S -Rule Phil 1954 only - Apr 12 0:00 1:00 D -Rule Phil 1954 only - Jul 1 0:00 0 S -Rule Phil 1978 only - Mar 22 0:00 1:00 D -Rule Phil 1978 only - Sep 21 0:00 0 S +Rule Phil 1936 only - Oct 31 24:00 1:00 D +Rule Phil 1937 only - Jan 15 24:00 0 S +Rule Phil 1941 only - Dec 15 24:00 1:00 D +# The following three rules were canceled by Japan: +#Rule Phil 1942 only - Jan 31 24:00 0 S +#Rule Phil 1942 only - Mar 1 0:00 1:00 D +#Rule Phil 1942 only - Jun 30 24:00 0 S +Rule Phil 1945 only - Nov 30 24:00 0 S +Rule Phil 1954 only - Apr 11 24:00 1:00 D +Rule Phil 1954 only - Jun 4 24:00 0 S +Rule Phil 1977 only - Mar 27 24:00 1:00 D +Rule Phil 1977 only - Sep 21 24:00 0 S +Rule Phil 1990 only - May 21 0:00 1:00 D +Rule Phil 1990 only - Jul 28 24:00 0 S # Zone NAME STDOFF RULES FORMAT [UNTIL] -Zone Asia/Manila -15:56:00 - LMT 1844 Dec 31 - 8:04:00 - LMT 1899 May 11 - 8:00 Phil P%sT 1942 May - 9:00 - JST 1944 Nov +Zone Asia/Manila -15:56:08 - LMT 1844 Dec 31 + 8:03:52 - LMT 1899 Sep 6 4:00u + 8:00 Phil P%sT 1942 Feb 11 24:00 + 9:00 - JST 1945 Mar 4 8:00 Phil P%sT # Bahrain diff --git a/src/java.base/share/data/tzdata/australasia b/src/java.base/share/data/tzdata/australasia index 09698826a49..d659d1fb4b1 100644 --- a/src/java.base/share/data/tzdata/australasia +++ b/src/java.base/share/data/tzdata/australasia @@ -1262,10 +1262,10 @@ Zone Pacific/Efate 11:13:16 - LMT 1912 Jan 13 # Vila # The 1992 ending date used in the rules is a best guess; # it matches what was used in the past. -# The Australian Bureau of Meteorology FAQ -# http://www.bom.gov.au/faq/faqgen.htm -# (1999-09-27) writes that Giles Meteorological Station uses -# South Australian time even though it's located in Western Australia. +# From Christopher Hunt (2006-11-21), after an advance warning +# from Jesper Nørgaard Welen (2006-11-01): +# WA are trialing DST for three years. +# http://www.parliament.wa.gov.au/parliament/bills.nsf/9A1B183144403DA54825721200088DF1/$File/Bill175-1B.pdf # From Paul Eggert (2018-04-01): # The Guardian Express of Perth, Australia reported today that the @@ -1277,54 +1277,10 @@ Zone Pacific/Efate 11:13:16 - LMT 1912 Jan 13 # Vila # https://www.communitynews.com.au/guardian-express/news/exclusive-daylight-savings-coming-wa-summer-2018/ # [The article ends with "Today's date is April 1."] -# Queensland - -# From Paul Eggert (2018-02-26): -# I lack access to the following source for Queensland DST: -# Pearce C. History of daylight saving time in Queensland. -# Queensland Hist J. 2017 Aug;23(6):389-403 -# https://search.informit.com.au/documentSummary;dn=994682348436426;res=IELHSS - -# From George Shepherd via Simon Woodhead via Robert Elz (1991-03-06): -# # The state of QUEENSLAND.. [ Courtesy Qld. Dept Premier Econ&Trade Devel ] -# # [ Dec 1990 ] -# ... -# Zone Australia/Queensland 10:00 AQ %sST -# ... -# Rule AQ 1971 only - Oct lastSun 2:00 1:00 D -# Rule AQ 1972 only - Feb lastSun 3:00 0 E -# Rule AQ 1989 max - Oct lastSun 2:00 1:00 D -# Rule AQ 1990 max - Mar Sun>=1 3:00 0 E - -# From Bradley White (1989-12-24): -# "Australia/Queensland" now observes daylight time (i.e. from -# October 1989). - -# From Bradley White (1991-03-04): -# A recent excerpt from an Australian newspaper... -# ...Queensland...[has] agreed to end daylight saving -# at 3am tomorrow (March 3)... - -# From John Mackin (1991-03-06): -# I can certainly confirm for my part that Daylight Saving in NSW did in fact -# end on Sunday, 3 March. I don't know at what hour, though. (It surprised -# me.) - -# From Bradley White (1992-03-08): -# ...there was recently a referendum in Queensland which resulted -# in the experimental daylight saving system being abandoned. So, ... -# ... -# Rule QLD 1989 1991 - Oct lastSun 2:00 1:00 D -# Rule QLD 1990 1992 - Mar Sun>=1 3:00 0 S -# ... - -# From Arthur David Olson (1992-03-08): -# The chosen rules the union of the 1971/1972 change and the 1989-1992 changes. - -# From Christopher Hunt (2006-11-21), after an advance warning -# from Jesper Nørgaard Welen (2006-11-01): -# WA are trialing DST for three years. -# http://www.parliament.wa.gov.au/parliament/bills.nsf/9A1B183144403DA54825721200088DF1/$File/Bill175-1B.pdf +# The Australian Bureau of Meteorology FAQ +# http://www.bom.gov.au/faq/faqgen.htm +# (1999-09-27) writes that Giles Meteorological Station uses +# South Australian time even though it's located in Western Australia. # From Rives McDow (2002-04-09): # The most interesting region I have found consists of three towns on the @@ -1382,6 +1338,59 @@ Zone Pacific/Efate 11:13:16 - LMT 1912 Jan 13 # Vila # For lack of better info, assume the tradition dates back to the # introduction of standard time in 1895. +# From Stuart Bishop (2024-11-12): +# An article discussing the in-use but technically unofficial timezones +# in the Western Australian portion of the Nullarbor Plain. +# https://www.abc.net.au/news/2024-11-22/outback-wa-properties-strange-time-zones/104542494 +# From Paul Eggert (2024-11-12): +# As the article says, the Eyre Bird Observatory and nearby sheep stations +# can use Tokyo time. Other possibilities include Asia/Chita, Asia/Seoul, +# and Asia/Jayapura. + +# Queensland + +# From Paul Eggert (2018-02-26): +# I lack access to the following source for Queensland DST: +# Pearce C. History of daylight saving time in Queensland. +# Queensland Hist J. 2017 Aug;23(6):389-403 +# https://search.informit.com.au/documentSummary;dn=994682348436426;res=IELHSS + +# From George Shepherd via Simon Woodhead via Robert Elz (1991-03-06): +# # The state of QUEENSLAND.. [ Courtesy Qld. Dept Premier Econ&Trade Devel ] +# # [ Dec 1990 ] +# ... +# Zone Australia/Queensland 10:00 AQ %sST +# ... +# Rule AQ 1971 only - Oct lastSun 2:00 1:00 D +# Rule AQ 1972 only - Feb lastSun 3:00 0 E +# Rule AQ 1989 max - Oct lastSun 2:00 1:00 D +# Rule AQ 1990 max - Mar Sun>=1 3:00 0 E + +# From Bradley White (1989-12-24): +# "Australia/Queensland" now observes daylight time (i.e. from +# October 1989). + +# From Bradley White (1991-03-04): +# A recent excerpt from an Australian newspaper... +# ...Queensland...[has] agreed to end daylight saving +# at 3am tomorrow (March 3)... + +# From John Mackin (1991-03-06): +# I can certainly confirm for my part that Daylight Saving in NSW did in fact +# end on Sunday, 3 March. I don't know at what hour, though. (It surprised +# me.) + +# From Bradley White (1992-03-08): +# ...there was recently a referendum in Queensland which resulted +# in the experimental daylight saving system being abandoned. So, ... +# ... +# Rule QLD 1989 1991 - Oct lastSun 2:00 1:00 D +# Rule QLD 1990 1992 - Mar Sun>=1 3:00 0 S +# ... + +# From Arthur David Olson (1992-03-08): +# The chosen rules the union of the 1971/1972 change and the 1989-1992 changes. + # southeast Australia # diff --git a/src/java.base/share/data/tzdata/etcetera b/src/java.base/share/data/tzdata/etcetera index 780c835819d..41660b05dba 100644 --- a/src/java.base/share/data/tzdata/etcetera +++ b/src/java.base/share/data/tzdata/etcetera @@ -74,6 +74,10 @@ Link Etc/GMT GMT # so we moved the names into the Etc subdirectory. # Also, the time zone abbreviations are now compatible with %z. +# There is no "Etc/Unknown" entry, as CLDR says that "Etc/Unknown" +# corresponds to an unknown or invalid time zone, and things would get +# confusing if Etc/Unknown were made valid here. + Zone Etc/GMT-14 14 - %z Zone Etc/GMT-13 13 - %z Zone Etc/GMT-12 12 - %z diff --git a/src/java.base/share/data/tzdata/europe b/src/java.base/share/data/tzdata/europe index df203f218d1..7ba6c679609 100644 --- a/src/java.base/share/data/tzdata/europe +++ b/src/java.base/share/data/tzdata/europe @@ -1170,7 +1170,7 @@ Zone Atlantic/Faroe -0:27:04 - LMT 1908 Jan 11 # Tórshavn # However, Greenland will change to Daylight Saving Time again in 2024 # and onwards. -# From a contributor who wishes to remain anonymous for now (2023-10-29): +# From Jule Dabars (2023-10-29): # https://www.dr.dk/nyheder/seneste/i-nat-skal-uret-stilles-en-time-tilbage-men-foerste-gang-sker-det-ikke-i-groenland # with a link to that page: # https://naalakkersuisut.gl/Nyheder/2023/10/2710_sommertid diff --git a/src/java.base/share/data/tzdata/factory b/src/java.base/share/data/tzdata/factory index a05346a301d..e5e7d88f5f6 100644 --- a/src/java.base/share/data/tzdata/factory +++ b/src/java.base/share/data/tzdata/factory @@ -31,5 +31,15 @@ # time zone abbreviation "-00", indicating that the actual time zone # is unknown. +# TZ="Factory" was added to TZDB in 1989, and in 2016 its abbreviation +# was changed to "-00" from a longish English-language error message. +# Around 2010, CLDR added "Etc/Unknown" for use with TZDB, to stand +# for an unknown or invalid time zone. These two notions differ: +# TZ="Factory" is a valid timezone, so tzalloc("Factory") succeeds, whereas +# TZ="Etc/Unknown" is invalid and tzalloc("Etc/Unknown") fails. +# Also, a downstream distributor could modify Factory to be a +# default timezone suitable for the devices it manufactures, +# whereas that cannot happen for Etc/Unknown. + # Zone NAME STDOFF RULES FORMAT Zone Factory 0 - -00 diff --git a/src/java.base/share/data/tzdata/leapseconds b/src/java.base/share/data/tzdata/leapseconds index 63a76620dbf..042a32b052c 100644 --- a/src/java.base/share/data/tzdata/leapseconds +++ b/src/java.base/share/data/tzdata/leapseconds @@ -92,11 +92,11 @@ Leap 2016 Dec 31 23:59:60 + S # Any additional leap seconds will come after this. # This Expires line is commented out for now, # so that pre-2020a zic implementations do not reject this file. -#Expires 2025 Jun 28 00:00:00 +#Expires 2025 Dec 28 00:00:00 # POSIX timestamps for the data in this file: -#updated 1720104763 (2024-07-04 14:52:43 UTC) -#expires 1751068800 (2025-06-28 00:00:00 UTC) +#updated 1736208000 (2025-01-07 00:00:00 UTC) +#expires 1766880000 (2025-12-28 00:00:00 UTC) # Updated through IERS Bulletin C (https://hpiers.obspm.fr/iers/bul/bulc/bulletinc.dat) -# File expires on 28 June 2025 +# File expires on 28 December 2025 diff --git a/src/java.base/share/data/tzdata/northamerica b/src/java.base/share/data/tzdata/northamerica index c95e7d0e643..0a54e63becc 100644 --- a/src/java.base/share/data/tzdata/northamerica +++ b/src/java.base/share/data/tzdata/northamerica @@ -50,9 +50,12 @@ # in New York City (1869-10). His 1870 proposal was based on Washington, DC, # but in 1872-05 he moved the proposed origin to Greenwich. -# From Paul Eggert (2018-03-20): +# From Paul Eggert (2024-11-18): # Dowd's proposal left many details unresolved, such as where to draw -# lines between time zones. The key individual who made time zones +# lines between time zones. Sandford Fleming of the Canadian Pacific Railway +# argued for Dowd's proposal in 1876, and Cleveland Abbe of the American +# Meteorology Society published a report in 1879 recommending four US time +# zones based on GMT. However, the key individual who made time zones # work in the US was William Frederick Allen - railway engineer, # managing editor of the Travelers' Guide, and secretary of the # General Time Convention, a railway standardization group. Allen @@ -2654,7 +2657,7 @@ Zone America/Dawson -9:17:40 - LMT 1900 Aug 20 # http://puentelibre.mx/noticia/ciudad_juarez_cambio_horario_noviembre_2022/ # Rule NAME FROM TO - IN ON AT SAVE LETTER/S -Rule Mexico 1931 only - April 30 0:00 1:00 D +Rule Mexico 1931 only - Apr 30 0:00 1:00 D Rule Mexico 1931 only - Oct 1 0:00 0 S Rule Mexico 1939 only - Feb 5 0:00 1:00 D Rule Mexico 1939 only - Jun 25 0:00 0 S diff --git a/src/java.base/share/data/tzdata/southamerica b/src/java.base/share/data/tzdata/southamerica index 3824202546a..0a5859600e8 100644 --- a/src/java.base/share/data/tzdata/southamerica +++ b/src/java.base/share/data/tzdata/southamerica @@ -1710,7 +1710,7 @@ Rule Para 2005 2009 - Mar Sun>=8 0:00 0 - # and that on the first Sunday of the month of October, it is to be set # forward 60 minutes, in all the territory of the Paraguayan Republic. # ... -Rule Para 2010 max - Oct Sun>=1 0:00 1:00 - +Rule Para 2010 2024 - Oct Sun>=1 0:00 1:00 - Rule Para 2010 2012 - Apr Sun>=8 0:00 0 - # # From Steffen Thorsen (2013-03-07): @@ -1729,14 +1729,35 @@ Rule Para 2010 2012 - Apr Sun>=8 0:00 0 - # https://www.abc.com.py/politica/2023/07/12/promulgacion-el-cambio-de-hora-sera-por-ley/ # From Carlos Raúl Perasso (2023-07-27): # http://silpy.congreso.gov.py/descarga/ley-144138 -Rule Para 2013 max - Mar Sun>=22 0:00 0 - +Rule Para 2013 2024 - Mar Sun>=22 0:00 0 - +# +# From Heitor David Pinto (2024-09-24): +# Today the Congress of Paraguay passed a bill to observe UTC-3 permanently.... +# The text of the bill says that it would enter into force on the first +# Sunday in October 2024, the same date currently scheduled to start DST.... +# https://silpy.congreso.gov.py/web/expediente/132531 +# (2024-10-14): +# The president approved the law on 11 October 2024, +# and it was officially published on 14 October 2024. +# https://www.gacetaoficial.gov.py/index/detalle_publicacion/89723 +# The text of the law says that it enters into force on the first +# Sunday in October 2024 (6 October 2024). But the constitution +# prohibits retroactive effect, and the civil code says that laws +# enter into force on the day after their publication or on the day +# that they specify, and it also says that they don't have retroactive +# effect. So I think that the time change on 6 October 2024 should +# still be considered as DST according to the previous law, and +# permanently UTC-3 from 15 October 2024 according to the new law.... +# https://www.constituteproject.org/constitution/Paraguay_2011 +# https://www.oas.org/dil/esp/codigo_civil_paraguay.pdf # Zone NAME STDOFF RULES FORMAT [UNTIL] Zone America/Asuncion -3:50:40 - LMT 1890 -3:50:40 - AMT 1931 Oct 10 # Asunción Mean Time -4:00 - %z 1972 Oct -3:00 - %z 1974 Apr - -4:00 Para %z + -4:00 Para %z 2024 Oct 15 + -3:00 - %z # Peru # diff --git a/test/jdk/java/util/TimeZone/TimeZoneData/VERSION b/test/jdk/java/util/TimeZone/TimeZoneData/VERSION index f40be22e9ab..5159b3786e3 100644 --- a/test/jdk/java/util/TimeZone/TimeZoneData/VERSION +++ b/test/jdk/java/util/TimeZone/TimeZoneData/VERSION @@ -1 +1 @@ -tzdata2024b +tzdata2025a diff --git a/test/jdk/java/util/TimeZone/TimeZoneData/aliases.txt b/test/jdk/java/util/TimeZone/TimeZoneData/aliases.txt index 3217f68b825..c8d855453c2 100644 --- a/test/jdk/java/util/TimeZone/TimeZoneData/aliases.txt +++ b/test/jdk/java/util/TimeZone/TimeZoneData/aliases.txt @@ -1,6 +1,3 @@ -Link Asia/Riyadh87 Mideast/Riyadh87 -Link Asia/Riyadh88 Mideast/Riyadh88 -Link Asia/Riyadh89 Mideast/Riyadh89 Link Australia/Sydney Australia/ACT #= Australia/Canberra Link Australia/Lord_Howe Australia/LHI Link Australia/Sydney Australia/NSW