aparler/RosettaCodeData
1
0
Fork 0
Code Issues 12 Pull requests 3 Projects Releases Packages Wiki Activity Actions

all tasks

Browse source
This commit is contained in:
Ingy döt Net 2013-04-11 01:07:29 -07:00
parent b83f433714
commit 68f8f3e56b
14735 changed files with 178959 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

19
Task/Singleton/Oz/singleton.oz Normal file
View file

@ -0,0 +1,19 @@
declare
local
class Singleton
meth init
skip
end
end
L = {NewLock}
Instance
in
fun {GetInstance}
lock L then
if {IsFree Instance} then
Instance = {New Singleton init}
end
Instance
end
end
end