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Versions: 37
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Contents
module Xampl
class SimplePersister < Persister
def initialize(name=nil, format=nil)
super(name, format)
@module_map = {}
@cache = {}
end
def SimplePersister.kind
:simple
end
def kind
SimplePersister.kind
end
def sync_done
end
def has_changed(xampl)
throw :mixed_persisters unless self == xampl.persister
end
def cache(xampl)
return Xampl.store_in_map(@cache, xampl) { xampl }
end
def uncache(xampl)
end
def clear_cache
throw :really_bad_idea, "clearing the cache in a simple persister looses information"
end
def write(xampl)
return true
end
def read(klass, pid, target=nil)
xampl = Xampl.lookup_in_map(@cache, klass, pid)
if (nil != xampl) then
if target and target != xampl then
target.invalidate
throw(:cache_conflict)
end
throw(:load_unsupported) if xampl.load_needed
end
return xampl
end
end
Xampl.register_persister_kind(SimplePersister)
end
Version data entries
37 entries across 37 versions & 2 rubygems