def move(port, tuple, sec=nil)
template = WaitTemplateEntry.new(self, tuple, sec)
yield(template) if block_given?
synchronize do
entry = @bag.find(template)
if entry
port.push(entry.value) if port
@bag.delete(entry)
notify_event('take', entry.value)
return port ? nil : entry.value
end
raise RequestExpiredError if template.expired?
begin
@take_waiter.push(template)
start_keeper if template.expires
while true
raise RequestCanceledError if template.canceled?
raise RequestExpiredError if template.expired?
entry = @bag.find(template)
if entry
port.push(entry.value) if port
@bag.delete(entry)
notify_event('take', entry.value)
return port ? nil : entry.value
end
template.wait
end
ensure
@take_waiter.delete(template)
end
end
end