Class: Multiton::InstanceMutex

Inherits:
Hash show all
Defined in:
lib/more/facets/multiton.rb

Overview

Mutex to safely store multiton instances.

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Hash

#&, #*, #+, #-, #<<, #alias!, #argumentize, autonew, #delete_unless, #delete_values, #delete_values_at, #diff, #each_with_key, #except, #except!, #has_keys?, #has_only_keys?, #insert, #inverse, #join, #mash!, #normalize_keys, #normalize_keys!, #pairs_at, #rand_key, #rand_key!, #rand_pair, #rand_pair!, #rand_value, #rand_value!, #rekey, #rekey!, #replace_each, #restore_snapshot, #reverse_merge, #reverse_merge!, #select!, #shuffle, #shuffle!, #slice, #slice!, #stringify_keys, #stringify_keys!, #swap!, #swapkey!, #symbolize_keys, #symbolize_keys!, #take_snapshot, #to_console, #to_h, #to_openobject, #to_ostruct, #to_ostruct_recurse, #to_proc, #to_proc_with_reponse, #to_struct, #traverse, #traverse!, #update_each, #update_keys, #update_values, #variablize_keys, #variablize_keys!, #weave, zipnew, #|

Constructor Details

#initialize ⇒ InstanceMutex

:nodoc:



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# File 'lib/more/facets/multiton.rb', line 127

def initialize
  @global = Mutex.new
end

Class Method Details

.synchronize ⇒ Object 



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# File 'lib/more/facets/multiton.rb', line 135

def (DummyMutex = Object.new).synchronize
  yield
end

Instance Method Details

#default(arg) ⇒ Object 



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# File 'lib/more/facets/multiton.rb', line 139

def default(arg)
  @global.synchronize{ fetch(arg){ store(arg, Mutex.new) } }
end

#initialized(arg) ⇒ Object 



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# File 'lib/more/facets/multiton.rb', line 131

def initialized(arg)
  store(arg, DummyMutex)
end