Class: Hold::InMemory::IdentitySetRepository

Inherits:
Object
  • Object
show all
Includes:
Hold::IdentitySetRepository
Defined in:
lib/hold/in_memory/identity_set_repository.rb

Instance Method Summary collapse

Methods included from Hold::IdentitySetRepository

#cell, #get_many_by_ids, #id_cell, #load, #reload, #update, #update_by_id

Methods included from SetRepository

#can_get_class?, #can_set_class?, #store_new

Constructor Details

#initialize(allocates_ids = false) ⇒ IdentitySetRepository 



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# File 'lib/hold/in_memory/identity_set_repository.rb', line 6

def initialize(allocates_ids=false)
  @by_id = {}
  @id_seq = 0 if allocates_ids
end

Instance Method Details

#allocates_ids? ⇒ Boolean 



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# File 'lib/hold/in_memory/identity_set_repository.rb', line 11

def allocates_ids?
  !!@id_seq
end

#contains?(object) ⇒ Boolean 



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# File 'lib/hold/in_memory/identity_set_repository.rb', line 27

def contains?(object)
  id = object.id or raise MissingIdentity
  @by_id.include?(id)
end

#contains_id?(id) ⇒ Boolean 



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# File 'lib/hold/in_memory/identity_set_repository.rb', line 44

def contains_id?(id)
  @by_id.include?(id)
end

#delete(object) ⇒ Object 



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# File 'lib/hold/in_memory/identity_set_repository.rb', line 22

def delete(object)
  id = object.id or raise MissingIdentity
  delete_id(id)
end

#delete_id(id) ⇒ Object 



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# File 'lib/hold/in_memory/identity_set_repository.rb', line 40

def delete_id(id)
  @by_id.delete(id)
end

#get_all ⇒ Object 



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# File 'lib/hold/in_memory/identity_set_repository.rb', line 32

def get_all
  @by_id.values
end

#get_by_id(id) ⇒ Object 



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# File 'lib/hold/in_memory/identity_set_repository.rb', line 36

def get_by_id(id)
  value = @by_id[id] and value.dup
end

#store(object) ⇒ Object

Raises:



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# File 'lib/hold/in_memory/identity_set_repository.rb', line 15

def store(object)
  id = object.id
  object.send(:id=, id = @id_seq += 1) if @id_seq && !id
  raise MissingIdentity unless id
  @by_id[id] = object
end