Class: GenerateId

Inherits:
Object show all
Defined in:
lib/generate_id.rb

Instance Method Summary collapse

Constructor Details

#initialize(&already_exist) ⇒ GenerateId

Returns a new instance of GenerateId.



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# File 'lib/generate_id.rb', line 11

def initialize ( &already_exist )
  md5 = Digest::MD5::new
  id = ''
  begin
    md5.update(id)
    md5.update(Time.now.to_s)
    md5.update(rand.to_s)
    md5.update($$.to_s)
    md5.update($0)
    id = md5.hexdigest[0,16]
  end while block_given? and already_exist[id]
  id
end