Class: Google::Protobuf::Internal::AtomicCounter

Inherits:

Object

• Object
• Google::Protobuf::Internal::AtomicCounter

Defined in:

lib/google/protobuf/descriptor_dsl.rb

Instance Method Summary

• #get_and_increment ⇒ Object
• #initialize ⇒ AtomicCounter constructor

  A new instance of AtomicCounter.

Constructor Details

#initialize ⇒ AtomicCounter

Returns a new instance of AtomicCounter.

# File 'lib/google/protobuf/descriptor_dsl.rb', line 18

def initialize
  @n = 0
  @mu = Mutex.new
end

Instance Method Details

#get_and_increment ⇒ Object

# File 'lib/google/protobuf/descriptor_dsl.rb', line 23

def get_and_increment
  n = @n
  @mu.synchronize {
    @n += 1
  }
  return n
end