Class: MonitorMixin::ConditionVariable

Inherits:
Object
  • Object
show all
Defined in:
lib/monitor.rb

Overview

FIXME: This isn’t documented in Nutshell.

Since MonitorMixin.new_cond returns a ConditionVariable, and the example above calls while_wait and signal, this class should be documented.

Instance Method Summary collapse

Instance Method Details

#broadcast ⇒ Object

Wakes up all threads waiting for this lock.



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# File 'lib/monitor.rb', line 140

def broadcast
  @monitor.mon_check_owner
  @cond.broadcast
end

#signal ⇒ Object

Wakes up the first thread in line waiting for this lock.



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# File 'lib/monitor.rb', line 132

def signal
  @monitor.mon_check_owner
  @cond.signal
end

#wait(timeout = nil) ⇒ Object

Releases the lock held in the associated monitor and waits; reacquires the lock on wakeup.

If timeout is given, this method returns after timeout seconds passed, even if no other thread doesn’t signal.



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# File 'lib/monitor.rb', line 106

def wait(timeout = nil)
  @monitor.mon_check_owner
  @monitor.wait_for_cond(@cond, timeout)
end

#wait_until ⇒ Object

Calls wait repeatedly until the given block yields a truthy value.



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# File 'lib/monitor.rb', line 123

def wait_until
  until yield
    wait
  end
end

#wait_while ⇒ Object

Calls wait repeatedly while the given block yields a truthy value.



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# File 'lib/monitor.rb', line 114

def wait_while
  while yield
    wait
  end
end