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.



139
140
141
142
 
# File 'lib/monitor.rb', line 139

def broadcast
  @monitor.mon_check_owner
  @cond.broadcast
end

#signal ⇒ Object

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



131
132
133
134
 
# File 'lib/monitor.rb', line 131

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.



105
106
107
108
 
# File 'lib/monitor.rb', line 105

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.



122
123
124
125
126
 
# File 'lib/monitor.rb', line 122

def wait_until
  until yield
    wait
  end
end

#wait_while ⇒ Object

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



113
114
115
116
117
 
# File 'lib/monitor.rb', line 113

def wait_while
  while yield
    wait
  end
end