core.sync.condition

The condition module provides a primitive for synchronized condition checking.

Authors:
Sean Kelly

class Condition;

This class represents a condition variable as conceived by C.A.R. Hoare. As per Mesa type monitors however, "signal" has been replaced with "notify" to indicate that control is not transferred to the waiter when a notification is sent.

this(Mutex m);

Initializes a condition object which is associated with the supplied mutex object.

Parameters:

Mutex m

The mutex with which this condition will be associated.

Throws:
SyncException on error.

@property Mutex mutex();

Gets the mutex associated with this condition.

Returns:
The mutex associated with this condition.

void wait();

Wait until notified.

Throws:
SyncException on error.

bool wait(Duration val);

Suspends the calling thread until a notification occurs or until the supplied time period has elapsed.

Parameters:

Duration val

The time to wait.

In:
val must be non-negative.

Throws:
SyncException on error.

Returns:
true if notified before the timeout and false if not.

deprecated bool wait(long period);

Deprecated. It will be removed in December 2012. Please use the version which takes a Duration instead.

Suspends the calling thread until a notification occurs or until the supplied time period has elapsed.

Parameters:

long period

The time to wait, in 100 nanosecond intervals. This value may be adjusted to equal the maximum wait period supported by the target platform if it is too large.

In:
period must be non-negative.

Throws:
SyncException on error.

Returns:
true if notified before the timeout and false if not.

void notify();

Notifies one waiter.

Throws:
SyncException on error.

void notifyAll();

Notifies all waiters.

Throws:
SyncException on error.

std

etc

core

core.sync.condition