/// <summary> /// Acquires reader lock associated with the given object. /// </summary> /// <typeparam name="T">The type of the object to be locked.</typeparam> /// <param name="obj">The object to be locked.</param> /// <param name="timeout">The interval to wait for the lock.</param> /// <returns>The acquired lock holder.</returns> /// <exception cref="TimeoutException">The lock cannot be acquired during the specified amount of time.</exception> public static Task <AsyncLock.Holder> AcquireReadLockAsync <T>(this T obj, TimeSpan timeout) where T : class => AsyncLock.ReadLock(obj.GetReaderWriterLock(), false).Acquire(timeout);
/// <summary>
/// Acquires reader lock associated with the given object.
/// </summary>
/// <typeparam name="T">The type of the object to be locked.</typeparam>
/// <param name="obj">The object to be locked.</param>
/// <param name="token">The token that can be used to abort acquisition operation.</param>
/// <returns>The acquired lock holder.</returns>
public static Task <AsyncLock.Holder> AcquireWriteLockAsync <T>(this T obj, CancellationToken token)
where T : class => AsyncLock.WriteLock(obj.GetReaderWriterLock()).AcquireAsync(token);
/// <summary>
/// Acquires upgradeable lock associated with the given object.
/// </summary>
/// <typeparam name="T">The type of the object to be locked.</typeparam>
/// <param name="obj">The object to be locked.</param>
/// <param name="token">The token that can be used to abort acquisition operation.</param>
/// <returns>The acquired lock holder.</returns>
public static Task <AsyncLock.Holder> AcquireUpgradeableReadLockAsync <T>(this T obj, CancellationToken token)
where T : class => AsyncLock.ReadLock(obj.GetReaderWriterLock(), true).AcquireAsync(token);
/// <summary>
/// Acquires writer lock associated with the given object.
/// </summary>
/// <typeparam name="T">The type of the object to be locked.</typeparam>
/// <param name="obj">The object to be locked.</param>
/// <param name="timeout">The interval to wait for the lock.</param>
/// <returns>The acquired lock holder.</returns>
/// <exception cref="TimeoutException">The lock cannot be acquired during the specified amount of time.</exception>
public static Task <AsyncLock.Holder> AcquireWriteLockAsync <T>(this T obj, TimeSpan timeout)
where T : class => AsyncLock.WriteLock(obj.GetReaderWriterLock()).AcquireAsync(timeout);