public void ExitWriteLock(ref ReaderWriterLockCookie cookie, int millisecondsTimeout)
{
#if NET35_OR_GREATER || NETCOREAPP || NETSTANDARD
if (!ReaderWriterLock.IsWriteLockHeld)
{
return;
}
ReaderWriterLock.ExitWriteLock();
if (cookie.FromRead)
{
if (!ReaderWriterLock.TryEnterReadLock(millisecondsTimeout))
{
throw new TimeoutException("恢复读锁超时");
}
}
#else
if (!ReaderWriterLock.IsWriterLockHeld)
{
return;
}
if (cookie.FromRead)
{
ReaderWriterLock.DowngradeFromWriterLock(ref cookie.LockCookie);
return;
}
ReaderWriterLock.ReleaseWriterLock();
#endif
}
public bool TryExitWriteLock(ref ReaderWriterLockCookie cookie, int millisecondsTimeout)
{
try {
ExitWriteLock(ref cookie, millisecondsTimeout);
return(true);
} catch (ApplicationException) {
} catch (TimeoutException) {
}
return(false);
}
public bool TryEnterWriteLock(out ReaderWriterLockCookie cookie, int millisecondsTimeout)
{
try {
EnterWriteLock(out cookie, millisecondsTimeout);
return(true);
} catch (ApplicationException) {
} catch (TimeoutException) {
}
cookie = default(ReaderWriterLockCookie);
return(false);
}
public void EnterWriteLock(out ReaderWriterLockCookie cookie, int millisecondsTimeout)
{
cookie = new ReaderWriterLockCookie();
#if NET35_OR_GREATER || NETCOREAPP || NETSTANDARD
if (ReaderWriterLock.IsWriteLockHeld)
{
return;
}
if (ReaderWriterLock.IsReadLockHeld)
{
cookie.FromRead = true;
ReaderWriterLock.ExitReadLock();
}
if (!ReaderWriterLock.TryEnterWriteLock(millisecondsTimeout))
{
if (cookie.FromRead)
{
if (!ReaderWriterLock.TryEnterReadLock(millisecondsTimeout))
{
throw new TimeoutException("恢复读锁超时");
}
}
throw new TimeoutException("获取写锁超时");
}
#else
if (ReaderWriterLock.IsWriterLockHeld)
{
return;
}
if (ReaderWriterLock.IsReaderLockHeld)
{
cookie.FromRead = true;
cookie.LockCookie = ReaderWriterLock.UpgradeToWriterLock(millisecondsTimeout);
return;
}
ReaderWriterLock.AcquireWriterLock(millisecondsTimeout);
#endif
}
public bool TryExitWriteLock(ref ReaderWriterLockCookie cookie)
{
return(TryExitWriteLock(ref cookie, MillisecondsTimeout));
}
public bool TryExitWriteLock(ref ReaderWriterLockCookie cookie, TimeSpan timeout)
{
return(TryExitWriteLock(ref cookie, (int)timeout.TotalMilliseconds));
}
public void ExitWriteLock(ref ReaderWriterLockCookie cookie)
{
ExitWriteLock(ref cookie, MillisecondsTimeout);
}
public void ExitWriteLock(ref ReaderWriterLockCookie cookie, TimeSpan timeout)
{
ExitWriteLock(ref cookie, (int)timeout.TotalMilliseconds);
}
public bool TryEnterWriteLock(out ReaderWriterLockCookie cookie)
{
return(TryEnterWriteLock(out cookie, MillisecondsTimeout));
}
public bool TryEnterWriteLock(out ReaderWriterLockCookie cookie, TimeSpan timeout)
{
return(TryEnterWriteLock(out cookie, timeout));
}
public void EnterWriteLock(out ReaderWriterLockCookie cookie)
{
EnterWriteLock(out cookie, MillisecondsTimeout);
}
public void EnterWriteLock(out ReaderWriterLockCookie cookie, TimeSpan timeout)
{
EnterWriteLock(out cookie, (int)timeout.TotalMilliseconds);
}