protected virtual void Using(ContentMapLockType lockType, Action <ContentMap> action,
[CallerMemberName] string memberName = "",
[CallerFilePath] string sourceFilePath = "",
[CallerLineNumber] int sourceLineNumber = 0)
{
var map = _map.Value;
map.Using(lockType, () => action(map), memberName, sourceFilePath, sourceLineNumber);
}
protected virtual T Using <T>(ContentMapLockType lockType, Func <ContentMap, T> action,
[CallerMemberName] string memberName = "",
[CallerFilePath] string sourceFilePath = "",
[CallerLineNumber] int sourceLineNumber = 0)
{
var map = _map.Value;
return(map.Using(lockType, () => action(map), memberName, sourceFilePath, sourceLineNumber));
}
public void Using(ContentMapLockType lockType, Action action,
[CallerMemberName] string memberName = "",
[CallerFilePath] string sourceFilePath = "",
[CallerLineNumber] int sourceLineNumber = 0)
{
var timer = Stopwatch.StartNew();
var contentMapCallId = Guid.NewGuid();
CmsEventSource.Log.ContentMapLockStatus(lockType, "Requested", timer.ElapsedMilliseconds);
ADXTrace.Instance.TraceInfo(TraceCategory.Application, string.Format("ContentMap[{0}]: LockType - {1}, Requested - {2}", contentMapCallId, lockType, timer.ElapsedMilliseconds),
memberName, sourceFilePath, sourceLineNumber);
if (lockType == ContentMapLockType.Read && !_lock.TryEnterReadLock(LockTimeout))
{
TraceLock("Using", _lock);
CmsEventSource.Log.ContentMapLockTimeout(lockType, _lock);
ADXTrace.Instance.TraceError(TraceCategory.Application, string.Format("ContentMap[{0}]: Failed to acquire read lock on content map. LockType - {1}", contentMapCallId, lockType),
memberName, sourceFilePath, sourceLineNumber);
throw new TimeoutException("Failed to acquire read lock on content map.");
}
if (lockType == ContentMapLockType.Write && !_lock.TryEnterWriteLock(LockTimeout))
{
TraceLock("Using", _lock);
CmsEventSource.Log.ContentMapLockTimeout(lockType, _lock);
ADXTrace.Instance.TraceError(TraceCategory.Application, string.Format("ContentMap[{0}]: A write lock couldn't be acquired on the content map. LockType - {1}", contentMapCallId, lockType),
memberName, sourceFilePath, sourceLineNumber);
throw new TimeoutException("A write lock couldn't be acquired on the content map.");
}
try
{
CmsEventSource.Log.ContentMapLockStatus(lockType, "Acquired", timer.ElapsedMilliseconds);
ADXTrace.Instance.TraceInfo(TraceCategory.Application, string.Format("ContentMap[{0}]: LockType - {1}, Acquired - {2}", contentMapCallId, lockType, timer.ElapsedMilliseconds),
memberName, sourceFilePath, sourceLineNumber);
action();
}
finally
{
if (lockType == ContentMapLockType.Read)
{
_lock.ExitReadLock();
}
if (lockType == ContentMapLockType.Write)
{
_lock.ExitWriteLock();
}
timer.Stop();
CmsEventSource.Log.ContentMapLockStatus(lockType, "Released", timer.ElapsedMilliseconds);
ADXTrace.Instance.TraceInfo(TraceCategory.Application, string.Format("ContentMap[{0}]: LockType - {1}, Released - {2}", contentMapCallId, lockType, timer.ElapsedMilliseconds),
memberName, sourceFilePath, sourceLineNumber);
}
}
public T Using <T>(ContentMapLockType lockType, Func <T> action,
[CallerMemberName] string memberName = "",
[CallerFilePath] string sourceFilePath = "",
[CallerLineNumber] int sourceLineNumber = 0)
{
var result = default(T);
Using(lockType, () => { result = action(); }, memberName, sourceFilePath, sourceLineNumber);
return(result);
}
public void ContentMapLockStatus(ContentMapLockType lockType, string status, long duration)
{
ContentMapLockStatus(
lockType.ToString(),
status,
duration,
this.PortalUrl,
this.PortalVersion,
this.ProductionOrTrial,
this.SessionId,
this.ElapsedTime());
}
public void ContentMapLockTimeout(ContentMapLockType lockType, ReaderWriterLockSlim contentMapLock)
{
ContentMapLockTimeout(
lockType.ToString(),
contentMapLock.IsReadLockHeld,
contentMapLock.IsUpgradeableReadLockHeld,
contentMapLock.IsWriteLockHeld,
contentMapLock.CurrentReadCount,
contentMapLock.RecursiveReadCount,
contentMapLock.RecursiveUpgradeCount,
contentMapLock.RecursiveWriteCount,
contentMapLock.WaitingReadCount,
contentMapLock.WaitingUpgradeCount,
contentMapLock.WaitingWriteCount,
this.PortalUrl,
this.PortalVersion,
this.ProductionOrTrial,
this.SessionId,
this.ElapsedTime());
}
