internal static UpgradeableReadLockScope Create(ReaderWriterLockSlim readerWriterLock)
{
if (readerWriterLock == null)
{
throw new ArgumentNullException("readerWriterLock");
}
UpgradeableReadLockScope upgradeableReadLockScope = new UpgradeableReadLockScope(readerWriterLock);
upgradeableReadLockScope.Acquire();
return(upgradeableReadLockScope);
}
private T GetCachedConfigData <T>(Func <T> getCachedDataFunc)
{
T result;
using (UpgradeableReadLockScope upgradeableReadLockScope = UpgradeableReadLockScope.Create(this.readerWriterLock))
{
if (this.IsDirty())
{
using (upgradeableReadLockScope.Upgrade())
{
this.configFileInfo.Refresh();
this.ReadConfigStream();
return(getCachedDataFunc());
}
}
using (upgradeableReadLockScope.Downgrade())
{
result = getCachedDataFunc();
}
}
return(result);
}