private static TypedHeaderManager GetTypedHeaderManager(Type t)
{
TypedHeaderManager manager = null;
bool flag = false;
try
{
try
{
}
finally
{
cacheLock.AcquireReaderLock(0x7fffffff);
flag = true;
}
if (!cache.TryGetValue(t, out manager))
{
cacheLock.UpgradeToWriterLock(0x7fffffff);
if (!cache.TryGetValue(t, out manager))
{
manager = (TypedHeaderManager)Activator.CreateInstance(GenericAdapterType.MakeGenericType(new Type[] { t }));
cache.Add(t, manager);
}
}
}
finally
{
if (flag)
{
cacheLock.ReleaseLock();
}
}
return(manager);
}
static TypedHeaderManager GetTypedHeaderManager(Type t)
{
TypedHeaderManager result = null;
bool lockHeld = false;
try
{
try { }
finally
{
cacheLock.AcquireReaderLock(int.MaxValue);
lockHeld = true;
}
if (!cache.TryGetValue(t, out result))
{
cacheLock.UpgradeToWriterLock(int.MaxValue);
if (!cache.TryGetValue(t, out result))
{
result = (TypedHeaderManager)Activator.CreateInstance(GenericAdapterType.MakeGenericType(t));
cache.Add(t, result);
}
}
}
finally
{
if (lockHeld)
{
cacheLock.ReleaseLock();
}
}
return(result);
}
private static TypedHeaderManager GetTypedHeaderManager(Type t)
{
TypedHeaderManager result = null;
bool readerLockHeld = false;
bool writerLockHeld = false;
try
{
try { }
finally
{
s_cacheLock.TryEnterUpgradeableReadLock(Timeout.Infinite);
readerLockHeld = true;
}
if (!s_cache.TryGetValue(t, out result))
{
s_cacheLock.TryEnterWriteLock(Timeout.Infinite);
writerLockHeld = true;
if (!s_cache.TryGetValue(t, out result))
{
result = (TypedHeaderManager)Activator.CreateInstance(s_GenericAdapterType.MakeGenericType(t));
s_cache.Add(t, result);
}
}
}
finally
{
if (writerLockHeld)
{
s_cacheLock.ExitWriteLock();
}
if (readerLockHeld)
{
s_cacheLock.ExitUpgradeableReadLock();
}
}
return(result);
}
