private void TryEnterLock(ThreadUnsafePolicy policy, MethodExecutionArgs args)
{
object syncObject;
syncObject = GetSyncObject(policy, args.Instance, args.Method.DeclaringType);
if (runningThreadSafeMethods != null && runningThreadSafeMethods.ContainsKey(syncObject))
{
return;
}
ThreadHandle currentThread = new ThreadHandle(Thread.CurrentThread);
ThreadHandle actualThread = locks.AddOrUpdate(syncObject, o => currentThread,
(o, thread) =>
{
if (thread.Thread != currentThread.Thread)
{
throw new ThreadUnsafeException(ThreadUnsafeErrorCode.SimultaneousAccess);
}
// Same thread, but different ThreadHandle: we are in a nested call on the same thread.
return(thread);
});
if (actualThread == currentThread)
{
args.MethodExecutionTag = syncObject;
}
}
private static object GetSyncObject(ThreadUnsafePolicy policy, object instance, Type type)
{
object syncObject;
if (policy != ThreadUnsafePolicy.Static && instance != null)
{
syncObject = instance;
}
else
{
syncObject = type;
}
return(syncObject);
}
public ThreadUnsafeObjectAttribute(ThreadUnsafePolicy policy)
{
this.policy = policy;
}
public ThreadUnsafeObjectAttribute( ThreadUnsafePolicy policy )
{
this.policy = policy;
}
private void TryEnterLock( ThreadUnsafePolicy policy, MethodExecutionArgs args )
{
object syncObject;
syncObject = GetSyncObject(policy, args.Instance, args.Method.DeclaringType);
if ( runningThreadSafeMethods != null && runningThreadSafeMethods.ContainsKey( syncObject ) ) return;
ThreadHandle currentThread = new ThreadHandle( Thread.CurrentThread );
ThreadHandle actualThread = locks.AddOrUpdate( syncObject, o => currentThread,
( o, thread ) =>
{
if ( thread.Thread != currentThread.Thread )
throw new ThreadUnsafeException(ThreadUnsafeErrorCode.SimultaneousAccess);
// Same thread, but different ThreadHandle: we are in a nested call on the same thread.
return thread;
} );
if ( actualThread == currentThread )
{
args.MethodExecutionTag = syncObject;
}
}
private static object GetSyncObject( ThreadUnsafePolicy policy, object instance, Type type )
{
object syncObject;
if ( policy != ThreadUnsafePolicy.Static && instance != null )
{
syncObject = instance;
}
else
{
syncObject = type;
}
return syncObject;
}
