Esempio n. 1
0
 /// <summary>
 /// Processes the termination of client.
 /// </summary>
 private void TerminateConnection(CancellationToken cancellationToken)
 {
     try
     {
         // Cancel all asynchronous loops associated with the cancellation token and notify user
         // of terminated connection if the connection had not previously been terminated
         if (!cancellationToken.Cancel())
             OnConnectionTerminated();
     }
     catch (ThreadAbortException)
     {
         // This is a normal exception
         throw;
     }
     catch
     {
         // Other exceptions can happen (e.g., NullReferenceException) if thread
         // resumes and the class is disposed middle way through this method
     }
 }
Esempio n. 2
0
        /// <summary>
        /// Creates a new instance of the <see cref="LogicalThreadOperation"/> class.
        /// </summary>
        /// <param name="thread">The thread on which to execute the operation's action.</param>
        /// <param name="action">The action to be executed.</param>
        /// <param name="priority">The priority with which the action should be executed on the logical thread.</param>
        /// <param name="autoRunIfPending">
        /// Set to <c>true</c> to execute <see cref="RunIfPending"/> automatically; otherwise, 
        /// set to <c>false</c> for user controlled call timing.
        /// </param>
        /// <exception cref="ArgumentException"><paramref name="priority"/> is outside the range between 1 and <see cref="LogicalThread.PriorityLevels"/>.</exception>
        public LogicalThreadOperation(LogicalThread thread, Action action, int priority, bool autoRunIfPending = true)
        {
            m_thread = thread;
            m_action = action;
            Priority = priority;
            m_autoRunIfPending = autoRunIfPending;

            // Initialize this class with a cancelled token so that
            // calls to EnsurePriority before the first call to
            // ExecuteActionAsync do not inadvertently queue actions
            m_cancellationToken = new CancellationToken();
            m_cancellationToken.Cancel();
        }