SafeSerial.cs

using System;
using System.IO;
using System.IO.Ports;

/*	Not being used */
namespace SerialTerminal {
	public class SafeSerialPort : SerialPort {
		private Stream theBaseStream;

		public SafeSerialPort(string portName, int baudRate, Parity parity, int dataBits, StopBits stopBits)
			: base(portName, baudRate, parity, dataBits, stopBits) {
		}

		public SafeSerialPort(string portName, int baudRate)
			: base(portName, baudRate) {
		}

		public new void Open() {
			try {
				base.Open();
				theBaseStream = BaseStream;
				GC.SuppressFinalize(BaseStream);
			}
			catch {

			}
		}

		public new void Dispose() {
			Dispose(true);
		}

		protected override void Dispose(bool disposing) {
			if (disposing && (base.Container != null)) {
				base.Container.Dispose();
			}
			try {
				if (theBaseStream.CanRead) {
					theBaseStream.Close();
					GC.ReRegisterForFinalize(theBaseStream);
				}
			}
			catch {
				// ignore exception - bug with USB - serial adapters.
			}
			base.Dispose(disposing);
		}
	}
}