servicerunning.cs

Oracle Service Manager

using System;
using System.Diagnostics;
using System.ServiceProcess;

namespace kae.ServiceStatePublisher
{
	/// <summary>
	/// ServiceRunning is a concrete ServiceState representing the 
	/// ServiceController state of running.  As a singleton, only 
	/// one instance of this class is needed for the application.
	/// </summary>
	public class ServiceRunning : ServiceState
	{
		private static ServiceRunning _instance;

		static ServiceRunning()
		{
			lock (typeof(ServiceRunning))
			{
				if (_instance == null)
					_instance = new ServiceRunning();
			}
		}

		public static ServiceRunning Instance
		{
			get { return _instance; }
		}

		public override void Stop( ServiceContext context)
		{
			try
			{
				context.Controller.Stop();
				context.Controller.WaitForStatus( ServiceControllerStatus.Stopped, new TimeSpan(0,0,30));
				ChangeState( context, ServiceStopped.Instance);
			}
			catch (TimeoutException te)
			{
				LogError( te.Message, EventLogEntryType.Warning);
				throw;
			}
		}

		public override void Pause( ServiceContext context)
		{
			try
			{
				context.Controller.Pause();
				context.Controller.WaitForStatus( ServiceControllerStatus.Paused, new TimeSpan(0,0,30));
				ChangeState( context, ServicePaused.Instance);
			}
			catch (TimeoutException te)
			{
				LogError( te.Message, EventLogEntryType.Warning);
				throw;
			}
		}

		public override string Status
		{
			get { return "Running"; }
		}

		public override bool IsRunning
		{
			get { return true; }
		}
	}
}