using SPSolutions.Configuration.Provider;
using SPSolutions.Net.Configuration;
using System;
using System.Configuration;
using System.Configuration.Provider;
using System.Threading;
namespace SPSolutions.Net.Mail
{
	public static class MailBodyManager
	{
		private static MailBodyProvider _provider = null;
		private static MailBodyProviderCollection _providers = null;
		private static object _lock = new object();
		public static MailBodyProvider Provider
		{
			get
			{
				MailBodyManager.LoadProviders();
				return MailBodyManager._provider;
			}
		}
		public static MailBodyProviderCollection Providers
		{
			get
			{
				MailBodyManager.LoadProviders();
				return MailBodyManager._providers;
			}
		}
		private static void LoadProviders()
		{
			if (MailBodyManager._provider == null)
			{
				object @lock;
				Monitor.Enter(@lock = MailBodyManager._lock);
				try
				{
					if (MailBodyManager._provider == null)
					{
						MailBodySection mailBodySection = (MailBodySection)ConfigurationManager.GetSection("spSolutions.net.mail/mailBody");
						MailBodyManager._providers = new MailBodyProviderCollection();
						ProvidersHelper.InstantiateProviders(mailBodySection.Providers, MailBodyManager._providers, typeof(MailBodyProvider));
						MailBodyManager._provider = MailBodyManager._providers[mailBodySection.DefaultProvider];
						if (MailBodyManager._provider == null)
						{
							throw new ProviderException("Unable to load default MailBodyProvider");
						}
					}
				}
				finally
				{
					Monitor.Exit(@lock);
				}
			}
		}
	}
}