mono/mcs/class/System.Web/System.Web.Configuration_2.0/PositiveTimeSpanValidator.cs

//
// System.Configuration.PositiveTimeSpanValidator.cs
//
// Authors:
//  Lluis Sanchez Gual ([email protected])
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
// 
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
// 
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
// Copyright (C) 2005 Novell, Inc (http://www.novell.com)
//

#if NET_2_0

using System.Configuration;

namespace System.Web.Configuration
{
	public class PositiveTimeSpanValidator: ConfigurationValidatorBase
	{
		public override bool CanValidate (Type t)
		{
			return t == typeof(TimeSpan);
		}
		
		public override void Validate (object value)
		{
			if (((TimeSpan)value).Ticks <= 0)
				throw new ConfigurationErrorsException ("TimeSpan value must be positive.");
		}
	}
}
#endif