--- /dev/null
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++//
++// System.Configuration.PositiveTimeSpanValidator.cs
++//
++// Authors:
++// Lluis Sanchez Gual (lluis@novell.com)
++//
++// 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