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// NAnt - A .NET build tool
// Copyright (C) 2001 Gerry Shaw
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
//
// Gerry Shaw (gerry_shaw@yahoo.com)
namespace SourceForge.NAnt {
using System;
using System.Reflection;
/// <summary>Indicates that field should be able to be converted into a Int32 within the given range.</summary>
[AttributeUsage(AttributeTargets.Field, Inherited=true)]
public class Int32ValidatorAttribute : ValidatorAttribute {
int _minValue = Int32.MinValue;
int _maxValue = Int32.MaxValue;
public Int32ValidatorAttribute() {
}
public Int32ValidatorAttribute(int minValue, int maxValue) {
MinValue = minValue;
MaxValue = maxValue;
}
public int MinValue {
get { return _minValue; }
set { _minValue = value; }
}
public int MaxValue {
get { return _maxValue; }
set { _maxValue = value; }
}
public override string Validate(object value) {
string errorMessage = null;
try {
Int32 intValue = Convert.ToInt32(value);
if (intValue < MinValue || intValue > MaxValue) {
errorMessage = String.Format("Cannot resolve '{0}' to integer between '{1}' and '{2}'.", value.ToString(), MinValue, MaxValue);
}
} catch (Exception) {
errorMessage = String.Format("Cannot resolve '{0}' to integer value.", value.ToString());
}
return errorMessage;
}
}
}
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