#region License and Copyright
/*
* Dotnet Commons Reflection
*
* Copyright 2005. EDWARD LIM
*
* This library is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2.1 of the License, or
* (at your option) any later version.
*
* This library 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 Lesser General Public License
* for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this library; if not, write to the
* Free Software Foundation, Inc.,
* 59 Temple Place,
* Suite 330,
* Boston,
* MA 02111-1307
* USA
*
*/
#endregion
using System;
using System.Collections;
using System.Collections.Specialized;
using System.Reflection;
//using Dotnet.Commons.Lang;
namespace Dotnet.Commons.Reflection
{
///
/// <summary>
/// This class contains utility methods that perform operations on object properties.
/// </summary>
///
/// <remarks>
/// Copyright 2006 by Edward Lim.
/// All rights reserved.
/// </remarks>
///
public sealed class PropertyUtils
{
private PropertyUtils() {}
/// ----------------------------------------------------------------
/// <summary>
/// Return <b>true</b> if the specified property name identifies a
/// writeable property on the specified object;
/// otherwise, return <b>false</b>.
/// </summary>
/// <param name="obj"></param>
/// <param name="propertyName"></param>
/// <param name="ignoreCase">ignore case sensitivity</param>
/// <returns></returns>
/// <exception cref="ArgumentNullException">If obj parameter is null</exception>
/// <exception cref="ArgumentException">if the propertyName supplied
/// cannot be found in the object</exception>
/// ----------------------------------------------------------------
public static bool IsWritable(Object obj, string propertyName, bool ignoreCase)
{
if (obj == null) throw new ArgumentNullException("obj");
BindingFlags bindingAttrs = BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public;
bindingAttrs = (ignoreCase) ? bindingAttrs | BindingFlags.IgnoreCase : bindingAttrs;
PropertyInfo pi = obj.GetType().GetProperty(propertyName,bindingAttrs);
if (pi == null)
throw new ArgumentException(string.Format("The '{0}' object does not have a '{1}' property", obj.GetType().FullName, propertyName));
return pi.CanWrite;
}
}
}
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