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// ValueConstrainedArrayList.cs
// John Barnette (jbarn@httcb.net)
//
// Copyright (c) 2002 John Barnette
//
// This file is part of Monodoc, a multilingual API documentation tool.
//
// Monodoc 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.
//
// Monodoc 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 Monodoc; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
using System;
using System.Collections;
namespace Mono.Doc.Core
{
public class ValueConstrainedArrayList : ArrayList
{
#region Protected Instance Fields
protected Type allowed;
#endregion // Protected Instance Fields
#region Constructors and Destructors
public ValueConstrainedArrayList(Type allowed) : base()
{
if (allowed == null)
{
throw new ArgumentNullException("allowed", "Specified Type constraint cannot be null.");
}
this.allowed = allowed;
}
public ValueConstrainedArrayList(Type allowed, ICollection c)
{
if (allowed == null)
{
throw new ArgumentNullException("allowed", "Specified Type constraint cannot be null.");
}
this.allowed = allowed;
this.AddRange(c);
}
public ValueConstrainedArrayList(Type allowed, int capacity) : base(capacity)
{
if (allowed == null)
{
throw new ArgumentNullException("allowed", "Specified Type constraint cannot be null.");
}
this.allowed = allowed;
}
#endregion // Constructors and Destructors
#region Public Instance Methods
public override int Add(object value)
{
if (allowed != value.GetType())
{
throw new ArgumentException("Values in constrained collection must be of type " + allowed.ToString() +
".", "value"
);
}
return base.Add(value);
}
public override void AddRange(ICollection c)
{
foreach (object o in c)
{
if (allowed != o.GetType())
{
throw new ArgumentException("Values in constrained collection must be of type " +
allowed.ToString() + ".", "c"
);
}
}
base.AddRange(c);
}
public override void Insert(int index, object value)
{
if (allowed != value.GetType())
{
throw new ArgumentException("Values in constrained collection must be of type " + allowed.ToString() +
".", "value"
);
}
base.Insert(index, value);
}
public override void InsertRange(int index, ICollection c)
{
foreach (object o in c)
{
if (allowed != o.GetType())
{
throw new ArgumentException("Values in constrained collection must be of type " +
allowed.ToString() + ".", "c"
);
}
}
base.InsertRange(index, c);
}
public override void SetRange(int index, ICollection c)
{
foreach (object o in c)
{
if (allowed != o.GetType())
{
throw new ArgumentException("Values in constrained collection must be of type " +
allowed.ToString() + ".", "c"
);
}
}
base.SetRange(index, c);
}
#endregion // Public Instance Methods
#region Public Instance Properties
public override object this[int index]
{
get { return base[index]; }
set
{
if (allowed != value.GetType())
{
throw new ArgumentException("Values in constrained collection must be of type " +
allowed.ToString() + "." + "value"
);
}
base[index] = value;
}
}
#endregion // Public Instance Properties
}
}
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