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67 lines
1.2 KiB

using System;
using System.Collections;
namespace Org.BouncyCastle.Utilities.Collections
{
public abstract class UnmodifiableList
: IList
{
protected UnmodifiableList()
{
}
public virtual int Add(object o)
{
throw new NotSupportedException();
}
public virtual void Clear()
{
throw new NotSupportedException();
}
public abstract bool Contains(object o);
public abstract void CopyTo(Array array, int index);
public abstract int Count { get; }
public abstract IEnumerator GetEnumerator();
public abstract int IndexOf(object o);
public virtual void Insert(int i, object o)
{
throw new NotSupportedException();
}
public abstract bool IsFixedSize { get; }
public virtual bool IsReadOnly
{
get { return true; }
}
public abstract bool IsSynchronized { get; }
public virtual void Remove(object o)
{
throw new NotSupportedException();
}
public virtual void RemoveAt(int i)
{
throw new NotSupportedException();
}
public abstract object SyncRoot { get; }
public virtual object this[int i]
{
get { return GetValue(i); }
set { throw new NotSupportedException(); }
}
protected abstract object GetValue(int i);
}
}