// **********************************************************************
//
// Copyright (c) 2003-2010 ZeroC, Inc. All rights reserved.
//
// This copy of Ice is licensed to you under the terms described in the
// ICE_LICENSE file included in this distribution.
//
// **********************************************************************
package IceInternal;
public class ListPatcher<T> implements Patcher, Ice.ReadObjectCallback
{
public
ListPatcher(java.util.List<T> list, Class<T> cls, String type, int index)
{
_list = list;
_cls = cls;
_type = type;
_index = index;
}
public void
patch(Ice.Object v)
{
if(v != null)
{
//
// Raise ClassCastException if the element doesn't match the expected type.
//
if(!_cls.isInstance(v))
{
throw new ClassCastException("expected element of type " + _cls.getName() + " but received " +
v.getClass().getName());
}
}
//
// This isn't very efficient for sequentially-accessed lists, but there
// isn't much we can do about it as long as a new patcher instance is
// created for each element.
//
_list.set(_index, _cls.cast(v));
}
public String
type()
{
return _type;
}
public void
invoke(Ice.Object v)
{
patch(v);
}
private java.util.List<T> _list;
private Class<T> _cls;
private String _type;
private int _index;
}