/*******************************************************************************
* Copyright 2013 Geoscience Australia
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
******************************************************************************/
package au.gov.ga.earthsci.common.collection.adapter;
import java.util.ListIterator;
/**
* Adapter for a {@link ListIterator}.
*
* @author Michael de Hoog (michael.dehoog@ga.gov.au)
*/
public class ListIteratorAdapter<E, A> implements ListIterator<E>
{
private final ListIterator<A> iterator;
private final IAdapter<E, A> adapter;
public ListIteratorAdapter(ListIterator<A> iterator, IAdapter<E, A> adapter)
{
this.iterator = iterator;
this.adapter = adapter;
}
@Override
public boolean hasNext()
{
return iterator.hasNext();
}
@Override
public E next()
{
A a = iterator.next();
return adapter.adaptFrom(a);
}
@Override
public void remove()
{
iterator.remove();
}
@Override
public boolean hasPrevious()
{
return iterator.hasPrevious();
}
@Override
public E previous()
{
A a = iterator.previous();
return adapter.adaptFrom(a);
}
@Override
public int nextIndex()
{
return iterator.nextIndex();
}
@Override
public int previousIndex()
{
return iterator.previousIndex();
}
@Override
public void set(E e)
{
A a = adapter.adaptTo(e);
iterator.set(a);
}
@Override
public void add(E e)
{
A a = adapter.adaptTo(e);
iterator.add(a);
}
}