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package org.apache.velocity.util;
/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.
*/
import java.lang.reflect.Array;
import java.util.AbstractList;
/**
* A class that wraps an array with a List interface.
*
* @author Chris Schultz <[email protected]$gt;
* @version $Revision$ $Date: 2006-04-14 19:40:41 $
* @since 1.6
*/
public class ArrayListWrapper extends AbstractList
{
private Object array;
public ArrayListWrapper(Object array)
{
this.array = array;
}
@Override
public Object get(int index)
{
return Array.get(array, index);
}
@Override
public Object set(int index, Object element)
{
Object old = get(index);
Array.set(array, index, element);
return old;
}
@Override
public int size()
{
return Array.getLength(array);
}
@Override
public boolean isEmpty()
{
return Array.getLength(array) == 0;
}
}