/*

  * 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.

  */

 package javax.faces.component;

 import java.lang.reflect.Array;

 import java.util.Iterator;

 /**

  * This utility iterator uses reflection to iterate over primitive arrays.

  */

 class _PrimitiveArrayIterator implements Iterator

 {

     public _PrimitiveArrayIterator(Object primitiveArray)

     {

         if (primitiveArray == null ||

             !primitiveArray.getClass().isArray())

         {

             throw new IllegalArgumentException("Requires a primitive array");

         }

         _primitiveArray = primitiveArray;

         _size = Array.getLength(primitiveArray);

     }

     public boolean hasNext()

     {

         return (_position < _size);

     }

     public Object next()

     {

         return Array.get(_primitiveArray, _position++);

     }

     public void remove()

     {

         throw new UnsupportedOperationException();

     }

     private Object _primitiveArray;

     private int    _size;

     private int    _position;

 }