/*
* #!
* Ontopia Engine
* #-
* Copyright (C) 2001 - 2013 The Ontopia Project
* #-
* 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 net.ontopia.utils;
import java.util.Iterator;
/**
* INTERNAL: An iterator that uses a grabber to grab object from another
* iterator.</p>
*/
public class GrabberIterator<O, G> implements Iterator<G> {
protected Iterator<O> iter;
protected GrabberIF<O, G> grabber;
public GrabberIterator(Iterator<O> iter, GrabberIF<O, G> grabber) {
this.iter = iter;
this.grabber = grabber;
}
public boolean hasNext() {
return iter.hasNext();
}
public G next() {
return grabber.grab(iter.next());
}
public void remove() {
iter.remove();
}
}