jersey.repackaged.com.google.common.collect.ForwardingIterator Maven / Gradle / Ivy
/*
* Copyright (C) 2007 The Guava Authors
*
* 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 jersey.repackaged.com.google.common.collect;
import jersey.repackaged.com.google.common.annotations.GwtCompatible;
import java.util.Iterator;
/**
* An iterator which forwards all its method calls to another iterator.
* Subclasses should override one or more methods to modify the behavior of the
* backing iterator as desired per the decorator pattern.
*
* @author Kevin Bourrillion
* @since 2.0 (imported from Google Collections Library)
*/
@GwtCompatible
public abstract class ForwardingIterator
extends ForwardingObject implements Iterator {
/** Constructor for use by subclasses. */
protected ForwardingIterator() {}
@Override protected abstract Iterator delegate();
@Override
public boolean hasNext() {
return delegate().hasNext();
}
@Override
public T next() {
return delegate().next();
}
@Override
public void remove() {
delegate().remove();
}
}