net.sf.staccatocommons.iterators.UnmodifiableIterator Maven / Gradle / Ivy
/**
* Copyright (c) 2010-2012, The StaccatoCommons Team
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; version 3 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*/
package net.sf.staccatocommons.iterators;
import java.util.Iterator;
import net.sf.staccatocommons.restrictions.check.NonNull;
/**
*
* @author flbulgarelli
*
* @param
*/
public final class UnmodifiableIterator extends AbstractUnmodifiableIterator {
private final Iterator iter;
/**
* Creates a new {@link UnmodifiableIterator}
*/
public UnmodifiableIterator(Iterator iter) {
this.iter = iter;
}
@Override
public boolean hasNext() {
return iter.hasNext();
}
@Override
public T next() {
return iter.next();
}
/**
* Answers an {@link Iterator} view of the given iter that does
* not support {@link #remove()}
*
* @param
* @param element
* @return a new {@link UnmodifiableIterator}
*/
@NonNull
public static Iterator from(Iterator iter) {
return new UnmodifiableIterator(iter);
}
}