/* This file is part of the db4o object database http://www.db4o.com
Copyright (C) 2004 - 2011 Versant Corporation http://www.versant.com
db4o is free software; you can redistribute it and/or modify it under
the terms of version 3 of the GNU General Public License as published
by the Free Software Foundation.
db4o 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 General Public License
for more details.
You should have received a copy of the GNU General Public License along
with this program. If not, see http://www.gnu.org/licenses/. */
package EDU.purdue.cs.bloat.util;
import java.util.*;
/**
* ImmutableIterator is simply an iterator whose contents can not be changed.
* That is, the remove() method has no effect.
*/
public class ImmutableIterator implements Iterator {
Iterator iter;
public ImmutableIterator(final Collection c) {
iter = new ArrayList(c).iterator();
}
public Object next() {
return iter.next();
}
public boolean hasNext() {
return iter.hasNext();
}
public void remove() {
throw new UnsupportedOperationException();
}
}