/*
* $Id$
*
* Copyright (C) 2003-2014 JNode.org
*
* This library 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; either version 2.1 of the License, or
* (at your option) any later version.
*
* This library 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.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this library; If not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
package org.jnode.fs.jifs;
import java.util.Collection;
import java.util.Iterator;
import java.util.NoSuchElementException;
import org.jnode.fs.FSEntry;
/**
* @author Andreas H\u00e4nel
*/
public class JIFSDirIterator implements Iterator<FSEntry> {
private Iterator<FSEntry> it;
public JIFSDirIterator(Collection<FSEntry> entries) {
it = entries.iterator();
}
/**
* @see java.util.Iterator#hasNext()
*/
public boolean hasNext() {
if (it == null) {
return false;
} else {
return it.hasNext();
}
}
/**
* @see java.util.Iterator#next()
*/
public FSEntry next() throws NoSuchElementException {
if (hasNext()) {
FSEntry current = it.next();
if (current instanceof JIFSFile)
((JIFSFile) current).refresh();
if (current instanceof JIFSDirectory)
((JIFSDirectory) current).refresh();
return current;
} else {
throw new NoSuchElementException("no more FSEntries to iterate..");
}
}
public void remove() {
throw new UnsupportedOperationException();
}
}