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package de.lmu.ifi.dbs.elki.utilities.datastructures.iterator;
/*
This file is part of ELKI:
Environment for Developing KDD-Applications Supported by Index-Structures
Copyright (C) 2015
Ludwig-Maximilians-Universität München
Lehr- und Forschungseinheit für Datenbanksysteme
ELKI Development Team
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
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 Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* Modifiable iterator, that also supports removal.
*
* Usage example:
*
* <pre>
* {@code
* for (MIter iter = ids.iter(); iter.valid(); iter.advance()) {
* if (testSomething(iter)) {
* iter.remove();
* continue; // Iterator may point to something else
* }
* }
* }
* </pre>
*
* @author Erich Schubert
*
* @apiviz.excludeSubtypes
*/
public interface MIter extends Iter {
/**
* Remove the object the iterator currently points to.
*
* Note that, usually, the iterator will now point to a different object, very
* often to the previous one (but this is not guaranteed!)
*/
void remove();
}
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