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/* RecalculateInvariantValueAction.java
* =========================================================================
* This file is part of the GrInvIn project - http://www.grinvin.org
*
* Copyright (C) 2005-2008 Universiteit Gent
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 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
* General Public License for more details.
*
* A copy of the GNU General Public License can be found in the file
* LICENSE.txt provided with the source distribution of this program (see
* the META-INF directory in the source jar). This license can also be
* found on the GNU website at http://www.gnu.org/licenses/gpl.html.
*
* If you did not receive a copy of the GNU General Public License along
* with this program, contact the lead developer, or write to the Free
* Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301, USA.
*/
package org.grinvin.list.actions;
import java.awt.event.ActionEvent;
import org.grinvin.invariants.InvariantValue;
import org.grinvin.list.graphs.GraphListElement;
/**
* Action which can be used to invalidate an invariant value for the graphbundle in a
* graph list element. The graph list element and invariant value must be set before
* the action can be performed and the invariant value has to belong to the graph
* bundle in the graph list element.
*/
public class RecalculateInvariantValueAction extends AbstractInvariantValueAction {
/**
* Create an action of this type for the given invariant value and graph list element.
*/
public RecalculateInvariantValueAction(InvariantValue iv, GraphListElement gle) {
super(iv, gle, "RecalculateInvariantValueCache.description");
}
/**
* Create an action of this type. The graph list element and invariant value to which
* this action applies should be set later using {@link #setGraphListElement} and
* {@link #setInvariantValue}.
*/
public RecalculateInvariantValueAction() {
this(null, null);
}
//
public void actionPerformed(ActionEvent ev) {
if (iv != null && gle != null && iv.equals(gle.getBundle().getInvariantValue(iv.getInvariant()))) {
gle.getBundle().invalidate(iv);
}
}
}
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