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/*******************************************************************************
* Copyright (c) 2010-2012, Tamas Szabo, Istvan Rath and Daniel Varro
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v. 2.0 which is available at
* http://www.eclipse.org/legal/epl-v20.html.
*
* SPDX-License-Identifier: EPL-2.0
*******************************************************************************/
package tools.refinery.viatra.runtime.rete.itc.igraph;
/**
* Interface ITcObserver is used to observe the changes in a transitive closure relation; tuple insertion/deletion.
*
* @author Szabo Tamas
*
*/
public interface ITcObserver<V> {
/**
* Used to notify when a tuple is inserted into the transitive closure relation.
*
* @param source
* the source of the tuple
* @param target
* the target of the tuple
*/
public void tupleInserted(V source, V target);
/**
* Used to notify when a tuple is deleted from the transitive closure relation.
*
* @param source
* the source of the tuple
* @param target
* the target of the tuple
*/
public void tupleDeleted(V source, V target);
}
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