org.jgrapht.graph.IntrusiveEdge Maven / Gradle / Ivy
/*
* (C) Copyright 2006-2017, by John V Sichi and Contributors.
*
* JGraphT : a free Java graph-theory library
*
* This program and the accompanying materials are dual-licensed under
* either
*
* (a) the terms of the GNU Lesser General Public License version 2.1
* as published by the Free Software Foundation, or (at your option) any
* later version.
*
* or (per the licensee's choosing)
*
* (b) the terms of the Eclipse Public License v1.0 as published by
* the Eclipse Foundation.
*/
package org.jgrapht.graph;
import java.io.*;
/**
* IntrusiveEdge encapsulates the internals for the default edge implementation. It is not intended
* to be referenced directly (which is why it's not public); use DefaultEdge for that.
*
* @author John V. Sichi
*/
class IntrusiveEdge
implements Cloneable, Serializable
{
private static final long serialVersionUID = 3258408452177932855L;
Object source;
Object target;
/**
* @see Object#clone()
*/
@Override
public Object clone()
{
try {
return super.clone();
} catch (CloneNotSupportedException e) {
// shouldn't happen as we are Cloneable
throw new InternalError();
}
}
}
// End IntrusiveEdge.java