org.jgrapht.io.ComponentAttributeProvider Maven / Gradle / Ivy
/*
* (C) Copyright 2010-2017, by John 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.io;
import java.util.*;
/**
* Provides display attributes for vertices and/or edges in a graph.
*
* @param the type for which attributes are provided for
*
* @author John Sichi
*/
public interface ComponentAttributeProvider
{
/**
* Returns a set of attribute key/value pairs for a vertex or edge. If order is important in the
* output, be sure to use an order-deterministic map implementation.
*
* @param component vertex or edge for which attributes are to be obtained
*
* @return key/value pairs, or null if no attributes should be supplied
*/
public Map getComponentAttributes(T component);
}
// End ComponentAttributeProvider.java