/*
Copyright 2008-2011 Gephi
Authors : Mathieu Bastian <mathieu.bastian@gephi.org>
Website : http://www.gephi.org
This file is part of Gephi.
DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
Copyright 2011 Gephi Consortium. All rights reserved.
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"License"). You may not use this file except in compliance with the
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or /cddl-1.0.txt and /gpl-3.0.txt. See the License for the
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*/
package org.gephi.plugins.example.statistics;
import org.gephi.data.attributes.api.AttributeModel;
import org.gephi.graph.api.Edge;
import org.gephi.graph.api.Graph;
import org.gephi.graph.api.GraphModel;
import org.gephi.statistics.spi.Statistics;
/**
* Calculates the total number of self-loop edges in the graph.
* <p>
* This is a simple example which shows how to iterate over the graph and produce
* a single result.
*
* @author Mathieu Bastian
*/
public class CountSelfLoop implements Statistics {
//Result
private int totalEdgeCount;
private int selfLoopCount;
@Override
public void execute(GraphModel graphModel, AttributeModel attributeModel) {
Graph graph = graphModel.getGraphVisible();
execute(graph, attributeModel);
}
public void execute(Graph graph, AttributeModel attributeModel) {
selfLoopCount = 0;
totalEdgeCount = graph.getEdgeCount();
for (Edge e : graph.getEdges()) {
if (e.isSelfLoop()) {
selfLoopCount++;
}
}
}
@Override
public String getReport() {
String report = "<HTML> <BODY> <h1>Count Self-Loop Report </h1> "
+ "<hr>"
+ "<br> <h2> Results: </h2>"
+ "Total number of edges: " + totalEdgeCount
+ "<br />Number of self-loop: " + selfLoopCount
+ "<br />"
+ "</BODY></HTML>";
return report;
}
public int getSelfLoopCount() {
return selfLoopCount;
}
}