org.jgrapht.io.GraphExporter Maven / Gradle / Ivy
/*
* (C) Copyright 2016-2017, by Dimitrios Michail 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.io.*;
import java.nio.charset.*;
import org.jgrapht.*;
/**
* Interface for graph exporters
*
* @param the graph vertex type
* @param the graph edge type
*/
public interface GraphExporter
{
/**
* Export a graph
*
* @param g the graph to export
* @param out the output stream
* @throws ExportException in case any error occurs
*/
default void exportGraph(Graph g, OutputStream out)
throws ExportException
{
exportGraph(g, new OutputStreamWriter(out, StandardCharsets.UTF_8));
}
/**
* Export a graph
*
* @param g the graph to export
* @param writer the output writer
* @throws ExportException in case any error occurs
*/
void exportGraph(Graph g, Writer writer)
throws ExportException;
/**
* Export a graph
*
* @param g the graph to export
* @param file the file to write to
* @throws ExportException in case any error occurs
*/
default void exportGraph(Graph g, File file)
throws ExportException
{
try {
exportGraph(g, new FileWriter(file));
} catch (IOException e) {
throw new ExportException(e);
}
}
}
// End GraphExporter.java