001/* 002 * Copyright 2006 - 2013 003 * Stefan Balev <stefan.balev@graphstream-project.org> 004 * Julien Baudry <julien.baudry@graphstream-project.org> 005 * Antoine Dutot <antoine.dutot@graphstream-project.org> 006 * Yoann Pigné <yoann.pigne@graphstream-project.org> 007 * Guilhelm Savin <guilhelm.savin@graphstream-project.org> 008 * 009 * GraphStream is a library whose purpose is to handle static or dynamic 010 * graph, create them from scratch, file or any source and display them. 011 * 012 * This program is free software distributed under the terms of two licenses, the 013 * CeCILL-C license that fits European law, and the GNU Lesser General Public 014 * License. You can use, modify and/ or redistribute the software under the terms 015 * of the CeCILL-C license as circulated by CEA, CNRS and INRIA at the following 016 * URL <http://www.cecill.info> or under the terms of the GNU LGPL as published by 017 * the Free Software Foundation, either version 3 of the License, or (at your 018 * option) any later version. 019 * 020 * This program is distributed in the hope that it will be useful, but WITHOUT ANY 021 * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A 022 * PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. 023 * 024 * You should have received a copy of the GNU Lesser General Public License 025 * along with this program. If not, see <http://www.gnu.org/licenses/>. 026 * 027 * The fact that you are presently reading this means that you have had 028 * knowledge of the CeCILL-C and LGPL licenses and that you accept their terms. 029 */ 030package org.graphstream.stream.file.gexf; 031 032import javax.xml.stream.XMLStreamException; 033 034public class GEXFGraph implements GEXFElement { 035 GEXF root; 036 037 DefaultEdgeType defaultEdgeType; 038 IDType idType; 039 Mode mode; 040 041 GEXFAttributes nodesAttributes; 042 GEXFAttributes edgesAttributes; 043 GEXFElement nodes; 044 GEXFElement edges; 045 046 public GEXFGraph(GEXF root) { 047 this(root, Mode.DYNAMIC); 048 } 049 050 public GEXFGraph(GEXF root, Mode mode) { 051 this.root = root; 052 053 this.defaultEdgeType = DefaultEdgeType.UNDIRECTED; 054 this.idType = IDType.STRING; 055 this.mode = mode; 056 057 nodesAttributes = new GEXFAttributes(root, ClassType.NODE); 058 edgesAttributes = new GEXFAttributes(root, ClassType.EDGE); 059 nodes = new GEXFNodes(root); 060 edges = new GEXFEdges(root); 061 } 062 063 public void export(SmartXMLWriter stream) throws XMLStreamException { 064 Mode realMode = mode; 065 066 if (!root.isExtensionEnable(Extension.DYNAMICS)) 067 realMode = Mode.STATIC; 068 069 stream.startElement("graph"); 070 071 stream.stream.writeAttribute("idtype", idType.qname); 072 stream.stream.writeAttribute("mode", realMode.qname); 073 stream.stream.writeAttribute("defaultedgetype", defaultEdgeType.qname); 074 075 if (root.isExtensionEnable(Extension.DYNAMICS)) 076 stream.stream.writeAttribute("timeformat", 077 root.getTimeFormat().qname); 078 079 nodesAttributes.export(stream); 080 edgesAttributes.export(stream); 081 nodes.export(stream); 082 edges.export(stream); 083 084 stream.endElement(); // GRAPH 085 } 086 087}