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The INGENIAS Meta-Editor core. It is a set of facilities to generate an editor from a detailed xml description

There is a newer version: 1.0.9

@@@program xmlns:xsi="http://www.w3.org/2000/10/XMLSchema-instance" xsi:noNamespaceSchemaLocation="../plantilla.xsd"@@@

@@@saveto@@@
			@@@file overwrite="yes"@@@output/ingenias/generator/browser/RelationshipFactory.java@@@/file@@@
			@@@text@@@

/** 
 * Copyright (C) 2010  Jorge J. Gomez-Sanz
 * 
 * 
 * This file is part of the INGENME tool. INGENME is an open source meta-editor
 * which produces customized editors for user-defined modeling languages
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation version 3 of the License
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>
 **/
 

package ingenias.generator.browser;
import java.util.*;

import org.jgraph.graph.DefaultEdge;
import org.jgraph.graph.DefaultGraphCell;
import org.jgraph.graph.GraphCell;

import ingenias.editor.Editor;
import ingenias.editor.cell.*;
import ingenias.editor.entities.*;


public class RelationshipFactory  {


public static  DefaultGraphCell getNRelationshipInstance (String relationshipName,
                                                GraphCell[] extremes) {
						
	// Search for NAryEdges in selected.
	int nAryEdgesNum = 0;
	int edgesNum = 0;
	NAryEdge selectedEdge = null;
	for (int i = 0; i < extremes.length; i++) {
			    if (extremes[i] instanceof NAryEdge) {
			    nAryEdgesNum++;
			    selectedEdge = (NAryEdge) extremes[i];
			    }
			    else if (extremes[i] instanceof DefaultEdge) {
			    edgesNum++;
			    
			    }
	}
	if (nAryEdgesNum <= 1 && edgesNum == 0) {
@@@repeat id="relationshipedges"@@@			
	if (relationshipName.equalsIgnoreCase("@@@v@@@relationship@@@/v@@@")) {
			// ResponsibleNEdge already exists.
			if (nAryEdgesNum == 1 && selectedEdge instanceof @@@v@@@relationship@@@/v@@@Edge) {
			return selectedEdge;
			}
			// There is no NAryEdges in selected.
			else if (nAryEdgesNum == 0) {
			return new @@@v@@@relationship@@@/v@@@Edge(new @@@v@@@relationship@@@/v@@@("" + Editor.getNewId()));
			}
		}
@@@/repeat@@@
	}
	return null;
   }
  }


@@@/text@@@
@@@/saveto@@@
@@@/program@@@