plugins/customization/org.eclipse.papyrus.robotics.core/src/org/eclipse/papyrus/robotics/core/utils/NamingUtil.java

/*****************************************************************************
 * Copyright (c) 2020 CEA LIST
 *
 *
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License 2.0
 * which accompanies this distribution, and is available at
 * https://www.eclipse.org/legal/epl-2.0/
 *
 * SPDX-License-Identifier: EPL-2.0
 *
 * Contributors:
 *  ansgar.radermacher@cea.fr  - Initial API and implementation
 *
 *****************************************************************************/

package org.eclipse.papyrus.robotics.core.utils;

import java.util.ArrayList;
import java.util.List;

import org.eclipse.uml2.uml.Comment;
import org.eclipse.uml2.uml.NamedElement;

/**
 * Simple mechanism to provide a unique named (within the owning namespace) based on a prefix
 * and a 4 digit number 
 */
public class NamingUtil {
	public static void setName(NamedElement ne, String prefix) {
		List<String> existingNames = new ArrayList<String>();
		for (NamedElement existingNE : ne.getNamespace().getMembers()) {
			existingNames.add(existingNE.getName());
		}
		for(int index = 1; index < 1000; index++) {
			String name = calcName(prefix, index);
			if (!existingNames.contains(name)) {
				ne.setName(name);
				return;
			}
		}
	}
	
	public static void setName(Comment comment, String prefix) {
		List<String> existingNames = new ArrayList<String>();
		for (Comment existingComment : comment.getOwner().getOwnedComments()) {
			existingNames.add(existingComment.getBody());
		}
		for(int index = 1; index < 1000; index++) {
			String name = calcName(prefix, index);
			if (!existingNames.contains(name)) {
				comment.setBody(name);
				return;
			}
		}
	}
	public static String calcName(String prefix, int index) {
		return String.format("%s%04d", prefix, index); //$NON-NLS-1$
	}
}