Start line:  
End line:  

Snippet Preview

Snippet HTML Code

Stack Overflow Questions
COOS - Connected Objects Operating System (www.connectedobjects.org). Copyright (C) 2009 Telenor ASA and Tellu AS. All rights reserved. DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. This library is free software: you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. 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 Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with this program. If not, see <http://www.gnu.org/licenses/>. You may also contact one of the following for additional information: Telenor ASA, Snaroyveien 30, N-1331 Fornebu, Norway (www.telenor.no) Tellu AS, Hagalokkveien 13, N-1383 Asker, Norway (www.tellu.no)
 
 package org.coos.messaging.util;

Author(s):
Knut Eilif Husa, Tellu AS Helper class for parsing UUIDs
 
 public class UuidHelper {
 
 	public static String getSegment(String segmentedUuid) {
 		if (isSegment(segmentedUuid)) {
 			return segmentedUuid;
 		} else {
 			int idx = segmentedUuid.lastIndexOf('.');
 			if (idx > 0) {
 				return segmentedUuid.substring(0, idx);
 			} else {
 				return ".";
 			}
 		}
 	}
 
 	public static String getParentSegment(String segmentedUuid) {
 		String segment = getSegment(segmentedUuid);
 		if (segment.equals(".")) {
 			return null// segementedUuid on top level
 		}
 		int idx = segment.lastIndexOf('.');
 		if (idx > 0) {
 			return segmentedUuid.substring(0, idx);
 		} else {
 			return ".";
 		}
 	}
 
 	public static boolean isUuid(String segmentedUuid) {
 		if (segmentedUuid == null) {
 			return false;
 		}
 		if (segmentedUuid.indexOf("UUID-") != -1 && segmentedUuid.indexOf(".UUID-") == -1) {
 			throw new IllegalArgumentException(segmentedUuid
 					+ " is not an qualified Uuid. Must be prefixed with segment");
 		}
 
 		return segmentedUuid.indexOf("UUID-") != -1;
 	}
 
 	public static boolean isRouterUuid(String segmentedUuid) {
 		if (segmentedUuid == null) {
 			return false;
 		}
 		if (segmentedUuid.indexOf("UUID-") != -1 && segmentedUuid.indexOf(".UUID-") == -1) {
 			throw new IllegalArgumentException(segmentedUuid
 					+ " is not an qualified Uuid. Must be prefixed with segment");
 		}
 		if (segmentedUuid.indexOf(".UUID-R-") != -1) {
 			return true;
 		}
 		return false;
 	}
 
 	public static boolean isSegment(String segmentedUuid) {
 		if (segmentedUuid == null) {
 			return false;
 		}
 		return segmentedUuid.indexOf("UUID-") == -1;
 	}
 
 	public static String replaceSegment(String uuidString segmentName) {
 		if (isSegment(uuid)) {
 			return segmentName;
 		} else {
 			int idx = uuid.lastIndexOf('.');
 			if (idx != -1) {
 				if (segmentName.equals(".")) {
 					return uuid.substring(idx);
 				} else {
 					return segmentName + uuid.substring(idx);
				}
else {
				return segmentName;
			}
		}
	}
New to GrepCode? Check out our FAQ X