/**

  * Copyright 2010 The Kuali Foundation Licensed under the

  * Educational Community License, Version 2.0 (the "License"); you may

  * not use this file except in compliance with the License. You may

  * obtain a copy of the License at

  *

  * http://www.osedu.org/licenses/ECL-2.0

  *

  * Unless required by applicable law or agreed to in writing,

  * software distributed under the License is distributed on an "AS IS"

  * BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express

  * or implied. See the License for the specific language governing

  * permissions and limitations under the License.

  */

 package org.kuali.student.common.util;

 import org.apache.log4j.Logger;

 public class UUIDHelper {

     private static final Logger LOG = Logger.getLogger(UUIDHelper.class);

         public static String genStringUUID() {

                 return java.util.UUID.randomUUID().toString();

         }

         public static String genStringUUID(String originalUUID) {

                 if (originalUUID != null && !originalUUID.isEmpty()) {

                         try {

                                 return java.util.UUID.fromString(originalUUID).toString();

                         } catch (IllegalArgumentException e) {

                                 LOG.warn("Given ID \""+originalUUID+"\" is not a valid UUID. ");

                         }

                         return originalUUID;

                 }

                 return genStringUUID();

         }

 }