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1   /*
2    * Copyright (c) MuleSoft, Inc.  All rights reserved.  http://www.mulesoft.com
3    * The software in this package is published under the terms of the CPAL v1.0
4    * license, a copy of which has been included with this distribution in the
5    * LICENSE.txt file.
6    */
7   package org.mule.util;
8   
9   import org.safehaus.uuid.UUIDGenerator;
10  
11  /**
12   * <code>UUID</code> Generates a UUID using the <a href="http://jug.safehaus.org/">Safehaus UUID generator</a>
13   * rather than the built-in version of JDK5. In our performance tests we found the Java version
14   * to be blocking much more than the Safehaus one.
15   */
16  // @ThreadSafe
17  public final class UUID
18  {
19      private static final UUIDGenerator generator = UUIDGenerator.getInstance();
20  
21      private UUID()
22      {
23          // no go
24      }
25  
26      public static String getUUID()
27      {
28          return generator.generateTimeBasedUUID().toString();
29      }
30  }