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1   /***
2    *  Copyright 2003-2010 Terracotta, Inc.
3    *
4    *  Licensed under the Apache License, Version 2.0 (the "License");
5    *  you may not use this file except in compliance with the License.
6    *  You may obtain a copy of the License at
7    *
8    *      http://www.apache.org/licenses/LICENSE-2.0
9    *
10   *  Unless required by applicable law or agreed to in writing, software
11   *  distributed under the License is distributed on an "AS IS" BASIS,
12   *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13   *  See the License for the specific language governing permissions and
14   *  limitations under the License.
15   */
16  
17  package net.sf.ehcache.constructs.nonstop.concurrency;
18  
19  /***
20   * Utility class that returns a fixed unique ID for current thread
21   *
22   * @author asingh
23   *
24   */
25  abstract class NonstopThreadUniqueIdProvider {
26  
27      /***
28       * Returns the fixed unique id for the current thread
29       *
30       * @return the fixed unique id for the current thread
31       */
32      public static long getCurrentNonstopThreadUniqueId() {
33          // for all practical purposes, thread.getId() would do, though that can be reused
34          return Thread.currentThread().getId();
35      }
36  
37  }