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1   /*
2    * Copyright  2004 The Apache Software Foundation.
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 org.apache.ws.addressing.uuid;
18  
19  /***
20   * A {@link UUIdGenerator} factory.
21   *
22   * @author Ian P. Springer <ian_springer@hp.com>
23   */
24  public class UUIdGeneratorFactory {
25  
26      /***
27       * NOTE: Use string instead of Class to avoid dependency on jug.jar.
28       */
29      private static final String IMPL_CLASSNAME_JUG = "org.apache.ws.addressing.uuid.JugUUIdGenerator";
30  
31      public static final String DEFAULT_IMPL_CLASSNAME = IMPL_CLASSNAME_JUG;
32  
33      public static UUIdGenerator createUUIdGenerator() throws RuntimeException {
34          return createUUIdGenerator(DEFAULT_IMPL_CLASSNAME);
35      }
36  
37      public static UUIdGenerator createUUIdGenerator(Class implClass) throws RuntimeException {
38          try {
39              return (UUIdGenerator) implClass.newInstance();
40          } catch (Exception e) {
41              throw new RuntimeException("Failed to instantiate UUID generator " + implClass.getName() + ".", e);
42          }
43      }
44  
45      public static UUIdGenerator createUUIdGenerator(String implClassname) throws RuntimeException {
46          try {
47              return createUUIdGenerator(Class.forName(implClassname));
48          } catch (Exception e) {
49              throw new RuntimeException("Failed to instantiate UUID generator " + implClassname + ".", e);
50          }
51      }
52  
53  }