1   /**
2    * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3    *
4    * The contents of this file are subject to the terms of the Liferay Enterprise
5    * Subscription License ("License"). You may not use this file except in
6    * compliance with the License. You can obtain a copy of the License by
7    * contacting Liferay, Inc. See the License for the specific language governing
8    * permissions and limitations under the License, including but not limited to
9    * distribution rights of the Software.
10   *
11   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
12   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
13   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
14   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
15   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
16   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
17   * SOFTWARE.
18   */
19  
20  package com.liferay.portal.job;
21  
22  import com.liferay.portal.dao.shard.ShardUtil;
23  import com.liferay.portal.kernel.job.IntervalJob;
24  import com.liferay.portal.kernel.log.Log;
25  import com.liferay.portal.kernel.log.LogFactoryUtil;
26  import com.liferay.portal.util.PropsValues;
27  
28  import org.quartz.JobDetail;
29  import org.quartz.JobExecutionContext;
30  import org.quartz.StatefulJob;
31  
32  /**
33   * <a href="JobWrapper.java.html"><b><i>View Source</i></b></a>
34   *
35   * @author Brian Wing Shun Chan
36   *
37   */
38  public class JobWrapper implements StatefulJob {
39  
40      public void execute(JobExecutionContext context) {
41          try {
42              if (_job == null) {
43                  JobDetail jobDetail = context.getJobDetail();
44  
45                  Class<IntervalJob> intervalJobClass = JobClassUtil.get(
46                      jobDetail.getName());
47  
48                  _classLoader = intervalJobClass.getClassLoader();
49  
50                  _job = (IntervalJob)_classLoader.loadClass(
51                      intervalJobClass.getName()).newInstance();
52              }
53  
54              Thread currentThread = Thread.currentThread();
55  
56              ClassLoader contextClassLoader =
57                  currentThread.getContextClassLoader();
58  
59              try {
60                  currentThread.setContextClassLoader(_classLoader);
61  
62                  for (String shardName : PropsValues.SHARD_AVAILABLE_NAMES) {
63                      ShardUtil.pushCompanyService(shardName);
64  
65                      try {
66                          _job.execute(new JobExecutionContextImpl(context));
67                      }
68                      finally {
69                          ShardUtil.popCompanyService();
70                      }
71                  }
72              }
73              finally {
74                  currentThread.setContextClassLoader(contextClassLoader);
75              }
76          }
77          catch (Exception e) {
78              _log.error(e, e);
79          }
80      }
81  
82      private static Log _log = LogFactoryUtil.getLog(JobWrapper.class);
83  
84      private ClassLoader _classLoader;
85      private IntervalJob _job;
86  
87  }