View Javadoc

1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one or more
3    * contributor license agreements.  See the NOTICE file distributed with
4    * this work for additional information regarding copyright ownership.
5    * The ASF licenses this file to You under the Apache License, Version 2.0
6    * (the "License"); you may not use this file except in compliance with
7    * the License.  You may obtain a copy of the License at
8    *
9    *      http://www.apache.org/licenses/LICENSE-2.0
10   *
11   * Unless required by applicable law or agreed to in writing, software
12   * distributed under the License is distributed on an "AS IS" BASIS,
13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   * See the License for the specific language governing permissions and
15   * limitations under the License.
16   */
17  package org.apache.commons.fileupload.servlet;
18  
19  import javax.servlet.ServletContextListener;
20  import javax.servlet.ServletContextEvent;
21  
22  import org.apache.commons.io.FileCleaner;
23  
24  
25  /**
26   * A servlet context listener, which ensures that the
27   * {@link org.apache.commons.io.FileCleaner FileCleaner's}
28   * reaper thread is terminated,
29   * when the web application is destroyed.
30   */
31  public class FileCleanerCleanup implements ServletContextListener {
32      /**
33       * Called when the web application is initialized. Does
34       * nothing.
35       * @param sce The servlet context (ignored).
36       */
37      public void contextInitialized(ServletContextEvent sce) {
38          // Does nothing.
39      }
40  
41      /**
42       * Called when the web application is being destroyed.
43       * Calls {@link FileCleaner#exitWhenFinished()}.
44       * @param sce The servlet context (ignored).
45       */
46      public void contextDestroyed(ServletContextEvent sce) {
47          FileCleaner.exitWhenFinished();
48      }
49  }