URLFetcherDownloader xref

This project has retired. For details please refer to its Attic page.

1   /*
2    * Copyright 2000-2001,2004 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.jetspeed.services.urlmanager;
18  
19  import org.apache.jetspeed.services.logging.JetspeedLogFactoryService;
20  import org.apache.jetspeed.services.logging.JetspeedLogger;
21  
22  /***
23  Used for fetching URLs and adding them to the disk cache when Jetspeed is 
24  operating in CACHE_REQUIRED mode.
25  
26  @author <a href="mailto:burton@apache.org">Kevin A. Burton</a>
27  @version $Id: URLFetcherDownloader.java,v 1.5 2004/02/23 03:30:47 jford Exp $
28  */
29  public class URLFetcherDownloader implements Runnable 
30  {
31      /***
32       * Static initialization of the logger for this class
33       */    
34      private static final JetspeedLogger logger = JetspeedLogFactoryService.getLogger(URLFetcherDownloader.class.getName());
35      
36      private String url = null;
37      
38      public URLFetcherDownloader( String url ) {
39          super();
40          this.url = url;
41          
42      }
43      
44      public void run() {
45  
46          URLFetcher.addRealtimeURL( url );
47          try {
48              logger.info( "URLFetcherDownloader -> now downloading URL: " + this.url );
49              URLFetcher.fetch( url, true ); //SGP I think it should be forced
50              // URLFetcher will put forced entries in the cache
51          } catch ( Throwable t ) {
52              logger.error( "URLFetcherDownloader couldn't pull down url." + this.url, t );
53          }
54          
55          URLFetcher.removeRealtimeURL( url );
56      }
57      
58      
59  }