DescriptorAndURIRetrievalTask


1   /**
2    * PETALS - PETALS Services Platform.
3    * Copyright (c) 2006 EBM Websourcing, http://www.ebmwebsourcing.com/
4    *
5    * This library is free software; you can redistribute it and/or
6    * modify it under the terms of the GNU Lesser General Public
7    * License as published by the Free Software Foundation; either
8    * version 2.1 of the License, or (at your option) any later version.
9    * This library is distributed in the hope that it will be useful,
10   * but WITHOUT ANY WARRANTY; without even the implied warranty of
11   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
12   * Lesser General Public License for more details.
13   *
14   * You should have received a copy of the GNU Lesser General Public
15   * License along with this library; if not, write to the Free Software
16   * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
17   *
18   * -------------------------------------------------------------------------
19   * $Id: DescriptorAndURIRetrievalTask.java 154 6 oct. 06 ofabre $
20   * -------------------------------------------------------------------------
21   */
22  package org.objectweb.petals.jbi.management.deployment.deploy;
23  
24  import java.net.URI  ;
25  import java.util.HashMap  ;
26  
27  import org.objectweb.petals.jbi.management.deployment.DeploymentContextConstants;
28  import org.objectweb.petals.jbi.management.service.PackageHandler;
29  import org.objectweb.petals.processor.Task;
30  import org.objectweb.petals.tools.jbicommon.descriptor.JBIDescriptor;
31  
32  /**
33   * This task loads service assembly descriptor and transforms archive URL into
34   * URI. Used only by DeploymentService.
35   * 
36   * @author ofabre - EBM Websourcing
37   * 
38   */
39  public class DescriptorAndURIRetrievalTask implements Task {
40  
41      /**
42       * Package Handler
43       */
44      protected PackageHandler packageHandler;
45  
46      public DescriptorAndURIRetrievalTask(PackageHandler packageHandler) {
47          super();
48          this.packageHandler = packageHandler;
49      }
50  
51      @SuppressWarnings  ("unchecked")
52      public void execute(HashMap   context) throws Exception   {
53  
54          String   archiveURL = (String  ) context
55                  .get(DeploymentContextConstants.ARCHIVE_URL);
56  
57          /*
58           * Transforming URL into URI
59           */
60          URI   archiveURI = packageHandler.processAndGetPackageURI(archiveURL,
61                  true);
62  
63          /*
64           * Loading descriptor
65           */
66          JBIDescriptor descriptor = packageHandler.loadDescriptor(archiveURI);
67  
68          /*
69           * Fill context
70           */
71          context.put(DeploymentContextConstants.ARCHIVE_URI, archiveURI);
72          context.put(DeploymentContextConstants.SA_DESCRIPTOR, descriptor);
73  
74      }
75  
76      public void undo(HashMap   context) {
77          // Nothing to do
78  
79      }
80  
81  }
82
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