dist/commands/UnregisterRemoteRepo.java

   1 /*
   2  * Copyright (C) 2007-2012 Argeo GmbH
   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 package org.argeo.slc.client.ui.dist.commands;
  17
  18 import javax.jcr.Node;
  19 import javax.jcr.Property;
  20 import javax.jcr.Repository;
  21 import javax.jcr.RepositoryException;
  22 import javax.jcr.Session;
  23
  24 import org.argeo.eclipse.ui.utils.CommandUtils;
  25 import org.argeo.jcr.ArgeoTypes;
  26 import org.argeo.jcr.JcrUtils;
  27 import org.argeo.slc.SlcException;
  28 import org.argeo.slc.client.ui.dist.DistPlugin;
  29 import org.eclipse.core.commands.AbstractHandler;
  30 import org.eclipse.core.commands.ExecutionEvent;
  31 import org.eclipse.core.commands.ExecutionException;
  32 import org.eclipse.jface.dialogs.MessageDialog;
  33 import org.eclipse.jface.resource.ImageDescriptor;
  34
  35 /**
  36  * Unregisters a remote repository by deleting the corresponding RepoNode from
  37  * the NodeRepository. It does not affect the repository instance
  38  */
  39
  40 public class UnregisterRemoteRepo extends AbstractHandler {
  41         // private static final Log log = LogFactory
  42         // .getLog(UnregisterRemoteRepo.class);
  43         public final static String ID = DistPlugin.ID + ".unregisterRemoteRepo";
  44         public final static String DEFAULT_LABEL = "Unregister this repository";
  45         // public final static String DEFAULT_ICON_PATH = "icons/removeItem.gif";
  46         public final static ImageDescriptor DEFAULT_ICON = DistPlugin
  47                         .getImageDescriptor("icons/removeItem.gif");
  48
  49         public final static String PARAM_REPO_PATH = DistPlugin.ID
  50                         + ".repoNodePath";
  51
  52         // DEPENCY INJECTION
  53         private Repository nodeRepository;
  54
  55         public Object execute(ExecutionEvent event) throws ExecutionException {
  56                 Session session = null;
  57                 String repoPath = event.getParameter(PARAM_REPO_PATH);
  58                 if (repoPath == null)
  59                         return null;
  60
  61                 try {
  62                         session = nodeRepository.login();
  63                         Node rNode = session.getNode(repoPath);
  64                         if (rNode.isNodeType(ArgeoTypes.ARGEO_REMOTE_REPOSITORY)) {
  65
  66                                 String alias = rNode.getProperty(Property.JCR_TITLE)
  67                                                 .getString();
  68                                 String msg = "Your are about to unregister remote repository: "
  69                                                 + alias + "\n" + "Are you sure you want to proceed ?";
  70
  71                                 boolean result = MessageDialog.openConfirm(DistPlugin
  72                                                 .getDefault().getWorkbench().getDisplay()
  73                                                 .getActiveShell(), "Confirm Delete", msg);
  74
  75                                 if (result) {
  76                                         rNode.remove();
  77                                         session.save();
  78                                 }
  79                                 CommandUtils.callCommand(RefreshDistributionsView.ID);
  80                         }
  81                 } catch (RepositoryException e) {
  82                         throw new SlcException(
  83                                         "Unexpected error while unregistering remote repository.",
  84                                         e);
  85                 } finally {
  86                         JcrUtils.logoutQuietly(session);
  87                 }
  88                 return null;
  89         }
  90
  91         // DEPENCY INJECTION
  92         public void setNodeRepository(Repository nodeRepository) {
  93                 this.nodeRepository = nodeRepository;
  94         }
  95 }