plugins/org.argeo.slc.client.ui.dist/src/main/java/org/argeo/slc/client/ui/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 node Repository. It does not affect the repository instance
  38  */
  39 public class UnregisterRemoteRepo extends AbstractHandler {
  40         // private static final Log log = LogFactory
  41         // .getLog(UnregisterRemoteRepo.class);
  42
  43         public final static String ID = DistPlugin.ID + ".unregisterRemoteRepo";
  44         public final static String DEFAULT_LABEL = "Unregister";
  45         public final static ImageDescriptor DEFAULT_ICON = DistPlugin
  46                         .getImageDescriptor("icons/removeItem.gif");
  47
  48         public final static String PARAM_REPO_PATH = DistPlugin.ID
  49                         + ".repoNodePath";
  50
  51         // DEPENCY INJECTION
  52         private Repository nodeRepository;
  53
  54         public Object execute(ExecutionEvent event) throws ExecutionException {
  55                 Session session = null;
  56                 String repoPath = event.getParameter(PARAM_REPO_PATH);
  57                 if (repoPath == null)
  58                         return null;
  59
  60                 try {
  61                         session = nodeRepository.login();
  62                         Node rNode = session.getNode(repoPath);
  63                         if (rNode.isNodeType(ArgeoTypes.ARGEO_REMOTE_REPOSITORY)) {
  64
  65                                 String alias = rNode.getProperty(Property.JCR_TITLE)
  66                                                 .getString();
  67                                 String msg = "Your are about to unregister remote repository: "
  68                                                 + alias + "\n" + "Are you sure you want to proceed ?";
  69
  70                                 boolean result = MessageDialog.openConfirm(DistPlugin
  71                                                 .getDefault().getWorkbench().getDisplay()
  72                                                 .getActiveShell(), "Confirm Delete", msg);
  73
  74                                 if (result) {
  75                                         rNode.remove();
  76                                         session.save();
  77                                 }
  78                                 CommandUtils.callCommand(RefreshDistributionsView.ID);
  79                         }
  80                 } catch (RepositoryException e) {
  81                         throw new SlcException(
  82                                         "Unexpected error while unregistering remote repository.",
  83                                         e);
  84                 } finally {
  85                         JcrUtils.logoutQuietly(session);
  86                 }
  87                 return null;
  88         }
  89
  90         // DEPENCY INJECTION
  91         public void setNodeRepository(Repository nodeRepository) {
  92                 this.nodeRepository = nodeRepository;
  93         }
  94 }