eclipse/plugins/org.argeo.slc.client.ui.dist/src/main/java/org/argeo/slc/client/ui/dist/commands/DeleteWorkspace.java

   1 package org.argeo.slc.client.ui.dist.commands;
   2
   3 import javax.jcr.Node;
   4 import javax.jcr.NodeIterator;
   5 import javax.jcr.Repository;
   6 import javax.jcr.RepositoryException;
   7 import javax.jcr.Session;
   8 import javax.jcr.nodetype.NodeType;
   9
  10 import org.apache.commons.logging.Log;
  11 import org.apache.commons.logging.LogFactory;
  12 import org.argeo.ArgeoException;
  13 import org.argeo.slc.client.ui.dist.DistPlugin;
  14 import org.argeo.slc.client.ui.dist.utils.CommandHelpers;
  15 import org.eclipse.core.commands.AbstractHandler;
  16 import org.eclipse.core.commands.ExecutionEvent;
  17 import org.eclipse.core.commands.ExecutionException;
  18 import org.eclipse.jface.dialogs.MessageDialog;
  19
  20 /**
  21  * Delete chosen workspace in the current repository.
  22  */
  23
  24 public class DeleteWorkspace extends AbstractHandler {
  25         private static final Log log = LogFactory.getLog(DeleteWorkspace.class);
  26
  27         public final static String ID = DistPlugin.ID + ".deleteWorkspace";
  28         public final static String PARAM_WORKSPACE_NAME = DistPlugin.ID
  29                         + ".workspaceName";
  30         public final static String DEFAULT_LABEL = "Delete";
  31         public final static String DEFAULT_ICON_PATH = "icons/removeItem.gif";
  32
  33         /* DEPENDENCY INJECTION */
  34         private Repository repository;
  35
  36         public Object execute(ExecutionEvent event) throws ExecutionException {
  37
  38                 // MessageDialog.openWarning(DistPlugin.getDefault()
  39                 // .getWorkbench().getDisplay().getActiveShell(),
  40                 // "WARNING", "Not yet implemented");
  41                 // return null;
  42
  43                 String workspaceName = event.getParameter(PARAM_WORKSPACE_NAME);
  44                 String msg = "Your are about to clear workspace [" + workspaceName
  45                                 + "].\n Do you really want to proceed ?";
  46
  47                 boolean result = MessageDialog.openConfirm(DistPlugin.getDefault()
  48                                 .getWorkbench().getDisplay().getActiveShell(),
  49                                 "Confirm workspace clear", msg);
  50                 if (result) {
  51                         Session session = null;
  52                         try {
  53                                 session = repository.login(workspaceName);
  54                                 NodeIterator nit = session.getRootNode().getNodes();
  55                                 while (nit.hasNext()) {
  56                                         Node node = nit.nextNode();
  57                                         if (node.isNodeType(NodeType.NT_FOLDER)
  58                                                         || node.isNodeType(NodeType.NT_UNSTRUCTURED)) {
  59                                                 String path = node.getPath();
  60                                                 node.remove();
  61                                                 session.save();
  62                                                 if (log.isDebugEnabled())
  63                                                         log.debug("Cleared " + path + " in "
  64                                                                         + workspaceName);
  65                                         }
  66                                 }
  67                                 CommandHelpers.callCommand(RefreshDistributionsView.ID);
  68                         } catch (RepositoryException re) {
  69                                 throw new ArgeoException(
  70                                                 "Unexpected error while deleting workspace ["
  71                                                                 + workspaceName + "].", re);
  72                         } finally {
  73                                 if (session != null)
  74                                         session.logout();
  75                         }
  76                 }
  77                 return null;
  78         }
  79
  80         /* DEPENDENCY INJECTION */
  81         public void setRepository(Repository repository) {
  82                 this.repository = repository;
  83         }
  84 }