DeleteRole.java

   1 package org.argeo.security.ui.admin.commands;
   2
   3 import java.util.ArrayList;
   4 import java.util.Iterator;
   5 import java.util.List;
   6
   7 import org.argeo.security.UserAdminService;
   8 import org.argeo.security.ui.admin.views.RolesView;
   9 import org.eclipse.core.commands.AbstractHandler;
  10 import org.eclipse.core.commands.ExecutionEvent;
  11 import org.eclipse.core.commands.ExecutionException;
  12 import org.eclipse.jface.dialogs.MessageDialog;
  13 import org.eclipse.jface.viewers.ISelection;
  14 import org.eclipse.jface.viewers.IStructuredSelection;
  15 import org.eclipse.ui.handlers.HandlerUtil;
  16
  17 /** Deletes the selected roles */
  18 public class DeleteRole extends AbstractHandler {
  19         private UserAdminService userAdminService;
  20
  21         @SuppressWarnings("unchecked")
  22         public Object execute(ExecutionEvent event) throws ExecutionException {
  23                 ISelection selection = HandlerUtil.getCurrentSelection(event);
  24                 if (selection.isEmpty())
  25                         return null;
  26
  27                 List<String> toDelete = new ArrayList<String>();
  28                 Iterator<String> it = ((IStructuredSelection) selection).iterator();
  29                 while (it.hasNext()) {
  30                         toDelete.add(it.next());
  31                 }
  32
  33                 if (!MessageDialog
  34                                 .openQuestion(
  35                                                 HandlerUtil.getActiveShell(event),
  36                                                 "Delete Role",
  37                                                 "Are you sure that you want to delete "
  38                                                                 + toDelete
  39                                                                 + "?\n"
  40                                                                 + "This may lead to inconsistencies in the application."))
  41                         return null;
  42
  43                 for (String role : toDelete) {
  44                         userAdminService.deleteRole(role);
  45                 }
  46
  47                 RolesView view = (RolesView) HandlerUtil
  48                                 .getActiveWorkbenchWindow(event).getActivePage()
  49                                 .findView(RolesView.ID);
  50                 view.refresh();
  51                 return null;
  52         }
  53
  54         public void setUserAdminService(UserAdminService userAdminService) {
  55                 this.userAdminService = userAdminService;
  56         }
  57 }