org.argeo.slc.client.ui.dist/src/org/argeo/slc/client/ui/dist/commands/CopyWorkspace.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.Credentials;
  19 import javax.jcr.Node;
  20 import javax.jcr.Repository;
  21 import javax.jcr.RepositoryException;
  22 import javax.jcr.RepositoryFactory;
  23 import javax.jcr.Session;
  24 import javax.jcr.security.Privilege;
  25
  26 import org.apache.commons.logging.Log;
  27 import org.apache.commons.logging.LogFactory;
  28 import org.argeo.eclipse.ui.EclipseJcrMonitor;
  29 import org.argeo.jcr.JcrMonitor;
  30 import org.argeo.jcr.JcrUtils;
  31 import org.argeo.node.security.Keyring;
  32 import org.argeo.security.ui.PrivilegedJob;
  33 import org.argeo.slc.SlcConstants;
  34 import org.argeo.slc.SlcException;
  35 import org.argeo.slc.client.ui.dist.DistPlugin;
  36 import org.argeo.slc.client.ui.dist.utils.CommandHelpers;
  37 import org.argeo.slc.repo.RepoUtils;
  38 import org.eclipse.core.commands.AbstractHandler;
  39 import org.eclipse.core.commands.ExecutionEvent;
  40 import org.eclipse.core.commands.ExecutionException;
  41 import org.eclipse.core.runtime.IProgressMonitor;
  42 import org.eclipse.core.runtime.IStatus;
  43 import org.eclipse.core.runtime.Status;
  44 import org.eclipse.core.runtime.jobs.Job;
  45 import org.eclipse.jface.dialogs.ErrorDialog;
  46 import org.eclipse.jface.dialogs.InputDialog;
  47 import org.eclipse.jface.resource.ImageDescriptor;
  48 import org.eclipse.jface.window.Window;
  49 import org.eclipse.swt.widgets.Display;
  50 import org.eclipse.ui.handlers.HandlerUtil;
  51
  52 /** Create a copy of the chosen workspace in a remote repository */
  53 public class CopyWorkspace extends AbstractHandler {
  54         private static final Log log = LogFactory.getLog(CopyWorkspace.class);
  55
  56         public final static String ID = DistPlugin.PLUGIN_ID + ".copyWorkspace";
  57         public final static String DEFAULT_LABEL = "Duplicate...";
  58         public final static ImageDescriptor DEFAULT_ICON = DistPlugin
  59                         .getImageDescriptor("icons/addItem.gif");
  60
  61         public final static String PARAM_SOURCE_WORKSPACE_NAME = "srcWkspName";
  62         public final static String PARAM_TARGET_REPO_PATH = "targetRepoPath";
  63
  64         // DEPENDENCY INJECTION
  65         private RepositoryFactory repositoryFactory;
  66         private Keyring keyring;
  67         private Repository nodeRepository;
  68
  69         public Object execute(ExecutionEvent event) throws ExecutionException {
  70
  71                 String targetRepoPath = event.getParameter(PARAM_TARGET_REPO_PATH);
  72                 String wkspName = event.getParameter(PARAM_SOURCE_WORKSPACE_NAME);
  73
  74                 InputDialog inputDialog = new InputDialog(HandlerUtil
  75                                 .getActiveWorkbenchWindow(event).getShell(),
  76                                 "New copy of workspace " + wkspName,
  77                                 "Choose a name for the workspace to create", "", null);
  78                 int result = inputDialog.open();
  79                 if (result == Window.OK) {
  80                         String newWorkspaceName = inputDialog.getValue();
  81
  82                         if (newWorkspaceName == null || newWorkspaceName.trim().equals("")
  83                                         || newWorkspaceName.trim().equals(wkspName.trim())) {
  84                                 ErrorDialog
  85                                                 .openError(HandlerUtil.getActiveShell(event),
  86                                                                 "Non valid workspace name", newWorkspaceName
  87                                                                                 + " is not a valid workspace name.",
  88                                                                 new Status(IStatus.ERROR, "not valid", 0,
  89                                                                                 "Error", null));
  90                                 return null;
  91                         }
  92                         Job copyWkspJob = new CopyWkspJob(repositoryFactory, keyring,
  93                                         nodeRepository, targetRepoPath, wkspName, newWorkspaceName,
  94                                         HandlerUtil.getActiveWorkbenchWindow(event).getShell()
  95                                                         .getDisplay());
  96                         copyWkspJob.setUser(true);
  97                         copyWkspJob.schedule();
  98                 }
  99                 return null;
 100         }
 101
 102         private static class CopyWkspJob extends PrivilegedJob {
 103
 104                 private RepositoryFactory repositoryFactory;
 105                 private Keyring keyring;
 106                 private Repository localRepository;
 107                 private String targetRepoPath;
 108                 private String srcWkspName;
 109                 private String targetWkspName;
 110                 private Display display;
 111
 112                 public CopyWkspJob(RepositoryFactory repositoryFactory,
 113                                 Keyring keyring, Repository localRepository,
 114                                 String targetRepoPath, String srcWkspName,
 115                                 String targetWkspName, Display display) {
 116                         super("Duplicate workspace");
 117                         this.repositoryFactory = repositoryFactory;
 118                         this.keyring = keyring;
 119                         this.localRepository = localRepository;
 120                         this.targetRepoPath = targetRepoPath;
 121                         this.srcWkspName = srcWkspName;
 122                         this.targetWkspName = targetWkspName;
 123                         this.display = display;
 124                 }
 125
 126                 @Override
 127                 protected IStatus doRun(IProgressMonitor progressMonitor) {
 128                         long begin = System.currentTimeMillis();
 129
 130                         JcrMonitor monitor = new EclipseJcrMonitor(progressMonitor);
 131                         monitor.beginTask("Copy workspace", -1);
 132                         monitor.subTask("Copying nodes");
 133
 134                         Session nodeSession = null;
 135                         Session srcSession = null;
 136                         Session newSession = null;
 137                         try {
 138                                 nodeSession = localRepository.login();
 139                                 Node repoNode = nodeSession.getNode(targetRepoPath);
 140                                 Repository repository = RepoUtils.getRepository(
 141                                                 repositoryFactory, keyring, repoNode);
 142                                 Credentials credentials = RepoUtils.getRepositoryCredentials(
 143                                                 keyring, repoNode);
 144
 145                                 srcSession = repository.login(credentials, srcWkspName);
 146
 147                                 // Create the workspace
 148                                 srcSession.getWorkspace().createWorkspace(targetWkspName);
 149                                 Node srcRootNode = srcSession.getRootNode();
 150                                 // log in the newly created workspace
 151                                 newSession = repository.login(credentials, targetWkspName);
 152                                 Node newRootNode = newSession.getRootNode();
 153                                 RepoUtils.copy(srcRootNode, newRootNode, monitor);
 154                                 newSession.save();
 155                                 JcrUtils.addPrivilege(newSession, "/", SlcConstants.ROLE_SLC,
 156                                                 Privilege.JCR_ALL);
 157
 158                                 display.asyncExec(new Runnable() {
 159                                         public void run() {
 160                                                 CommandHelpers.callCommand(RefreshDistributionsView.ID);
 161                                         }
 162                                 });
 163                                 monitor.worked(1);
 164
 165                         } catch (RepositoryException re) {
 166                                 throw new SlcException(
 167                                                 "Unexpected error while creating the new workspace.",
 168                                                 re);
 169                         } finally {
 170                                 JcrUtils.logoutQuietly(newSession);
 171                                 JcrUtils.logoutQuietly(srcSession);
 172                                 JcrUtils.logoutQuietly(nodeSession);
 173                         }
 174
 175                         monitor.done();
 176                         long duration = (System.currentTimeMillis() - begin) / 1000;// in
 177                                                                                                                                                 // s
 178                         if (log.isDebugEnabled())
 179                                 log.debug("Created workspace " + targetWkspName + " in "
 180                                                 + (duration / 60) + "min " + (duration % 60) + "s");
 181                         return Status.OK_STATUS;
 182                 }
 183
 184         }
 185
 186         /* DEPENDENCY INJECTION */
 187         public void setNodeRepository(Repository nodeRepository) {
 188                 this.nodeRepository = nodeRepository;
 189         }
 190
 191         public void setRepositoryFactory(RepositoryFactory repositoryFactory) {
 192                 this.repositoryFactory = repositoryFactory;
 193         }
 194
 195         public void setKeyring(Keyring keyring) {
 196                 this.keyring = keyring;
 197         }
 198 }