Bug 301131 CreateGroupOperation, GroupDescription should be renamed or merged into existing classes
There are some remaining issues related to renamin Groups into Virtual Folders. org.eclipse.ui.internal.ide.undo.GroupDescription IMO should be merged with FolderDescription org.eclipse.ui.ide.undo.CreateGroupOperation should be merged with CreateFolderOperation IDEResourceInfoUtils#GROUP_TEXT org.eclipse.ui.wizards.datatransfer#ImportOperation#setCreateGroups Remy, if you see other related issues, please add a comment to the bug.
bundles/org.eclipse.ui.ide/extensions/org/eclipse/ui/actions/CopyFilesAndFoldersOperation.java
MultiStatus multiStatus = new MultiStatus(PlatformUI.PLUGIN_ID,
				IStatus.OK, getProblemsMessage(), null);
		for (int i = 0; i < stores.length; i++) {
			if (stores[i].fetchInfo().exists() == false) {
				String message = NLS
						.bind(
								IDEWorkbenchMessages.CopyFilesAndFoldersOperation_resourceDeleted,
								stores[i].getName());
				IStatus status = new Status(IStatus.ERROR,
						PlatformUI.PLUGIN_ID, IStatus.OK, message, null);
				multiStatus.add(status);
			}
		}
		return multiStatus;
	}
	/**
	 * Checks whether the resources with the given names exist.
	 * 
	 * @param resources
	 *            IResources to checl
	 * @return Multi status with one error message for each missing file.
	 */
	IStatus checkExist(IResource[] resources) {
		MultiStatus multiStatus = new MultiStatus(PlatformUI.PLUGIN_ID,
				IStatus.OK, getProblemsMessage(), null);
		for (int i = 0; i < resources.length; i++) {
			IResource resource = resources[i];
			if (resource != null && !resource.isVirtual()) {
				URI location = resource.getLocationURI();
				String message = null;