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
copyMoveOp.setCreateGroups(createGroupsAndLinks);
				copyMoveOp.setCreateLinks(createLinks);
				copyMoveOp.setRelativeVariable(relativeVariable);
			}
			PlatformUI.getWorkbench().getOperationSupport()
					.getOperationHistory().execute(op, monitor,
							WorkspaceUndoUtil.getUIInfoAdapter(messageShell));
		} catch (ExecutionException e) {
			if (e.getCause() instanceof CoreException) {
				recordError((CoreException) e.getCause());
			} else {
				IDEWorkbenchPlugin.log(e.getMessage(), e);
				displayError(e.getMessage());
			}
			return false;
		}
		return true;
	}
	/**
	 * Individually copies the given resources to the specified destination
	 * container checking for name collisions. If a collision is detected, it is
	 * saved with a new name.
	 * <p>
	 * Note: the destination container may need to be created prior to copying
	 * the resources.
	 * </p>
	 * 
	 * @param resources
	 *            the resources to copy
	 * @param destination