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
* Returns whether this operation is able to perform on-the-fly
	 * auto-renaming of resources with name collisions.
	 * 
	 * @return <code>true</code> if auto-rename is supported, and
	 *         <code>false</code> otherwise
	 */
	protected boolean canPerformAutoRename() {
		return true;
	}
	/**
	 * Returns the message for querying deep copy/move of a linked resource.
	 * 
	 * @param source
	 *            resource the query is made for
	 * @return the deep query message
	 */
	protected String getDeepCheckQuestion(IResource source) {
		return NLS
				.bind(
						IDEWorkbenchMessages.CopyFilesAndFoldersOperation_deepCopyQuestion,
						source.getFullPath().makeRelative());
	}
	/**
	 * Checks whether the infos exist.
	 * 
	 * @param stores
	 *            the file infos to test
	 * @return Multi status with one error message for each missing file.
	 */
	IStatus checkExist(IFileStore[] stores) {