public UpdateContainer doIt(Workspace workspace) throws CommandException {
final String workspaceId = workspace.getId();
if(!HistoryJsonUtil.historyExists(workspaceId, worksheetId)) {
return new UpdateContainer(new ErrorUpdate("No history exists for the worksheet!"));
}
// Copy the history file to a location accessible from web
// File existingHistoryFile = new File(HistoryJsonUtil.constructWorksheetHistoryJsonFilePath(wkName, wsPreferenceId));
// final File newFileName = new File("./src/main/webapp/History/"