boolean hasUpdateParam = req.getParameterMap().containsKey(RESOURCE_UPDATE_PARAMETER);
boolean hasTrashParam = req.getParameterMap().containsKey(RESOURCE_TRASH_PARAMETER);
boolean hasRestoreParam = req.getParameterMap().containsKey(RESOURCE_RESTORE_PARAMETER);
boolean hasUpdateParam = req.getParameterMap().containsKey(RESOURCE_UPDATE_PARAMETER);
boolean hasTrashParam = req.getParameterMap().containsKey(RESOURCE_TRASH_PARAMETER);
boolean hasRestoreParam = req.getParameterMap().containsKey(RESOURCE_RESTORE_PARAMETER);