@Override public void assignUserToSuperAdminRole(final UserInfo candidateUserInfo, final UserInfo assigningUserInfo) { LOGGER.debug("Assigning super admin role to user={} by user={} ", candidateUserInfo, assigningUserInfo); UserRoleList userRoleList = getUserRoleList(candidateUserInfo.getUsername()); LOGGER.debug("User role list {}", userRoleList); boolean isSuperAdmin = userRoleList.getRoleList().stream().anyMatch((UserRole ur) -> ur.getRole().equals(Role.SUPERADMIN)); Preconditions.checkArgument(!isSuperAdmin, "User %s is already a superadmin", candidateUserInfo.getUsername()); authorizationRepository.assignUserToSuperAdminRole(candidateUserInfo); eventLog.postEvent(new AuthorizationChangeEvent(assigningUserInfo, null, candidateUserInfo, null, Role.SUPERADMIN.toString())); }