public NewUserSpaceInfo update()

in manager/dm-server/src/main/java/org/apache/doris/stack/component/DorisManagerUserSpaceComponent.java [250:327]
55 lines of code
10 McCabe index (conditional complexity)

    public NewUserSpaceInfo update(CoreUserEntity user, long spaceId, NewUserSpaceCreateReq updateReq) throws Exception {
        checkRequestBody(updateReq.hasEmptyFieldNoCluster());

        log.debug("update space {} information.", spaceId);

        ClusterInfoEntity clusterInfo = clusterUserComponent.checkUserClusterAdminPermission(user, spaceId);

        if (!clusterInfo.getName().equals(updateReq.getName())) {
            nameCheck(updateReq.getName());
        }
        log.debug("The name not be changed");
        clusterInfo.setName(updateReq.getName());
        clusterInfo.setDescription(updateReq.getDescribe());
        clusterInfo.setUpdateTime(new Timestamp(System.currentTimeMillis()));
        log.debug("update space info.");

        // Determine whether the cluster information needs to be changed
        if (updateReq.getCluster() != null) {
            // TODO: if the user name and password of Doris cluster already exist, they cannot be modified
            if (clusterInfo.getAddress() != null) {
                log.error("The space palo cluster information already exists.");
                throw new DorisSpaceDuplicatedException();
            }
            clusterAccess(updateReq.getCluster(), clusterInfo);
        }

        // admin user update admin userList
        if (user.isSuperuser()) {
            checkAdminUserList(updateReq.getSpaceAdminUsers());
            log.debug("Admin user update cluster admin user list.");
            // Get the original space administrator list
            List<Integer> oldAdminUsers = membershipRepository.getUserIdsByGroupId(clusterInfo.getAdminGroupId());
            log.debug("Old admin users {}", oldAdminUsers);

            log.debug("New admin users {}", updateReq.getSpaceAdminUsers());

            // Get the new administrator role user in the space
            List<Integer> addAdminUsers = ListUtil.getAddList(updateReq.getSpaceAdminUsers(), oldAdminUsers);
            log.debug("Add admin users {}", addAdminUsers);
            for (Integer adminUserId : addAdminUsers) {
                if (adminUserId < 0) {
                    continue;
                }
                // Judge whether the user is in the current space
                List<ClusterUserMembershipEntity> membershipEntities =
                        clusterUserMembershipRepository.getByUserIdAndClusterId(adminUserId, spaceId);
                if (membershipEntities.isEmpty()) {
                    // Users are not in the space yet. They are added to the space
                    // and also to the administrator and alluser user groups
                    clusterUserComponent.addAdminUserToCluster(adminUserId, clusterInfo);
                } else {
                    // The user is already in the space, but not an administrator,
                    // and is added to the administrator group
                    clusterUserComponent.addGroupUserMembership(adminUserId, clusterInfo.getAdminGroupId());
                }
            }

            // Get the administrator role user for space deletion
            List<Integer> reduceAdminUsers = ListUtil.getReduceList(updateReq.getSpaceAdminUsers(), oldAdminUsers);
            log.debug("Reduce admin users {}", reduceAdminUsers);
            for (Integer adminUserId : reduceAdminUsers) {
                if (adminUserId < 0) {
                    continue;
                }
                // Delete the user from the space administrator role
                membershipRepository.deleteByUserIdAndGroupId(clusterInfo.getAdminGroupId(), adminUserId);

                // also delete the user form all user role and cluster space
                membershipRepository.deleteByUserIdAndGroupId(clusterInfo.getAllUserGroupId(), adminUserId);
                clusterUserMembershipRepository.deleteByUserIdAndClusterId(adminUserId, clusterInfo.getId());
            }

        }
        ClusterInfoEntity clusterInfoSave = clusterInfoRepository.save(clusterInfo);
        NewUserSpaceInfo userSpaceInfo = clusterInfoSave.transToNewModel();
        getAdminGroupUserList(userSpaceInfo, clusterInfo.getAdminGroupId());
        return userSpaceInfo;
    }