| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| package com.epam.datalab.backendapi.dao; |
| |
| import com.epam.datalab.exceptions.DatalabException; |
| import com.google.inject.Singleton; |
| import org.bson.Document; |
| |
| import java.util.HashSet; |
| import java.util.List; |
| import java.util.Set; |
| import java.util.stream.Collectors; |
| |
| import static com.epam.datalab.backendapi.dao.MongoCollections.USER_GROUPS; |
| import static com.mongodb.client.model.Filters.elemMatch; |
| import static com.mongodb.client.model.Filters.eq; |
| |
| @Singleton |
| public class UserGroupDAOImpl extends BaseDAO implements UserGroupDAO { |
| |
| private static final String USERS_FIELD = "users"; |
| |
| @Override |
| public void addUsers(String group, Set<String> users) { |
| updateOne(USER_GROUPS, eq(ID, group), addToSet(USERS_FIELD, users), true); |
| } |
| |
| @Override |
| public void updateUsers(String group, Set<String> users) { |
| updateOne(USER_GROUPS, eq(ID, group), new Document(SET, new Document(USERS_FIELD, users)), true); |
| } |
| |
| @Override |
| public void removeGroup(String groupId) { |
| deleteOne(USER_GROUPS, eq(ID, groupId)); |
| } |
| |
| @Override |
| public Set<String> getUserGroups(String user) { |
| return stream(find(USER_GROUPS, elemMatch(USERS_FIELD, new Document("$regex", "^" + user + "$") |
| .append("$options", "i")))) |
| .map(document -> document.getString(ID)) |
| .collect(Collectors.toSet()); |
| } |
| |
| @Override |
| public Set<String> getUsers(String group) { |
| return new HashSet<>(findOne(USER_GROUPS, eq(ID, group)) |
| .map(document -> (List<String>) document.get(USERS_FIELD)) |
| .orElseThrow(() -> new DatalabException(String.format("Group %s not found", group)))); |
| } |
| } |