2 * ========================LICENSE_START=================================
5 * Copyright (C) 2019 AT&T Intellectual Property
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
18 * ========================LICENSE_END===================================
20 package org.oransc.ric.portal.dashboard;
22 import com.fasterxml.jackson.core.JsonGenerationException;
23 import com.fasterxml.jackson.core.type.TypeReference;
24 import com.fasterxml.jackson.databind.JsonMappingException;
25 import com.fasterxml.jackson.databind.ObjectMapper;
28 import java.io.IOException;
29 import java.lang.invoke.MethodHandles;
30 import java.util.ArrayList;
31 import java.util.HashSet;
32 import java.util.List;
35 import org.onap.portalsdk.core.onboarding.exception.PortalAPIException;
36 import org.onap.portalsdk.core.restful.domain.EcompRole;
37 import org.onap.portalsdk.core.restful.domain.EcompUser;
38 import org.slf4j.Logger;
39 import org.slf4j.LoggerFactory;
42 * Provides simple user-management services.
44 * This first implementation serializes user details to a file.
46 * TODO: migrate to a database.
48 public class DashboardUserManager {
50 private static final Logger logger = LoggerFactory.getLogger(MethodHandles.lookup().lookupClass());
52 // This default value is only useful for development and testing.
53 public static final String USER_FILE_PATH = "dashboard-users.json";
55 private final File userFile;
56 private final List<EcompUser> users;
59 * Development/test-only constructor that uses default file path.
62 * If true, start empty and remove any existing file.
67 public DashboardUserManager(boolean clear) throws IOException {
70 logger.debug("ctor: removing file {}", userFile.getAbsolutePath());
71 File f = new File(DashboardUserManager.USER_FILE_PATH);
79 * Constructur that accepts a file path
84 * If file cannot be read
86 public DashboardUserManager(final String userFilePath) throws IOException {
87 logger.debug("ctor: userfile {}", userFilePath);
88 if (userFilePath == null)
89 throw new IllegalArgumentException("Missing or empty user file property");
90 userFile = new File(userFilePath);
91 logger.debug("ctor: managing users in file {}", userFile.getAbsolutePath());
92 if (userFile.exists()) {
93 final ObjectMapper mapper = new ObjectMapper();
94 users = mapper.readValue(userFile, new TypeReference<List<EcompUser>>() {});
96 users = new ArrayList<>();
101 * Gets the current users.
103 * @return List of EcompUser objects, possibly empty
105 public List<EcompUser> getUsers() {
110 * Gets the user with the specified login Id
114 * @return User object; null if Id is not known
116 public EcompUser getUser(String loginId) {
117 for (EcompUser u : this.users) {
118 if (u.getLoginId().equals(loginId)) {
119 logger.debug("getUser: match on {}", loginId);
123 logger.debug("getUser: no match on {}", loginId);
127 private void saveUsers() throws JsonGenerationException, JsonMappingException, IOException {
128 final ObjectMapper mapper = new ObjectMapper();
129 mapper.writeValue(userFile, users);
133 * Allow at most one thread to create a user at one time.
135 public synchronized void createUser(EcompUser user) throws PortalAPIException {
136 logger.debug("createUser: loginId is " + user.getLoginId());
137 if (users.contains(user))
138 throw new PortalAPIException("User exists: " + user.getLoginId());
142 } catch (Exception ex) {
143 throw new PortalAPIException("Save failed", ex);
148 * Allow at most one thread to modify a user at one time. We still have
149 * last-edit-wins of course.
151 public synchronized void updateUser(String loginId, EcompUser user) throws PortalAPIException {
152 logger.debug("editUser: loginId is " + loginId);
153 int index = users.indexOf(user);
155 throw new PortalAPIException("User does not exist: " + user.getLoginId());
160 } catch (Exception ex) {
161 throw new PortalAPIException("Save failed", ex);
165 // Test infrastructure
166 public static void main(String[] args) throws Exception {
167 DashboardUserManager dum = new DashboardUserManager(false);
168 EcompUser user = new EcompUser();
169 user.setActive(true);
170 user.setLoginId("demo");
171 user.setFirstName("First");
172 user.setLastName("Last");
173 EcompRole role = new EcompRole();
175 role.setName(DashboardConstants.ROLE_NAME_ADMIN);
176 Set<EcompRole> roles = new HashSet<>();
178 user.setRoles(roles);
179 dum.createUser(user);
180 logger.debug("Created user {}", user);