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/*
* Copyright 2017 Anton Tananaev (anton@traccar.org)
* Copyright 2017 Andrey Kunitsyn (andrey@traccar.org)
*
* Licensed 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 org.traccar.database;
import java.util.HashSet;
import java.util.Map;
import java.util.Set;
import java.util.concurrent.ConcurrentHashMap;
import org.traccar.model.User;
public class UsersManager extends SimpleObjectManager<User> {
private Map<String, Long> usersTokens;
public UsersManager(DataManager dataManager) {
super(dataManager, User.class);
}
private void putToken(User user) {
if (usersTokens == null) {
usersTokens = new ConcurrentHashMap<>();
}
if (user.getToken() != null) {
usersTokens.put(user.getToken(), user.getId());
}
}
@Override
protected void addNewItem(User user) {
super.addNewItem(user);
putToken(user);
}
@Override
protected void updateCachedItem(User user) {
User cachedUser = getById(user.getId());
super.updateCachedItem(user);
if (user.getToken() != null) {
usersTokens.put(user.getToken(), user.getId());
}
if (cachedUser.getToken() != null && !cachedUser.getToken().equals(user.getToken())) {
usersTokens.remove(cachedUser.getToken());
}
}
@Override
protected void removeCachedItem(long userId) {
User cachedUser = getById(userId);
if (cachedUser != null) {
String userToken = cachedUser.getToken();
super.removeCachedItem(userId);
if (userToken != null) {
usersTokens.remove(userToken);
}
}
}
@Override
public Set<Long> getManagedItems(long userId) {
Set<Long> result = new HashSet<>();
result.addAll(getUserItems(userId));
result.add(userId);
return result;
}
public User getUserByToken(String token) {
return getById(usersTokens.get(token));
}
}
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