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/*
* Copyright 2016 Anton Tananaev (anton.tananaev@gmail.com)
*
* 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 org.traccar.Context;
import org.traccar.helper.Log;
import org.traccar.model.Statistics;
import java.sql.SQLException;
import java.util.Calendar;
import java.util.Date;
import java.util.HashSet;
import java.util.Set;
public class StatisticsManager {
private static final int SPLIT_MODE = Calendar.MINUTE;
private int lastUpdate = Calendar.getInstance().get(SPLIT_MODE);
private Set<Long> users = new HashSet<>();
private Set<Long> devices = new HashSet<>();
private int requests;
private int messagesReceived;
private int messagesStored;
private void checkSplit() {
int currentUpdate = Calendar.getInstance().get(SPLIT_MODE);
if (lastUpdate != currentUpdate) {
Statistics statistics = new Statistics();
statistics.setCaptureTime(new Date());
statistics.setActiveUsers(users.size());
statistics.setActiveDevices(devices.size());
statistics.setRequests(requests);
statistics.setMessagesReceived(messagesReceived);
statistics.setMessagesStored(messagesStored);
try {
Context.getDataManager().addStatistics(statistics);
} catch (SQLException e) {
Log.warning(e);
}
users.clear();
devices.clear();
requests = 0;
messagesReceived = 0;
messagesStored = 0;
lastUpdate = currentUpdate;
}
}
public synchronized void registerUser(long userId) {
checkSplit();
users.add(userId);
}
public synchronized void registerDevice(long deviceId) {
checkSplit();
devices.add(deviceId);
}
public synchronized void registerRequest() {
checkSplit();
requests += 1;
}
public synchronized void registerMessageReceived() {
checkSplit();
messagesReceived += 1;
}
public synchronized void registerMessageStored() {
checkSplit();
messagesStored += 1;
}
}
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