Convert project to gradle

1 files changed, 218 insertions, 0 deletions

diff --git a/src/main/java/org/traccar/database/ConnectionManager.java b/src/main/java/org/traccar/database/ConnectionManager.java
new file mode 100644
index 000000000..8bae1ea93
--- /dev/null
+++ b/src/main/java/org/traccar/database/ConnectionManager.java
@@ -0,0 +1,218 @@
+/*
+ * Copyright 2015 - 2018 Anton Tananaev (anton@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 io.netty.channel.Channel;
+import io.netty.util.Timeout;
+import io.netty.util.TimerTask;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.traccar.Context;
+import org.traccar.GlobalTimer;
+import org.traccar.Main;
+import org.traccar.Protocol;
+import org.traccar.handler.events.MotionEventHandler;
+import org.traccar.handler.events.OverspeedEventHandler;
+import org.traccar.model.Device;
+import org.traccar.model.DeviceState;
+import org.traccar.model.Event;
+import org.traccar.model.Position;
+
+import java.net.SocketAddress;
+import java.sql.SQLException;
+import java.util.Date;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.Map;
+import java.util.Set;
+import java.util.concurrent.ConcurrentHashMap;
+import java.util.concurrent.TimeUnit;
+
+public class ConnectionManager {
+
+    private static final Logger LOGGER = LoggerFactory.getLogger(ConnectionManager.class);
+
+    private static final long DEFAULT_TIMEOUT = 600;
+
+    private final long deviceTimeout;
+    private final boolean enableStatusEvents;
+    private final boolean updateDeviceState;
+
+    private final Map<Long, ActiveDevice> activeDevices = new ConcurrentHashMap<>();
+    private final Map<Long, Set<UpdateListener>> listeners = new ConcurrentHashMap<>();
+    private final Map<Long, Timeout> timeouts = new ConcurrentHashMap<>();
+
+    public ConnectionManager() {
+        deviceTimeout = Context.getConfig().getLong("status.timeout", DEFAULT_TIMEOUT) * 1000;
+        enableStatusEvents = Context.getConfig().getBoolean("event.enable");
+        updateDeviceState = Context.getConfig().getBoolean("status.updateDeviceState");
+    }
+
+    public void addActiveDevice(long deviceId, Protocol protocol, Channel channel, SocketAddress remoteAddress) {
+        activeDevices.put(deviceId, new ActiveDevice(deviceId, protocol, channel, remoteAddress));
+    }
+
+    public void removeActiveDevice(Channel channel) {
+        for (ActiveDevice activeDevice : activeDevices.values()) {
+            if (activeDevice.getChannel() == channel) {
+                updateDevice(activeDevice.getDeviceId(), Device.STATUS_OFFLINE, null);
+                activeDevices.remove(activeDevice.getDeviceId());
+                break;
+            }
+        }
+    }
+
+    public ActiveDevice getActiveDevice(long deviceId) {
+        return activeDevices.get(deviceId);
+    }
+
+    public void updateDevice(final long deviceId, String status, Date time) {
+        Device device = Context.getIdentityManager().getById(deviceId);
+        if (device == null) {
+            return;
+        }
+
+        String oldStatus = device.getStatus();
+        device.setStatus(status);
+
+        if (enableStatusEvents && !status.equals(oldStatus)) {
+            String eventType;
+            Map<Event, Position> events = new HashMap<>();
+            switch (status) {
+                case Device.STATUS_ONLINE:
+                    eventType = Event.TYPE_DEVICE_ONLINE;
+                    break;
+                case Device.STATUS_UNKNOWN:
+                    eventType = Event.TYPE_DEVICE_UNKNOWN;
+                    if (updateDeviceState) {
+                        events.putAll(updateDeviceState(deviceId));
+                    }
+                    break;
+                default:
+                    eventType = Event.TYPE_DEVICE_OFFLINE;
+                    if (updateDeviceState) {
+                        events.putAll(updateDeviceState(deviceId));
+                    }
+                    break;
+            }
+            events.put(new Event(eventType, deviceId), null);
+            Context.getNotificationManager().updateEvents(events);
+        }
+
+        Timeout timeout = timeouts.remove(deviceId);
+        if (timeout != null) {
+            timeout.cancel();
+        }
+
+        if (time != null) {
+            device.setLastUpdate(time);
+        }
+
+        if (status.equals(Device.STATUS_ONLINE)) {
+            timeouts.put(deviceId, GlobalTimer.getTimer().newTimeout(new TimerTask() {
+                @Override
+                public void run(Timeout timeout) {
+                    if (!timeout.isCancelled()) {
+                        updateDevice(deviceId, Device.STATUS_UNKNOWN, null);
+                    }
+                }
+            }, deviceTimeout, TimeUnit.MILLISECONDS));
+        }
+
+        try {
+            Context.getDeviceManager().updateDeviceStatus(device);
+        } catch (SQLException error) {
+            LOGGER.warn("Update device status error", error);
+        }
+
+        updateDevice(device);
+
+        if (status.equals(Device.STATUS_ONLINE) && !oldStatus.equals(Device.STATUS_ONLINE)) {
+            Context.getCommandsManager().sendQueuedCommands(getActiveDevice(deviceId));
+        }
+    }
+
+    public Map<Event, Position> updateDeviceState(long deviceId) {
+        DeviceState deviceState = Context.getDeviceManager().getDeviceState(deviceId);
+        Map<Event, Position> result = new HashMap<>();
+
+        Map<Event, Position> event = Main.getInjector()
+                .getInstance(MotionEventHandler.class).updateMotionState(deviceState);
+        if (event != null) {
+            result.putAll(event);
+        }
+
+        event = Main.getInjector().getInstance(OverspeedEventHandler.class)
+                .updateOverspeedState(deviceState, Context.getDeviceManager().
+                        lookupAttributeDouble(deviceId, OverspeedEventHandler.ATTRIBUTE_SPEED_LIMIT, 0, false));
+        if (event != null) {
+            result.putAll(event);
+        }
+
+        return result;
+    }
+
+    public synchronized void updateDevice(Device device) {
+        for (long userId : Context.getPermissionsManager().getDeviceUsers(device.getId())) {
+            if (listeners.containsKey(userId)) {
+                for (UpdateListener listener : listeners.get(userId)) {
+                    listener.onUpdateDevice(device);
+                }
+            }
+        }
+    }
+
+    public synchronized void updatePosition(Position position) {
+        long deviceId = position.getDeviceId();
+
+        for (long userId : Context.getPermissionsManager().getDeviceUsers(deviceId)) {
+            if (listeners.containsKey(userId)) {
+                for (UpdateListener listener : listeners.get(userId)) {
+                    listener.onUpdatePosition(position);
+                }
+            }
+        }
+    }
+
+    public synchronized void updateEvent(long userId, Event event) {
+        if (listeners.containsKey(userId)) {
+            for (UpdateListener listener : listeners.get(userId)) {
+                listener.onUpdateEvent(event);
+            }
+        }
+    }
+
+    public interface UpdateListener {
+        void onUpdateDevice(Device device);
+        void onUpdatePosition(Position position);
+        void onUpdateEvent(Event event);
+    }
+
+    public synchronized void addListener(long userId, UpdateListener listener) {
+        if (!listeners.containsKey(userId)) {
+            listeners.put(userId, new HashSet<UpdateListener>());
+        }
+        listeners.get(userId).add(listener);
+    }
+
+    public synchronized void removeListener(long userId, UpdateListener listener) {
+        if (!listeners.containsKey(userId)) {
+            listeners.put(userId, new HashSet<UpdateListener>());
+        }
+        listeners.get(userId).remove(listener);
+    }
+
+}