Refactor overspeed handling

5 files changed, 42 insertions, 130 deletions

diff --git a/src/main/java/org/traccar/config/Keys.java b/src/main/java/org/traccar/config/Keys.java
index e6c3656da..ea394d914 100644
--- a/src/main/java/org/traccar/config/Keys.java
+++ b/src/main/java/org/traccar/config/Keys.java
@@ -327,13 +327,6 @@ public final class Keys {
             0.0);
 
     /**
-     * If true, the event is generated once at the beginning of overspeeding period.
-     */
-    public static final ConfigKey<Boolean> EVENT_OVERSPEED_NOT_REPEAT = new BooleanConfigKey(
-            "event.overspeed.notRepeat",
-            List.of(KeyType.CONFIG));
-
-    /**
      * Minimal over speed duration to trigger the event. Value in seconds.
      */
     public static final ConfigKey<Long> EVENT_OVERSPEED_MINIMAL_DURATION = new LongConfigKey(
@@ -599,13 +592,6 @@ public final class Keys {
             600L);
 
     /**
-     * Force additional state check when device status changes to 'offline' or 'unknown'. Default false.
-     */
-    public static final ConfigKey<Boolean> STATUS_UPDATE_DEVICE_STATE = new BooleanConfigKey(
-            "status.updateDeviceState",
-            List.of(KeyType.CONFIG));
-
-    /**
      * List of protocol names to ignore offline status. Can be useful to not trigger status change when devices are
      * configured to disconnect after reporting a batch of data.
      */
diff --git a/src/main/java/org/traccar/handler/events/MotionEventHandler.java b/src/main/java/org/traccar/handler/events/MotionEventHandler.java
index 1be1896ef..7ef9ec21d 100644
--- a/src/main/java/org/traccar/handler/events/MotionEventHandler.java
+++ b/src/main/java/org/traccar/handler/events/MotionEventHandler.java
@@ -54,21 +54,6 @@ public class MotionEventHandler extends BaseEventHandler {
         return Collections.singletonMap(event, position);
     }
 
-    public Map<Event, Position> updateMotionState(DeviceState deviceState) {
-        Map<Event, Position> result = null;
-        if (deviceState.getMotionState() != null && deviceState.getMotionPosition() != null) {
-            boolean newMotion = !deviceState.getMotionState();
-            Position motionPosition = deviceState.getMotionPosition();
-            long currentTime = System.currentTimeMillis();
-            long motionTime = motionPosition.getFixTime().getTime()
-                    + (newMotion ? tripsConfig.getMinimalTripDuration() : tripsConfig.getMinimalParkingDuration());
-            if (motionTime <= currentTime) {
-                result = newEvent(deviceState, newMotion);
-            }
-        }
-        return result;
-    }
-
     public Map<Event, Position> updateMotionState(DeviceState deviceState, Position position) {
         return updateMotionState(deviceState, position, position.getBoolean(Position.KEY_MOTION));
     }
diff --git a/src/main/java/org/traccar/handler/events/OverspeedEventHandler.java b/src/main/java/org/traccar/handler/events/OverspeedEventHandler.java
index 7f3675308..cfba56a38 100644
--- a/src/main/java/org/traccar/handler/events/OverspeedEventHandler.java
+++ b/src/main/java/org/traccar/handler/events/OverspeedEventHandler.java
@@ -42,7 +42,6 @@ public class OverspeedEventHandler extends BaseEventHandler {
     private final ConnectionManager connectionManager;
     private final CacheManager cacheManager;
 
-    private final boolean notRepeat;
     private final long minimalDuration;
     private final boolean preferLowest;
 
@@ -50,66 +49,46 @@ public class OverspeedEventHandler extends BaseEventHandler {
     public OverspeedEventHandler(Config config, ConnectionManager connectionManager, CacheManager cacheManager) {
         this.connectionManager = connectionManager;
         this.cacheManager = cacheManager;
-        notRepeat = config.getBoolean(Keys.EVENT_OVERSPEED_NOT_REPEAT);
         minimalDuration = config.getLong(Keys.EVENT_OVERSPEED_MINIMAL_DURATION) * 1000;
         preferLowest = config.getBoolean(Keys.EVENT_OVERSPEED_PREFER_LOWEST);
     }
 
-    private Map<Event, Position> newEvent(DeviceState deviceState, double speedLimit) {
-        Position position = deviceState.getOverspeedPosition();
-        Event event = new Event(Event.TYPE_DEVICE_OVERSPEED, position);
-        event.set(ATTRIBUTE_SPEED, deviceState.getOverspeedPosition().getSpeed());
-        event.set(Position.KEY_SPEED_LIMIT, speedLimit);
-        event.setGeofenceId(deviceState.getOverspeedGeofenceId());
-        deviceState.setOverspeedState(notRepeat);
-        deviceState.setOverspeedPosition(null);
-        deviceState.setOverspeedGeofenceId(0);
-        return Collections.singletonMap(event, position);
-    }
-
-    public Map<Event, Position> updateOverspeedState(DeviceState deviceState, double speedLimit) {
-        Map<Event, Position> result = null;
-        if (deviceState.getOverspeedState() != null && !deviceState.getOverspeedState()
-                && deviceState.getOverspeedPosition() != null && speedLimit != 0) {
-            long currentTime = System.currentTimeMillis();
-            Position overspeedPosition = deviceState.getOverspeedPosition();
-            long overspeedTime = overspeedPosition.getFixTime().getTime();
-            if (overspeedTime + minimalDuration <= currentTime) {
-                result = newEvent(deviceState, speedLimit);
-            }
-        }
-        return result;
-    }
-
     public Map<Event, Position> updateOverspeedState(
             DeviceState deviceState, Position position, double speedLimit, long geofenceId) {
-        Map<Event, Position> result = null;
 
-        Boolean oldOverspeed = deviceState.getOverspeedState();
+        boolean oldState = deviceState.getOverspeedState();
+        if (oldState) {
+            boolean newState = position.getSpeed() > speedLimit;
+            if (newState) {
+                if (deviceState.getOverspeedTime() != null) {
+                    long oldTime = deviceState.getOverspeedTime().getTime();
+                    long newTime = position.getFixTime().getTime();
+                    if (newTime - oldTime > minimalDuration) {
 
-        long currentTime = position.getFixTime().getTime();
-        boolean newOverspeed = position.getSpeed() > speedLimit;
-        if (newOverspeed && !oldOverspeed) {
-            if (deviceState.getOverspeedPosition() == null) {
-                deviceState.setOverspeedPosition(position);
-                deviceState.setOverspeedGeofenceId(geofenceId);
-            }
-        } else if (oldOverspeed && !newOverspeed) {
-            deviceState.setOverspeedState(false);
-            deviceState.setOverspeedPosition(null);
-            deviceState.setOverspeedGeofenceId(0);
-        } else {
-            deviceState.setOverspeedPosition(null);
-            deviceState.setOverspeedGeofenceId(0);
-        }
-        Position overspeedPosition = deviceState.getOverspeedPosition();
-        if (overspeedPosition != null) {
-            long overspeedTime = overspeedPosition.getFixTime().getTime();
-            if (newOverspeed && overspeedTime + minimalDuration <= currentTime) {
-                result = newEvent(deviceState, speedLimit);
+                        Event event = new Event(Event.TYPE_DEVICE_OVERSPEED, position);
+                        event.set(ATTRIBUTE_SPEED, position.getSpeed());
+                        event.set(Position.KEY_SPEED_LIMIT, speedLimit);
+                        event.setGeofenceId(deviceState.getOverspeedGeofenceId());
+
+                        deviceState.setOverspeedTime(null);
+                        deviceState.setOverspeedGeofenceId(0);
+
+                        return Collections.singletonMap(event, position);
+
+                    }
+                }
+            } else {
+                deviceState.setOverspeedState(false);
+                deviceState.setOverspeedTime(null);
+                deviceState.setOverspeedGeofenceId(0);
             }
+        } else if (position != null && position.getSpeed() > speedLimit) {
+            deviceState.setOverspeedState(true);
+            deviceState.setOverspeedTime(position.getFixTime());
+            deviceState.setOverspeedGeofenceId(geofenceId);
         }
-        return result;
+
+        return null;
     }
 
     @Override
@@ -156,16 +135,8 @@ public class OverspeedEventHandler extends BaseEventHandler {
             return null;
         }
 
-        Map<Event, Position> result = null;
         DeviceState deviceState = connectionManager.getDeviceState(deviceId);
-
-        if (deviceState.getOverspeedState() == null) {
-            deviceState.setOverspeedState(position.getSpeed() > speedLimit);
-            deviceState.setOverspeedGeofenceId(position.getSpeed() > speedLimit ? overspeedGeofenceId : 0);
-        } else {
-            result = updateOverspeedState(deviceState, position, speedLimit, overspeedGeofenceId);
-        }
-
+        Map<Event, Position> result = updateOverspeedState(deviceState, position, speedLimit, overspeedGeofenceId);
         connectionManager.setDeviceState(deviceId, deviceState);
         return result;
     }
diff --git a/src/main/java/org/traccar/session/ConnectionManager.java b/src/main/java/org/traccar/session/ConnectionManager.java
index 262a302af..c826b99db 100644
--- a/src/main/java/org/traccar/session/ConnectionManager.java
+++ b/src/main/java/org/traccar/session/ConnectionManager.java
@@ -15,7 +15,6 @@
  */
 package org.traccar.session;
 
-import com.google.inject.Injector;
 import io.netty.channel.Channel;
 import io.netty.util.Timeout;
 import io.netty.util.Timer;
@@ -28,9 +27,6 @@ import org.traccar.config.Config;
 import org.traccar.config.Keys;
 import org.traccar.database.DeviceLookupService;
 import org.traccar.database.NotificationManager;
-import org.traccar.handler.events.MotionEventHandler;
-import org.traccar.handler.events.OverspeedEventHandler;
-import org.traccar.helper.model.AttributeUtil;
 import org.traccar.model.BaseModel;
 import org.traccar.model.Device;
 import org.traccar.model.Event;
@@ -66,14 +62,12 @@ public class ConnectionManager implements BroadcastInterface {
     private static final Logger LOGGER = LoggerFactory.getLogger(ConnectionManager.class);
 
     private final long deviceTimeout;
-    private final boolean updateDeviceState;
 
     private final Map<Long, DeviceSession> sessionsByDeviceId = new ConcurrentHashMap<>();
     private final Map<Endpoint, Map<String, DeviceSession>> sessionsByEndpoint = new ConcurrentHashMap<>();
 
     private final Map<Long, DeviceState> deviceStates = new ConcurrentHashMap<>();
 
-    private final Injector injector;
     private final Config config;
     private final CacheManager cacheManager;
     private final Storage storage;
@@ -90,10 +84,9 @@ public class ConnectionManager implements BroadcastInterface {
 
     @Inject
     public ConnectionManager(
-            Injector injector, Config config, CacheManager cacheManager, Storage storage,
+            Config config, CacheManager cacheManager, Storage storage,
             NotificationManager notificationManager, Timer timer, BroadcastService broadcastService,
             DeviceLookupService deviceLookupService) {
-        this.injector = injector;
         this.config = config;
         this.cacheManager = cacheManager;
         this.storage = storage;
@@ -102,7 +95,6 @@ public class ConnectionManager implements BroadcastInterface {
         this.broadcastService = broadcastService;
         this.deviceLookupService = deviceLookupService;
         deviceTimeout = config.getLong(Keys.STATUS_TIMEOUT);
-        updateDeviceState = config.getBoolean(Keys.STATUS_UPDATE_DEVICE_STATE);
         broadcastService.registerListener(this);
     }
 
@@ -246,15 +238,9 @@ public class ConnectionManager implements BroadcastInterface {
                     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);
@@ -297,24 +283,6 @@ public class ConnectionManager implements BroadcastInterface {
         deviceStates.put(deviceId, deviceState);
     }
 
-    public Map<Event, Position> updateDeviceState(long deviceId) {
-        DeviceState deviceState = getDeviceState(deviceId);
-        Map<Event, Position> result = new HashMap<>();
-
-        Map<Event, Position> event = injector.getInstance(MotionEventHandler.class).updateMotionState(deviceState);
-        if (event != null) {
-            result.putAll(event);
-        }
-
-        double speedLimit = AttributeUtil.lookup(cacheManager, Keys.EVENT_OVERSPEED_LIMIT, deviceId);
-        event = injector.getInstance(OverspeedEventHandler.class).updateOverspeedState(deviceState, speedLimit);
-        if (event != null) {
-            result.putAll(event);
-        }
-
-        return result;
-    }
-
     public synchronized void sendKeepalive() {
         for (Set<UpdateListener> userListeners : listeners.values()) {
             for (UpdateListener listener : userListeners) {
diff --git a/src/main/java/org/traccar/session/DeviceState.java b/src/main/java/org/traccar/session/DeviceState.java
index b7248688a..f67b906c4 100644
--- a/src/main/java/org/traccar/session/DeviceState.java
+++ b/src/main/java/org/traccar/session/DeviceState.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017 Anton Tananaev (anton@traccar.org)
+ * Copyright 2017 - 2022 Anton Tananaev (anton@traccar.org)
  * Copyright 2017 Andrey Kunitsyn (andrey@traccar.org)
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
@@ -18,6 +18,8 @@ package org.traccar.session;
 
 import org.traccar.model.Position;
 
+import java.util.Date;
+
 public class DeviceState {
 
     private Boolean motionState;
@@ -40,24 +42,24 @@ public class DeviceState {
         return motionPosition;
     }
 
-    private Boolean overspeedState;
+    private boolean overspeedState;
 
     public void setOverspeedState(boolean overspeedState) {
         this.overspeedState = overspeedState;
     }
 
-    public Boolean getOverspeedState() {
+    public boolean getOverspeedState() {
         return overspeedState;
     }
 
-    private Position overspeedPosition;
+    private Date overspeedTime;
 
-    public void setOverspeedPosition(Position overspeedPosition) {
-        this.overspeedPosition = overspeedPosition;
+    public Date getOverspeedTime() {
+        return overspeedTime;
     }
 
-    public Position getOverspeedPosition() {
-        return overspeedPosition;
+    public void setOverspeedTime(Date overspeedTime) {
+        this.overspeedTime = overspeedTime;
     }
 
     private long overspeedGeofenceId;