Persist device state

5 files changed, 265 insertions, 42 deletions

diff --git a/src/main/java/org/traccar/session/ConnectionManager.java b/src/main/java/org/traccar/session/ConnectionManager.java
index c826b99db..9e50c9ead 100644
--- a/src/main/java/org/traccar/session/ConnectionManager.java
+++ b/src/main/java/org/traccar/session/ConnectionManager.java
@@ -66,8 +66,6 @@ public class ConnectionManager implements BroadcastInterface {
     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 Config config;
     private final CacheManager cacheManager;
     private final Storage storage;
@@ -275,14 +273,6 @@ public class ConnectionManager implements BroadcastInterface {
         updateDevice(true, device);
     }
 
-    public DeviceState getDeviceState(long deviceId) {
-        return deviceStates.computeIfAbsent(deviceId, x -> new DeviceState());
-    }
-
-    public void setDeviceState(long deviceId, DeviceState deviceState) {
-        deviceStates.put(deviceId, deviceState);
-    }
-
     public synchronized void sendKeepalive() {
         for (Set<UpdateListener> userListeners : listeners.values()) {
             for (UpdateListener listener : userListeners) {
diff --git a/src/main/java/org/traccar/session/state/MotionProcessor.java b/src/main/java/org/traccar/session/state/MotionProcessor.java
new file mode 100644
index 000000000..b9d706492
--- /dev/null
+++ b/src/main/java/org/traccar/session/state/MotionProcessor.java
@@ -0,0 +1,75 @@
+/*
+ * Copyright 2022 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.session.state;
+
+import org.traccar.model.Event;
+import org.traccar.model.Position;
+import org.traccar.reports.common.TripsConfig;
+
+public final class MotionProcessor {
+
+    private MotionProcessor() {
+    }
+
+    public static void updateState(
+            MotionState state, Position position, boolean newState, TripsConfig tripsConfig) {
+
+        state.setEvent(null);
+
+        boolean oldState = state.getMotionState();
+        if (oldState == newState) {
+            if (state.getMotionTime() != null) {
+                long oldTime = state.getMotionTime().getTime();
+                long newTime = position.getFixTime().getTime();
+
+                double distance = position.getDouble(Position.KEY_TOTAL_DISTANCE) - state.getMotionDistance();
+                Boolean ignition = null;
+                if (tripsConfig.getUseIgnition() && position.hasAttribute(Position.KEY_IGNITION)) {
+                    ignition = position.getBoolean(Position.KEY_IGNITION);
+                }
+
+                boolean generateEvent = false;
+                if (newState) {
+                    if (newTime - oldTime >= tripsConfig.getMinimalTripDuration()
+                            || distance >= tripsConfig.getMinimalTripDistance()) {
+                        generateEvent = true;
+                    }
+                } else {
+                    if (newTime - oldTime >= tripsConfig.getMinimalParkingDuration()
+                            || ignition != null && !ignition) {
+                        generateEvent = true;
+                    }
+                }
+
+                if (generateEvent) {
+
+                    String eventType = newState ? Event.TYPE_DEVICE_MOVING : Event.TYPE_DEVICE_STOPPED;
+                    Event event = new Event(eventType, position);
+
+                    state.setMotionTime(null);
+                    state.setMotionDistance(0);
+                    state.setEvent(event);
+
+                }
+            }
+        } else {
+            state.setMotionState(newState);
+            state.setMotionTime(position.getFixTime());
+            state.setMotionDistance(position.getDouble(Position.KEY_TOTAL_DISTANCE));
+        }
+    }
+
+}
diff --git a/src/main/java/org/traccar/session/DeviceState.java b/src/main/java/org/traccar/session/state/MotionState.java
index 7bf2a62ac..e3ce58ab2 100644
--- a/src/main/java/org/traccar/session/DeviceState.java
+++ b/src/main/java/org/traccar/session/state/MotionState.java
@@ -1,6 +1,5 @@
 /*
- * Copyright 2017 - 2022 Anton Tananaev (anton@traccar.org)
- * Copyright 2017 Andrey Kunitsyn (andrey@traccar.org)
+ * Copyright 2022 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.
@@ -14,22 +13,46 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.traccar.session;
+package org.traccar.session.state;
+
+import org.traccar.model.Device;
+import org.traccar.model.Event;
 
 import java.util.Date;
 
-public class DeviceState {
+public class MotionState {
 
-    private boolean motionState;
+    public static MotionState fromDevice(Device device) {
+        MotionState state = new MotionState();
+        state.motionState = device.getMotionState();
+        state.motionTime = device.getMotionTime();
+        state.motionDistance = device.getMotionDistance();
+        return state;
+    }
 
-    public void setMotionState(boolean motionState) {
-        this.motionState = motionState;
+    public void toDevice(Device device) {
+        device.setMotionState(motionState);
+        device.setMotionTime(motionTime);
+        device.setMotionDistance(motionDistance);
+    }
+
+    private boolean changed;
+
+    public boolean isChanged() {
+        return changed;
     }
 
+    private boolean motionState;
+
     public boolean getMotionState() {
         return motionState;
     }
 
+    public void setMotionState(boolean motionState) {
+        this.motionState = motionState;
+        changed = true;
+    }
+
     private Date motionTime;
 
     public Date getMotionTime() {
@@ -38,6 +61,7 @@ public class DeviceState {
 
     public void setMotionTime(Date motionTime) {
         this.motionTime = motionTime;
+        changed = true;
     }
 
     private double motionDistance;
@@ -48,36 +72,17 @@ public class DeviceState {
 
     public void setMotionDistance(double motionDistance) {
         this.motionDistance = motionDistance;
+        changed = true;
     }
 
-    private boolean overspeedState;
-
-    public void setOverspeedState(boolean overspeedState) {
-        this.overspeedState = overspeedState;
-    }
-
-    public boolean getOverspeedState() {
-        return overspeedState;
-    }
-
-    private Date overspeedTime;
-
-    public Date getOverspeedTime() {
-        return overspeedTime;
-    }
-
-    public void setOverspeedTime(Date overspeedTime) {
-        this.overspeedTime = overspeedTime;
-    }
-
-    private long overspeedGeofenceId;
+    private Event event;
 
-    public void setOverspeedGeofenceId(long overspeedGeofenceId) {
-        this.overspeedGeofenceId = overspeedGeofenceId;
+    public Event getEvent() {
+        return event;
     }
 
-    public long getOverspeedGeofenceId() {
-        return overspeedGeofenceId;
+    public void setEvent(Event event) {
+        this.event = event;
     }
 
 }
diff --git a/src/main/java/org/traccar/session/state/OverspeedProcessor.java b/src/main/java/org/traccar/session/state/OverspeedProcessor.java
new file mode 100644
index 000000000..62f6a3de2
--- /dev/null
+++ b/src/main/java/org/traccar/session/state/OverspeedProcessor.java
@@ -0,0 +1,65 @@
+/*
+ * Copyright 2022 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.session.state;
+
+import org.traccar.model.Event;
+import org.traccar.model.Position;
+
+public final class OverspeedProcessor {
+
+    public static final String ATTRIBUTE_SPEED = "speed";
+
+    private OverspeedProcessor() {
+    }
+
+    public static void updateState(
+            OverspeedState state, Position position, double speedLimit, long minimalDuration, long geofenceId) {
+
+        state.setEvent(null);
+
+        boolean oldState = state.getOverspeedState();
+        if (oldState) {
+            boolean newState = position.getSpeed() > speedLimit;
+            if (newState) {
+                if (state.getOverspeedTime() != null) {
+                    long oldTime = state.getOverspeedTime().getTime();
+                    long newTime = position.getFixTime().getTime();
+                    if (newTime - oldTime > minimalDuration) {
+
+                        Event event = new Event(Event.TYPE_DEVICE_OVERSPEED, position);
+                        event.set(ATTRIBUTE_SPEED, position.getSpeed());
+                        event.set(Position.KEY_SPEED_LIMIT, speedLimit);
+                        event.setGeofenceId(state.getOverspeedGeofenceId());
+
+                        state.setOverspeedTime(null);
+                        state.setOverspeedGeofenceId(0);
+                        state.setEvent(event);
+
+                    }
+                }
+            } else {
+                state.setOverspeedState(false);
+                state.setOverspeedTime(null);
+                state.setOverspeedGeofenceId(0);
+            }
+        } else if (position != null && position.getSpeed() > speedLimit) {
+            state.setOverspeedState(true);
+            state.setOverspeedTime(position.getFixTime());
+            state.setOverspeedGeofenceId(geofenceId);
+        }
+    }
+
+}
diff --git a/src/main/java/org/traccar/session/state/OverspeedState.java b/src/main/java/org/traccar/session/state/OverspeedState.java
new file mode 100644
index 000000000..340ede6d7
--- /dev/null
+++ b/src/main/java/org/traccar/session/state/OverspeedState.java
@@ -0,0 +1,88 @@
+/*
+ * Copyright 2022 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.session.state;
+
+import org.traccar.model.Device;
+import org.traccar.model.Event;
+
+import java.util.Date;
+
+public class OverspeedState {
+
+    public static OverspeedState fromDevice(Device device) {
+        OverspeedState state = new OverspeedState();
+        state.overspeedState = device.getOverspeedState();
+        state.overspeedTime = device.getOverspeedTime();
+        state.overspeedGeofenceId = device.getOverspeedGeofenceId();
+        return state;
+    }
+
+    public void toDevice(Device device) {
+        device.setOverspeedState(overspeedState);
+        device.setOverspeedTime(overspeedTime);
+        device.setOverspeedGeofenceId(overspeedGeofenceId);
+    }
+
+    private boolean changed;
+
+    public boolean isChanged() {
+        return changed;
+    }
+
+    private boolean overspeedState;
+
+    public boolean getOverspeedState() {
+        return overspeedState;
+    }
+
+    public void setOverspeedState(boolean overspeedState) {
+        this.overspeedState = overspeedState;
+        changed = true;
+    }
+
+    private Date overspeedTime;
+
+    public Date getOverspeedTime() {
+        return overspeedTime;
+    }
+
+    public void setOverspeedTime(Date overspeedTime) {
+        this.overspeedTime = overspeedTime;
+        changed = true;
+    }
+
+    private long overspeedGeofenceId;
+
+    public long getOverspeedGeofenceId() {
+        return overspeedGeofenceId;
+    }
+
+    public void setOverspeedGeofenceId(long overspeedGeofenceId) {
+        this.overspeedGeofenceId = overspeedGeofenceId;
+        changed = true;
+    }
+
+    private Event event;
+
+    public Event getEvent() {
+        return event;
+    }
+
+    public void setEvent(Event event) {
+        this.event = event;
+    }
+
+}