Merge pull request #2012 from Abyss777/master

Implement Geofences on server side

34 files changed, 1537 insertions, 128 deletions

diff --git a/src/org/traccar/BaseEventHandler.java b/src/org/traccar/BaseEventHandler.java
index 3e3317f0a..1ae9d2c6d 100644
--- a/src/org/traccar/BaseEventHandler.java
+++ b/src/org/traccar/BaseEventHandler.java
@@ -1,35 +1,39 @@
+/*
+ * 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;
 
-import org.traccar.model.Device;
+import java.util.Collection;
+
 import org.traccar.model.Event;
 import org.traccar.model.Position;
 
 public abstract class BaseEventHandler extends BaseDataHandler {
 
-    private boolean isLastPosition = false;
-
-    public boolean isLastPosition() {
-        return isLastPosition;
-    }
-
     @Override
     protected Position handlePosition(Position position) {
 
-        Device device = Context.getDataManager().getDeviceById(position.getDeviceId());
-        if (device != null) {
-            long lastPositionId = device.getPositionId();
-            if (position.getId() == lastPositionId) {
-                isLastPosition = true;
+        Collection<Event> events = analyzePosition(position);
+        if (events != null) {
+            for (Event event : events) {
+                Context.getNotificationManager().updateEvent(event, position);
             }
         }
-
-        Event event = analizePosition(position);
-        if (event != null) {
-            Context.getConnectionManager().updateEvent(event, position);
-        }
         return position;
     }
 
-    protected abstract Event analizePosition(Position position);
+    protected abstract Collection<Event> analyzePosition(Position position);
 
 }
diff --git a/src/org/traccar/BasePipelineFactory.java b/src/org/traccar/BasePipelineFactory.java
index 634c6d6a4..b61d95171 100644
--- a/src/org/traccar/BasePipelineFactory.java
+++ b/src/org/traccar/BasePipelineFactory.java
@@ -30,6 +30,7 @@ import org.jboss.netty.channel.SimpleChannelHandler;
 import org.jboss.netty.handler.logging.LoggingHandler;
 import org.jboss.netty.handler.timeout.IdleStateHandler;
 import org.traccar.events.CommandResultEventHandler;
+import org.traccar.events.GeofenceEventHandler;
 import org.traccar.events.MotionEventHandler;
 import org.traccar.events.OverspeedEventHandler;
 import org.traccar.helper.Log;
@@ -50,6 +51,7 @@ public abstract class BasePipelineFactory implements ChannelPipelineFactory {
     private CommandResultEventHandler commandResultEventHandler;
     private OverspeedEventHandler overspeedEventHandler;
     private MotionEventHandler motionEventHandler;
+    private GeofenceEventHandler geofenceEventHandler;
 
     private static final class OpenChannelHandler extends SimpleChannelHandler {
 
@@ -140,6 +142,10 @@ public abstract class BasePipelineFactory implements ChannelPipelineFactory {
             motionEventHandler = new MotionEventHandler();
         }
 
+        if (Context.getConfig().getBoolean("event.geofenceHandler")) {
+            geofenceEventHandler = new GeofenceEventHandler();
+        }
+
     }
 
     protected abstract void addSpecificHandlers(ChannelPipeline pipeline);
@@ -197,6 +203,10 @@ public abstract class BasePipelineFactory implements ChannelPipelineFactory {
             pipeline.addLast("MotionEventHandler", motionEventHandler);
         }
 
+        if (geofenceEventHandler != null) {
+            pipeline.addLast("GeofenceEventHandler", geofenceEventHandler);
+        }
+
         pipeline.addLast("mainHandler", new MainEventHandler());
         return pipeline;
     }
diff --git a/src/org/traccar/Context.java b/src/org/traccar/Context.java
index 1aba24b8c..f40db72e5 100644
--- a/src/org/traccar/Context.java
+++ b/src/org/traccar/Context.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015 Anton Tananaev (anton.tananaev@gmail.com)
+ * Copyright 2015 - 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.
@@ -19,7 +19,9 @@ import com.ning.http.client.AsyncHttpClient;
 import org.traccar.database.ConnectionManager;
 import org.traccar.database.DataManager;
 import org.traccar.database.IdentityManager;
+import org.traccar.database.NotificationManager;
 import org.traccar.database.PermissionsManager;
+import org.traccar.database.GeofenceManager;
 import org.traccar.geocode.BingMapsReverseGeocoder;
 import org.traccar.geocode.FactualReverseGeocoder;
 import org.traccar.geocode.GisgraphyReverseGeocoder;
@@ -99,6 +101,18 @@ public final class Context {
         return serverManager;
     }
 
+    private static GeofenceManager geofenceManager;
+
+    public static GeofenceManager getGeofenceManager() {
+        return geofenceManager;
+    }
+
+    private static NotificationManager notificationManager;
+
+    public static NotificationManager getNotificationManager() {
+        return notificationManager;
+    }
+
     private static final AsyncHttpClient ASYNC_HTTP_CLIENT = new AsyncHttpClient();
 
     public static AsyncHttpClient getAsyncHttpClient() {
@@ -179,7 +193,12 @@ public final class Context {
 
         connectionManager = new ConnectionManager(dataManager);
 
+        geofenceManager = new GeofenceManager(dataManager);
+
+        notificationManager = new NotificationManager(dataManager);
+
         serverManager = new ServerManager();
+
     }
 
     public static void init(IdentityManager testIdentityManager) {
diff --git a/src/org/traccar/api/resource/DeviceGeofenceResource.java b/src/org/traccar/api/resource/DeviceGeofenceResource.java
new file mode 100644
index 000000000..27535617d
--- /dev/null
+++ b/src/org/traccar/api/resource/DeviceGeofenceResource.java
@@ -0,0 +1,57 @@
+/*
+ * 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.api.resource;
+
+import org.traccar.Context;
+import org.traccar.api.BaseResource;
+import org.traccar.model.DeviceGeofence;
+
+import javax.ws.rs.Consumes;
+import javax.ws.rs.DELETE;
+import javax.ws.rs.POST;
+import javax.ws.rs.Path;
+import javax.ws.rs.Produces;
+import javax.ws.rs.core.MediaType;
+import javax.ws.rs.core.Response;
+
+import java.sql.SQLException;
+
+@Path("devices/geofences")
+@Produces(MediaType.APPLICATION_JSON)
+@Consumes(MediaType.APPLICATION_JSON)
+public class DeviceGeofenceResource extends BaseResource {
+
+    @POST
+    public Response add(DeviceGeofence entity) throws SQLException {
+        Context.getPermissionsManager().checkReadonly(getUserId());
+        Context.getPermissionsManager().checkDevice(getUserId(), entity.getDeviceId());
+        Context.getPermissionsManager().checkGeofence(getUserId(), entity.getGeofenceId());
+        Context.getDataManager().linkDeviceGeofence(entity.getDeviceId(), entity.getGeofenceId());
+        Context.getGeofenceManager().refresh();
+        return Response.ok(entity).build();
+    }
+
+    @DELETE
+    public Response remove(DeviceGeofence entity) throws SQLException {
+        Context.getPermissionsManager().checkReadonly(getUserId());
+        Context.getPermissionsManager().checkDevice(getUserId(), entity.getDeviceId());
+        Context.getPermissionsManager().checkGeofence(getUserId(), entity.getGeofenceId());
+        Context.getDataManager().unlinkDeviceGeofence(entity.getDeviceId(), entity.getGeofenceId());
+        Context.getGeofenceManager().refresh();
+        return Response.noContent().build();
+    }
+
+}
diff --git a/src/org/traccar/api/resource/DevicePermissionResource.java b/src/org/traccar/api/resource/DevicePermissionResource.java
index f77375cba..2ef436f11 100644
--- a/src/org/traccar/api/resource/DevicePermissionResource.java
+++ b/src/org/traccar/api/resource/DevicePermissionResource.java
@@ -38,6 +38,7 @@ public class DevicePermissionResource extends BaseResource {
         Context.getPermissionsManager().checkAdmin(getUserId());
         Context.getDataManager().linkDevice(entity.getUserId(), entity.getDeviceId());
         Context.getPermissionsManager().refresh();
+        Context.getGeofenceManager().refresh();
         return Response.ok(entity).build();
     }
 
@@ -46,6 +47,7 @@ public class DevicePermissionResource extends BaseResource {
         Context.getPermissionsManager().checkAdmin(getUserId());
         Context.getDataManager().unlinkDevice(entity.getUserId(), entity.getDeviceId());
         Context.getPermissionsManager().refresh();
+        Context.getGeofenceManager().refresh();
         return Response.noContent().build();
     }
 
diff --git a/src/org/traccar/api/resource/DeviceResource.java b/src/org/traccar/api/resource/DeviceResource.java
index 6c0ef32ca..d6032bb1e 100644
--- a/src/org/traccar/api/resource/DeviceResource.java
+++ b/src/org/traccar/api/resource/DeviceResource.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015 Anton Tananaev (anton.tananaev@gmail.com)
+ * Copyright 2015 - 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.
@@ -44,7 +44,7 @@ public class DeviceResource extends BaseResource {
             @QueryParam("all") boolean all, @QueryParam("userId") long userId) throws SQLException {
         if (all) {
             Context.getPermissionsManager().checkAdmin(getUserId());
-            return Context.getDataManager().getAllDevices();
+            return Context.getDataManager().getAllDevicesCached();
         } else {
             if (userId == 0) {
                 userId = getUserId();
@@ -60,6 +60,7 @@ public class DeviceResource extends BaseResource {
         Context.getDataManager().addDevice(entity);
         Context.getDataManager().linkDevice(getUserId(), entity.getId());
         Context.getPermissionsManager().refresh();
+        Context.getGeofenceManager().refresh();
         return Response.ok(entity).build();
     }
 
@@ -79,6 +80,7 @@ public class DeviceResource extends BaseResource {
         Context.getPermissionsManager().checkDevice(getUserId(), id);
         Context.getDataManager().removeDevice(id);
         Context.getPermissionsManager().refresh();
+        Context.getGeofenceManager().refresh();
         return Response.noContent().build();
     }
 
diff --git a/src/org/traccar/api/resource/GeofencePermissionResource.java b/src/org/traccar/api/resource/GeofencePermissionResource.java
new file mode 100644
index 000000000..329c72b07
--- /dev/null
+++ b/src/org/traccar/api/resource/GeofencePermissionResource.java
@@ -0,0 +1,56 @@
+/*
+ * 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.api.resource;
+
+import org.traccar.Context;
+import org.traccar.api.BaseResource;
+import org.traccar.model.GeofencePermission;
+
+import javax.ws.rs.Consumes;
+import javax.ws.rs.DELETE;
+import javax.ws.rs.POST;
+import javax.ws.rs.Path;
+import javax.ws.rs.Produces;
+import javax.ws.rs.core.MediaType;
+import javax.ws.rs.core.Response;
+import java.sql.SQLException;
+
+@Path("permissions/geofences")
+@Produces(MediaType.APPLICATION_JSON)
+@Consumes(MediaType.APPLICATION_JSON)
+public class GeofencePermissionResource extends BaseResource {
+
+    @POST
+    public Response add(GeofencePermission entity) throws SQLException {
+        Context.getPermissionsManager().checkReadonly(getUserId());
+        Context.getPermissionsManager().checkUser(getUserId(), entity.getUserId());
+        Context.getPermissionsManager().checkGeofence(getUserId(), entity.getGeofenceId());
+        Context.getDataManager().linkGeofence(entity.getUserId(), entity.getGeofenceId());
+        Context.getGeofenceManager().refresh();
+        return Response.ok(entity).build();
+    }
+
+    @DELETE
+    public Response remove(GeofencePermission entity) throws SQLException {
+        Context.getPermissionsManager().checkReadonly(getUserId());
+        Context.getPermissionsManager().checkUser(getUserId(), entity.getUserId());
+        Context.getPermissionsManager().checkGeofence(getUserId(), entity.getGeofenceId());
+        Context.getDataManager().unlinkGeofence(entity.getUserId(), entity.getGeofenceId());
+        Context.getGeofenceManager().refresh();
+        return Response.noContent().build();
+    }
+
+}
diff --git a/src/org/traccar/api/resource/GeofenceResource.java b/src/org/traccar/api/resource/GeofenceResource.java
new file mode 100644
index 000000000..9c80e61a1
--- /dev/null
+++ b/src/org/traccar/api/resource/GeofenceResource.java
@@ -0,0 +1,85 @@
+/*
+ * 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.api.resource;
+
+import org.traccar.Context;
+import org.traccar.api.BaseResource;
+import org.traccar.model.Geofence;
+
+import javax.ws.rs.Consumes;
+import javax.ws.rs.DELETE;
+import javax.ws.rs.GET;
+import javax.ws.rs.POST;
+import javax.ws.rs.PUT;
+import javax.ws.rs.Path;
+import javax.ws.rs.PathParam;
+import javax.ws.rs.Produces;
+import javax.ws.rs.QueryParam;
+import javax.ws.rs.core.MediaType;
+import javax.ws.rs.core.Response;
+
+import java.sql.SQLException;
+import java.util.Collection;
+
+@Path("geofences")
+@Produces(MediaType.APPLICATION_JSON)
+@Consumes(MediaType.APPLICATION_JSON)
+public class GeofenceResource extends BaseResource {
+
+    @GET
+    public Collection<Geofence> get(
+            @QueryParam("all") boolean all, @QueryParam("userId") long userId) throws SQLException {
+        if (all) {
+            Context.getPermissionsManager().checkAdmin(getUserId());
+            return Context.getGeofenceManager().getAllGeofences();
+        } else {
+            if (userId == 0) {
+                userId = getUserId();
+            }
+            Context.getPermissionsManager().checkUser(getUserId(), userId);
+            return Context.getGeofenceManager().getUserGeofences(userId);
+        }
+    }
+
+    @POST
+    public Response add(Geofence entity) throws SQLException {
+        Context.getPermissionsManager().checkReadonly(getUserId());
+        Context.getDataManager().addGeofence(entity);
+        Context.getDataManager().linkGeofence(getUserId(), entity.getId());
+        Context.getGeofenceManager().refresh();
+        return Response.ok(entity).build();
+    }
+
+    @Path("{id}")
+    @PUT
+    public Response update(@PathParam("id") long id, Geofence entity) throws SQLException {
+        Context.getPermissionsManager().checkReadonly(getUserId());
+        Context.getPermissionsManager().checkGeofence(getUserId(), id);
+        Context.getGeofenceManager().updateGeofence(entity);
+        return Response.ok(entity).build();
+    }
+
+    @Path("{id}")
+    @DELETE
+    public Response remove(@PathParam("id") long id) throws SQLException {
+        Context.getPermissionsManager().checkReadonly(getUserId());
+        Context.getPermissionsManager().checkGeofence(getUserId(), id);
+        Context.getDataManager().removeGeofence(id);
+        Context.getGeofenceManager().refresh();
+        return Response.noContent().build();
+    }
+
+}
diff --git a/src/org/traccar/api/resource/GroupGeofenceResource.java b/src/org/traccar/api/resource/GroupGeofenceResource.java
new file mode 100644
index 000000000..1ef495a86
--- /dev/null
+++ b/src/org/traccar/api/resource/GroupGeofenceResource.java
@@ -0,0 +1,56 @@
+/*
+ * 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.api.resource;
+
+import org.traccar.Context;
+import org.traccar.api.BaseResource;
+import org.traccar.model.GroupGeofence;
+
+import javax.ws.rs.Consumes;
+import javax.ws.rs.DELETE;
+import javax.ws.rs.POST;
+import javax.ws.rs.Path;
+import javax.ws.rs.Produces;
+import javax.ws.rs.core.MediaType;
+import javax.ws.rs.core.Response;
+import java.sql.SQLException;
+
+@Path("groups/geofences")
+@Produces(MediaType.APPLICATION_JSON)
+@Consumes(MediaType.APPLICATION_JSON)
+public class GroupGeofenceResource extends BaseResource {
+
+    @POST
+    public Response add(GroupGeofence entity) throws SQLException {
+        Context.getPermissionsManager().checkReadonly(getUserId());
+        Context.getPermissionsManager().checkGroup(getUserId(), entity.getGroupId());
+        Context.getPermissionsManager().checkGeofence(getUserId(), entity.getGeofenceId());
+        Context.getDataManager().linkGroupGeofence(entity.getGroupId(), entity.getGeofenceId());
+        Context.getGeofenceManager().refresh();
+        return Response.ok(entity).build();
+    }
+
+    @DELETE
+    public Response remove(GroupGeofence entity) throws SQLException {
+        Context.getPermissionsManager().checkReadonly(getUserId());
+        Context.getPermissionsManager().checkGroup(getUserId(), entity.getGroupId());
+        Context.getPermissionsManager().checkGeofence(getUserId(), entity.getGeofenceId());
+        Context.getDataManager().unlinkGroupGeofence(entity.getGroupId(), entity.getGeofenceId());
+        Context.getGeofenceManager().refresh();
+        return Response.noContent().build();
+    }
+
+}
diff --git a/src/org/traccar/api/resource/GroupPermissionResource.java b/src/org/traccar/api/resource/GroupPermissionResource.java
index b8ec4ae3c..564a379d2 100644
--- a/src/org/traccar/api/resource/GroupPermissionResource.java
+++ b/src/org/traccar/api/resource/GroupPermissionResource.java
@@ -38,6 +38,7 @@ public class GroupPermissionResource extends BaseResource {
         Context.getPermissionsManager().checkAdmin(getUserId());
         Context.getDataManager().linkGroup(entity.getUserId(), entity.getGroupId());
         Context.getPermissionsManager().refresh();
+        Context.getGeofenceManager().refresh();
         return Response.ok(entity).build();
     }
 
@@ -46,6 +47,7 @@ public class GroupPermissionResource extends BaseResource {
         Context.getPermissionsManager().checkAdmin(getUserId());
         Context.getDataManager().unlinkGroup(entity.getUserId(), entity.getGroupId());
         Context.getPermissionsManager().refresh();
+        Context.getGeofenceManager().refresh();
         return Response.noContent().build();
     }
 
diff --git a/src/org/traccar/api/resource/GroupResource.java b/src/org/traccar/api/resource/GroupResource.java
index e22796645..dda9ab03b 100644
--- a/src/org/traccar/api/resource/GroupResource.java
+++ b/src/org/traccar/api/resource/GroupResource.java
@@ -59,6 +59,7 @@ public class GroupResource extends BaseResource {
         Context.getDataManager().addGroup(entity);
         Context.getDataManager().linkGroup(getUserId(), entity.getId());
         Context.getPermissionsManager().refresh();
+        Context.getGeofenceManager().refresh();
         return Response.ok(entity).build();
     }
 
@@ -78,6 +79,7 @@ public class GroupResource extends BaseResource {
         Context.getPermissionsManager().checkGroup(getUserId(), id);
         Context.getDataManager().removeGroup(id);
         Context.getPermissionsManager().refresh();
+        Context.getGeofenceManager().refresh();
         return Response.noContent().build();
     }
 
diff --git a/src/org/traccar/api/resource/UserResource.java b/src/org/traccar/api/resource/UserResource.java
index 0b307ab88..7cc4ed09a 100644
--- a/src/org/traccar/api/resource/UserResource.java
+++ b/src/org/traccar/api/resource/UserResource.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015 Anton Tananaev (anton.tananaev@gmail.com)
+ * Copyright 2015 - 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.
@@ -52,6 +52,7 @@ public class UserResource extends BaseResource {
         }
         Context.getDataManager().addUser(entity);
         Context.getPermissionsManager().refresh();
+        Context.getGeofenceManager().refresh();
         return Response.ok(entity).build();
     }
 
@@ -65,6 +66,7 @@ public class UserResource extends BaseResource {
         }
         Context.getDataManager().updateUser(entity);
         Context.getPermissionsManager().refresh();
+        Context.getGeofenceManager().refresh();
         return Response.ok(entity).build();
     }
 
@@ -74,6 +76,7 @@ public class UserResource extends BaseResource {
         Context.getPermissionsManager().checkUser(getUserId(), id);
         Context.getDataManager().removeUser(id);
         Context.getPermissionsManager().refresh();
+        Context.getGeofenceManager().refresh();
         return Response.noContent().build();
     }
 
diff --git a/src/org/traccar/database/ConnectionManager.java b/src/org/traccar/database/ConnectionManager.java
index ec5903548..8a1debdfa 100644
--- a/src/org/traccar/database/ConnectionManager.java
+++ b/src/org/traccar/database/ConnectionManager.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015 Anton Tananaev (anton.tananaev@gmail.com)
+ * Copyright 2015 - 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.
@@ -94,7 +94,7 @@ public class ConnectionManager {
                 if (status.equals(Device.STATUS_ONLINE)) {
                     event.setType(Event.TYPE_DEVICE_ONLINE);
                 }
-                updateEvent(event, null);
+                Context.getNotificationManager().updateEvent(event, null);
             }
             device.setStatus(status);
 
@@ -147,18 +147,10 @@ public class ConnectionManager {
         }
     }
 
-    public synchronized void updateEvent(Event event, Position position) {
-        long deviceId = event.getDeviceId();
-        try {
-            Context.getDataManager().addEvent(event);
-        } catch (SQLException error) {
-            Log.warning(error);
-        }
-        for (long userId : Context.getPermissionsManager().getDeviceUsers(deviceId)) {
-            if (listeners.containsKey(userId)) {
-                for (UpdateListener listener : listeners.get(userId)) {
-                    listener.onUpdateEvent(event, position);
-                }
+    public synchronized void updateEvent(long userId, Event event, Position position) {
+        if (listeners.containsKey(userId)) {
+            for (UpdateListener listener : listeners.get(userId)) {
+                listener.onUpdateEvent(event, position);
             }
         }
     }
diff --git a/src/org/traccar/database/DataManager.java b/src/org/traccar/database/DataManager.java
index 67b7d1e55..860bf1b84 100644
--- a/src/org/traccar/database/DataManager.java
+++ b/src/org/traccar/database/DataManager.java
@@ -48,11 +48,15 @@ import org.traccar.helper.Log;
 import org.traccar.model.Device;
 import org.traccar.model.DevicePermission;
 import org.traccar.model.Event;
+import org.traccar.model.Geofence;
 import org.traccar.model.Group;
+import org.traccar.model.GroupGeofence;
 import org.traccar.model.GroupPermission;
 import org.traccar.model.Position;
 import org.traccar.model.Server;
 import org.traccar.model.User;
+import org.traccar.model.DeviceGeofence;
+import org.traccar.model.GeofencePermission;
 
 import com.zaxxer.hikari.HikariConfig;
 import com.zaxxer.hikari.HikariDataSource;
@@ -146,9 +150,17 @@ public class DataManager implements IdentityManager {
                 if (force || System.currentTimeMillis() - devicesLastUpdate > dataRefreshDelay) {
                     devicesById.clear();
                     devicesByUniqueId.clear();
+                    ConnectionManager connectionManager = Context.getConnectionManager();
+                    GeofenceManager geofenceManager = Context.getGeofenceManager();
                     for (Device device : getAllDevices()) {
                         devicesById.put(device.getId(), device);
                         devicesByUniqueId.put(device.getUniqueId(), device);
+                        if (connectionManager != null && geofenceManager != null) {
+                            Position lastPosition = connectionManager.getLastPosition(device.getId());
+                            if (lastPosition != null) {
+                                device.setGeofenceIds(geofenceManager.getCurrentDeviceGeofences(lastPosition));
+                            }
+                        }
                     }
                     devicesLastUpdate = System.currentTimeMillis();
                 }
@@ -334,11 +346,34 @@ public class DataManager implements IdentityManager {
                 .executeQuery(GroupPermission.class);
     }
 
-    public Collection<Device> getAllDevices() throws SQLException {
+    private Collection<Device> getAllDevices() throws SQLException {
         return QueryBuilder.create(dataSource, getQuery("database.selectDevicesAll"))
                 .executeQuery(Device.class);
     }
 
+    public Collection<Device> getAllDevicesCached() {
+        boolean forceUpdate;
+        devicesLock.readLock().lock();
+        try {
+            forceUpdate = devicesById.values().isEmpty();
+        } finally {
+            devicesLock.readLock().unlock();
+        }
+
+        try {
+            updateDeviceCache(forceUpdate);
+        } catch (SQLException e) {
+            Log.warning(e);
+        }
+
+        devicesLock.readLock().lock();
+        try {
+            return devicesById.values();
+        } finally {
+            devicesLock.readLock().unlock();
+        }
+    }
+
     public Collection<Device> getDevices(long userId) throws SQLException {
         Collection<Device> devices = new ArrayList<>();
         for (long id : Context.getPermissionsManager().getDevicePermissions(userId)) {
@@ -520,8 +555,93 @@ public class DataManager implements IdentityManager {
     public Collection<Event> getLastEvents(long deviceId, String type, int interval) throws SQLException {
         Calendar calendar = Calendar.getInstance();
         calendar.add(Calendar.SECOND, -interval);
-        Date to = calendar.getTime();
-        return getEvents(deviceId, type, new Date(), to);
+        Date from = calendar.getTime();
+        return getEvents(deviceId, type, from, new Date());
+    }
+
+    public Collection<Geofence> getGeofences() throws SQLException {
+        return QueryBuilder.create(dataSource, getQuery("database.selectGeofencesAll"))
+                .executeQuery(Geofence.class);
+    }
+
+    public Geofence getGeofence(long geofenceId) throws SQLException {
+        return QueryBuilder.create(dataSource, getQuery("database.selectGeofences"))
+                .setLong("id", geofenceId)
+                .executeQuerySingle(Geofence.class);
+    }
+
+    public void addGeofence(Geofence geofence) throws SQLException {
+        geofence.setId(QueryBuilder.create(dataSource, getQuery("database.insertGeofence"), true)
+                .setObject(geofence)
+                .executeUpdate());
+    }
+
+    public void updateGeofence(Geofence geofence) throws SQLException {
+        QueryBuilder.create(dataSource, getQuery("database.updateGeofence"))
+                .setObject(geofence)
+                .executeUpdate();
+    }
+
+    public void removeGeofence(long geofenceId) throws SQLException {
+        QueryBuilder.create(dataSource, getQuery("database.deleteGeofence"))
+                .setLong("id", geofenceId)
+                .executeUpdate();
+    }
+
+    public Collection<GeofencePermission> getGeofencePermissions() throws SQLException {
+        return QueryBuilder.create(dataSource, getQuery("database.selectGeofencePermissions"))
+                .executeQuery(GeofencePermission.class);
+    }
+
+    public void linkGeofence(long userId, long geofenceId) throws SQLException {
+        QueryBuilder.create(dataSource, getQuery("database.linkGeofence"))
+                .setLong("userId", userId)
+                .setLong("geofenceId", geofenceId)
+                .executeUpdate();
     }
 
+    public void unlinkGeofence(long userId, long geofenceId) throws SQLException {
+        QueryBuilder.create(dataSource, getQuery("database.unlinkGeofence"))
+                .setLong("userId", userId)
+                .setLong("geofenceId", geofenceId)
+                .executeUpdate();
+    }
+
+    public Collection<GroupGeofence> getGroupGeofences() throws SQLException {
+        return QueryBuilder.create(dataSource, getQuery("database.selectGroupGeofences"))
+                .executeQuery(GroupGeofence.class);
+    }
+
+    public void linkGroupGeofence(long groupId, long geofenceId) throws SQLException {
+        QueryBuilder.create(dataSource, getQuery("database.linkGroupGeofence"))
+                .setLong("groupId", groupId)
+                .setLong("geofenceId", geofenceId)
+                .executeUpdate();
+    }
+
+    public void unlinkGroupGeofence(long groupId, long geofenceId) throws SQLException {
+        QueryBuilder.create(dataSource, getQuery("database.unlinkGroupGeofence"))
+                .setLong("groupId", groupId)
+                .setLong("geofenceId", geofenceId)
+                .executeUpdate();
+    }
+
+    public Collection<DeviceGeofence> getDeviceGeofences() throws SQLException {
+        return QueryBuilder.create(dataSource, getQuery("database.selectDeviceGeofences"))
+                .executeQuery(DeviceGeofence.class);
+    }
+
+    public void linkDeviceGeofence(long deviceId, long geofenceId) throws SQLException {
+        QueryBuilder.create(dataSource, getQuery("database.linkDeviceGeofence"))
+                .setLong("deviceId", deviceId)
+                .setLong("geofenceId", geofenceId)
+                .executeUpdate();
+    }
+
+    public void unlinkDeviceGeofence(long deviceId, long geofenceId) throws SQLException {
+        QueryBuilder.create(dataSource, getQuery("database.unlinkDeviceGeofence"))
+                .setLong("deviceId", deviceId)
+                .setLong("geofenceId", geofenceId)
+                .executeUpdate();
+    }
 }
diff --git a/src/org/traccar/database/GeofenceManager.java b/src/org/traccar/database/GeofenceManager.java
new file mode 100644
index 000000000..0a07e2cf3
--- /dev/null
+++ b/src/org/traccar/database/GeofenceManager.java
@@ -0,0 +1,227 @@
+/*
+ * 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 java.sql.SQLException;
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.LinkedList;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+import java.util.concurrent.locks.ReadWriteLock;
+import java.util.concurrent.locks.ReentrantReadWriteLock;
+
+import org.traccar.Context;
+import org.traccar.helper.Log;
+import org.traccar.model.Device;
+import org.traccar.model.Geofence;
+import org.traccar.model.GroupGeofence;
+import org.traccar.model.Position;
+import org.traccar.model.DeviceGeofence;
+import org.traccar.model.GeofencePermission;
+
+public class GeofenceManager {
+
+    private final DataManager dataManager;
+
+    private final Map<Long, Geofence> geofences = new HashMap<>();
+    private final Map<Long, Set<Long>> userGeofences = new HashMap<>();
+    private final Map<Long, Set<Long>> groupGeofences = new HashMap<>();
+
+    private final Map<Long, Set<Long>> deviceGeofencesWithGroups = new HashMap<>();
+    private final Map<Long, Set<Long>> deviceGeofences = new HashMap<>();
+
+    private final ReadWriteLock deviceGeofencesLock = new ReentrantReadWriteLock();
+    private final ReadWriteLock geofencesLock = new ReentrantReadWriteLock();
+    private final ReadWriteLock groupGeofencesLock = new ReentrantReadWriteLock();
+
+    public GeofenceManager(DataManager dataManager) {
+        this.dataManager = dataManager;
+        refresh();
+    }
+
+    public Set<Long> getUserGeofencesIds(long userId) {
+        if (!userGeofences.containsKey(userId)) {
+            userGeofences.put(userId, new HashSet<Long>());
+        }
+        return userGeofences.get(userId);
+    }
+
+    private Set<Long> getGroupGeofences(long groupId) {
+        if (!groupGeofences.containsKey(groupId)) {
+            groupGeofences.put(groupId, new HashSet<Long>());
+        }
+        return groupGeofences.get(groupId);
+    }
+
+    public Set<Long> getAllDeviceGeofences(long deviceId) {
+        deviceGeofencesLock.readLock().lock();
+        try {
+            return getDeviceGeofences(deviceGeofencesWithGroups, deviceId);
+        } finally {
+            deviceGeofencesLock.readLock().unlock();
+        }
+
+    }
+
+    public Set<Long> getDeviceGeofences(long deviceId) {
+        deviceGeofencesLock.readLock().lock();
+        try {
+            return getDeviceGeofences(deviceGeofences, deviceId);
+        } finally {
+            deviceGeofencesLock.readLock().unlock();
+        }
+    }
+
+    private Set<Long> getDeviceGeofences(Map<Long, Set<Long>> deviceGeofences, long deviceId) {
+        if (!deviceGeofences.containsKey(deviceId)) {
+            deviceGeofences.put(deviceId, new HashSet<Long>());
+        }
+        return deviceGeofences.get(deviceId);
+    }
+
+    public final void refresh() {
+        if (dataManager != null) {
+            try {
+                geofencesLock.writeLock().lock();
+                groupGeofencesLock.writeLock().lock();
+                deviceGeofencesLock.writeLock().lock();
+                try {
+                    geofences.clear();
+                    for (Geofence geofence : dataManager.getGeofences()) {
+                        geofences.put(geofence.getId(), geofence);
+                    }
+
+                    userGeofences.clear();
+                    for (GeofencePermission geofencePermission : dataManager.getGeofencePermissions()) {
+                        getUserGeofencesIds(geofencePermission.getUserId()).add(geofencePermission.getGeofenceId());
+                    }
+
+                    groupGeofences.clear();
+                    for (GroupGeofence groupGeofence : dataManager.getGroupGeofences()) {
+                        getGroupGeofences(groupGeofence.getGroupId()).add(groupGeofence.getGeofenceId());
+                    }
+
+                    deviceGeofences.clear();
+                    deviceGeofencesWithGroups.clear();
+
+                    for (DeviceGeofence deviceGeofence : dataManager.getDeviceGeofences()) {
+                        getDeviceGeofences(deviceGeofences, deviceGeofence.getDeviceId())
+                            .add(deviceGeofence.getGeofenceId());
+                        getDeviceGeofences(deviceGeofencesWithGroups, deviceGeofence.getDeviceId())
+                            .add(deviceGeofence.getGeofenceId());
+                    }
+
+                    for (Device device : dataManager.getAllDevicesCached()) {
+                        long groupId = device.getGroupId();
+                        while (groupId != 0) {
+                            getDeviceGeofences(deviceGeofencesWithGroups,
+                                    device.getId()).addAll(getGroupGeofences(groupId));
+                            groupId = dataManager.getGroupById(groupId).getGroupId();
+                        }
+                        List<Long> deviceGeofenceIds = device.getGeofenceIds();
+                        if (deviceGeofenceIds == null) {
+                            deviceGeofenceIds = new ArrayList<Long>();
+                        } else {
+                            deviceGeofenceIds.clear();
+                        }
+                        Position lastPosition = Context.getConnectionManager().getLastPosition(device.getId());
+                        if (lastPosition != null) {
+                            for (Long geofenceId : deviceGeofencesWithGroups.get(device.getId())) {
+                                if (getGeofence(geofenceId).getGeometry()
+                                        .containsPoint(lastPosition.getLatitude(), lastPosition.getLongitude())) {
+                                    deviceGeofenceIds.add(geofenceId);
+                                }
+                            }
+                        }
+                        device.setGeofenceIds(deviceGeofenceIds);
+                    }
+
+                } finally {
+                    geofencesLock.writeLock().unlock();
+                    groupGeofencesLock.writeLock().unlock();
+                    deviceGeofencesLock.writeLock().unlock();
+                }
+
+            } catch (SQLException error) {
+                Log.warning(error);
+            }
+        }
+    }
+
+    public final Collection<Geofence> getAllGeofences() {
+        geofencesLock.readLock().lock();
+        try {
+            return geofences.values();
+        } finally {
+            geofencesLock.readLock().unlock();
+        }
+    }
+
+    public final Collection<Geofence> getUserGeofences(long userId) {
+        geofencesLock.readLock().lock();
+        try {
+            Collection<Geofence> result = new LinkedList<>();
+            for (Long geofenceId : getUserGeofencesIds(userId)) {
+                result.add(getGeofence(geofenceId));
+            }
+            return result;
+        } finally {
+            geofencesLock.readLock().unlock();
+        }
+    }
+
+    public final Geofence getGeofence(Long geofenceId) {
+        geofencesLock.readLock().lock();
+        try {
+            return geofences.get(geofenceId);
+        } finally {
+            geofencesLock.readLock().unlock();
+        }
+    }
+
+    public final void updateGeofence(Geofence geofence) {
+        geofencesLock.writeLock().lock();
+        try {
+            geofences.put(geofence.getId(), geofence);
+        } finally {
+            geofencesLock.writeLock().unlock();
+        }
+        try {
+            dataManager.updateGeofence(geofence);
+        } catch (SQLException error) {
+            Log.warning(error);
+        }
+    }
+
+    public boolean checkGeofence(long userId, long geofenceId) {
+        return getUserGeofencesIds(userId).contains(geofenceId);
+    }
+
+    public List<Long> getCurrentDeviceGeofences(Position position) {
+        List<Long> result = new ArrayList<Long>();
+        for (Long geofenceId : getAllDeviceGeofences(position.getDeviceId())) {
+            if (getGeofence(geofenceId).getGeometry().containsPoint(position.getLatitude(), position.getLongitude())) {
+                result.add(geofenceId);
+            }
+        }
+        return result;
+    }
+
+}
diff --git a/src/org/traccar/database/NotificationManager.java b/src/org/traccar/database/NotificationManager.java
new file mode 100644
index 000000000..7593367a3
--- /dev/null
+++ b/src/org/traccar/database/NotificationManager.java
@@ -0,0 +1,57 @@
+/*
+ * 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 java.sql.SQLException;
+import java.util.Collection;
+import java.util.Set;
+
+import org.traccar.Context;
+import org.traccar.helper.Log;
+import org.traccar.model.Event;
+import org.traccar.model.Position;
+
+public class NotificationManager {
+
+    private final DataManager dataManager;
+
+    public NotificationManager(DataManager dataManager) {
+        this.dataManager = dataManager;
+    }
+
+    public void updateEvent(Event event, Position position) {
+        try {
+            dataManager.addEvent(event);
+        } catch (SQLException error) {
+            Log.warning(error);
+        }
+
+        Set<Long> users = Context.getPermissionsManager().getDeviceUsers(event.getDeviceId());
+        for (Long userId : users) {
+            if (event.getGeofenceId() == 0
+                    || Context.getGeofenceManager().checkGeofence(userId, event.getGeofenceId())) {
+                Context.getConnectionManager().updateEvent(userId, event, position);
+            }
+        }
+    }
+
+    public void updateEvents(Collection<Event> events, Position position) {
+
+        for (Event event : events) {
+            updateEvent(event, position);
+        }
+    }
+}
diff --git a/src/org/traccar/database/PermissionsManager.java b/src/org/traccar/database/PermissionsManager.java
index 08d44b382..b6dd2e2a9 100644
--- a/src/org/traccar/database/PermissionsManager.java
+++ b/src/org/traccar/database/PermissionsManager.java
@@ -15,6 +15,7 @@
  */
 package org.traccar.database;
 
+import org.traccar.Context;
 import org.traccar.helper.Log;
 import org.traccar.model.Device;
 import org.traccar.model.DevicePermission;
@@ -77,7 +78,7 @@ public class PermissionsManager {
                 users.put(user.getId(), user);
             }
 
-            GroupTree groupTree = new GroupTree(dataManager.getAllGroups(), dataManager.getAllDevices());
+            GroupTree groupTree = new GroupTree(dataManager.getAllGroups(), dataManager.getAllDevicesCached());
             for (GroupPermission permission : dataManager.getGroupPermissions()) {
                 Set<Long> userGroupPermissions = getGroupPermissions(permission.getUserId());
                 Set<Long> userDevicePermissions = getDevicePermissions(permission.getUserId());
@@ -145,4 +146,10 @@ public class PermissionsManager {
         }
     }
 
+    public void checkGeofence(long userId, long geofenceId) throws SecurityException {
+        if (!Context.getGeofenceManager().checkGeofence(userId, geofenceId) && !isAdmin(userId)) {
+            throw new SecurityException("Geofence access denied");
+        }
+    }
+
 }
diff --git a/src/org/traccar/events/CommandResultEventHandler.java b/src/org/traccar/events/CommandResultEventHandler.java
index 23c62566a..3f4ff521b 100644
--- a/src/org/traccar/events/CommandResultEventHandler.java
+++ b/src/org/traccar/events/CommandResultEventHandler.java
@@ -1,5 +1,23 @@
+/*
+ * 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.events;
 
+import java.util.ArrayList;
+import java.util.Collection;
+
 import org.traccar.BaseEventHandler;
 import org.traccar.model.Event;
 import org.traccar.model.Position;
@@ -7,10 +25,12 @@ import org.traccar.model.Position;
 public class CommandResultEventHandler extends BaseEventHandler {
 
     @Override
-    protected Event analizePosition(Position position) {
+    protected Collection<Event> analyzePosition(Position position) {
         Object commandResult = position.getAttributes().get(Position.KEY_RESULT);
         if (commandResult != null) {
-            return new Event(Event.TYPE_COMMAND_RESULT, position.getDeviceId(), position.getId());
+            Collection<Event> events = new ArrayList<>();
+            events.add(new Event(Event.TYPE_COMMAND_RESULT, position.getDeviceId(), position.getId()));
+            return events;
         }
         return null;
     }
diff --git a/src/org/traccar/events/GeofenceEventHandler.java b/src/org/traccar/events/GeofenceEventHandler.java
new file mode 100644
index 000000000..e9a4a640f
--- /dev/null
+++ b/src/org/traccar/events/GeofenceEventHandler.java
@@ -0,0 +1,92 @@
+/*
+ * 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.events;
+
+import java.sql.SQLException;
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.List;
+
+import org.traccar.BaseEventHandler;
+import org.traccar.Context;
+import org.traccar.database.DataManager;
+import org.traccar.database.GeofenceManager;
+import org.traccar.helper.Log;
+import org.traccar.model.Device;
+import org.traccar.model.Event;
+import org.traccar.model.Position;
+
+public class GeofenceEventHandler extends BaseEventHandler {
+
+    private int suppressRepeated;
+    private GeofenceManager geofenceManager;
+    private DataManager dataManager;
+
+    public GeofenceEventHandler() {
+        suppressRepeated = Context.getConfig().getInteger("event.suppressRepeated", 60);
+        geofenceManager = Context.getGeofenceManager();
+        dataManager = Context.getDataManager();
+    }
+
+    @Override
+    protected Collection<Event> analyzePosition(Position position) {
+        Device device = dataManager.getDeviceById(position.getDeviceId());
+        if (device == null) {
+            return null;
+        }
+        if (position.getId() != device.getPositionId() || !position.getValid()) {
+            return null;
+        }
+
+        List<Long> currentGeofences = geofenceManager.getCurrentDeviceGeofences(position);
+        List<Long> oldGeofences = new ArrayList<Long>();
+        if (device.getGeofenceIds() != null) {
+            oldGeofences.addAll(device.getGeofenceIds());
+        }
+        List<Long> newGeofences = new ArrayList<Long>(currentGeofences);
+        newGeofences.removeAll(oldGeofences);
+        oldGeofences.removeAll(currentGeofences);
+
+        device.setGeofenceIds(currentGeofences);
+
+        Collection<Event> events = new ArrayList<>();
+        try {
+            if (dataManager.getLastEvents(position.getDeviceId(),
+                    Event.TYPE_GEOFENCE_ENTER, suppressRepeated).isEmpty()) {
+                for (Long geofenceId : newGeofences) {
+                    Event event = new Event(Event.TYPE_GEOFENCE_ENTER, position.getDeviceId(), position.getId());
+                    event.setGeofenceId(geofenceId);
+                    events.add(event);
+                }
+            }
+        } catch (SQLException error) {
+            Log.warning(error);
+        }
+        try {
+            if (dataManager.getLastEvents(position.getDeviceId(),
+                    Event.TYPE_GEOFENCE_EXIT, suppressRepeated).isEmpty()) {
+                for (Long geofenceId : oldGeofences) {
+                    Event event = new Event(Event.TYPE_GEOFENCE_EXIT, position.getDeviceId(), position.getId());
+                    event.setGeofenceId(geofenceId);
+                    events.add(event);
+                }
+            }
+        } catch (SQLException error) {
+            Log.warning(error);
+        }
+        return events;
+    }
+}
diff --git a/src/org/traccar/events/MotionEventHandler.java b/src/org/traccar/events/MotionEventHandler.java
index a3b81ddc4..d10513d26 100644
--- a/src/org/traccar/events/MotionEventHandler.java
+++ b/src/org/traccar/events/MotionEventHandler.java
@@ -1,6 +1,23 @@
+/*
+ * 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.events;
 
 import java.sql.SQLException;
+import java.util.ArrayList;
+import java.util.Collection;
 
 import org.traccar.BaseEventHandler;
 import org.traccar.Context;
@@ -19,37 +36,45 @@ public class MotionEventHandler extends BaseEventHandler {
     }
 
     @Override
-    protected Event analizePosition(Position position) {
-        Event event = null;
+    protected Collection<Event> analyzePosition(Position position) {
 
-        if (!isLastPosition()) {
-            return event;
+        Device device = Context.getDataManager().getDeviceById(position.getDeviceId());
+        if (device == null) {
+            return null;
+        }
+        if (position.getId() != device.getPositionId() || !position.getValid()) {
+            return null;
         }
 
+        Collection<Event> result = null;
         double speed = position.getSpeed();
         boolean valid = position.getValid();
-        Device device = Context.getIdentityManager().getDeviceById(position.getDeviceId());
-        if (device == null) {
-            return event;
-        }
         String motion = device.getMotion();
+        if (motion == null) {
+            motion = Device.STATUS_STOPPED;
+        }
         if (valid && speed > SPEED_THRESHOLD && !motion.equals(Device.STATUS_MOVING)) {
             Context.getConnectionManager().updateDevice(position.getDeviceId(), Device.STATUS_MOVING, null);
-            event = new Event(Event.TYPE_DEVICE_MOVING, position.getDeviceId(), position.getId());
+            result = new ArrayList<>();
+            result.add(new Event(Event.TYPE_DEVICE_MOVING, position.getDeviceId(), position.getId()));
         } else if (valid && speed < SPEED_THRESHOLD && motion.equals(Device.STATUS_MOVING)) {
             Context.getConnectionManager().updateDevice(position.getDeviceId(), Device.STATUS_STOPPED, null);
-            event = new Event(Event.TYPE_DEVICE_STOPPED, position.getDeviceId(), position.getId());
+            result = new ArrayList<>();
+            result.add(new Event(Event.TYPE_DEVICE_STOPPED, position.getDeviceId(), position.getId()));
         }
         try {
-            if (event != null && !Context.getDataManager().getLastEvents(
-                    position.getDeviceId(), event.getType(), suppressRepeated).isEmpty()) {
-                event = null;
+            if (result != null && !result.isEmpty()) {
+                for (Event event : result) {
+                    if (!Context.getDataManager().getLastEvents(position.getDeviceId(),
+                            event.getType(), suppressRepeated).isEmpty()) {
+                        event = null;
+                    }
+                }
             }
-
         } catch (SQLException error) {
             Log.warning(error);
         }
-        return event;
+        return result;
     }
 
 }
diff --git a/src/org/traccar/events/OverspeedEventHandler.java b/src/org/traccar/events/OverspeedEventHandler.java
index 30410ff32..e14d4bcea 100644
--- a/src/org/traccar/events/OverspeedEventHandler.java
+++ b/src/org/traccar/events/OverspeedEventHandler.java
@@ -1,9 +1,27 @@
+/*
+ * 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.events;
 
 import java.sql.SQLException;
+import java.util.ArrayList;
+import java.util.Collection;
 
 import org.traccar.BaseEventHandler;
 import org.traccar.Context;
+import org.traccar.model.Device;
 import org.traccar.model.Event;
 import org.traccar.model.Position;
 import org.traccar.helper.Log;
@@ -20,11 +38,17 @@ public class OverspeedEventHandler extends BaseEventHandler {
     }
 
     @Override
-    protected Event analizePosition(Position position) {
-        Event event = null;
-        if (!isLastPosition()) {
-            return event;
+    protected Collection<Event> analyzePosition(Position position) {
+
+        Device device = Context.getDataManager().getDeviceById(position.getDeviceId());
+        if (device == null) {
+            return null;
+        }
+        if (position.getId() != device.getPositionId() || !position.getValid()) {
+            return null;
         }
+
+        Collection<Event> events = new ArrayList<>();
         double speed = position.getSpeed();
         boolean valid = position.getValid();
 
@@ -32,14 +56,14 @@ public class OverspeedEventHandler extends BaseEventHandler {
             try {
                 if (Context.getDataManager().getLastEvents(
                         position.getDeviceId(), Event.TYPE_DEVICE_OVERSPEED, suppressRepeated).isEmpty()) {
-                    event = new Event(Event.TYPE_DEVICE_OVERSPEED, position.getDeviceId(), position.getId());
+                    events.add(new Event(Event.TYPE_DEVICE_OVERSPEED, position.getDeviceId(), position.getId()));
                 }
             } catch (SQLException error) {
                 Log.warning(error);
             }
 
         }
-        return event;
+        return events;
     }
 
 }
diff --git a/src/org/traccar/geofence/GeofenceCircle.java b/src/org/traccar/geofence/GeofenceCircle.java
new file mode 100644
index 000000000..a36620aec
--- /dev/null
+++ b/src/org/traccar/geofence/GeofenceCircle.java
@@ -0,0 +1,94 @@
+/*
+ * 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.geofence;
+
+import java.text.DecimalFormat;
+import java.text.ParseException;
+
+import org.traccar.helper.DistanceCalculator;
+
+public class GeofenceCircle extends GeofenceGeometry {
+
+    private double centerLatitude;
+    private double centerLongitude;
+    private double radius;
+
+    public GeofenceCircle() {
+    }
+
+    public GeofenceCircle(String wkt) throws ParseException {
+        fromWkt(wkt);
+    }
+
+    public GeofenceCircle(double latitude, double longitude, double radius) {
+        this.centerLatitude = latitude;
+        this.centerLongitude = longitude;
+        this.radius = radius;
+    }
+
+    @Override
+    public boolean containsPoint(double latitude, double longitude) {
+        return DistanceCalculator.distance(centerLatitude, centerLongitude, latitude, longitude) <= radius;
+    }
+
+    @Override
+    public String toWkt() {
+        String wkt = "";
+        wkt = "CIRCLE (";
+        wkt += String.valueOf(centerLatitude);
+        wkt += " ";
+        wkt += String.valueOf(centerLongitude);
+        wkt += ", ";
+        DecimalFormat format = new DecimalFormat("0.#");
+        wkt += format.format(radius);
+        wkt += ")";
+        return wkt;
+    }
+
+    @Override
+    public void fromWkt(String wkt) throws ParseException {
+        if (!wkt.startsWith("CIRCLE")) {
+            throw new ParseException("Mismatch geometry type", 0);
+        }
+        String content = wkt.substring(wkt.indexOf("(") + 1, wkt.indexOf(")"));
+        if (content == null || content.equals("")) {
+            throw new ParseException("No content", 0);
+        }
+        String[] commaTokens = content.split(",");
+        if (commaTokens.length != 2) {
+            throw new ParseException("Not valid content", 0);
+        }
+        String[] tokens = commaTokens[0].split("\\s");
+        if (tokens.length != 2) {
+            throw new ParseException("Too much or less coordinates", 0);
+        }
+        try {
+            centerLatitude = Double.parseDouble(tokens[0]);
+        } catch (NumberFormatException e) {
+            throw new ParseException(tokens[0] + " is not a double", 0);
+        }
+        try {
+            centerLongitude = Double.parseDouble(tokens[1]);
+        } catch (NumberFormatException e) {
+            throw new ParseException(tokens[1] + " is not a double", 0);
+        }
+        try {
+            radius = Double.parseDouble(commaTokens[1]);
+        } catch (NumberFormatException e) {
+            throw new ParseException(commaTokens[1] + " is not a double", 0);
+        }
+    }
+}
diff --git a/src/org/traccar/geofence/GeofenceGeometry.java b/src/org/traccar/geofence/GeofenceGeometry.java
new file mode 100644
index 000000000..e717ede0b
--- /dev/null
+++ b/src/org/traccar/geofence/GeofenceGeometry.java
@@ -0,0 +1,28 @@
+/*
+ * 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.geofence;
+
+import java.text.ParseException;
+
+public abstract class GeofenceGeometry {
+
+    public abstract boolean containsPoint(double latitude, double longitude);
+
+    public abstract String toWkt();
+
+    public abstract void fromWkt(String wkt) throws ParseException;
+
+}
diff --git a/src/org/traccar/geofence/GeofencePolygon.java b/src/org/traccar/geofence/GeofencePolygon.java
new file mode 100644
index 000000000..be5f971a5
--- /dev/null
+++ b/src/org/traccar/geofence/GeofencePolygon.java
@@ -0,0 +1,173 @@
+/*
+ * 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.geofence;
+
+import java.text.ParseException;
+import java.util.ArrayList;
+
+public class GeofencePolygon extends GeofenceGeometry {
+
+    public GeofencePolygon() {
+    }
+
+    public GeofencePolygon(String wkt) throws ParseException {
+        fromWkt(wkt);
+    }
+
+    private static class Coordinate {
+
+        public static final double DEGREE360 = 360;
+
+        private double lat;
+        private double lon;
+
+        public double getLat() {
+            return lat;
+        }
+
+        public void setLat(double lat) {
+            this.lat = lat;
+        }
+
+        public double getLon() {
+            return lon;
+        }
+
+        // Need not to confuse algorithm by the abrupt reset of longitude
+        public double getLon360() {
+            return lon + DEGREE360;
+        }
+
+        public void setLon(double lon) {
+            this.lon = lon;
+        }
+    }
+
+    private ArrayList<Coordinate> coordinates;
+
+    private double[] constant;
+    private double[] multiple;
+
+    private void precalc() {
+        if (coordinates == null) {
+            return;
+        }
+        int polyCorners = coordinates.size();
+        int i;
+        int j = polyCorners - 1;
+
+        if (constant != null) {
+            constant = null;
+        }
+        if (multiple != null) {
+            multiple = null;
+        }
+
+        constant = new double[polyCorners];
+        multiple = new double[polyCorners];
+
+
+        for (i = 0; i < polyCorners; j = i++) {
+            if (coordinates.get(j).getLon360() == coordinates.get(i).getLon360()) {
+                constant[i] = coordinates.get(i).getLat();
+                multiple[i] = 0;
+            } else {
+                constant[i] = coordinates.get(i).getLat()
+                        - (coordinates.get(i).getLon360() * coordinates.get(j).getLat())
+                        / (coordinates.get(j).getLon360() - coordinates.get(i).getLon360())
+                        + (coordinates.get(i).getLon360() * coordinates.get(i).getLat())
+                        / (coordinates.get(j).getLon360() - coordinates.get(i).getLon360());
+                multiple[i] = (coordinates.get(j).getLat() - coordinates.get(i).getLat())
+                        / (coordinates.get(j).getLon360() - coordinates.get(i).getLon360());
+            }
+        }
+    }
+
+    @Override
+    public boolean containsPoint(double latitude, double longitude) {
+
+        int polyCorners = coordinates.size();
+        int i;
+        int j = polyCorners - 1;
+        double longitude360 = longitude + Coordinate.DEGREE360;
+        boolean oddNodes = false;
+
+        for (i = 0; i < polyCorners; j = i++) {
+            if (coordinates.get(i).getLon360() < longitude360
+                    && coordinates.get(j).getLon360() >= longitude360
+                    || coordinates.get(j).getLon360() < longitude360
+                    && coordinates.get(i).getLon360() >= longitude360) {
+                oddNodes ^= longitude360 * multiple[i] + constant[i] < latitude;
+            }
+        }
+        return oddNodes;
+    }
+
+    @Override
+    public String toWkt() {
+        StringBuffer buf = new StringBuffer();
+        buf.append("POLYGON (");
+        for (Coordinate coordinate : coordinates) {
+            buf.append(String.valueOf(coordinate.getLat()));
+            buf.append(" ");
+            buf.append(String.valueOf(coordinate.getLon()));
+            buf.append(", ");
+        }
+        return buf.substring(0, buf.length() - 2) + ")";
+    }
+
+    @Override
+    public void fromWkt(String wkt) throws ParseException {
+        if (coordinates == null) {
+            coordinates = new ArrayList<Coordinate>();
+        } else {
+            coordinates.clear();
+        }
+
+        if (!wkt.startsWith("POLYGON")) {
+            throw new ParseException("Mismatch geometry type", 0);
+        }
+        String content = wkt.substring(wkt.indexOf("(") + 1, wkt.indexOf(")"));
+        if (content == null || content.equals("")) {
+            throw new ParseException("No content", 0);
+        }
+        String[] commaTokens = content.split(",");
+        if (commaTokens.length < 3) {
+            throw new ParseException("Not valid content", 0);
+        }
+
+        for (String commaToken : commaTokens) {
+            String[] tokens = commaToken.trim().split("\\s");
+            if (tokens.length != 2) {
+                throw new ParseException("Here must be two coordinates: " + commaToken, 0);
+            }
+            Coordinate coordinate = new Coordinate();
+            try {
+                coordinate.setLat(Double.parseDouble(tokens[0]));
+            } catch (NumberFormatException e) {
+                throw new ParseException(tokens[0] + " is not a double", 0);
+            }
+            try {
+                coordinate.setLon(Double.parseDouble(tokens[1]));
+            } catch (NumberFormatException e) {
+                throw new ParseException(tokens[1] + " is not a double", 0);
+            }
+            coordinates.add(coordinate);
+        }
+        precalc();
+    }
+
+}
diff --git a/src/org/traccar/model/Device.java b/src/org/traccar/model/Device.java
index d32f9f851..c42eb3718 100644
--- a/src/org/traccar/model/Device.java
+++ b/src/org/traccar/model/Device.java
@@ -16,6 +16,7 @@
 package org.traccar.model;
 
 import java.util.Date;
+import java.util.List;
 
 public class Device {
 
@@ -114,4 +115,13 @@ public class Device {
         this.motion = motion;
     }
 
+    private List<Long> geofenceIds;
+
+    public List<Long> getGeofenceIds() {
+        return geofenceIds;
+    }
+
+    public void setGeofenceIds(List<Long> geofenceIds) {
+        this.geofenceIds = geofenceIds;
+    }
 }
diff --git a/src/org/traccar/model/DeviceGeofence.java b/src/org/traccar/model/DeviceGeofence.java
new file mode 100644
index 000000000..05f06bb3d
--- /dev/null
+++ b/src/org/traccar/model/DeviceGeofence.java
@@ -0,0 +1,40 @@
+/*
+ * 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.model;
+
+public class DeviceGeofence {
+
+    private long deviceId;
+
+    public long getDeviceId() {
+        return deviceId;
+    }
+
+    public void setDeviceId(long deviceId) {
+        this.deviceId = deviceId;
+    }
+
+    private long geofenceId;
+
+    public long getGeofenceId() {
+        return geofenceId;
+    }
+
+    public void setGeofenceId(long geofenceId) {
+        this.geofenceId = geofenceId;
+    }
+
+}
diff --git a/src/org/traccar/model/Event.java b/src/org/traccar/model/Event.java
index 6de885c70..235a39f9a 100644
--- a/src/org/traccar/model/Event.java
+++ b/src/org/traccar/model/Event.java
@@ -1,3 +1,18 @@
+/*
+ * 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.model;
 
 import java.util.Date;
@@ -20,16 +35,6 @@ public class Event extends Message {
     public Event() {
     }
 
-    private long id;
-
-    public long getId() {
-        return id;
-    }
-
-    public void setId(long id) {
-        this.id = id;
-    }
-
     public static final String TYPE_COMMAND_RESULT = "commandResult";
 
     public static final String TYPE_DEVICE_ONLINE = "deviceOnline";
@@ -71,4 +76,14 @@ public class Event extends Message {
         this.positionId = positionId;
     }
 
+    private long geofenceId = 0;
+
+    public long getGeofenceId() {
+        return geofenceId;
+    }
+
+    public void setGeofenceId(long geofenceId) {
+        this.geofenceId = geofenceId;
+    }
+
 }
diff --git a/src/org/traccar/model/Extensible.java b/src/org/traccar/model/Extensible.java
new file mode 100644
index 000000000..eceeccadf
--- /dev/null
+++ b/src/org/traccar/model/Extensible.java
@@ -0,0 +1,71 @@
+/*
+ * 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.model;
+
+import java.util.LinkedHashMap;
+import java.util.Map;
+
+public class Extensible {
+
+    private long id;
+
+    public long getId() {
+        return id;
+    }
+
+    public void setId(long id) {
+        this.id = id;
+    }
+
+    private Map<String, Object> attributes = new LinkedHashMap<>();
+
+    public Map<String, Object> getAttributes() {
+        return attributes;
+    }
+
+    public void setAttributes(Map<String, Object> attributes) {
+        this.attributes = attributes;
+    }
+
+    public void set(String key, boolean value) {
+        attributes.put(key, value);
+    }
+
+    public void set(String key, int value) {
+        attributes.put(key, value);
+    }
+
+    public void set(String key, long value) {
+        attributes.put(key, value);
+    }
+
+    public void set(String key, double value) {
+        attributes.put(key, value);
+    }
+
+    public void set(String key, String value) {
+        if (value != null && !value.isEmpty()) {
+            attributes.put(key, value);
+        }
+    }
+
+    public void add(Map.Entry<String, Object> entry) {
+        if (entry != null && entry.getValue() != null) {
+            attributes.put(entry.getKey(), entry.getValue());
+        }
+    }
+
+}
diff --git a/src/org/traccar/model/Geofence.java b/src/org/traccar/model/Geofence.java
new file mode 100644
index 000000000..9a60f784f
--- /dev/null
+++ b/src/org/traccar/model/Geofence.java
@@ -0,0 +1,82 @@
+/*
+ * 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.model;
+
+import java.text.ParseException;
+
+import org.traccar.geofence.GeofenceCircle;
+import org.traccar.geofence.GeofenceGeometry;
+import org.traccar.geofence.GeofencePolygon;
+
+import com.fasterxml.jackson.annotation.JsonIgnore;
+
+public class Geofence extends Extensible {
+
+    public static final String TYPE_GEOFENCE_CILCLE = "geofenceCircle";
+    public static final String TYPE_GEOFENCE_POLYGON = "geofencePolygon";
+
+    private String name;
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    private String description;
+
+    public String getDescription() {
+        return description;
+    }
+
+    public void setDescription(String description) {
+        this.description = description;
+    }
+
+    private String area;
+
+    public String getArea() {
+        return area;
+    }
+
+    public void setArea(String area) throws ParseException {
+
+        if (area.startsWith("CIRCLE")) {
+            geometry = new GeofenceCircle(area);
+        } else if (area.startsWith("POLYGON")) {
+            geometry = new GeofencePolygon(area);
+        } else {
+            throw new ParseException("Unknown geometry type", 0);
+        }
+
+        this.area = area;
+    }
+
+    private GeofenceGeometry geometry;
+
+    @JsonIgnore
+    public GeofenceGeometry getGeometry() {
+        return geometry;
+    }
+
+    public void setGeometry(GeofenceGeometry geometry) {
+        area = geometry.toWkt();
+        this.geometry = geometry;
+    }
+
+}
diff --git a/src/org/traccar/model/GeofencePermission.java b/src/org/traccar/model/GeofencePermission.java
new file mode 100644
index 000000000..269918d66
--- /dev/null
+++ b/src/org/traccar/model/GeofencePermission.java
@@ -0,0 +1,40 @@
+/*
+ * 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.model;
+
+public class GeofencePermission {
+
+    private long userId;
+
+    public long getUserId() {
+        return userId;
+    }
+
+    public void setUserId(long userId) {
+        this.userId = userId;
+    }
+
+    private long geofenceId;
+
+    public long getGeofenceId() {
+        return geofenceId;
+    }
+
+    public void setGeofenceId(long geofenceId) {
+        this.geofenceId = geofenceId;
+    }
+
+}
diff --git a/src/org/traccar/model/GroupGeofence.java b/src/org/traccar/model/GroupGeofence.java
new file mode 100644
index 000000000..0e261fd54
--- /dev/null
+++ b/src/org/traccar/model/GroupGeofence.java
@@ -0,0 +1,40 @@
+/*
+ * 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.model;
+
+public class GroupGeofence {
+
+    private long groupId;
+
+    public long getGroupId() {
+        return groupId;
+    }
+
+    public void setGroupId(long groupId) {
+        this.groupId = groupId;
+    }
+
+    private long geofenceId;
+
+    public long getGeofenceId() {
+        return geofenceId;
+    }
+
+    public void setGeofenceId(long geofenceId) {
+        this.geofenceId = geofenceId;
+    }
+
+}
diff --git a/src/org/traccar/model/Message.java b/src/org/traccar/model/Message.java
index 8722acc16..55d9fd0c7 100644
--- a/src/org/traccar/model/Message.java
+++ b/src/org/traccar/model/Message.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013 - 2015 Anton Tananaev (anton.tananaev@gmail.com)
+ * Copyright 2013 - 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.
@@ -15,10 +15,7 @@
  */
 package org.traccar.model;
 
-import java.util.LinkedHashMap;
-import java.util.Map;
-
-public class Message {
+public class Message extends Extensible {
 
     private long deviceId;
 
@@ -40,42 +37,4 @@ public class Message {
         this.type = type;
     }
 
-    private Map<String, Object> attributes = new LinkedHashMap<>();
-
-    public Map<String, Object> getAttributes() {
-        return attributes;
-    }
-
-    public void setAttributes(Map<String, Object> attributes) {
-        this.attributes = attributes;
-    }
-
-    public void set(String key, boolean value) {
-        attributes.put(key, value);
-    }
-
-    public void set(String key, int value) {
-        attributes.put(key, value);
-    }
-
-    public void set(String key, long value) {
-        attributes.put(key, value);
-    }
-
-    public void set(String key, double value) {
-        attributes.put(key, value);
-    }
-
-    public void set(String key, String value) {
-        if (value != null && !value.isEmpty()) {
-            attributes.put(key, value);
-        }
-    }
-
-    public void add(Map.Entry<String, Object> entry) {
-        if (entry != null && entry.getValue() != null) {
-            attributes.put(entry.getKey(), entry.getValue());
-        }
-    }
-
 }
diff --git a/src/org/traccar/model/Position.java b/src/org/traccar/model/Position.java
index 22d1be846..4e03b2097 100644
--- a/src/org/traccar/model/Position.java
+++ b/src/org/traccar/model/Position.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012 - 2015 Anton Tananaev (anton.tananaev@gmail.com)
+ * Copyright 2012 - 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.
@@ -66,16 +66,6 @@ public class Position extends Message {
     public static final String PREFIX_IO = "io";
     public static final String PREFIX_COUNT = "count";
 
-    private long id;
-
-    public long getId() {
-        return id;
-    }
-
-    public void setId(long id) {
-        this.id = id;
-    }
-
     private String protocol;
 
     public String getProtocol() {
diff --git a/src/org/traccar/web/WebServer.java b/src/org/traccar/web/WebServer.java
index 751db7a33..c06ee5d35 100644
--- a/src/org/traccar/web/WebServer.java
+++ b/src/org/traccar/web/WebServer.java
@@ -44,7 +44,11 @@ import org.traccar.api.resource.GroupResource;
 import org.traccar.api.resource.DeviceResource;
 import org.traccar.api.resource.PositionResource;
 import org.traccar.api.resource.CommandTypeResource;
+import org.traccar.api.resource.DeviceGeofenceResource;
 import org.traccar.api.resource.EventResource;
+import org.traccar.api.resource.GeofencePermissionResource;
+import org.traccar.api.resource.GeofenceResource;
+import org.traccar.api.resource.GroupGeofenceResource;
 import org.traccar.helper.Log;
 
 import javax.naming.InitialContext;
@@ -150,7 +154,8 @@ public class WebServer {
         resourceConfig.registerClasses(ServerResource.class, SessionResource.class, CommandResource.class,
                 GroupPermissionResource.class, DevicePermissionResource.class, UserResource.class,
                 GroupResource.class, DeviceResource.class, PositionResource.class,
-                CommandTypeResource.class, EventResource.class);
+                CommandTypeResource.class, EventResource.class, GeofenceResource.class,
+                DeviceGeofenceResource.class, GeofencePermissionResource.class, GroupGeofenceResource.class);
         servletHandler.addServlet(new ServletHolder(new ServletContainer(resourceConfig)), "/*");
 
         handlers.addHandler(servletHandler);