Merge pull request #3950 from Abyss777/notification_refactor

Notification refactor to allow custom "notificators"

17 files changed, 408 insertions, 160 deletions

diff --git a/src/org/traccar/BaseProtocol.java b/src/org/traccar/BaseProtocol.java
index 1729edd54..62ee99946 100644
--- a/src/org/traccar/BaseProtocol.java
+++ b/src/org/traccar/BaseProtocol.java
@@ -91,18 +91,18 @@ public abstract class BaseProtocol implements Protocol {
 
     @Override
     public void sendTextCommand(String destAddress, Command command) throws Exception {
-        if (Context.getSmppManager() != null) {
+        if (Context.getSmsManager() != null) {
             if (command.getType().equals(Command.TYPE_CUSTOM)) {
-                Context.getSmppManager().sendMessageSync(destAddress, command.getString(Command.KEY_DATA), true);
+                Context.getSmsManager().sendMessageSync(destAddress, command.getString(Command.KEY_DATA), true);
             } else if (supportedTextCommands.contains(command.getType()) && textCommandEncoder != null) {
-                Context.getSmppManager().sendMessageSync(destAddress,
+                Context.getSmsManager().sendMessageSync(destAddress,
                         (String) textCommandEncoder.encodeCommand(command), true);
             } else {
                 throw new RuntimeException(
                         "Command " + command.getType() + " is not supported in protocol " + getName());
             }
         } else {
-            throw new RuntimeException("SMPP client is not enabled");
+            throw new RuntimeException("SMS is not enabled");
         }
     }
 
diff --git a/src/org/traccar/Context.java b/src/org/traccar/Context.java
index 7224fd742..2afdde3b9 100644
--- a/src/org/traccar/Context.java
+++ b/src/org/traccar/Context.java
@@ -77,8 +77,9 @@ import org.traccar.geolocation.MozillaGeolocationProvider;
 import org.traccar.geolocation.OpenCellIdGeolocationProvider;
 import org.traccar.notification.EventForwarder;
 import org.traccar.notification.JsonTypeEventForwarder;
+import org.traccar.notification.NotificatorManager;
 import org.traccar.reports.model.TripsConfig;
-import org.traccar.smpp.SmppClient;
+import org.traccar.sms.SmsManager;
 import org.traccar.web.WebServer;
 
 import javax.ws.rs.client.Client;
@@ -206,6 +207,12 @@ public final class Context {
         return notificationManager;
     }
 
+    private static NotificatorManager notificatorManager;
+
+    public static NotificatorManager getNotificatorManager() {
+        return notificatorManager;
+    }
+
     private static VelocityEngine velocityEngine;
 
     public static VelocityEngine getVelocityEngine() {
@@ -254,10 +261,10 @@ public final class Context {
         return statisticsManager;
     }
 
-    private static SmppClient smppClient;
+    private static SmsManager smsManager;
 
-    public static SmppClient getSmppManager() {
-        return smppClient;
+    public static SmsManager getSmsManager() {
+        return smsManager;
     }
 
     private static MotionEventHandler motionEventHandler;
@@ -389,6 +396,15 @@ public final class Context {
 
         tripsConfig = initTripsConfig();
 
+        if (config.getBoolean("sms.enable")) {
+            final String smsManagerClass = config.getString("sms.manager.class", "org.traccar.smpp.SmppClient");
+            try {
+                smsManager = (SmsManager) Class.forName(smsManagerClass).newInstance();
+            } catch (ClassNotFoundException | InstantiationException | IllegalAccessException e) {
+                Log.warning("Error loading SMS Manager class : " + smsManagerClass, e);
+            }
+        }
+
         if (config.getBoolean("event.enable")) {
             initEventsModule();
         }
@@ -407,10 +423,6 @@ public final class Context {
 
         statisticsManager = new StatisticsManager();
 
-        if (config.getBoolean("sms.smpp.enable")) {
-            smppClient = new SmppClient();
-        }
-
     }
 
     private static void initGeolocationModule() {
@@ -441,6 +453,7 @@ public final class Context {
         calendarManager = new CalendarManager(dataManager);
         maintenancesManager = new MaintenancesManager(dataManager);
         notificationManager = new NotificationManager(dataManager);
+        notificatorManager = new NotificatorManager();
         Properties velocityProperties = new Properties();
         velocityProperties.setProperty("file.resource.loader.path",
                 Context.getConfig().getString("templates.rootPath", "templates") + "/");
diff --git a/src/org/traccar/api/resource/NotificationResource.java b/src/org/traccar/api/resource/NotificationResource.java
index 540f02926..9631a52b7 100644
--- a/src/org/traccar/api/resource/NotificationResource.java
+++ b/src/org/traccar/api/resource/NotificationResource.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016 - 2017 Anton Tananaev (anton@traccar.org)
+ * Copyright 2016 - 2018 Anton Tananaev (anton@traccar.org)
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -17,11 +17,11 @@ package org.traccar.api.resource;
 
 import java.util.Collection;
 
-import javax.mail.MessagingException;
 import javax.ws.rs.Consumes;
 import javax.ws.rs.GET;
 import javax.ws.rs.POST;
 import javax.ws.rs.Path;
+import javax.ws.rs.PathParam;
 import javax.ws.rs.Produces;
 import javax.ws.rs.core.MediaType;
 import javax.ws.rs.core.Response;
@@ -31,13 +31,8 @@ import org.traccar.api.ExtendedObjectResource;
 import org.traccar.model.Event;
 import org.traccar.model.Notification;
 import org.traccar.model.Typed;
-import org.traccar.notification.NotificationMail;
-import org.traccar.notification.NotificationSms;
+import org.traccar.notification.MessageException;
 
-import com.cloudhopper.smpp.type.RecoverablePduException;
-import com.cloudhopper.smpp.type.SmppChannelException;
-import com.cloudhopper.smpp.type.SmppTimeoutException;
-import com.cloudhopper.smpp.type.UnrecoverablePduException;
 
 @Path("notifications")
 @Produces(MediaType.APPLICATION_JSON)
@@ -54,12 +49,27 @@ public class NotificationResource extends ExtendedObjectResource<Notification> {
         return Context.getNotificationManager().getAllNotificationTypes();
     }
 
+    @GET
+    @Path("notificators")
+    public Collection<Typed> getNotificators() {
+        return Context.getNotificatorManager().getAllNotificatorTypes();
+    }
+
     @POST
     @Path("test")
-    public Response testMessage() throws MessagingException, RecoverablePduException,
-            UnrecoverablePduException, SmppTimeoutException, SmppChannelException, InterruptedException {
-        NotificationMail.sendMailSync(getUserId(), new Event("test", 0), null);
-        NotificationSms.sendSmsSync(getUserId(), new Event("test", 0), null);
+    public Response testMessage() throws MessageException, InterruptedException {
+        for (Typed method : Context.getNotificatorManager().getAllNotificatorTypes()) {
+            Context.getNotificatorManager()
+                    .getNotificator(method.getType()).sendSync(getUserId(), new Event("test", 0), null);
+        }
+        return Response.noContent().build();
+    }
+
+    @POST
+    @Path("test/{notificator}")
+    public Response testMessage(@PathParam("notificator") String notificator)
+            throws MessageException, InterruptedException {
+        Context.getNotificatorManager().getNotificator(notificator).sendSync(getUserId(), new Event("test", 0), null);
         return Response.noContent().build();
     }
 
diff --git a/src/org/traccar/database/CommandsManager.java b/src/org/traccar/database/CommandsManager.java
index 8ddced5f7..c11f05f9b 100644
--- a/src/org/traccar/database/CommandsManager.java
+++ b/src/org/traccar/database/CommandsManager.java
@@ -61,10 +61,10 @@ public class CommandsManager  extends ExtendedObjectManager<Command> {
                 BaseProtocol protocol = Context.getServerManager().getProtocol(lastPosition.getProtocol());
                 protocol.sendTextCommand(phone, command);
             } else if (command.getType().equals(Command.TYPE_CUSTOM)) {
-                if (Context.getSmppManager() != null) {
-                    Context.getSmppManager().sendMessageSync(phone, command.getString(Command.KEY_DATA), true);
+                if (Context.getSmsManager() != null) {
+                    Context.getSmsManager().sendMessageSync(phone, command.getString(Command.KEY_DATA), true);
                 } else {
-                    throw new RuntimeException("SMPP client is not enabled");
+                    throw new RuntimeException("SMS is not enabled");
                 }
             } else {
                 throw new RuntimeException("Command " + command.getType() + " is not supported");
diff --git a/src/org/traccar/database/NotificationManager.java b/src/org/traccar/database/NotificationManager.java
index 3bc048356..5dcb1d317 100644
--- a/src/org/traccar/database/NotificationManager.java
+++ b/src/org/traccar/database/NotificationManager.java
@@ -32,8 +32,6 @@ import org.traccar.model.Event;
 import org.traccar.model.Notification;
 import org.traccar.model.Position;
 import org.traccar.model.Typed;
-import org.traccar.notification.NotificationMail;
-import org.traccar.notification.NotificationSms;
 
 public class NotificationManager extends ExtendedObjectManager<Notification> {
 
@@ -85,29 +83,16 @@ public class NotificationManager extends ExtendedObjectManager<Notification> {
                 if (usersToForward != null) {
                     usersToForward.add(userId);
                 }
-                boolean sentWeb = false;
-                boolean sentMail = false;
-                boolean sentSms = Context.getSmppManager() == null;
+                final Set<String> notificators = new HashSet<>();
                 for (long notificationId : getEffectiveNotifications(userId, deviceId, event.getServerTime())) {
                     Notification notification = getById(notificationId);
                     if (getById(notificationId).getType().equals(event.getType())) {
-                        if (!sentWeb && notification.getWeb()) {
-                            Context.getConnectionManager().updateEvent(userId, event);
-                            sentWeb = true;
-                        }
-                        if (!sentMail && notification.getMail()) {
-                            NotificationMail.sendMailAsync(userId, event, position);
-                            sentMail = true;
-                        }
-                        if (!sentSms && notification.getSms()) {
-                            NotificationSms.sendSmsAsync(userId, event, position);
-                            sentSms = true;
-                        }
-                    }
-                    if (sentWeb && sentMail && sentSms) {
-                        break;
+                        notificators.addAll(notification.getNotificatorsTypes());
                     }
                 }
+                for (String notificator : notificators) {
+                    Context.getNotificatorManager().getNotificator(notificator).sendAsync(userId, event, position);
+                }
             }
         }
         if (Context.getEventForwarder() != null) {
diff --git a/src/org/traccar/model/Notification.java b/src/org/traccar/model/Notification.java
index cc80f2ae2..f1983a03a 100644
--- a/src/org/traccar/model/Notification.java
+++ b/src/org/traccar/model/Notification.java
@@ -15,6 +15,13 @@
  */
 package org.traccar.model;
 
+import java.util.HashSet;
+import java.util.Set;
+
+import org.traccar.database.QueryIgnore;
+
+import com.fasterxml.jackson.annotation.JsonIgnore;
+
 public class Notification extends ScheduledModel {
 
     private boolean always;
@@ -37,33 +44,29 @@ public class Notification extends ScheduledModel {
         this.type = type;
     }
 
-    private boolean web;
-
-    public boolean getWeb() {
-        return web;
-    }
-
-    public void setWeb(boolean web) {
-        this.web = web;
-    }
 
-    private boolean mail;
+    private String notificators;
 
-    public boolean getMail() {
-        return mail;
+    public String getNotificators() {
+        return notificators;
     }
 
-    public void setMail(boolean mail) {
-        this.mail = mail;
+    public void setNotificators(String transports) {
+        this.notificators = transports;
     }
 
-    private boolean sms;
 
-    public boolean getSms() {
-        return sms;
+    @JsonIgnore
+    @QueryIgnore
+    public Set<String> getNotificatorsTypes() {
+        final Set<String> result = new HashSet<>();
+        if (notificators != null) {
+            final String[] transportsList = notificators.split(",");
+            for (String transport : transportsList) {
+                result.add(transport.trim());
+            }
+        }
+        return result;
     }
 
-    public void setSms(boolean sms) {
-        this.sms = sms;
-    }
 }
diff --git a/src/org/traccar/notification/MailMessage.java b/src/org/traccar/notification/FullMessage.java
index 0fce43740..f66537c6e 100644
--- a/src/org/traccar/notification/MailMessage.java
+++ b/src/org/traccar/notification/FullMessage.java
@@ -16,12 +16,12 @@
  */
 package org.traccar.notification;
 
-public class MailMessage {
+public class FullMessage {
 
     private String subject;
     private String body;
 
-    public MailMessage(String subject, String body) {
+    public FullMessage(String subject, String body) {
         this.subject = subject;
         this.body = body;
     }
diff --git a/src/org/traccar/notification/MessageException.java b/src/org/traccar/notification/MessageException.java
new file mode 100644
index 000000000..ce4b9f6ee
--- /dev/null
+++ b/src/org/traccar/notification/MessageException.java
@@ -0,0 +1,25 @@
+/*
+ * Copyright 2018 Anton Tananaev (anton@traccar.org)
+ * Copyright 2018 Andrey Kunitsyn (andrey@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.notification;
+
+public class MessageException extends Exception {
+
+    public MessageException(Throwable cause) {
+        super(cause);
+    }
+
+}
diff --git a/src/org/traccar/notification/NotificationFormatter.java b/src/org/traccar/notification/NotificationFormatter.java
index 524153721..c011403c5 100644
--- a/src/org/traccar/notification/NotificationFormatter.java
+++ b/src/org/traccar/notification/NotificationFormatter.java
@@ -88,18 +88,15 @@ public final class NotificationFormatter {
         return template;
     }
 
-    public static MailMessage formatMailMessage(long userId, Event event, Position position) {
-        String templatePath = Context.getConfig().getString("mail.templatesPath", "mail");
+    public static FullMessage formatFullMessage(long userId, Event event, Position position) {
         VelocityContext velocityContext = prepareContext(userId, event, position);
-        String formattedMessage = formatMessage(velocityContext, userId, event, position, templatePath);
+        String formattedMessage = formatMessage(velocityContext, userId, event, position, "full");
 
-        return new MailMessage((String) velocityContext.get("subject"), formattedMessage);
+        return new FullMessage((String) velocityContext.get("subject"), formattedMessage);
     }
 
-    public static String formatSmsMessage(long userId, Event event, Position position) {
-        String templatePath = Context.getConfig().getString("sms.templatesPath", "sms");
-
-        return formatMessage(null, userId, event, position, templatePath);
+    public static String formatShortMessage(long userId, Event event, Position position) {
+        return formatMessage(null, userId, event, position, "short");
     }
 
     private static String formatMessage(VelocityContext vc, Long userId, Event event, Position position,
diff --git a/src/org/traccar/notification/NotificationMail.java b/src/org/traccar/notification/NotificationMail.java
index 6c81ecc79..c2ee67299 100644
--- a/src/org/traccar/notification/NotificationMail.java
+++ b/src/org/traccar/notification/NotificationMail.java
@@ -1,6 +1,6 @@
 /*
- * Copyright 2016 - 2017 Anton Tananaev (anton@traccar.org)
- * Copyright 2017 Andrey Kunitsyn (andrey@traccar.org)
+ * Copyright 2016 - 2018 Anton Tananaev (anton@traccar.org)
+ * Copyright 2017 - 2018 Andrey Kunitsyn (andrey@traccar.org)
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -32,10 +32,7 @@ import org.traccar.model.Event;
 import org.traccar.model.Position;
 import org.traccar.model.User;
 
-public final class NotificationMail {
-
-    private NotificationMail() {
-    }
+public final class NotificationMail extends Notificator {
 
     private static Properties getProperties(PropertiesProvider provider) {
         Properties properties = new Properties();
@@ -84,7 +81,8 @@ public final class NotificationMail {
         return properties;
     }
 
-    public static void sendMailSync(long userId, Event event, Position position) throws MessagingException {
+    @Override
+    public void sendSync(long userId, Event event, Position position) throws MessageException {
         User user = Context.getPermissionsManager().getUser(userId);
 
         Properties properties = null;
@@ -103,40 +101,32 @@ public final class NotificationMail {
 
         MimeMessage message = new MimeMessage(session);
 
-        String from = properties.getProperty("mail.smtp.from");
-        if (from != null) {
-            message.setFrom(new InternetAddress(from));
-        }
-
-        message.addRecipient(Message.RecipientType.TO, new InternetAddress(user.getEmail()));
-        MailMessage mailMessage = NotificationFormatter.formatMailMessage(userId, event, position);
-        message.setSubject(mailMessage.getSubject());
-        message.setSentDate(new Date());
-        message.setContent(mailMessage.getBody(), "text/html; charset=utf-8");
-
-        Transport transport = session.getTransport();
         try {
-            Context.getStatisticsManager().registerMail();
-            transport.connect(
-                    properties.getProperty("mail.smtp.host"),
-                    properties.getProperty("mail.smtp.username"),
-                    properties.getProperty("mail.smtp.password"));
-            transport.sendMessage(message, message.getAllRecipients());
-        } finally {
-            transport.close();
-        }
-    }
+            String from = properties.getProperty("mail.smtp.from");
+            if (from != null) {
+                message.setFrom(new InternetAddress(from));
+            }
 
-    public static void sendMailAsync(final long userId, final Event event, final Position position) {
-        new Thread(new Runnable() {
-            public void run() {
-                try {
-                    sendMailSync(userId, event, position);
-                } catch (MessagingException error) {
-                    Log.warning(error);
-                }
+            message.addRecipient(Message.RecipientType.TO, new InternetAddress(user.getEmail()));
+            FullMessage fullMessage = NotificationFormatter.formatFullMessage(userId, event, position);
+            message.setSubject(fullMessage.getSubject());
+            message.setSentDate(new Date());
+            message.setContent(fullMessage.getBody(), "text/html; charset=utf-8");
+
+            Transport transport = session.getTransport();
+            try {
+                Context.getStatisticsManager().registerMail();
+                transport.connect(
+                        properties.getProperty("mail.smtp.host"),
+                        properties.getProperty("mail.smtp.username"),
+                        properties.getProperty("mail.smtp.password"));
+                transport.sendMessage(message, message.getAllRecipients());
+            } finally {
+                transport.close();
             }
-        }).start();
+        } catch (MessagingException e) {
+            throw new MessageException(e);
+        }
     }
 
 }
diff --git a/src/org/traccar/notification/NotificationNull.java b/src/org/traccar/notification/NotificationNull.java
new file mode 100644
index 000000000..3ee954c24
--- /dev/null
+++ b/src/org/traccar/notification/NotificationNull.java
@@ -0,0 +1,34 @@
+/*
+ * Copyright 2018 Anton Tananaev (anton@traccar.org)
+ * Copyright 2018 Andrey Kunitsyn (andrey@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.notification;
+
+import org.traccar.helper.Log;
+import org.traccar.model.Event;
+import org.traccar.model.Position;
+
+public final class NotificationNull extends Notificator {
+
+    @Override
+    public void sendAsync(long userId, Event event, Position position) {
+        Log.warning("You are using null notificatior, please check your configuration, notification not sent");
+    }
+
+    @Override
+    public void sendSync(long userId, Event event, Position position) {
+        Log.warning("You are using null notificatior, please check your configuration, notification not sent");
+    }
+}
diff --git a/src/org/traccar/notification/NotificationSms.java b/src/org/traccar/notification/NotificationSms.java
index 8c0265af4..ed651ac11 100644
--- a/src/org/traccar/notification/NotificationSms.java
+++ b/src/org/traccar/notification/NotificationSms.java
@@ -1,6 +1,6 @@
 /*
- * Copyright 2017 Anton Tananaev (anton@traccar.org)
- * Copyright 2017 Andrey Kunitsyn (andrey@traccar.org)
+ * Copyright 2017 - 2018 Anton Tananaev (anton@traccar.org)
+ * Copyright 2017 - 2018 Andrey Kunitsyn (andrey@traccar.org)
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -20,33 +20,38 @@ import org.traccar.Context;
 import org.traccar.model.Event;
 import org.traccar.model.Position;
 import org.traccar.model.User;
+import org.traccar.sms.SmsManager;
 
-import com.cloudhopper.smpp.type.RecoverablePduException;
-import com.cloudhopper.smpp.type.SmppChannelException;
-import com.cloudhopper.smpp.type.SmppTimeoutException;
-import com.cloudhopper.smpp.type.UnrecoverablePduException;
+public final class NotificationSms extends Notificator {
 
-public final class NotificationSms {
+    private final SmsManager smsManager;
 
-    private NotificationSms() {
+    public NotificationSms() throws ClassNotFoundException, InstantiationException, IllegalAccessException {
+        final String smsClass = Context.getConfig().getString("notificator.sms.manager.class", "");
+        if (smsClass.length() > 0) {
+            smsManager = (SmsManager) Class.forName(smsClass).newInstance();
+        } else {
+            smsManager = Context.getSmsManager();
+        }
     }
 
-    public static void sendSmsAsync(long userId, Event event, Position position) {
-        User user = Context.getPermissionsManager().getUser(userId);
-        if (Context.getSmppManager() != null && user.getPhone() != null) {
+    @Override
+    public void sendAsync(long userId, Event event, Position position) {
+        final User user = Context.getPermissionsManager().getUser(userId);
+        if (user.getPhone() != null) {
             Context.getStatisticsManager().registerSms();
-            Context.getSmppManager().sendMessageAsync(user.getPhone(),
-                    NotificationFormatter.formatSmsMessage(userId, event, position), false);
+            smsManager.sendMessageAsync(user.getPhone(),
+                    NotificationFormatter.formatShortMessage(userId, event, position), false);
         }
     }
 
-    public static void sendSmsSync(long userId, Event event, Position position) throws RecoverablePduException,
-            UnrecoverablePduException, SmppTimeoutException, SmppChannelException, InterruptedException {
-        User user = Context.getPermissionsManager().getUser(userId);
-        if (Context.getSmppManager() != null && user.getPhone() != null) {
+    @Override
+    public void sendSync(long userId, Event event, Position position) throws MessageException, InterruptedException {
+        final User user = Context.getPermissionsManager().getUser(userId);
+        if (user.getPhone() != null) {
             Context.getStatisticsManager().registerSms();
-            Context.getSmppManager().sendMessageSync(user.getPhone(),
-                    NotificationFormatter.formatSmsMessage(userId, event, position), false);
+            smsManager.sendMessageSync(user.getPhone(),
+                    NotificationFormatter.formatShortMessage(userId, event, position), false);
         }
     }
 }
diff --git a/src/org/traccar/notification/NotificationWeb.java b/src/org/traccar/notification/NotificationWeb.java
new file mode 100644
index 000000000..afc401d24
--- /dev/null
+++ b/src/org/traccar/notification/NotificationWeb.java
@@ -0,0 +1,30 @@
+/*
+ * Copyright 2018 Anton Tananaev (anton@traccar.org)
+ * Copyright 2018 Andrey Kunitsyn (andrey@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.notification;
+
+import org.traccar.Context;
+import org.traccar.model.Event;
+import org.traccar.model.Position;
+
+public final class NotificationWeb extends Notificator {
+
+    @Override
+    public void sendSync(long userId, Event event, Position position) {
+        Context.getConnectionManager().updateEvent(userId, event);
+    }
+
+}
diff --git a/src/org/traccar/notification/Notificator.java b/src/org/traccar/notification/Notificator.java
new file mode 100644
index 000000000..d912b445d
--- /dev/null
+++ b/src/org/traccar/notification/Notificator.java
@@ -0,0 +1,40 @@
+/*
+ * Copyright 2018 Anton Tananaev (anton@traccar.org)
+ * Copyright 2018 Andrey Kunitsyn (andrey@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.notification;
+
+import org.traccar.helper.Log;
+import org.traccar.model.Event;
+import org.traccar.model.Position;
+
+public abstract class Notificator {
+
+    public void sendAsync(final long userId, final Event event, final Position position) {
+        new Thread(new Runnable() {
+            public void run() {
+                try {
+                    sendSync(userId, event, position);
+                } catch (MessageException | InterruptedException error) {
+                    Log.warning(error);
+                }
+            }
+        }).start();
+    }
+
+    public abstract void sendSync(long userId, Event event, Position position)
+        throws MessageException, InterruptedException;
+
+}
diff --git a/src/org/traccar/notification/NotificatorManager.java b/src/org/traccar/notification/NotificatorManager.java
new file mode 100644
index 000000000..147de47d3
--- /dev/null
+++ b/src/org/traccar/notification/NotificatorManager.java
@@ -0,0 +1,81 @@
+/*
+ * Copyright 2018 Anton Tananaev (anton@traccar.org)
+ * Copyright 2018 Andrey Kunitsyn (andrey@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.notification;
+
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.Map;
+import java.util.Set;
+
+import org.traccar.Context;
+import org.traccar.helper.Log;
+import org.traccar.model.Typed;
+
+public final class NotificatorManager {
+
+    private static final String DEFAULT_WEB_NOTIFICATOR = "org.traccar.notification.NotificationWeb";
+    private static final String DEFAULT_MAIL_NOTIFICATOR = "org.traccar.notification.NotificationMail";
+    private static final String DEFAULT_SMS_NOTIFICATOR = "org.traccar.notification.NotificationSms";
+
+    private final Map<String, Notificator> notificators = new HashMap<>();
+    private static final Notificator NULL_NOTIFICATOR = new NotificationNull();
+
+    public NotificatorManager() {
+        final String[] types = Context.getConfig().getString("notificator.types", "").split(",");
+        for (String type : types) {
+            String defaultNotificator = "";
+            switch (type) {
+                case "web":
+                    defaultNotificator = DEFAULT_WEB_NOTIFICATOR;
+                    break;
+                case "mail":
+                    defaultNotificator = DEFAULT_MAIL_NOTIFICATOR;
+                    break;
+                case "sms":
+                    defaultNotificator = DEFAULT_SMS_NOTIFICATOR;
+                    break;
+                default:
+                    break;
+            }
+            final String className = Context.getConfig()
+                    .getString("notificator." + type + ".class", defaultNotificator);
+            try {
+                notificators.put(type, (Notificator) Class.forName(className).newInstance());
+            } catch (ClassNotFoundException | InstantiationException | IllegalAccessException e) {
+                Log.error("Unable to load notificator class for " + type + " " + className + " " + e.getMessage());
+            }
+        }
+    }
+
+    public Notificator getNotificator(String type) {
+        final Notificator notificator = notificators.get(type);
+        if (notificator == null) {
+            Log.error("No notificator configured for type : " + type);
+            return NULL_NOTIFICATOR;
+        }
+        return notificator;
+    }
+
+    public Set<Typed> getAllNotificatorTypes() {
+        Set<Typed> result = new HashSet<>();
+        for (String notificator : notificators.keySet()) {
+            result.add(new Typed(notificator));
+        }
+        return result;
+    }
+
+}
diff --git a/src/org/traccar/smpp/SmppClient.java b/src/org/traccar/smpp/SmppClient.java
index 967eed82c..ddda4cb4f 100644
--- a/src/org/traccar/smpp/SmppClient.java
+++ b/src/org/traccar/smpp/SmppClient.java
@@ -25,6 +25,8 @@ import java.util.concurrent.TimeUnit;
 
 import org.traccar.Context;
 import org.traccar.helper.Log;
+import org.traccar.notification.MessageException;
+import org.traccar.sms.SmsManager;
 
 import com.cloudhopper.commons.charset.CharsetUtil;
 import com.cloudhopper.smpp.SmppBindType;
@@ -42,7 +44,7 @@ import com.cloudhopper.smpp.type.SmppChannelException;
 import com.cloudhopper.smpp.type.SmppTimeoutException;
 import com.cloudhopper.smpp.type.UnrecoverablePduException;
 
-public class SmppClient {
+public class SmppClient implements SmsManager {
 
     private SmppSessionConfiguration sessionConfig = new SmppSessionConfiguration();
     private SmppSession smppSession;
@@ -212,46 +214,52 @@ public class SmppClient {
         }
     }
 
+    @Override
     public synchronized void sendMessageSync(String destAddress, String message, boolean command)
-            throws RecoverablePduException, UnrecoverablePduException, SmppTimeoutException, SmppChannelException,
-            InterruptedException, IllegalStateException {
+            throws MessageException, InterruptedException, IllegalStateException {
         if (getSession() != null && getSession().isBound()) {
-            SubmitSm submit = new SubmitSm();
-            byte[] textBytes;
-            textBytes = CharsetUtil.encode(message, command ? commandsCharsetName : notificationsCharsetName);
-            submit.setDataCoding(command ? commandsDataCoding : notificationsDataCoding);
-            if (requestDlr) {
-                submit.setRegisteredDelivery(SmppConstants.REGISTERED_DELIVERY_SMSC_RECEIPT_REQUESTED);
-            }
+            try {
+                SubmitSm submit = new SubmitSm();
+                byte[] textBytes;
+                textBytes = CharsetUtil.encode(message, command ? commandsCharsetName : notificationsCharsetName);
+                submit.setDataCoding(command ? commandsDataCoding : notificationsDataCoding);
+                if (requestDlr) {
+                    submit.setRegisteredDelivery(SmppConstants.REGISTERED_DELIVERY_SMSC_RECEIPT_REQUESTED);
+                }
 
-            if (textBytes != null && textBytes.length > 255) {
-                submit.addOptionalParameter(new Tlv(SmppConstants.TAG_MESSAGE_PAYLOAD, textBytes, "message_payload"));
-            } else {
-                submit.setShortMessage(textBytes);
-            }
+                if (textBytes != null && textBytes.length > 255) {
+                    submit.addOptionalParameter(new Tlv(SmppConstants.TAG_MESSAGE_PAYLOAD, textBytes,
+                        "message_payload"));
+                } else {
+                    submit.setShortMessage(textBytes);
+                }
 
-            submit.setSourceAddress(command ? new Address(commandSourceTon, commandSourceNpi, commandSourceAddress)
-                    : new Address(sourceTon, sourceNpi, sourceAddress));
-            submit.setDestAddress(new Address(destTon, destNpi, destAddress));
-            SubmitSmResp submitResponce = getSession().submit(submit, submitTimeout);
-            if (submitResponce.getCommandStatus() == SmppConstants.STATUS_OK) {
-                Log.debug("SMS submitted, message id: " + submitResponce.getMessageId());
-            } else {
-                throw new IllegalStateException(submitResponce.getResultMessage());
+                submit.setSourceAddress(command ? new Address(commandSourceTon, commandSourceNpi, commandSourceAddress)
+                        : new Address(sourceTon, sourceNpi, sourceAddress));
+                submit.setDestAddress(new Address(destTon, destNpi, destAddress));
+                SubmitSmResp submitResponce = getSession().submit(submit, submitTimeout);
+                if (submitResponce.getCommandStatus() == SmppConstants.STATUS_OK) {
+                    Log.debug("SMS submitted, message id: " + submitResponce.getMessageId());
+                } else {
+                    throw new IllegalStateException(submitResponce.getResultMessage());
+                }
+            } catch (SmppChannelException | RecoverablePduException
+                    | SmppTimeoutException | UnrecoverablePduException error) {
+                throw new MessageException(error);
             }
         } else {
-            throw new SmppChannelException("SMPP session is not connected");
+            throw new MessageException(new SmppChannelException("SMPP session is not connected"));
         }
     }
 
+    @Override
     public void sendMessageAsync(final String destAddress, final String message, final boolean command) {
         executorService.execute(new Runnable() {
             @Override
             public void run() {
                 try {
                     sendMessageSync(destAddress, message, command);
-                } catch (InterruptedException | RecoverablePduException | UnrecoverablePduException
-                        | SmppTimeoutException | SmppChannelException | IllegalStateException error) {
+                } catch (MessageException | InterruptedException | IllegalStateException error) {
                     Log.warning(error);
                 }
             }
diff --git a/src/org/traccar/sms/SmsManager.java b/src/org/traccar/sms/SmsManager.java
new file mode 100644
index 000000000..4bc4bd009
--- /dev/null
+++ b/src/org/traccar/sms/SmsManager.java
@@ -0,0 +1,27 @@
+/*
+ * Copyright 2018 Anton Tananaev (anton@traccar.org)
+ * Copyright 2018 Andrey Kunitsyn (andrey@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.sms;
+
+import org.traccar.notification.MessageException;
+
+public interface SmsManager {
+
+    void sendMessageSync(String destAddress, String message, boolean command)
+            throws InterruptedException, MessageException;
+    void sendMessageAsync(final String destAddress, final String message, final boolean command);
+
+}