From 9339c709e5a6d521fd0bdd4b1221b909c0a888d6 Mon Sep 17 00:00:00 2001
From: Ivan Martinez <ivanfmartinez@users.noreply.github.com>
Date: Mon, 9 Apr 2018 21:20:15 -0300
Subject: configuration support for notificators

---
 .../traccar/notification/NotificatorManager.java   | 41 +++++++++++++++-------
 1 file changed, 28 insertions(+), 13 deletions(-)

(limited to 'src/org/traccar/notification/NotificatorManager.java')

diff --git a/src/org/traccar/notification/NotificatorManager.java b/src/org/traccar/notification/NotificatorManager.java
index 1aa76beff..4353b7914 100644
--- a/src/org/traccar/notification/NotificatorManager.java
+++ b/src/org/traccar/notification/NotificatorManager.java
@@ -16,30 +16,45 @@
  */
 package org.traccar.notification;
 
+import java.lang.reflect.Constructor;
+import java.lang.reflect.InvocationTargetException;
 import java.util.HashMap;
 import java.util.Map;
 
 import org.traccar.Context;
+import org.traccar.helper.Log;
 
-public class NotificatorManager {
+public final class NotificatorManager {
 
-    protected NotificatorManager() {
-        //not called
-    }
-
-    private static final Map<String, Notificator> NOTIFICATORS = new HashMap<>();
-    private static final Notificator NULL_NOTIFICATOR = new NotificationNull();
+    private static final NotificatorManager INSTANCE = new NotificatorManager();
 
-    static {
-        if (Context.getSmsManager() != null) {
-            NOTIFICATORS.put("sms", new NotificationSms());
+    private NotificatorManager() {
+        final String[] types = Context.getConfig().getString("notificator.types", "").split(",");
+        for (String type : types) {
+            final String className = Context.getConfig().getString("notificator." + type + ".class", "");
+            if (className.length() > 0) {
+                try {
+                    final Class<Notificator> c = (Class<Notificator>) Class.forName(className);
+                    try {
+                        final Constructor<Notificator> constructor = c.getConstructor(new Class[]{String.class});
+                        notificators.put(type, constructor.newInstance(type));
+                    } catch (NoSuchMethodException e) {
+                        // No constructor with String argument
+                        notificators.put(type, c.newInstance());
+                    }
+                } catch (ClassNotFoundException | InstantiationException
+                        | IllegalAccessException | InvocationTargetException e) {
+                    Log.error("Unable to load notificator class for " + type + " " + className + " " + e.getMessage());
+                }
+            }
         }
-        NOTIFICATORS.put("mail", new NotificationMail());
-        NOTIFICATORS.put("web", new NotificationWeb());
     }
 
+    private final Map<String, Notificator> notificators = new HashMap<>();
+    private static final Notificator NULL_NOTIFICATOR = new NotificationNull();
+
     public static Notificator getNotificator(String type) {
-        return NOTIFICATORS.getOrDefault(type, NULL_NOTIFICATOR);
+        return INSTANCE.notificators.getOrDefault(type, NULL_NOTIFICATOR);
     }
 
     public static Notificator getSms() {
-- 
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