From ad087c64207c28b5aa0026e9ad198ec677f79fd4 Mon Sep 17 00:00:00 2001
From: Anton Tananaev <anton.tananaev@gmail.com>
Date: Fri, 22 Mar 2019 23:41:29 -0700
Subject: Support ITS alarms

---
 src/org/traccar/protocol/ItsProtocolDecoder.java | 26 +++++++++++++++++++++++-
 1 file changed, 25 insertions(+), 1 deletion(-)

(limited to 'src/org/traccar/protocol')

diff --git a/src/org/traccar/protocol/ItsProtocolDecoder.java b/src/org/traccar/protocol/ItsProtocolDecoder.java
index a12b75961..482f34e65 100644
--- a/src/org/traccar/protocol/ItsProtocolDecoder.java
+++ b/src/org/traccar/protocol/ItsProtocolDecoder.java
@@ -49,7 +49,7 @@ public class ItsProtocolDecoder extends BaseProtocolDecoder {
             .groupEnd()
             .number("(d{15}),")                  // imei
             .groupBegin()
-            .expression("(?:NM|SP),")            // status
+            .expression("(..),")                 // status
             .or()
             .expression("[^,]*,")                // vehicle registration
             .number("([01]),")                   // valid
@@ -86,6 +86,26 @@ public class ItsProtocolDecoder extends BaseProtocolDecoder {
             .any()
             .compile();
 
+    private String decodeAlarm(String status) {
+        switch (status) {
+            case "WD":
+            case "EA":
+                return Position.ALARM_SOS;
+            case "BL":
+                return Position.ALARM_LOW_BATTERY;
+            case "HB":
+                return Position.ALARM_BRAKING;
+            case "HA":
+                return Position.ALARM_ACCELERATION;
+            case "RT":
+                return Position.ALARM_CORNERING;
+            case "OS":
+                return Position.ALARM_OVERSPEED;
+            default:
+                return null;
+        }
+    }
+
     @Override
     protected Object decode(
             Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
@@ -109,6 +129,10 @@ public class ItsProtocolDecoder extends BaseProtocolDecoder {
         Position position = new Position(getProtocolName());
         position.setDeviceId(deviceSession.getDeviceId());
 
+        if (parser.hasNext()) {
+            position.set(Position.KEY_ALARM, decodeAlarm(parser.next()));
+        }
+
         if (parser.hasNext()) {
             position.setValid(parser.nextInt() == 1);
         }
-- 
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