From 52315f99445c347b421dcae6a4c977d79d756b6a Mon Sep 17 00:00:00 2001
From: Anton Tananaev <anton.tananaev@gmail.com>
Date: Sun, 27 Jul 2014 08:16:18 +0200
Subject: Fix regex pattern (fix #784)

---
 src/org/traccar/protocol/MeitrackProtocolDecoder.java | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

(limited to 'src')

diff --git a/src/org/traccar/protocol/MeitrackProtocolDecoder.java b/src/org/traccar/protocol/MeitrackProtocolDecoder.java
index 9e30b885a..490d44226 100644
--- a/src/org/traccar/protocol/MeitrackProtocolDecoder.java
+++ b/src/org/traccar/protocol/MeitrackProtocolDecoder.java
@@ -61,7 +61,7 @@ public class MeitrackProtocolDecoder extends BaseProtocolDecoder {
             "(\\d+\\|\\d+\\|\\p{XDigit}+\\|\\p{XDigit}+)," + // Cell
             "(\\p{XDigit}+)," +                 // State
             "(\\p{XDigit}+)\\|" +               // ADC1
-            "(\\p{XDigit}+)\\|" +               // ADC2
+            "(\\p{XDigit}+)?\\|" +              // ADC2
             "(\\p{XDigit}+)?\\|" +              // ADC3
             "(\\p{XDigit}+)\\|" +               // Battery
             "(\\p{XDigit}+)," +                 // Power
@@ -138,7 +138,10 @@ public class MeitrackProtocolDecoder extends BaseProtocolDecoder {
         
         // ADC
         extendedInfo.set("adc1", Integer.parseInt(parser.group(index++), 16));
-        extendedInfo.set("adc2", Integer.parseInt(parser.group(index++), 16));
+        String adc2 = parser.group(index++);
+        if (adc2 != null) {
+            extendedInfo.set("adc2", Integer.parseInt(adc2, 16));
+        }
         String adc3 = parser.group(index++);
         if (adc3 != null) {
             extendedInfo.set("adc3", Integer.parseInt(adc3, 16));
-- 
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