From 86c0a49ceb012c36fe0bc30be63e27e7608d0f63 Mon Sep 17 00:00:00 2001
From: Anton Tananaev <anton.tananaev@gmail.com>
Date: Sat, 19 Mar 2016 10:50:29 +1300
Subject: Properly handle empty messages

---
 src/org/traccar/protocol/T55ProtocolDecoder.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src/org')

diff --git a/src/org/traccar/protocol/T55ProtocolDecoder.java b/src/org/traccar/protocol/T55ProtocolDecoder.java
index 71f493318..813d58ba8 100644
--- a/src/org/traccar/protocol/T55ProtocolDecoder.java
+++ b/src/org/traccar/protocol/T55ProtocolDecoder.java
@@ -237,7 +237,7 @@ public class T55ProtocolDecoder extends BaseProtocolDecoder {
                 this.position = null;
                 return position;
             }
-        } else if (Character.isDigit(sentence.charAt(0)) && sentence.length() == 15) {
+        } else if (sentence.length() == 15 && Character.isDigit(sentence.charAt(0))) {
             identify(sentence, channel, remoteAddress);
         } else if (sentence.startsWith("$GPRMC")) {
             return decodeGprmc(sentence, remoteAddress, channel);
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