Improve compatibility with megastek devices

Megastek devices send some data which either is not
fully compliant with the megastek protocol (by omitting
some data) or which is (for our purposes) garbage data,
which is only delimited with a single LF (0x0A).

1 files changed, 3 insertions, 0 deletions

diff --git a/src/main/java/org/traccar/protocol/MegastekFrameDecoder.java b/src/main/java/org/traccar/protocol/MegastekFrameDecoder.java
index 347fa24b1..a4091436c 100644
--- a/src/main/java/org/traccar/protocol/MegastekFrameDecoder.java
+++ b/src/main/java/org/traccar/protocol/MegastekFrameDecoder.java
@@ -46,6 +46,9 @@ public class MegastekFrameDecoder extends BaseFrameDecoder {
             if (delimiter == -1) {
                 delimiter = buf.indexOf(buf.readerIndex(), buf.writerIndex(), (byte) '!');
             }
+            if (delimiter == -1) {
+                delimiter = buf.indexOf(buf.readerIndex(), buf.writerIndex(), (byte) '\n');
+            }
             if (delimiter != -1) {
                 ByteBuf result = buf.readRetainedSlice(delimiter - buf.readerIndex());
                 buf.skipBytes(1);