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-rw-r--r--src/org/traccar/protocol/Gt06FrameDecoder.java19
-rw-r--r--test/org/traccar/protocol/Gt06FrameDecoderTest.java8
2 files changed, 14 insertions, 13 deletions
diff --git a/src/org/traccar/protocol/Gt06FrameDecoder.java b/src/org/traccar/protocol/Gt06FrameDecoder.java
index 9b93979e4..c8b5e56ae 100644
--- a/src/org/traccar/protocol/Gt06FrameDecoder.java
+++ b/src/org/traccar/protocol/Gt06FrameDecoder.java
@@ -38,17 +38,18 @@ public class Gt06FrameDecoder extends FrameDecoder {
length += 2 + buf.getUnsignedShort(buf.readerIndex() + 2);
}
- if (buf.readableBytes() >= length) {
- if (buf.getUnsignedShort(buf.readerIndex() + length - 2) == 0x0d0a) {
- return buf.readBytes(length);
- } else {
- int endIndex = buf.indexOf(buf.readerIndex(), buf.writerIndex(), (byte) 0x0d);
- if (endIndex > 0 && buf.writerIndex() > endIndex + 1 && buf.getByte(endIndex + 1) == 0x0a) {
- return buf.readBytes(endIndex + 2 - buf.readerIndex());
- }
- }
+ if (buf.readableBytes() >= length && buf.getUnsignedShort(buf.readerIndex() + length - 2) == 0x0d0a) {
+ return buf.readBytes(length);
}
+ int endIndex = buf.readerIndex() - 1;
+ do {
+ endIndex = buf.indexOf(endIndex + 1, buf.writerIndex(), (byte) 0x0d);
+ if (endIndex > 0 && buf.writerIndex() > endIndex + 1 && buf.getByte(endIndex + 1) == 0x0a) {
+ return buf.readBytes(endIndex + 2 - buf.readerIndex());
+ }
+ } while (endIndex > 0);
+
return null;
}
diff --git a/test/org/traccar/protocol/Gt06FrameDecoderTest.java b/test/org/traccar/protocol/Gt06FrameDecoderTest.java
index 78d1eb920..ff9d4f51d 100644
--- a/test/org/traccar/protocol/Gt06FrameDecoderTest.java
+++ b/test/org/traccar/protocol/Gt06FrameDecoderTest.java
@@ -12,6 +12,10 @@ public class Gt06FrameDecoderTest extends ProtocolTest {
Gt06FrameDecoder decoder = new Gt06FrameDecoder();
Assert.assertEquals(
+ binary("78780d0103563140414198583c0d0a"),
+ decoder.decode(null, null, binary("78780d0103563140414198583c0d0a")));
+
+ Assert.assertEquals(
binary("787800691709261259400700cc0400d376714600d37a3d5000d37a3c5000d393505a00d3765d5a00d376735a00d32e6b640d0a"),
decoder.decode(null, null, binary("787800691709261259400700cc0400d376714600d37a3d5000d37a3c5000d393505a00d3765d5a00d376735a00d32e6b640d0a")));
@@ -24,10 +28,6 @@ public class Gt06FrameDecoderTest extends ProtocolTest {
decoder.decode(null, null, binary("787808171709281135331491827b75594dc8d719a9708452cad719a9708550cad719a97086521491827b75574cac9e17b308085dc8d71939633947cad71939633a480700cc0400d37a3d5a00d37a3d5a00d37a3d5a00d37a3d5a00d37a3d5a00d37a3d5a00d37a3d5a0d0a")));
Assert.assertEquals(
- binary("78781f1210020e140613cc04770690003e3f2e3414b20000000000000000044c446a0d0a"),
- decoder.decode(null, null, binary("78781f1210020e140613cc04770690003e3f2e3414b20000000000000000044c446a0d0a")));
-
- Assert.assertEquals(
binary("787808134606020002044dc5050d0a"),
decoder.decode(null, null, binary("787808134606020002044dc5050d0a")));