diff options
| -rw-r--r-- | src/main/java/org/traccar/protocol/NavtelecomFrameDecoder.java | 9 | ||||
| -rw-r--r-- | src/test/java/org/traccar/protocol/NavtelecomFrameDecoderTest.java | 3 |
2 files changed, 10 insertions, 2 deletions
diff --git a/src/main/java/org/traccar/protocol/NavtelecomFrameDecoder.java b/src/main/java/org/traccar/protocol/NavtelecomFrameDecoder.java index 0fb82528b..2ab7d11a9 100644 --- a/src/main/java/org/traccar/protocol/NavtelecomFrameDecoder.java +++ b/src/main/java/org/traccar/protocol/NavtelecomFrameDecoder.java @@ -1,5 +1,5 @@ /* - * Copyright 2021 Anton Tananaev (anton@traccar.org) + * Copyright 2021 - 2022 Anton Tananaev (anton@traccar.org) * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -30,7 +30,12 @@ public class NavtelecomFrameDecoder extends BaseFrameDecoder { protected Object decode( ChannelHandlerContext ctx, Channel channel, ByteBuf buf) throws Exception { - if (buf.getByte(buf.readerIndex()) == '@') { + if (buf.getByte(buf.readerIndex()) == 0x7f) { + + buf.skipBytes(1); + return null; + + } else if (buf.getByte(buf.readerIndex()) == '@') { int length = buf.getUnsignedShortLE(12) + 12 + 2 + 2; if (buf.readableBytes() >= length) { diff --git a/src/test/java/org/traccar/protocol/NavtelecomFrameDecoderTest.java b/src/test/java/org/traccar/protocol/NavtelecomFrameDecoderTest.java index 07b19651b..562b220d4 100644 --- a/src/test/java/org/traccar/protocol/NavtelecomFrameDecoderTest.java +++ b/src/test/java/org/traccar/protocol/NavtelecomFrameDecoderTest.java @@ -19,6 +19,9 @@ public class NavtelecomFrameDecoderTest extends ProtocolTest { binary("404e544301000000000000002a005e6c2a3e464c4558b01e1efffffe300a08080ffffe08000000580028002bc0000000000000b4000000000000"), decoder.decode(null, null, binary("404e544301000000000000002a005e6c2a3e464c4558b01e1efffffe300a08080ffffe08000000580028002bc0000000000000b4000000000000"))); + verifyNull( + decoder.decode(null, null, binary("7f"))); + } @Ignore |