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| author | Anton Tananaev <anton.tananaev@gmail.com> | 2020-08-20 08:21:30 -0700 |
|---|---|---|
| committer | Anton Tananaev <anton.tananaev@gmail.com> | 2020-08-20 08:21:30 -0700 |
| commit | b9875d4076a6c88b4da6d6b296f9496f525091fe (patch) | |
| tree | a747930ee37087663eb75c0499ada9062c60940d /src/main | |
| parent | 5a62b28e205186358bf45349d31f53c95b5f8a1e (diff) | |
| download | trackermap-server-b9875d4076a6c88b4da6d6b296f9496f525091fe.tar.gz trackermap-server-b9875d4076a6c88b4da6d6b296f9496f525091fe.tar.bz2 trackermap-server-b9875d4076a6c88b4da6d6b296f9496f525091fe.zip | |
Fix commands response crash
Diffstat (limited to 'src/main')
| -rw-r--r-- | src/main/java/org/traccar/protocol/MictrackProtocolDecoder.java | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/src/main/java/org/traccar/protocol/MictrackProtocolDecoder.java b/src/main/java/org/traccar/protocol/MictrackProtocolDecoder.java index 0f815ca7b..ec4f97919 100644 --- a/src/main/java/org/traccar/protocol/MictrackProtocolDecoder.java +++ b/src/main/java/org/traccar/protocol/MictrackProtocolDecoder.java @@ -209,8 +209,12 @@ public class MictrackProtocolDecoder extends BaseProtocolDecoder { } private Object decodeLowAltitude( - Channel channel, SocketAddress remoteAddress, String sentence) throws Exception { - String deviceId = sentence.substring(0, sentence.indexOf("$")); + Channel channel, SocketAddress remoteAddress, String sentence) { + int separator = sentence.indexOf("$"); + if (separator < 0) { + return null; + } + String deviceId = sentence.substring(0, separator); DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, deviceId); if (deviceSession == null) { |