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| author | Vitaly Litvak <vitavaque@gmail.com> | 2016-10-02 08:28:27 +0300 |
|---|---|---|
| committer | Vitaly Litvak <vitavaque@gmail.com> | 2016-10-02 08:28:27 +0300 |
| commit | bb211eea5f62014c0700138e922cb1adcdc9d9dd (patch) | |
| tree | 418b6a3b5fb006936d549e8e1a831d09b1544ae3 | |
| parent | 2d145a029bf45d309366b5b6367befd00efb5efc (diff) | |
| download | trackermap-server-bb211eea5f62014c0700138e922cb1adcdc9d9dd.tar.gz trackermap-server-bb211eea5f62014c0700138e922cb1adcdc9d9dd.tar.bz2 trackermap-server-bb211eea5f62014c0700138e922cb1adcdc9d9dd.zip | |
Support old protocol versions without checksum
| -rw-r--r-- | src/org/traccar/protocol/Jt600ProtocolDecoder.java | 20 | ||||
| -rw-r--r-- | test/org/traccar/protocol/Jt600ProtocolDecoderTest.java | 8 |
2 files changed, 17 insertions, 11 deletions
diff --git a/src/org/traccar/protocol/Jt600ProtocolDecoder.java b/src/org/traccar/protocol/Jt600ProtocolDecoder.java index 287235fb1..6d066299a 100644 --- a/src/org/traccar/protocol/Jt600ProtocolDecoder.java +++ b/src/org/traccar/protocol/Jt600ProtocolDecoder.java @@ -219,7 +219,7 @@ public class Jt600ProtocolDecoder extends BaseProtocolDecoder { .number("(d+),") // lac .number("(d+),") // gsm signal .number("(d+),") // odometer - .number("(d+),") // serial number + .number("(d+),?") // serial number .number("(xx)").optional() // checksum .any() .compile(); @@ -267,13 +267,19 @@ public class Jt600ProtocolDecoder extends BaseProtocolDecoder { case "U01": case "U02": case "U03": - int checkSum = parser.nextInt(16); - int calculatedCheckSum = Checksum.xor(sentence.substring(1, sentence.length() - 3)); - if (checkSum == calculatedCheckSum) { - sendResponse(channel, "(S39)"); - return position; + // support protocol with check sum + if (parser.hasNext(2)) { + int checkSum = parser.nextInt(16); + int calculatedCheckSum = Checksum.xor(sentence.substring(1, sentence.length() - 3)); + if (checkSum == calculatedCheckSum) { + sendResponse(channel, "(S39)"); + return position; + } else { + return null; + } + // support protocol without check sum } else { - return null; + return position; } case "U06": sendResponse(channel, "(S20)"); diff --git a/test/org/traccar/protocol/Jt600ProtocolDecoderTest.java b/test/org/traccar/protocol/Jt600ProtocolDecoderTest.java index 6899418d9..3fc74081f 100644 --- a/test/org/traccar/protocol/Jt600ProtocolDecoderTest.java +++ b/test/org/traccar/protocol/Jt600ProtocolDecoderTest.java @@ -18,13 +18,13 @@ public class Jt600ProtocolDecoderTest extends ProtocolTest { "2475605035891613002328091601152806086750106533350c00000000000a000000000000e1ff4f97007f1607")); verifyPosition(decoder, buffer( - "(3301210003,U01,040812,185302,T,22.564025,N,113.242329,E,5.21,152,9,32%,00000000000011,10133,5173,22,100,1,18)")); + "(3301210003,U01,040812,185302,T,22.564025,N,113.242329,E,5.21,152,9,32%,00000000000011,10133,5173,22,100,1)")); verifyPosition(decoder, buffer( - "(3301210003,U02,040812,185302,T,22.564025,N,113.242329,E,5,152,9,32%,00000000000011,10133,5173,22,100,1,36)")); + "(3301210003,U02,040812,185302,T,22.564025,N,113.242329,E,5,152,9,32%,00000000000011,10133,5173,22,100,1)")); verifyPosition(decoder, buffer( - "(3301210003,U03,040812,185302,T,22.564025,N,113.242329,E,5,152,9,32%,00000000000011,10133,5173,22,100,1,37)")); + "(3301210003,U03,040812,185302,T,22.564025,N,113.242329,E,5,152,9,32%,00000000000011,10133,5173,22,100,1)")); verifyNothing(decoder, buffer( "(3301210003,U04)")); @@ -68,7 +68,7 @@ public class Jt600ProtocolDecoderTest extends ProtocolTest { "(3120820029,W01,02553.3555,E,2438.0997,S,A,171012,053339,0,8,20,6,31,5,20,20)")); verifyPosition(decoder, buffer( - "(3330104377,U01,010100,010228,F,00.000000,N,000.000000,E,0,0,0,0%,00001000000000,741,14,22,0,206,1E)")); + "(3330104377,U01,010100,010228,F,00.000000,N,000.000000,E,0,0,0,0%,00001000000000,741,14,22,0,206)")); verifyNothing(decoder, buffer( "(6221107674,2,U09,129,2,A,280513113036,E,02711.0500,S,1721.0876,A,030613171243,E,02756.7618,S,2300.0325,3491,538200,14400,1)")); |