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authorKevin Goos <kevingoos@telenet.be>2018-03-15 10:42:15 +0100
committerKevin Goos <kevingoos@telenet.be>2018-03-15 10:42:15 +0100
commitb9fac418d0de3c472ff5603294d9ce3713c05291 (patch)
treec51b0fb67054845fe5606c80e173f4577d0dcfb7
parent2bc0b397c1aeb28bb82b887a78ceb8c8de940e8c (diff)
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Fixed ack message and added optional cell params
-rw-r--r--src/org/traccar/protocol/LaipacSFKamelProtocolDecoder.java33
1 files changed, 21 insertions, 12 deletions
diff --git a/src/org/traccar/protocol/LaipacSFKamelProtocolDecoder.java b/src/org/traccar/protocol/LaipacSFKamelProtocolDecoder.java
index decf279df..0966e83ff 100644
--- a/src/org/traccar/protocol/LaipacSFKamelProtocolDecoder.java
+++ b/src/org/traccar/protocol/LaipacSFKamelProtocolDecoder.java
@@ -55,6 +55,7 @@ public class LaipacSFKamelProtocolDecoder extends BaseProtocolDecoder {
.expression("([0-9a-fA-F]{4}),") // Cell 1 - Cell ID Code
.number("(d{3})") // Cell 2 - Country Code
.number("(d{3})") // Cell 2 - Operator Code
+ .optional(4)
.text("*")
.number("(xx)") // checksum
.compile();
@@ -102,27 +103,35 @@ public class LaipacSFKamelProtocolDecoder extends BaseProtocolDecoder {
position.set(Position.KEY_GPS, parser.nextInt());
position.set(Position.KEY_ANALOG_1, parser.nextDouble() * 0.001);
position.set(Position.KEY_ANALOG_2, parser.nextDouble() * 0.001);
- position.set(Position.KEY_CELL_NET_CODE, parser.next());
- position.set(Position.KEY_CELL_ID_CODE, parser.next());
- position.set(Position.KEY_COUNTRY_CODE, parser.next());
- position.set(Position.KEY_OPERATOR, parser.next());
+
String checksum = parser.next();
+ if (parser.hasNext()) {
+ position.set(Position.KEY_CELL_NET_CODE, checksum);
+ position.set(Position.KEY_CELL_ID_CODE, parser.next());
+ position.set(Position.KEY_COUNTRY_CODE, parser.next());
+ position.set(Position.KEY_OPERATOR, parser.next());
+ checksum = parser.next();
+ }
+
+ String result = sentence.replaceAll("^\\$(.*)\\*[0-9a-fA-F]{2}$", "$1");
+ if (Integer.parseInt(checksum, 16) != Checksum.xor(result))
+ {
+ return null;
+ }
if (channel != null) {
- if (Character.isLowerCase(status.charAt(0))) {
+ if (eventCode.equals("3")) {
+ channel.write("$AVCFG,00000000,d*31\r\n");
+ } else if (eventCode.equals("X") || eventCode.equals("4")) {
+ channel.write("$AVCFG,00000000,x*2D\r\n");
+ } else if (Character.isLowerCase(status.charAt(0))) {
String response = "$EAVACK," + eventCode + "," + checksum;
response += Checksum.nmea(response);
+ response += "\r\n";
channel.write(response);
}
-
- if (eventCode.equals("3")) {
- channel.write("$AVCFG,00000000,d*31");
- } else if (eventCode.equals("X") || eventCode.equals("4")) {
- channel.write("$AVCFG,00000000,x*2D");
- }
}
return position;
}
-
}