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-rw-r--r--src/org/traccar/protocol/MiniFinderProtocolDecoder.java170
1 files changed, 78 insertions, 92 deletions
diff --git a/src/org/traccar/protocol/MiniFinderProtocolDecoder.java b/src/org/traccar/protocol/MiniFinderProtocolDecoder.java
index 37acbfd2d..94c67b616 100644
--- a/src/org/traccar/protocol/MiniFinderProtocolDecoder.java
+++ b/src/org/traccar/protocol/MiniFinderProtocolDecoder.java
@@ -34,47 +34,59 @@ public class MiniFinderProtocolDecoder extends BaseProtocolDecoder {
super(protocol);
}
- private static final Pattern PATTERN_A = new PatternBuilder()
- .expression("!A,")
+ private static final Pattern PATTERN_FIX = new PatternBuilder()
.number("(d+)/(d+)/(d+),") // date
.number("(d+):(d+):(d+),") // time
.number("(-?d+.d+),") // latitude
.number("(-?d+.d+),") // longitude
- .any()
.compile();
- private static final Pattern PATTERN_C = new PatternBuilder()
- .expression("!C,")
- .number("(d+)/(d+)/(d+),") // date
- .number("(d+):(d+):(d+),") // time
- .number("(-?d+.d+),") // latitude
- .number("(-?d+.d+),") // longitude
+ private static final Pattern PATTERN_STATE = new PatternBuilder()
.number("(d+.?d*),") // speed (km/h)
.number("(d+.?d*),") // course
.number("(x+),") // flags
.number("(-?d+.d+),") // altitude (meters)
.number("(d+),") // battery (percentage)
- .any()
.compile();
- // The !B (buffered data) records are the same as !D (live data) records.
- // This was confirmed with the manufacturer, Eview.
- private static final Pattern PATTERN_BD = new PatternBuilder()
- .expression("![BD],")
- .number("(d+)/(d+)/(d+),") // date
- .number("(d+):(d+):(d+),") // time
- .number("(-?d+.d+),") // latitude
- .number("(-?d+.d+),") // longitude
- .number("(d+.?d*),") // speed (km/h)
- .number("(d+.?d*),") // course
- .number("(x+),") // flags
- .number("(-?d+.d+),") // altitude (meters)
- .number("(d+),") // battery (percentage)
+ private static final Pattern PATTERN_GPS_PRECISION = new PatternBuilder()
.number("(d+),") // satellites in use
.number("(d+),") // satellites in view
.number("(d+.?d*)") // hdop
.compile();
+ private static final Pattern PATTERN_A = new PatternBuilder()
+ .text("!A,")
+ .expression(PATTERN_FIX.pattern())
+ .any() // unknown 3 fields
+ .compile();
+
+ private static final Pattern PATTERN_C = new PatternBuilder()
+ .text("!C,")
+ .expression(PATTERN_FIX.pattern())
+ .expression(PATTERN_STATE.pattern())
+ .any() // unknown 3 fields
+ .compile();
+
+ // The !B (buffered data) records are the same as !D (live data) records.
+ private static final Pattern PATTERN_BD = new PatternBuilder()
+ .expression("![BD],")
+ .expression(PATTERN_FIX.pattern())
+ .expression(PATTERN_STATE.pattern())
+ .expression(PATTERN_GPS_PRECISION.pattern())
+ .compile();
+
+ private void decodeFix(Position position, Parser parser) {
+
+ DateBuilder dateBuilder = new DateBuilder()
+ .setDateReverse(parser.nextInt(), parser.nextInt(), parser.nextInt())
+ .setTime(parser.nextInt(), parser.nextInt(), parser.nextInt());
+ position.setTime(dateBuilder.getDate());
+
+ position.setLatitude(parser.nextDouble());
+ position.setLongitude(parser.nextDouble());
+ }
+
private void decodeFlags(Position position, int flags) {
position.setValid(BitUtil.check(flags, 0));
@@ -105,6 +117,29 @@ public class MiniFinderProtocolDecoder extends BaseProtocolDecoder {
position.set(Position.KEY_CHARGE, BitUtil.check(flags, 22));
}
+ private void decodeState(Position position, Parser parser) {
+
+ position.setSpeed(UnitsConverter.knotsFromKph(parser.nextDouble()));
+
+ position.setCourse(parser.nextDouble());
+ if (position.getCourse() > 360) {
+ position.setCourse(0);
+ }
+
+ decodeFlags(position, parser.nextInt(16));
+
+ position.setAltitude(parser.nextDouble());
+
+ position.set(Position.KEY_BATTERY, parser.nextInt());
+ }
+
+ private void decodeGPSPrecision(Position position, Parser parser) {
+
+ position.set(Position.KEY_SATELLITES, parser.nextInt());
+ position.set(Position.KEY_SATELLITES_VISIBLE, parser.nextInt());
+ position.set(Position.KEY_HDOP, parser.nextDouble());
+ }
+
@Override
protected Object decode(
Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
@@ -123,98 +158,49 @@ public class MiniFinderProtocolDecoder extends BaseProtocolDecoder {
return null;
}
- if (sentence.startsWith("!B,") || sentence.startsWith("!D,")) {
- Parser parser = new Parser(PATTERN_BD, sentence);
- if (!parser.matches()) {
- return null;
- }
-
- Position position = new Position();
- position.setProtocol(getProtocolName());
- position.setDeviceId(deviceSession.getDeviceId());
+ if (!sentence.matches("![A-D],.*")) {
+ return null;
+ }
- DateBuilder dateBuilder = new DateBuilder()
- .setDateReverse(parser.nextInt(), parser.nextInt(), parser.nextInt())
- .setTime(parser.nextInt(), parser.nextInt(), parser.nextInt());
- position.setTime(dateBuilder.getDate());
+ Position position = new Position();
+ position.setProtocol(getProtocolName());
+ position.setDeviceId(deviceSession.getDeviceId());
- position.setLatitude(parser.nextDouble());
- position.setLongitude(parser.nextDouble());
- position.setSpeed(UnitsConverter.knotsFromKph(parser.nextDouble()));
+ String recordType = sentence.substring(1, 2);
+ position.set(Position.KEY_TYPE, recordType);
- position.setCourse(parser.nextDouble());
- if (position.getCourse() > 360) {
- position.setCourse(0);
+ if (recordType.matches("[BD]")) {
+ Parser parser = new Parser(PATTERN_BD, sentence);
+ if (!parser.matches()) {
+ return null;
}
- decodeFlags(position, parser.nextInt(16));
-
- position.setAltitude(parser.nextDouble());
-
- position.set(Position.KEY_BATTERY, parser.nextInt());
- position.set(Position.KEY_SATELLITES, parser.nextInt());
- position.set(Position.KEY_SATELLITES_VISIBLE, parser.nextInt());
- position.set(Position.KEY_HDOP, parser.nextDouble());
-
- position.set(Position.KEY_TYPE, sentence.substring(1, 2));
+ decodeFix(position, parser);
+ decodeState(position, parser);
+ decodeGPSPrecision(position, parser);
return position;
}
- if (sentence.startsWith("!C,")) {
+ if (recordType.matches("C")) {
Parser parser = new Parser(PATTERN_C, sentence);
if (!parser.matches()) {
return null;
}
- Position position = new Position();
- position.setProtocol(getProtocolName());
- position.setDeviceId(deviceSession.getDeviceId());
-
- DateBuilder dateBuilder = new DateBuilder()
- .setDateReverse(parser.nextInt(), parser.nextInt(), parser.nextInt())
- .setTime(parser.nextInt(), parser.nextInt(), parser.nextInt());
- position.setTime(dateBuilder.getDate());
-
- position.setLatitude(parser.nextDouble());
- position.setLongitude(parser.nextDouble());
- position.setSpeed(UnitsConverter.knotsFromKph(parser.nextDouble()));
-
- position.setCourse(parser.nextDouble());
- if (position.getCourse() > 360) {
- position.setCourse(0);
- }
-
- decodeFlags(position, parser.nextInt(16));
-
- position.setAltitude(parser.nextDouble());
-
- position.set(Position.KEY_BATTERY, parser.nextInt());
-
- position.set(Position.KEY_TYPE, sentence.substring(1, 2));
+ decodeFix(position, parser);
+ decodeState(position, parser);
return position;
}
- if (sentence.startsWith("!A,")) {
+ if (recordType.matches("A")) {
Parser parser = new Parser(PATTERN_A, sentence);
if (!parser.matches()) {
return null;
}
- Position position = new Position();
- position.setProtocol(getProtocolName());
- position.setDeviceId(deviceSession.getDeviceId());
-
- DateBuilder dateBuilder = new DateBuilder()
- .setDateReverse(parser.nextInt(), parser.nextInt(), parser.nextInt())
- .setTime(parser.nextInt(), parser.nextInt(), parser.nextInt());
- position.setTime(dateBuilder.getDate());
-
- position.setLatitude(parser.nextDouble());
- position.setLongitude(parser.nextDouble());
-
- position.set(Position.KEY_TYPE, sentence.substring(1, 2));
+ decodeFix(position, parser);
return position;
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-04 22:40:30 +0000