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authorAnton Tananaev <anton.tananaev@gmail.com>2015-10-20 10:21:59 +1300
committerAnton Tananaev <anton.tananaev@gmail.com>2015-10-20 10:21:59 +1300
commita3fd8b22ac0e9daa21cac87baf4a4807c4a58c3e (patch)
tree0c4f57055e9dcf9e89949741a2d8de49b643f45e /src/org/traccar
parent5123f06f22120b05cbef40f60c367c521c628d4e (diff)
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Refactor MTX protocol decoder
Diffstat (limited to 'src/org/traccar')
-rw-r--r--src/org/traccar/protocol/MtxProtocolDecoder.java94
1 files changed, 43 insertions, 51 deletions
diff --git a/src/org/traccar/protocol/MtxProtocolDecoder.java b/src/org/traccar/protocol/MtxProtocolDecoder.java
index 95c57e759..c6684d051 100644
--- a/src/org/traccar/protocol/MtxProtocolDecoder.java
+++ b/src/org/traccar/protocol/MtxProtocolDecoder.java
@@ -22,6 +22,9 @@ import java.util.regex.Matcher;
import java.util.regex.Pattern;
import org.jboss.netty.channel.Channel;
import org.traccar.BaseProtocolDecoder;
+import org.traccar.helper.DateBuilder;
+import org.traccar.helper.Parser;
+import org.traccar.helper.PatternBuilder;
import org.traccar.model.Event;
import org.traccar.model.Position;
@@ -31,78 +34,67 @@ public class MtxProtocolDecoder extends BaseProtocolDecoder {
super(protocol);
}
- private static final Pattern PATTERN = Pattern.compile(
- "#MTX," +
- "(\\d+)," + // IMEI
- "(\\d{4})(\\d{2})(\\d{2})," + // Date
- "(\\d{2})(\\d{2})(\\d{2})," + // Time
- "(-?\\d+\\.\\d+)," + // Latitude
- "(-?\\d+\\.\\d+)," + // Longitude
- "(\\d+\\.?\\d*)," + // Speed
- "(\\d+)," + // Course
- "(\\d+\\.?\\d*)," + // Odometer
- "(?:\\d+|X)," +
- "(?:[01]|X)," +
- "([01]+)," + // Input
- "([01]+)," + // Output
- "(\\d+)," + // ADC1
- "(\\d+)" + // ADC2
- ".*");
+ private static final Pattern PATTERN = new PatternBuilder()
+ .txt("#MTX,")
+ .num("(d+),") // IMEI
+ .num("(dddd)(dd)(dd),") // Date
+ .num("(dd)(dd)(dd),") // Time
+ .num("(-?d+.d+),") // Latitude
+ .num("(-?d+.d+),") // Longitude
+ .num("(d+.?d*),") // Speed
+ .num("(d+),") // Course
+ .num("(d+.?d*),") // Odometer
+ .groupBegin()
+ .num("d+")
+ .or()
+ .txt("X")
+ .groupEnd(false)
+ .txt(",")
+ .xpr("(?:[01]|X),")
+ .xpr("([01]+),") // Input
+ .xpr("([01]+),") // Output
+ .num("(d+),") // ADC1
+ .num("(d+)") // ADC2
+ .any()
+ .compile();
@Override
protected Object decode(
- Channel channel, SocketAddress remoteAddress, Object msg)
- throws Exception {
+ Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
- String sentence = (String) msg;
-
- // Send response
if (channel != null) {
channel.write("#ACK");
}
- // Parse message
- Matcher parser = PATTERN.matcher(sentence);
+ Parser parser = new Parser(PATTERN, (String) msg);
if (!parser.matches()) {
return null;
}
- // Create new position
Position position = new Position();
position.setProtocol(getProtocolName());
- Integer index = 1;
-
- // Get device by IMEI
- if (!identify(parser.group(index++), channel)) {
+ if (!identify(parser.next(), channel)) {
return null;
}
position.setDeviceId(getDeviceId());
- // Date
- Calendar time = Calendar.getInstance(TimeZone.getTimeZone("UTC"));
- time.clear();
- time.set(Calendar.YEAR, Integer.parseInt(parser.group(index++)));
- time.set(Calendar.MONTH, Integer.parseInt(parser.group(index++)) - 1);
- time.set(Calendar.DAY_OF_MONTH, Integer.parseInt(parser.group(index++)));
- time.set(Calendar.HOUR_OF_DAY, Integer.parseInt(parser.group(index++)));
- time.set(Calendar.MINUTE, Integer.parseInt(parser.group(index++)));
- time.set(Calendar.SECOND, Integer.parseInt(parser.group(index++)));
- position.setTime(time.getTime());
+ DateBuilder dateBuilder = new DateBuilder()
+ .setDate(parser.nextInt(), parser.nextInt(), parser.nextInt())
+ .setTime(parser.nextInt(), parser.nextInt(), parser.nextInt());
+ position.setTime(dateBuilder.getDate());
- // Location
position.setValid(true);
- position.setLatitude(Double.parseDouble(parser.group(index++)));
- position.setLongitude(Double.parseDouble(parser.group(index++)));
- position.setSpeed(Double.parseDouble(parser.group(index++)));
- position.setCourse(Double.parseDouble(parser.group(index++)));
-
- // Other
- position.set(Event.KEY_ODOMETER, Double.parseDouble(parser.group(index++)));
- position.set(Event.KEY_INPUT, parser.group(index++));
- position.set(Event.KEY_OUTPUT, parser.group(index++));
- position.set(Event.PREFIX_ADC + 1, parser.group(index++));
- position.set(Event.PREFIX_ADC + 2, parser.group(index++));
+ position.setLatitude(parser.nextDouble());
+ position.setLongitude(parser.nextDouble());
+ position.setSpeed(parser.nextDouble());
+ position.setCourse(parser.nextDouble());
+
+ position.set(Event.KEY_ODOMETER, parser.nextDouble());
+ position.set(Event.KEY_INPUT, parser.next());
+ position.set(Event.KEY_OUTPUT, parser.next());
+ position.set(Event.PREFIX_ADC + 1, parser.next());
+ position.set(Event.PREFIX_ADC + 2, parser.next());
return position;
}