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authorAnton Tananaev <anton.tananaev@gmail.com>2015-10-28 14:20:10 +1300
committerAnton Tananaev <anton.tananaev@gmail.com>2015-10-28 14:20:10 +1300
commit3971b656af48b25a54ab9d486773dd9e6739e0ac (patch)
treef11c8003f2df2162db346e035716991da12ddf71 /src/org/traccar
parent997ea52de4da2ac0ebbd332982dba70cba30a069 (diff)
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Refactor Freedom protocol decoder
Diffstat (limited to 'src/org/traccar')
-rw-r--r--src/org/traccar/protocol/FreedomProtocolDecoder.java65
1 files changed, 22 insertions, 43 deletions
diff --git a/src/org/traccar/protocol/FreedomProtocolDecoder.java b/src/org/traccar/protocol/FreedomProtocolDecoder.java
index 95e7abb4a..40abe1b8d 100644
--- a/src/org/traccar/protocol/FreedomProtocolDecoder.java
+++ b/src/org/traccar/protocol/FreedomProtocolDecoder.java
@@ -16,12 +16,12 @@
package org.traccar.protocol;
import java.net.SocketAddress;
-import java.util.Calendar;
-import java.util.TimeZone;
-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.Position;
public class FreedomProtocolDecoder extends BaseProtocolDecoder {
@@ -30,68 +30,47 @@ public class FreedomProtocolDecoder extends BaseProtocolDecoder {
super(protocol);
}
- private static final Pattern PATTERN = Pattern.compile(
- "IMEI," +
- "(\\d+)," + // IMEI
- "(\\d{4}).(\\d{2}).(\\d{2}), " + // Date
- "(\\d{2}):(\\d{2}):(\\d{2}), " + // Time
- "([NS]), Lat:(\\d{2})(\\d+.\\d+), " + // Latitude
- "([EW]), Lon:(\\d{3})(\\d+.\\d+), " + // Longitude
- "Spd:(\\d+.\\d+)" + // Speed
- ".*");
+ private static final Pattern PATTERN = new PatternBuilder()
+ .text("IMEI,")
+ .number("(d+),") // IMEI
+ .number("(dddd)/(dd)/(dd), ") // Date
+ .number("(dd):(dd):(dd), ") // Time
+ .number("([NS]), Lat:(dd)(d+.d+), ") // Latitude
+ .number("([EW]), Lon:(ddd)(d+.d+), ") // Longitude
+ .text("Spd:").number("(d+.d+)") // Speed
+ .any()
+ .compile();
@Override
protected Object decode(
Channel channel, SocketAddress remoteAddress, Object msg)
throws Exception {
- // Parse message
- Matcher parser = PATTERN.matcher((String) msg);
+ 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;
- // Identification
- if (!identify(parser.group(index++), channel)) {
+ if (!identify(parser.next(), channel)) {
return null;
}
position.setDeviceId(getDeviceId());
- // Validity
position.setValid(true);
- // Time
- 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());
- // Latitude
- String hemisphere = parser.group(index++);
- Double latitude = Double.parseDouble(parser.group(index++));
- latitude += Double.parseDouble(parser.group(index++)) / 60;
- if (hemisphere.compareTo("S") == 0) latitude = -latitude;
- position.setLatitude(latitude);
+ position.setLatitude(parser.nextCoordinate(Parser.CoordinateFormat.HEM_DEG_MIN));
+ position.setLongitude(parser.nextCoordinate(Parser.CoordinateFormat.HEM_DEG_MIN));
- // Longitude
- hemisphere = parser.group(index++);
- Double longitude = Double.parseDouble(parser.group(index++));
- longitude += Double.parseDouble(parser.group(index++)) / 60;
- if (hemisphere.compareTo("W") == 0) longitude = -longitude;
- position.setLongitude(longitude);
+ position.setSpeed(parser.nextDouble());
- // Speed
- position.setSpeed(Double.parseDouble(parser.group(index++)));
return position;
}