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authorAnton Tananaev <anton.tananaev@gmail.com>2015-10-25 21:00:19 +1300
committerAnton Tananaev <anton.tananaev@gmail.com>2015-10-25 21:00:19 +1300
commitdb08f36b51f7f51e901cc778a79ba8949c1d6d08 (patch)
treeb39e8d0a51cd266d498271b344b2ff99f0404967 /src/org/traccar/protocol
parent78f7e386fe4fb46fc0c9295853a2467408330dfd (diff)
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Refactor Meiligao protocol decoder
Diffstat (limited to 'src/org/traccar/protocol')
-rw-r--r--src/org/traccar/protocol/MeiligaoProtocolDecoder.java87
1 files changed, 50 insertions, 37 deletions
diff --git a/src/org/traccar/protocol/MeiligaoProtocolDecoder.java b/src/org/traccar/protocol/MeiligaoProtocolDecoder.java
index a63554fc4..3bc27f55c 100644
--- a/src/org/traccar/protocol/MeiligaoProtocolDecoder.java
+++ b/src/org/traccar/protocol/MeiligaoProtocolDecoder.java
@@ -27,6 +27,7 @@ import org.traccar.Context;
import org.traccar.helper.Checksum;
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;
@@ -36,37 +37,51 @@ public class MeiligaoProtocolDecoder extends BaseProtocolDecoder {
super(protocol);
}
- private static final Pattern PATTERN = Pattern.compile(
- "(\\d{2})(\\d{2})(\\d{2})\\.?(\\d+)?," + // Time (HHMMSS.SSS)
- "([AV])," + // Validity
- "(\\d+)(\\d{2}\\.\\d+)," + // Latitude (DDMM.MMMM)
- "([NS])," +
- "(\\d+)(\\d{2}\\.\\d+)," + // Longitude (DDDMM.MMMM)
- "([EW])," +
- "(\\d+\\.?\\d*)?," + // Speed
- "(\\d+\\.?\\d*)?," + // Course
- "(\\d{2})(\\d{2})(\\d{2})" + // Date (DDMMYY)
- "[^\\|]*" +
- "(?:\\|(\\d+\\.\\d+)?" + // HDOP
- "\\|(-?\\d+\\.?\\d*)?" + // Altitude
- "\\|(\\p{XDigit}{4})?" + // State
- "(?:\\|(\\p{XDigit}{4}),(\\p{XDigit}{4})" + // ADC
- "(?:,(\\p{XDigit}{4}),(\\p{XDigit}{4}),(\\p{XDigit}{4}),(\\p{XDigit}{4}),(\\p{XDigit}{4}),(\\p{XDigit}{4}))?" +
- "(?:\\|" +
- "(?:(\\p{XDigit}{16})" + // Cell
- "\\|(\\p{XDigit}{2})" + // GSM
- "\\|(\\p{XDigit}{8})|" + // Odometer
- "(\\p{XDigit}{9})" + // Odometer
- "(?:\\|(\\p{XDigit}{5,}))?)?)?)?)?" + // RFID
- ".*");
-
- private static final Pattern PATTERN_RFID = Pattern.compile(
- "\\|(\\d{2})(\\d{2})(\\d{2})," + // Time (HHMMSS)
- "(\\d{2})(\\d{2})(\\d{2})," + // Date (DDMMYY)
- "(\\d+)(\\d{2}\\.\\d+)," + // Latitude (DDMM.MMMM)
- "([NS])," +
- "(\\d+)(\\d{2}\\.\\d+)," + // Longitude (DDDMM.MMMM)
- "([EW])");
+ private static final Pattern PATTERN = new PatternBuilder()
+ .number("(dd)(dd)(dd).?(d+)?,") // time
+ .expression("([AV]),") // validity
+ .number("(d+)(dd.d+),") // latitude
+ .expression("([NS]),")
+ .number("(d+)(dd.d+),") // longitude
+ .expression("([EW]),")
+ .number("(d+.?d*)?,") // speed
+ .number("(d+.?d*)?,") // course
+ .number("(dd)(dd)(dd)") // date (ddmmyy)
+ .expression("[^\\|]*")
+ .groupBegin()
+ .number("|(d+.d+)?") // hdop
+ .number("|(-?d+.?d*)?") // altitude
+ .number("|(xxxx)?") // state
+ .groupBegin()
+ .number("|(xxxx),(xxxx)") // adc
+ .groupBegin()
+ .number(",(xxxx),(xxxx),(xxxx),(xxxx),(xxxx),(xxxx)")
+ .groupEnd("?")
+ .groupBegin()
+ .text("|")
+ .groupBegin()
+ .number("(x{16})") // cell
+ .number("|(xx)") // gsm
+ .number("|(x{8})|") // odometer
+ .number("(x{9})") // odometer
+ .groupBegin()
+ .number("|(x{5,})") // rfid
+ .groupEnd("?")
+ .groupEnd("?")
+ .groupEnd("?")
+ .groupEnd("?")
+ .groupEnd("?")
+ .any()
+ .compile();
+
+ private static final Pattern PATTERN_RFID = new PatternBuilder()
+ .number("|(dd)(dd)(dd),") // time
+ .number("(dd)(dd)(dd),") // Date (ddmmyy)
+ .number("(d+)(dd.d+),") // latitude
+ .expression("([NS]),")
+ .number("(d+)(dd.d+),") // longitude
+ .expression("([EW])")
+ .compile();
public static final int MSG_HEARTBEAT = 0x0001;
public static final int MSG_SERVER = 0x0002;
@@ -143,8 +158,7 @@ public class MeiligaoProtocolDecoder extends BaseProtocolDecoder {
@Override
protected Object decode(
- Channel channel, SocketAddress remoteAddress, Object msg)
- throws Exception {
+ Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
ChannelBuffer buf = (ChannelBuffer) msg;
buf.skipBytes(2); // header
@@ -182,7 +196,6 @@ public class MeiligaoProtocolDecoder extends BaseProtocolDecoder {
return null;
}
- // Create new position
Position position = new Position();
position.setProtocol(getProtocolName());
@@ -193,13 +206,11 @@ public class MeiligaoProtocolDecoder extends BaseProtocolDecoder {
buf.skipBytes(6);
}
- // Get device by id
if (!identify(id, channel)) {
return null;
}
position.setDeviceId(getDeviceId());
- // RFID
if (command == MSG_RFID) {
for (int i = 0; i < 15; i++) {
long rfid = buf.readUnsignedInt();
@@ -218,7 +229,8 @@ public class MeiligaoProtocolDecoder extends BaseProtocolDecoder {
pattern = PATTERN;
}
- Parser parser = new Parser(pattern, buf.toString(buf.readerIndex(), buf.readableBytes() - 4, Charset.defaultCharset()));
+ Parser parser = new Parser(
+ pattern, buf.toString(buf.readerIndex(), buf.readableBytes() - 4, Charset.defaultCharset()));
if (!parser.matches()) {
return null;
}
@@ -230,6 +242,7 @@ public class MeiligaoProtocolDecoder extends BaseProtocolDecoder {
.setDateReverse(parser.nextInt(), parser.nextInt(), parser.nextInt());
position.setTime(dateBuilder.getDate());
+ position.setValid(true);
position.setLatitude(parser.nextCoordinate());
position.setLongitude(parser.nextCoordinate());