From cedac58c6d7c04c9bc6e39644592095d5057f74f Mon Sep 17 00:00:00 2001 From: Anton Tananaev Date: Sat, 31 Oct 2015 12:35:38 +1300 Subject: Support Cityeasy LBS messages --- .../traccar/protocol/CityeasyProtocolDecoder.java | 105 +++++++++------------ 1 file changed, 47 insertions(+), 58 deletions(-) (limited to 'src/org/traccar/protocol/CityeasyProtocolDecoder.java') diff --git a/src/org/traccar/protocol/CityeasyProtocolDecoder.java b/src/org/traccar/protocol/CityeasyProtocolDecoder.java index 67da05a8d..213dd90d0 100644 --- a/src/org/traccar/protocol/CityeasyProtocolDecoder.java +++ b/src/org/traccar/protocol/CityeasyProtocolDecoder.java @@ -17,15 +17,15 @@ package org.traccar.protocol; import java.net.SocketAddress; import java.nio.charset.Charset; -import java.util.Calendar; -import java.util.TimeZone; -import java.util.regex.Matcher; import java.util.regex.Pattern; import org.jboss.netty.buffer.ChannelBuffer; import org.jboss.netty.buffer.ChannelBuffers; import org.jboss.netty.channel.Channel; import org.traccar.BaseProtocolDecoder; 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; @@ -35,21 +35,24 @@ public class CityeasyProtocolDecoder extends BaseProtocolDecoder { super(protocol); } - private static final Pattern PATTERN = Pattern.compile( - "(\\d{4})(\\d{2})(\\d{2})" + // Date - "(\\d{2})(\\d{2})(\\d{2})," + // Time - "([AV])," + // Validity - "(\\d+)," + // Satellites - "([NS]),(\\d+\\.\\d+)," + // Latitude - "([EW]),(\\d+\\.\\d+)," + // Longitude - "(\\d+\\.\\d)," + // Speed - "(\\d+\\.\\d)," + // HDOP - "(\\d+\\.\\d);" + // Altitude - "(\\d+)," + // MCC - "(\\d+)," + // MNC - "(\\d+)," + // LAC - "(\\d+)" + // Cell - ".*"); + private static final Pattern PATTERN = new PatternBuilder() + .groupBegin() + .number("(dddd)(dd)(dd)") // date + .number("(dd)(dd)(dd),") // time + .number("([AV]),") // validity + .number("(d+),") // satellites + .number("([NS]),(d+.d+),") // latitude + .number("([EW]),(d+.d+),") // longitude + .number("(d+.d),") // speed + .number("(d+.d),") // hdop + .number("(d+.d)") // altitude + .groupEnd("?").text(";") + .number("(d+),") // mcc + .number("(d+),") // mnc + .number("(d+),") // lac + .number("(d+)") // cell + .any() + .compile(); public static final int MSG_ADDRESS_REQUEST = 0x0001; public static final int MSG_STATUS = 0x0002; @@ -62,8 +65,7 @@ public class CityeasyProtocolDecoder 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; @@ -80,7 +82,7 @@ public class CityeasyProtocolDecoder extends BaseProtocolDecoder { if (type == MSG_LOCATION_REPORT || type == MSG_LOCATION_REQUEST) { String sentence = buf.toString(buf.readerIndex(), buf.readableBytes() - 8, Charset.defaultCharset()); - Matcher parser = PATTERN.matcher(sentence); + Parser parser = new Parser(PATTERN, sentence); if (!parser.matches()) { return null; } @@ -89,46 +91,33 @@ public class CityeasyProtocolDecoder extends BaseProtocolDecoder { position.setProtocol(getProtocolName()); position.setDeviceId(getDeviceId()); - Integer index = 1; - - // Date and 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()); - - position.setValid(parser.group(index++).equals("A")); - position.set(Event.KEY_SATELLITES, parser.group(index++)); - - // Latitude - String hemisphere = parser.group(index++); - double latitude = Double.parseDouble(parser.group(index++)); - if (hemisphere.compareTo("S") == 0) { - latitude = -latitude; - } - position.setLatitude(latitude); + if (parser.hasNext(15)) { - // Longitude - hemisphere = parser.group(index++); - double longitude = Double.parseDouble(parser.group(index++)); - if (hemisphere.compareTo("W") == 0) { - longitude = -longitude; - } - position.setLongitude(longitude); + DateBuilder dateBuilder = new DateBuilder() + .setDate(parser.nextInt(), parser.nextInt(), parser.nextInt()) + .setTime(parser.nextInt(), parser.nextInt(), parser.nextInt()); + position.setTime(dateBuilder.getDate()); + + position.setValid(parser.next().equals("A")); + position.set(Event.KEY_SATELLITES, parser.next()); + + position.setLatitude(parser.nextCoordinate(Parser.CoordinateFormat.HEM_DEG)); + position.setLongitude(parser.nextCoordinate(Parser.CoordinateFormat.HEM_DEG)); - position.setSpeed(Double.parseDouble(parser.group(index++))); - position.set(Event.KEY_HDOP, Double.parseDouble(parser.group(index++))); - position.setAltitude(Double.parseDouble(parser.group(index++))); + position.setSpeed(parser.nextDouble()); + position.set(Event.KEY_HDOP, parser.nextDouble()); + position.setAltitude(parser.nextDouble()); + + } else { + + getLastLocation(position, null); + + } - position.set(Event.KEY_MCC, Integer.parseInt(parser.group(index++))); - position.set(Event.KEY_MNC, Integer.parseInt(parser.group(index++))); - position.set(Event.KEY_LAC, Integer.parseInt(parser.group(index++))); - position.set(Event.KEY_CELL, Integer.parseInt(parser.group(index++))); + position.set(Event.KEY_MCC, parser.nextInt()); + position.set(Event.KEY_MNC, parser.nextInt()); + position.set(Event.KEY_LAC, parser.nextInt()); + position.set(Event.KEY_CELL, parser.nextInt()); return position; } -- cgit v1.2.3