From dbcfd8488213623e68607fa946df63256dbabf18 Mon Sep 17 00:00:00 2001 From: Anton Tananaev Date: Fri, 6 Nov 2015 15:46:00 +1300 Subject: Refactor Wondex protocol decoder --- .../traccar/protocol/WondexProtocolDecoder.java | 109 +++++++++------------ 1 file changed, 44 insertions(+), 65 deletions(-) (limited to 'src/org/traccar/protocol/WondexProtocolDecoder.java') diff --git a/src/org/traccar/protocol/WondexProtocolDecoder.java b/src/org/traccar/protocol/WondexProtocolDecoder.java index c2a5a2201..1a639b05c 100644 --- a/src/org/traccar/protocol/WondexProtocolDecoder.java +++ b/src/org/traccar/protocol/WondexProtocolDecoder.java @@ -1,5 +1,5 @@ /* - * Copyright 2013 - 2014 Anton Tananaev (anton.tananaev@gmail.com) + * Copyright 2013 - 2015 Anton Tananaev (anton.tananaev@gmail.com) * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -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.helper.UnitsConverter; import org.traccar.model.Event; import org.traccar.model.Position; @@ -32,88 +32,67 @@ public class WondexProtocolDecoder extends BaseProtocolDecoder { super(protocol); } - private static final Pattern PATTERN = Pattern.compile( - "[^\\d]*" + // Header - "(\\d+)," + // Device Identifier - "(\\d{4})(\\d{2})(\\d{2})" + // Date (YYYYMMDD) - "(\\d{2})(\\d{2})(\\d{2})," + // Time (HHMMSS) - "(-?\\d+\\.\\d+)," + // Longitude - "(-?\\d+\\.\\d+)," + // Latitude - "(\\d+)," + // Speed - "(\\d+)," + // Course - "(-?\\d+\\.?\\d*)," + // Altitude - "(\\d+)," + // Satellites - "(\\d+),?" + // Event - "(?:(\\d+\\.\\d+)V,)?" + // Battery - "(\\d+\\.\\d+)?,?" + // Odometer - "(\\d+)?,?" + // Input - "(\\d+\\.\\d+)?,?" + // ADC1 - "(\\d+\\.\\d+)?,?" + // ADC2 - "(\\d+)?.*"); // Output + private static final Pattern PATTERN = new PatternBuilder() + .number("[^d]*") // deader + .number("(d+),") // device identifier + .number("(dddd)(dd)(dd)") // date + .number("(dd)(dd)(dd),") // time + .number("(-?d+.d+),") // longitude + .number("(-?d+.d+),") // latitude + .number("(d+),") // speed + .number("(d+),") // course + .number("(-?d+.?d*),") // altitude + .number("(d+),") // satellites + .number("(d+),?") // event + .number("(d+.d+)V,").optional() // battery + .number("(d+.d+)?,?") // odometer + .number("(d+)?,?") // input + .number("(d+.d+)?,?") // adc1 + .number("(d+.d+)?,?") // adc2 + .number("(d+)?") // output + .any() + .compile(); @Override protected Object decode( - Channel channel, SocketAddress remoteAddress, Object msg) - throws Exception { + 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()); - int index = 1; - // Device identifier - if (!identify(parser.group(index++), channel)) { + if (!identify(parser.next(), channel)) { return null; } position.setDeviceId(getDeviceId()); - // 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()); - // Position data - position.setLongitude(Double.parseDouble(parser.group(index++))); - position.setLatitude(Double.parseDouble(parser.group(index++))); - position.setSpeed(UnitsConverter.knotsFromKph(Double.parseDouble(parser.group(index++)))); - position.setCourse(Double.parseDouble(parser.group(index++))); - position.setAltitude(Double.parseDouble(parser.group(index++))); + position.setLongitude(parser.nextDouble()); + position.setLatitude(parser.nextDouble()); + position.setSpeed(UnitsConverter.knotsFromKph(parser.nextDouble())); + position.setCourse(parser.nextDouble()); + position.setAltitude(parser.nextDouble()); - // Satellites - int satellites = Integer.parseInt(parser.group(index++)); + int satellites = parser.nextInt(); position.setValid(satellites >= 3); position.set(Event.KEY_SATELLITES, satellites); - // Event - position.set(Event.KEY_EVENT, parser.group(index++)); + position.set(Event.KEY_EVENT, parser.next()); + position.set(Event.KEY_BATTERY, parser.next()); + position.set(Event.KEY_ODOMETER, parser.next()); + position.set(Event.KEY_INPUT, parser.next()); + position.set(Event.PREFIX_ADC + 1, parser.next()); + position.set(Event.PREFIX_ADC + 2, parser.next()); + position.set(Event.KEY_OUTPUT, parser.next()); - // Battery - position.set(Event.KEY_BATTERY, parser.group(index++)); - - // Odometer - position.set(Event.KEY_ODOMETER, parser.group(index++)); - - // Input - position.set(Event.KEY_INPUT, parser.group(index++)); - - // ADC - position.set(Event.PREFIX_ADC + 1, parser.group(index++)); - position.set(Event.PREFIX_ADC + 2, parser.group(index++)); - - // Output - position.set(Event.KEY_OUTPUT, parser.group(index++)); return position; } -- cgit v1.2.3