package org.traccar.protocol; import java.util.Calendar; import java.util.GregorianCalendar; import java.util.LinkedList; import java.util.List; import java.util.TimeZone; import java.util.regex.Matcher; import java.util.regex.Pattern; import org.jboss.netty.channel.Channel; import org.jboss.netty.channel.ChannelHandlerContext; import org.traccar.GenericProtocolDecoder; import org.traccar.helper.Log; import org.traccar.model.DataManager; import org.traccar.model.Position; public class ST210ProtocolDecoder extends GenericProtocolDecoder { public ST210ProtocolDecoder(DataManager dataManager, Integer resetDelay) { super(dataManager, resetDelay); } private enum ST210FIELDS { HDR_STATUS("SA200STT;", "Status Report"), HDR_EMERGENCY("SA200EMG;","Emergency Report"), HDR_EVENT("SA200EVT;", "Event Report"), HDR_ALERT("SA200ALT;","Alert Report"), HDR_ALIVE("SA200ALV;","Alive Report"), DEV_ID("(\\d+);", "Device ID"), SW_VER("(\\d{3});", "Software Release Version"), DATE("(\\d+);","GPS date (yyyymmdd) Year + Month + Day"), TIME("(\\d{2}:\\d{2}:\\d{2});","GPS time (hh:mm:ss) Hour : Minute : Second"), CELL("(\\w+);","Location Code ID (3 digits hex) + Serving Cell BSIC(2 digits decimal)"), LAT("(-\\d{2}.\\d+);", "Latitude (+/-xx.xxxxxx)"), LON("(-\\d{3}.\\d+);", "Longitude (+/-xxx.xxxxxx)"), SPD("(\\d{3}.\\d{3});","Speed in km/h - This value returns to 0 when it is over than 200,000Km"), CRS("(\\d{3}.\\d{2});", "Course over ground in degree"), SATT("(\\d+);", "Number of satellites"), FIX("(\\d);","GPS is fixed(1)\n" + "GPS is not fixed(0)"), DIST("(\\d+);","Traveled ddistance in meter"), PWR_VOLT("(\\d+.\\d{2});","Voltage value of main power"), IO("(\\d+);","Current I/O status of inputs and outputs."), MODE("(\\d);","1 = Idle mode (Parking)\n" + "2 = Active Mode (Driving)"), MSG_NUM("(\\d{4})","Message number - After 9999 is reported, message number returns to 0000"), EMG_ID("(\\d)", "Emergency type"), EVT_ID("(\\d);", "Event type"), ALERT_ID("(\\d);", "Alert type"); private String pattern; private String desc; private ST210FIELDS(String pattern, String desc) { this.pattern = pattern; this.desc = desc; } public String getPattern() { return pattern; } public String getDesc() { return desc; } public void populatePosition(Position position, String groupValue, DataManager dataManager) throws Exception { switch (this) { case DEV_ID: position.setDeviceId(dataManager.getDeviceByImei(groupValue) .getId()); break; case LAT: position.setLatitude(Double.valueOf(groupValue)); break; case LON: position.setLongitude(Double.valueOf(groupValue)); break; case CRS: position.setCourse(Double.valueOf(groupValue)); break; case PWR_VOLT: position.setPower(Double.valueOf(groupValue)); break; case SPD: position.setSpeed(Double.valueOf(groupValue)); break; case DATE: { // Date Calendar time = Calendar.getInstance(TimeZone.getTimeZone("UTC")); time.clear(); time.set(Calendar.YEAR, Integer.valueOf(Integer.valueOf(groupValue.substring(0, 4)))); time.set(Calendar.MONTH, Integer.valueOf(Integer.valueOf(groupValue.substring(4, 6))-1)); time.set(Calendar.DAY_OF_MONTH, Integer.valueOf(Integer.valueOf(groupValue.substring(6, 8)))); Calendar ret = new GregorianCalendar(TimeZone.getTimeZone("UTC")); ret.setTimeInMillis(time.getTimeInMillis() + TimeZone.getTimeZone("UTC").getOffset(time.getTimeInMillis()) - TimeZone.getDefault().getOffset(time.getTimeInMillis())); position.setTime(ret.getTime()); break; } case TIME: { Calendar time = Calendar.getInstance(TimeZone.getTimeZone("UTC")); time.clear(); time.setTime(position.getTime()); time.set(Calendar.HOUR_OF_DAY, Integer.valueOf(Integer.valueOf(groupValue.substring(0, 2)))); time.set(Calendar.MINUTE, Integer.valueOf(Integer.valueOf(groupValue.substring(3, 5)))); time.set(Calendar.SECOND, Integer.valueOf(Integer.valueOf(groupValue.substring(6, 8)))); Calendar ret = new GregorianCalendar(TimeZone.getTimeZone("UTC")); ret.setTimeInMillis(time.getTimeInMillis() + TimeZone.getTimeZone("UTC").getOffset(time.getTimeInMillis()) - TimeZone.getDefault().getOffset(time.getTimeInMillis())); position.setTime(ret.getTime()); break; } default: break; } } } private enum FIELD_FIX_VALUE { FIXED(1, "GPS is fixed"), NOT_FIXED(0, "GPS is not fixed"); private int value; private String desc; private FIELD_FIX_VALUE(int value, String desc) { this.value = value; this.desc = desc; } public int getValue() { return value; } public String getDesc() { return desc; } public FIELD_FIX_VALUE getValueOf(String indiceStr) { int indice = Integer.valueOf(indiceStr); return getValueOf(indice); } public FIELD_FIX_VALUE getValueOf(int indice) { switch (indice) { case 1: return FIXED; case 0: return NOT_FIXED; default: throw new IllegalArgumentException("Index not defined"); } } } private enum FIELD_MODE_VALUE { PARKING(1, "Idle mode (Parking)"), DRIVING(2, "Active Mode (Driving)"); private int value; private String desc; private FIELD_MODE_VALUE(int value, String desc) { this.value = value; this.desc = desc; } public int getValue() { return value; } public String getDesc() { return desc; } public FIELD_MODE_VALUE getValueOf(String indiceStr) { int indice = Integer.valueOf(indiceStr); return getValueOf(indice); } public FIELD_MODE_VALUE getValueOf(int indice) { switch (indice) { case 1: return PARKING; case 2: return DRIVING; default: throw new IllegalArgumentException("Index not defined"); } } } private enum FIELD_EMG_ID_VALUE { PANIC(1, "Emergency by panic button"), PARKING(2,"Emergency by parking lock"), MAIN_POWER(3,"Emergency by removing main power"), ANTI_THEFT(5,"Emergency by anti-theft"); private int value; private String desc; private FIELD_EMG_ID_VALUE(int value, String desc) { this.value = value; this.desc = desc; } public int getValue() { return value; } public String getDesc() { return desc; } public FIELD_EMG_ID_VALUE getValueOf(String indiceStr) { int indice = Integer.valueOf(indiceStr); return getValueOf(indice); } public FIELD_EMG_ID_VALUE getValueOf(int indice) { switch (indice) { case 1: return PANIC; case 2: return PARKING; case 3: return MAIN_POWER; case 5: return ANTI_THEFT; default: throw new IllegalArgumentException("Index not defined"); } } } private enum FIELD_EVT_ID_VALUE { INPUT1_GROUND(1, "Input1 goes to ground state"), INPUT1_OPEN(2,"Input1 goes to open state"), INPUT2_GROUND(3,"Input2 goes to ground state"), INPUT2_OPEN(4,"Input2 goes to open state"), INPUT3_GROUND(5,"Input3 goes to ground state"), INPUT3_OPEN(6,"Input3 goes to open state"); private int value; private String desc; private FIELD_EVT_ID_VALUE(int value, String desc) { this.value = value; this.desc = desc; } public int getValue() { return value; } public String getDesc() { return desc; } public FIELD_EVT_ID_VALUE getValueOf(String indiceStr) { int indice = Integer.valueOf(indiceStr); return getValueOf(indice); } public FIELD_EVT_ID_VALUE getValueOf(int indice) { switch (indice) { case 1: return INPUT1_GROUND; case 2: return INPUT1_OPEN; case 3: return INPUT2_GROUND; case 4: return INPUT2_OPEN; case 5: return INPUT3_GROUND; case 6: return INPUT3_OPEN; default: throw new IllegalArgumentException("Index not defined"); } } } private enum FIELD_ALERT_ID_VALUE { DRIVING_FASTER(1, "Start driving faster than SPEED_LIMIT"), OVER_SPPED(2, "Ended over speed condition"), DISCON_GPS(3,"Disconnected GPS antenna"), RECON_GPS(4,"Reconnected GPS antenna after disconnected"), OUT_GEO_FENCE(5,"The vehicle went out from the geo-fence that has following ID"), INTO_GEO_FENCE(6,"The vehicle entered into the geo-fence that has following ID"), SHORTED_GPS(8, "Shorted GPS antenna"), DEEP_SLEEP_ON(9,"Enter to deep sleep mode"), DEEP_SLEEP_OFF(10,"Exite from deep sleep mode"), BKP_BATTERY(13,"Backup battery error"), BATTERY_DOWN(14,"Vehicle battery goes down to so low level"), SHOCKED(15,"Shocked"), COLLISION(16, "Occurred some collision"), DEVIATE_ROUT(18, "Deviate from predefined rout"), ENTER_ROUT(19,"Enter into predefined rout"); private int value; private String desc; private FIELD_ALERT_ID_VALUE(int value, String desc) { this.value = value; this.desc = desc; } public int getValue() { return value; } public String getDesc() { return desc; } public FIELD_ALERT_ID_VALUE getValueOf(String indiceStr) { int indice = Integer.valueOf(indiceStr); return getValueOf(indice); } public FIELD_ALERT_ID_VALUE getValueOf(int indice) { switch (indice) { case 1: return DRIVING_FASTER; case 2: return OVER_SPPED; case 3: return DISCON_GPS; case 4: return RECON_GPS; case 5: return OUT_GEO_FENCE; case 6: return INTO_GEO_FENCE; case 8: return SHORTED_GPS; case 9: return DEEP_SLEEP_ON; case 10: return DEEP_SLEEP_OFF; case 13: return BKP_BATTERY; case 14: return BATTERY_DOWN; case 15: return SHOCKED; case 16: return COLLISION; case 18: return DEVIATE_ROUT; case 19: return ENTER_ROUT; default: throw new IllegalArgumentException("Index not defined"); } } } private enum ST210REPORTS { STATUS("SA200STT"), EMERGENCY("SA200EMG"), EVENT("SA200EVT"), ALERT( "SA200ALT"), ALIVE("SA200ALV"); private String header; private ST210REPORTS(String header) { this.header = header; } public String getHeader() { return this.header; } public List getProtocol() { if (this.equals(STATUS)) { return StatusProtocol; } if (this.equals(EMERGENCY)) { return EmergencyProtocol; } if (this.equals(EVENT)) { return EventProtocol; } if (this.equals(ALERT)) { return AlertProtocol; } if (this.equals(ALIVE)) { return AliveProtocol; } return null; } public Pattern getProtocolPattern() { if (this.equals(STATUS)) { return getPattern(StatusProtocol); } if (this.equals(EMERGENCY)) { return getPattern(EmergencyProtocol); } if (this.equals(EVENT)) { return getPattern(EventProtocol); } if (this.equals(ALERT)) { return getPattern(AlertProtocol); } if (this.equals(ALIVE)) { return getPattern(AliveProtocol); } return null; } } private static ST210REPORTS getReportType(String msg) { if (msg.startsWith(ST210REPORTS.STATUS.getHeader())) { return ST210REPORTS.STATUS; } if (msg.startsWith(ST210REPORTS.EMERGENCY.getHeader())) { return ST210REPORTS.EMERGENCY; } if (msg.startsWith(ST210REPORTS.EVENT.getHeader())) { return ST210REPORTS.EVENT; } if (msg.startsWith(ST210REPORTS.ALERT.getHeader())) { return ST210REPORTS.ALERT; } if (msg.startsWith(ST210REPORTS.ALIVE.getHeader())) { return ST210REPORTS.ALIVE; } return null; } public static Pattern getPattern(List protocol) { String patternStr = ""; for (ST210FIELDS field : protocol) { patternStr += field.getPattern(); } return Pattern.compile(patternStr); } @SuppressWarnings("serial") static private List StatusProtocol = new LinkedList() { { add(ST210FIELDS.HDR_STATUS); add(ST210FIELDS.DEV_ID); add(ST210FIELDS.SW_VER); add(ST210FIELDS.DATE); add(ST210FIELDS.TIME); add(ST210FIELDS.CELL); add(ST210FIELDS.LAT); add(ST210FIELDS.LON); add(ST210FIELDS.SPD); add(ST210FIELDS.CRS); add(ST210FIELDS.SATT); add(ST210FIELDS.FIX); add(ST210FIELDS.DIST); add(ST210FIELDS.PWR_VOLT); add(ST210FIELDS.IO); add(ST210FIELDS.MODE); add(ST210FIELDS.MSG_NUM); } }; @SuppressWarnings("serial") static private List EmergencyProtocol = new LinkedList() { { add(ST210FIELDS.HDR_EMERGENCY); add(ST210FIELDS.DEV_ID); add(ST210FIELDS.SW_VER); add(ST210FIELDS.DATE); add(ST210FIELDS.TIME); add(ST210FIELDS.CELL); add(ST210FIELDS.LAT); add(ST210FIELDS.LON); add(ST210FIELDS.SPD); add(ST210FIELDS.CRS); add(ST210FIELDS.SATT); add(ST210FIELDS.FIX); add(ST210FIELDS.DIST); add(ST210FIELDS.PWR_VOLT); add(ST210FIELDS.IO); add(ST210FIELDS.EMG_ID); } }; @SuppressWarnings("serial") static private List EventProtocol = new LinkedList() { { add(ST210FIELDS.HDR_EVENT); add(ST210FIELDS.DEV_ID); add(ST210FIELDS.SW_VER); add(ST210FIELDS.DATE); add(ST210FIELDS.TIME); add(ST210FIELDS.CELL); add(ST210FIELDS.LAT); add(ST210FIELDS.LON); add(ST210FIELDS.SPD); add(ST210FIELDS.CRS); add(ST210FIELDS.SATT); add(ST210FIELDS.FIX); add(ST210FIELDS.DIST); add(ST210FIELDS.PWR_VOLT); add(ST210FIELDS.IO); add(ST210FIELDS.EVT_ID); } }; @SuppressWarnings("serial") static private List AlertProtocol = new LinkedList() { { add(ST210FIELDS.HDR_ALERT); add(ST210FIELDS.DEV_ID); add(ST210FIELDS.SW_VER); add(ST210FIELDS.DATE); add(ST210FIELDS.TIME); add(ST210FIELDS.CELL); add(ST210FIELDS.LAT); add(ST210FIELDS.LON); add(ST210FIELDS.SPD); add(ST210FIELDS.CRS); add(ST210FIELDS.SATT); add(ST210FIELDS.FIX); add(ST210FIELDS.DIST); add(ST210FIELDS.PWR_VOLT); add(ST210FIELDS.IO); add(ST210FIELDS.ALERT_ID); } }; @SuppressWarnings("serial") static private List AliveProtocol = new LinkedList() { { add(ST210FIELDS.HDR_ALIVE); add(ST210FIELDS.DEV_ID); } }; @Override public Object decode(ChannelHandlerContext ctx, Channel channel, Object msg) { String sentence = (String) msg; Log.info("Msg: " + msg); Position position = null; try{ position = decodeMsg(sentence); Log.info("MESSAGE DECODED WITH SUCCESS!"); } catch(Exception e){ Log.info("ERROR WHILE DECODING MESSAGE: " + e.getMessage()); } return position; } public Position decodeMsg(String msg) throws Exception { ST210REPORTS report = getReportType(msg); List protocol = report.getProtocol(); Pattern protocolPattern = report.getProtocolPattern(); // Parse message Matcher parser = protocolPattern.matcher(msg); if (!parser.matches()) { throw new Exception("Pattern no match: " + protocolPattern.toString()); } // Create new position Position position = new Position(); position.setAltitude(0D); position.setExtendedInfo(""); position.setValid(true); Integer index = 0; for (ST210FIELDS field : protocol) { String groupValue = parser.group(index++); field.populatePosition(position, groupValue, getDataManager()); } return position; } }