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authorAnton Tananaev <anton.tananaev@gmail.com>2015-10-15 14:21:08 +1300
committerAnton Tananaev <anton.tananaev@gmail.com>2015-10-15 14:21:08 +1300
commitd9f6e0fa8ae131574436cf4375d7feb2d7ff76a7 (patch)
treeebf3e4762d01410b5b30cf9ed45a67eccc4cea69
parentb43f9ae73b1d9f36e5a3ca5de138c696d3109de8 (diff)
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Clean up some text protocols
-rw-r--r--src/org/traccar/helper/Parser.java42
-rw-r--r--src/org/traccar/protocol/AplicomProtocolDecoder.java257
-rw-r--r--src/org/traccar/protocol/AquilaProtocolDecoder.java130
-rw-r--r--src/org/traccar/protocol/BoxProtocolDecoder.java82
-rw-r--r--src/org/traccar/protocol/GoSafeProtocolDecoder.java60
5 files changed, 271 insertions, 300 deletions
diff --git a/src/org/traccar/helper/Parser.java b/src/org/traccar/helper/Parser.java
index e89104094..2fd615ca5 100644
--- a/src/org/traccar/helper/Parser.java
+++ b/src/org/traccar/helper/Parser.java
@@ -20,7 +20,7 @@ import java.util.regex.Pattern;
public class Parser {
- private int position = 1;
+ private int position;
private Matcher matcher;
public Parser(Pattern pattern, String input) {
@@ -28,9 +28,15 @@ public class Parser {
}
public boolean matches() {
+ position = 1;
return matcher.matches();
}
+ public boolean find() {
+ position = 1;
+ return matcher.find();
+ }
+
public boolean hasNext() {
if (matcher.group(position) != null) {
return true;
@@ -64,15 +70,37 @@ public class Parser {
}
}
- // Format: (degrees)(minutes)(hemisphere)
- public double nextCoordinate() {
- double coordinate = nextDouble();
- coordinate += nextDouble() / 60;
- String hemisphere = next();
- if (hemisphere.equals("S") || hemisphere.equals("W")) {
+ public enum CoordinateFormat {
+ DEG_MIN_HEM,
+ HEM_DEG
+ }
+
+ public double nextCoordinate(CoordinateFormat format) {
+ double coordinate;
+ String hemisphere;
+
+ switch (format) {
+ case HEM_DEG:
+ hemisphere = next();
+ coordinate = nextDouble();
+ break;
+ case DEG_MIN_HEM:
+ default:
+ coordinate = nextDouble();
+ coordinate += nextDouble() / 60;
+ hemisphere = next();
+ break;
+ }
+
+ if (hemisphere != null && (hemisphere.equals("S") || hemisphere.equals("W"))) {
coordinate = -coordinate;
}
+
return coordinate;
}
+ public double nextCoordinate() {
+ return nextCoordinate(CoordinateFormat.DEG_MIN_HEM);
+ }
+
}
diff --git a/src/org/traccar/protocol/AplicomProtocolDecoder.java b/src/org/traccar/protocol/AplicomProtocolDecoder.java
index 9e0bddfcb..4f081b2eb 100644
--- a/src/org/traccar/protocol/AplicomProtocolDecoder.java
+++ b/src/org/traccar/protocol/AplicomProtocolDecoder.java
@@ -25,6 +25,7 @@ import org.traccar.BaseProtocolDecoder;
import org.traccar.Context;
import org.traccar.helper.ChannelBufferTools;
import org.traccar.helper.Checksum;
+import org.traccar.helper.Log;
import org.traccar.helper.UnitsConverter;
import org.traccar.model.Event;
import org.traccar.model.Position;
@@ -78,10 +79,120 @@ public class AplicomProtocolDecoder extends BaseProtocolDecoder {
private static final int EVENT_DATA = 119;
+ private void decodeEventData(int event, ChannelBuffer buf) {
+ switch (event) {
+ case 2:
+ case 40:
+ buf.readUnsignedByte();
+ break;
+ case 9:
+ buf.readUnsignedMedium();
+ break;
+ case 31:
+ case 32:
+ buf.readUnsignedShort();
+ break;
+ case 38:
+ buf.skipBytes(4 * 9);
+ break;
+ case 113:
+ buf.readUnsignedInt();
+ buf.readUnsignedByte();
+ break;
+ case 121:
+ case 142:
+ buf.readLong();
+ break;
+ case 130:
+ buf.readUnsignedInt(); // incorrect
+ break;
+ default:
+ break;
+ }
+ }
+
+ private void decodeCanData(ChannelBuffer buf, Position position) {
+
+ buf.readUnsignedMedium(); // packet identifier
+ buf.readUnsignedByte(); // version
+ int count = buf.readUnsignedByte();
+ buf.readUnsignedByte(); // batch count
+ buf.readUnsignedShort(); // selector bit
+ buf.readUnsignedInt(); // timestamp
+
+ buf.skipBytes(8);
+
+ ArrayList<ChannelBuffer> values = new ArrayList<>(count);
+
+ for (int i = 0; i < count; i++) {
+ values.add(buf.readBytes(8));
+ }
+
+ for (int i = 0; i < count; i++) {
+ ChannelBuffer value = values.get(i);
+ switch (buf.readInt()) {
+ case 0x20D:
+ position.set(Event.KEY_RPM, ChannelBuffers.swapShort(value.readShort()));
+ position.set("diesel-temperature", ChannelBuffers.swapShort(value.readShort()) * 0.1);
+ position.set("battery-voltage", ChannelBuffers.swapShort(value.readShort()) * 0.01);
+ position.set("supply-air-temp-dep1", ChannelBuffers.swapShort(value.readShort()) * 0.1);
+ break;
+ case 0x30D:
+ position.set("active-alarm", ChannelBufferTools.readHexString(value, 16));
+ break;
+ case 0x40C:
+ position.set("air-temp-dep1", ChannelBuffers.swapShort(value.readShort()) * 0.1);
+ position.set("air-temp-dep2", ChannelBuffers.swapShort(value.readShort()) * 0.1);
+ break;
+ case 0x40D:
+ position.set("cold-unit-state", ChannelBufferTools.readHexString(value, 16));
+ break;
+ case 0x50C:
+ position.set("defrost-temp-dep1", ChannelBuffers.swapShort(value.readShort()) * 0.1);
+ position.set("defrost-temp-dep2", ChannelBuffers.swapShort(value.readShort()) * 0.1);
+ break;
+ case 0x50D:
+ position.set("condenser-pressure", ChannelBuffers.swapShort(value.readShort()) * 0.1);
+ position.set("suction-pressure", ChannelBuffers.swapShort(value.readShort()) * 0.1);
+ break;
+ case 0x58C:
+ value.readByte();
+ value.readShort(); // index
+ switch (value.readByte()) {
+ case 0x01:
+ position.set("setpoint-zone1", ChannelBuffers.swapInt(value.readInt()) * 0.1);
+ break;
+ case 0x02:
+ position.set("setpoint-zone2", ChannelBuffers.swapInt(value.readInt()) * 0.1);
+ break;
+ case 0x05:
+ position.set("unit-type", ChannelBuffers.swapInt(value.readInt()));
+ break;
+ case 0x13:
+ position.set("diesel-hours", ChannelBuffers.swapInt(value.readInt()) / 60 / 60);
+ break;
+ case 0x14:
+ position.set("electric-hours", ChannelBuffers.swapInt(value.readInt()) / 60 / 60);
+ break;
+ case 0x17:
+ position.set("service-indicator", ChannelBuffers.swapInt(value.readInt()));
+ break;
+ case 0x18:
+ position.set("software-version", ChannelBuffers.swapInt(value.readInt()) * 0.01);
+ break;
+ default:
+ break;
+ }
+ break;
+ default:
+ Log.warning(new UnsupportedOperationException());
+ break;
+ }
+ }
+ }
+
@Override
- protected Object decode(
- Channel channel, SocketAddress remoteAddress, Object msg)
- throws Exception {
+ protected Object decode(Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
ChannelBuffer buf = (ChannelBuffer) msg;
@@ -97,13 +208,11 @@ public class AplicomProtocolDecoder extends BaseProtocolDecoder {
buf.readUnsignedShort(); // length
- // Selector
- int selector = DEFAULT_SELECTOR; // default selector
+ int selector = DEFAULT_SELECTOR;
if ((version & 0x40) != 0) {
selector = buf.readUnsignedMedium();
}
- // Create new position
Position position = new Position();
position.setProtocol(getProtocolName());
if (!identify(imei, channel)) {
@@ -112,24 +221,20 @@ public class AplicomProtocolDecoder extends BaseProtocolDecoder {
position.setDeviceId(getDeviceId());
- // Event
int event = buf.readUnsignedByte();
position.set(Event.KEY_EVENT, event);
buf.readUnsignedByte();
- // Validity
if ((selector & 0x0008) != 0) {
position.setValid((buf.readUnsignedByte() & 0x40) != 0);
} else {
return null; // no location data
}
- // Time
if ((selector & 0x0004) != 0) {
buf.skipBytes(4); // snapshot time
}
- // Location
if ((selector & 0x0008) != 0) {
position.setTime(new Date(buf.readUnsignedInt() * 1000));
position.setLatitude(buf.readInt() / 1000000.0);
@@ -137,19 +242,16 @@ public class AplicomProtocolDecoder extends BaseProtocolDecoder {
position.set(Event.KEY_SATELLITES, buf.readUnsignedByte());
}
- // Speed and heading
if ((selector & 0x0010) != 0) {
position.setSpeed(UnitsConverter.knotsFromKph(buf.readUnsignedByte()));
buf.readUnsignedByte(); // maximum speed
position.setCourse(buf.readUnsignedByte() * 2.0);
}
- // Input
if ((selector & 0x0040) != 0) {
position.set(Event.KEY_INPUT, buf.readUnsignedByte());
}
- // ADC
if ((selector & 0x0020) != 0) {
position.set(Event.PREFIX_ADC + 1, buf.readUnsignedShort());
position.set(Event.PREFIX_ADC + 2, buf.readUnsignedShort());
@@ -157,7 +259,6 @@ public class AplicomProtocolDecoder extends BaseProtocolDecoder {
position.set(Event.PREFIX_ADC + 4, buf.readUnsignedShort());
}
- // Power
if ((selector & 0x8000) != 0) {
position.set(Event.KEY_POWER, buf.readUnsignedShort() / 1000.0);
position.set(Event.KEY_BATTERY, buf.readUnsignedShort());
@@ -175,160 +276,50 @@ public class AplicomProtocolDecoder extends BaseProtocolDecoder {
buf.readUnsignedInt();
}
- // Trip 1
if ((selector & 0x0080) != 0) {
position.set("trip1", buf.readUnsignedInt());
}
- // Trip 2
if ((selector & 0x0100) != 0) {
position.set("trip2", buf.readUnsignedInt());
}
- // Output
if ((selector & 0x0040) != 0) {
position.set(Event.KEY_OUTPUT, buf.readUnsignedByte());
}
- // Button
if ((selector & 0x0200) != 0) {
- buf.skipBytes(6);
+ buf.skipBytes(6); // button
}
- // Keypad
if ((selector & 0x0400) != 0) {
- buf.readUnsignedByte();
+ buf.readUnsignedByte(); // Keypad
}
- // Altitude
if ((selector & 0x0800) != 0) {
position.setAltitude(buf.readShort());
}
- // Snapshot counter
if ((selector & 0x2000) != 0) {
- buf.readUnsignedShort();
+ buf.readUnsignedShort(); // snapshot counter
}
- // State flags
if ((selector & 0x4000) != 0) {
- buf.skipBytes(8);
+ buf.skipBytes(8); // state flags
}
- // Cell info
if ((selector & 0x80000) != 0) {
- buf.skipBytes(11);
+ buf.skipBytes(11); // cell info
}
- // Event specific data
if ((selector & 0x1000) != 0) {
- switch (event) {
- case 2:
- case 40:
- buf.readUnsignedByte();
- break;
- case 9:
- buf.readUnsignedMedium();
- break;
- case 31:
- case 32:
- buf.readUnsignedShort();
- break;
- case 38:
- buf.skipBytes(4 * 9);
- break;
- case 113:
- buf.readUnsignedInt();
- buf.readUnsignedByte();
- break;
- case 121:
- case 142:
- buf.readLong();
- break;
- case 130:
- buf.readUnsignedInt(); // incorrect
- break;
- default:
- break;
- }
+ decodeEventData(event, buf);
}
- if (Context.getConfig().getBoolean(getProtocolName() + ".can") &&
- buf.readable() && (selector & 0x1000) != 0 && event == EVENT_DATA) {
-
- buf.readUnsignedMedium(); // packet identifier
- buf.readUnsignedByte(); // version
- int count = buf.readUnsignedByte();
- buf.readUnsignedByte(); // batch count
- buf.readUnsignedShort(); // selector bit
- buf.readUnsignedInt(); // timestamp
-
- buf.skipBytes(8);
+ if (Context.getConfig().getBoolean(getProtocolName() + ".can")
+ && buf.readable() && (selector & 0x1000) != 0 && event == EVENT_DATA) {
- ArrayList<ChannelBuffer> values = new ArrayList<>(count);
-
- for (int i = 0; i < count; i++) {
- values.add(buf.readBytes(8));
- }
-
- for (int i = 0; i < count; i++) {
- ChannelBuffer value = values.get(i);
- switch (buf.readInt()) {
- case 0x20D:
- position.set(Event.KEY_RPM, ChannelBuffers.swapShort(value.readShort()));
- position.set("diesel-temperature", ChannelBuffers.swapShort(value.readShort()) * 0.1);
- position.set("battery-voltage", ChannelBuffers.swapShort(value.readShort()) * 0.01);
- position.set("supply-air-temp-dep1", ChannelBuffers.swapShort(value.readShort()) * 0.1);
- break;
- case 0x30D:
- position.set("active-alarm", ChannelBufferTools.readHexString(value, 16));
- break;
- case 0x40C:
- position.set("air-temp-dep1", ChannelBuffers.swapShort(value.readShort()) * 0.1);
- position.set("air-temp-dep2", ChannelBuffers.swapShort(value.readShort()) * 0.1);
- break;
- case 0x40D:
- position.set("cold-unit-state", ChannelBufferTools.readHexString(value, 16));
- break;
- case 0x50C:
- position.set("defrost-temp-dep1", ChannelBuffers.swapShort(value.readShort()) * 0.1);
- position.set("defrost-temp-dep2", ChannelBuffers.swapShort(value.readShort()) * 0.1);
- break;
- case 0x50D:
- position.set("condenser-pressure", ChannelBuffers.swapShort(value.readShort()) * 0.1);
- position.set("suction-pressure", ChannelBuffers.swapShort(value.readShort()) * 0.1);
- break;
- case 0x58C:
- value.readByte();
- value.readShort(); // index
- switch (value.readByte()) {
- case 0x01:
- position.set("setpoint-zone1", ChannelBuffers.swapInt(value.readInt()) * 0.1);
- break;
- case 0x02:
- position.set("setpoint-zone2", ChannelBuffers.swapInt(value.readInt()) * 0.1);
- break;
- case 0x05:
- position.set("unit-type", ChannelBuffers.swapInt(value.readInt()));
- break;
- case 0x13:
- position.set("diesel-hours", ChannelBuffers.swapInt(value.readInt()) / 60 / 60);
- break;
- case 0x14:
- position.set("electric-hours", ChannelBuffers.swapInt(value.readInt()) / 60 / 60);
- break;
- case 0x17:
- position.set("service-indicator", ChannelBuffers.swapInt(value.readInt()));
- break;
- case 0x18:
- position.set("software-version", ChannelBuffers.swapInt(value.readInt()) * 0.01);
- break;
- default:
- break;
- }
- break;
- }
- }
+ decodeCanData(buf, position);
}
return position;
diff --git a/src/org/traccar/protocol/AquilaProtocolDecoder.java b/src/org/traccar/protocol/AquilaProtocolDecoder.java
index b2bbf6f93..9bdaeac10 100644
--- a/src/org/traccar/protocol/AquilaProtocolDecoder.java
+++ b/src/org/traccar/protocol/AquilaProtocolDecoder.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.helper.UnitsConverter;
import org.traccar.model.Event;
import org.traccar.model.Position;
@@ -32,48 +32,47 @@ public class AquilaProtocolDecoder extends BaseProtocolDecoder {
super(protocol);
}
- private static final Pattern PATTERN = Pattern.compile(
- "\\$\\$" +
- "[^,]+," + // Client
- "(\\d+)," + // Device serial number
- "(\\d+)," + // Event
- "(-?\\d+\\.\\d+)," + // Latitude
- "(-?\\d+\\.\\d+)," + // Longitude
- "(\\d{2})(\\d{2})(\\d{2})" + // Date (YYMMDD)
- "(\\d{2})(\\d{2})(\\d{2})," + // Time (HHMMSS)
- "([AV])," + // Validity
- "(\\d+)," + // GSM
- "(\\d+)," + // Speed
- "(\\d+)," + // Distance
- "\\d+," + // Driver code
- "(\\d+)," + // Fuel
- "([01])," + // IO 1
- "[01]," + // Case open switch
- "[01]," + // Over speed start
- "[01]," + // Over speed end
- "(?:\\d+,){3}" + // Reserved
- "([01])," + // Power status
- "([01])," + // IO 2
- "\\d+," + // Reserved
- "([01])," + // Ignition
- "[01]," + // Ignition off event
- "(?:\\d+,){7}" + // Reserved
- "[01]," + // Corner packet
- "(?:\\d+,){8}" + // Reserved
- "([01])," + // Course bit 0
- "([01])," + // Course bit 1
- "([01])," + // Course bit 2
- "([01])," + // Course bit 3
- "\\*(\\p{XDigit}{2})"); // Checksum
+ private static final Pattern PATTERN = new PatternBuilder()
+ .txt("$$")
+ .nxt(",") // client
+ .num("(d+),") // device serial number
+ .num("(d+),") // event
+ .num("(-?d+.d+),") // latitude
+ .num("(-?d+.d+),") // longitude
+ .num("(dd)(dd)(dd)") // date (yymmdd)
+ .num("(dd)(dd)(dd),") // time (hhmmss)
+ .xpr("([AV]),") // validity
+ .num("(d+),") // gsm
+ .num("(d+),") // speed
+ .num("(d+),") // distance
+ .num("d+,") // driver code
+ .num("(d+),") // fuel
+ .num("([01]),") // io 1
+ .num("[01],") // case open switch
+ .num("[01],") // over speed start
+ .num("[01],") // over speed end
+ .num("(?:d+,){3}") // reserved
+ .num("([01]),") // power status
+ .num("([01]),") // io 2
+ .num("d+,") // reserved
+ .num("([01]),") // ignition
+ .num("[01],") // ignition off event
+ .num("(?:d+,){7}") // reserved
+ .num("[01],") // corner packet
+ .num("(?:d+,){8}") // reserved
+ .num("([01]),") // course bit 0
+ .num("([01]),") // course bit 1
+ .num("([01]),") // course bit 2
+ .num("([01]),") // course bit 3
+ .txt("*")
+ .num("(xx)") // checksum
+ .compile();
@Override
protected Object decode(
- Channel channel, SocketAddress remoteAddress, Object msg)
- throws Exception {
+ Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
- String sentence = (String) msg;
-
- Matcher parser = PATTERN.matcher(sentence);
+ Parser parser = new Parser(PATTERN, (String) msg);
if (!parser.matches()) {
return null;
}
@@ -81,49 +80,36 @@ public class AquilaProtocolDecoder extends BaseProtocolDecoder {
Position position = new Position();
position.setProtocol(getProtocolName());
- Integer index = 1;
-
- String id = parser.group(index++);
- if (!identify(id, channel)) {
+ if (!identify(parser.next(), channel)) {
return null;
}
position.setDeviceId(getDeviceId());
- position.set(Event.KEY_EVENT, Integer.parseInt(parser.group(index++)));
-
- position.setLatitude(Double.parseDouble(parser.group(index++)));
- position.setLongitude(Double.parseDouble(parser.group(index++)));
+ position.set(Event.KEY_EVENT, parser.nextInt());
- Calendar time = Calendar.getInstance(TimeZone.getTimeZone("UTC"));
- time.clear();
- time.set(Calendar.YEAR, 2000 + 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.setLatitude(parser.nextDouble());
+ position.setLongitude(parser.nextDouble());
- position.setValid(parser.group(index++).equals("A"));
+ DateBuilder dateBuilder = new DateBuilder()
+ .setDate(parser.nextInt(), parser.nextInt(), parser.nextInt())
+ .setTime(parser.nextInt(), parser.nextInt(), parser.nextInt());
+ position.setTime(dateBuilder.getDate());
- position.set(Event.KEY_GSM, Integer.parseInt(parser.group(index++)));
+ position.setValid(parser.next().equals("A"));
- position.setSpeed(UnitsConverter.knotsFromKph(Double.parseDouble(parser.group(index++))));
+ position.set(Event.KEY_GSM, parser.nextInt());
- position.set(Event.KEY_ODOMETER, parser.group(index++));
- position.set(Event.KEY_FUEL, parser.group(index++));
- position.set(Event.PREFIX_IO + 1, parser.group(index++));
- position.set(Event.KEY_CHARGE, parser.group(index++));
- position.set(Event.PREFIX_IO + 2, parser.group(index++));
+ position.setSpeed(UnitsConverter.knotsFromKph(parser.nextDouble()));
- position.set(Event.KEY_IGNITION, parser.group(index++).equals("1"));
+ position.set(Event.KEY_ODOMETER, parser.next());
+ position.set(Event.KEY_FUEL, parser.next());
+ position.set(Event.PREFIX_IO + 1, parser.next());
+ position.set(Event.KEY_CHARGE, parser.next());
+ position.set(Event.PREFIX_IO + 2, parser.next());
- int course =
- (Integer.parseInt(parser.group(index++)) << 3) +
- (Integer.parseInt(parser.group(index++)) << 2) +
- (Integer.parseInt(parser.group(index++)) << 1) +
- (Integer.parseInt(parser.group(index++)));
+ position.set(Event.KEY_IGNITION, parser.nextInt() == 1);
+ int course = (parser.nextInt() << 3) + (parser.nextInt() << 2) + (parser.nextInt() << 1) + parser.nextInt();
if (course > 0 && course <= 8) {
position.setCourse((course - 1) * 45);
}
diff --git a/src/org/traccar/protocol/BoxProtocolDecoder.java b/src/org/traccar/protocol/BoxProtocolDecoder.java
index 056677c53..f0586520c 100644
--- a/src/org/traccar/protocol/BoxProtocolDecoder.java
+++ b/src/org/traccar/protocol/BoxProtocolDecoder.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.helper.UnitsConverter;
import org.traccar.model.Event;
import org.traccar.model.Position;
@@ -32,24 +32,24 @@ public class BoxProtocolDecoder extends BaseProtocolDecoder {
super(protocol);
}
- private static final Pattern PATTERN = Pattern.compile(
- "L," +
- "(\\d{2})(\\d{2})(\\d{2})" + // Date
- "(\\d{2})(\\d{2})(\\d{2})," + // Time
- "G," +
- "(-?\\d+\\.\\d+)," + // Latitude
- "(-?\\d+\\.\\d+)," + // Longitude
- "(\\d+\\.?\\d*)," + // Speed
- "(\\d+\\.?\\d*)," + // Course
- "(\\d+\\.?\\d*)," + // Distance
- "(\\d+)," + // Event
- "(\\d+)" + // Status
- ".*");
+ private static final Pattern PATTERN = new PatternBuilder()
+ .txt("L,")
+ .num("(dd)(dd)(dd)") // date
+ .num("(dd)(dd)(dd),") // time
+ .txt("G,")
+ .num("(-?d+.d+),") // latitude
+ .num("(-?d+.d+),") // longitude
+ .num("(d+.?d*),") // speed
+ .num("(d+.?d*),") // course
+ .num("(d+.?d*),") // distance
+ .num("(d+),") // event
+ .num("(d+)") // status
+ .any()
+ .compile();
@Override
protected Object decode(
- Channel channel, SocketAddress remoteAddress, Object msg)
- throws Exception {
+ Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
String sentence = (String) msg;
@@ -67,46 +67,32 @@ public class BoxProtocolDecoder extends BaseProtocolDecoder {
} else if (sentence.startsWith("L,") && hasDeviceId()) {
- // Parse message
- Matcher parser = PATTERN.matcher(sentence);
+ Parser parser = new Parser(PATTERN, sentence);
if (!parser.matches()) {
return null;
}
- // Create new position
Position position = new Position();
position.setDeviceId(getDeviceId());
position.setProtocol(getProtocolName());
- Integer index = 1;
-
- // Time
- Calendar time = Calendar.getInstance(TimeZone.getTimeZone("UTC"));
- time.clear();
- time.set(Calendar.YEAR, 2000 + 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());
-
- // Location
- position.setLatitude(Double.parseDouble(parser.group(index++)));
- position.setLongitude(Double.parseDouble(parser.group(index++)));
- position.setSpeed(UnitsConverter.knotsFromKph(Double.parseDouble(parser.group(index++))));
- position.setCourse(Double.parseDouble(parser.group(index++)));
-
- // Distance
- position.set(Event.KEY_ODOMETER, parser.group(index++));
-
- // Event
- position.set(Event.KEY_EVENT, parser.group(index++));
-
- // Status
- int status = Integer.parseInt(parser.group(index++));
+ DateBuilder dateBuilder = new DateBuilder()
+ .setDate(parser.nextInt(), parser.nextInt(), parser.nextInt())
+ .setTime(parser.nextInt(), parser.nextInt(), parser.nextInt());
+ position.setTime(dateBuilder.getDate());
+
+ position.setLatitude(parser.nextDouble());
+ position.setLongitude(parser.nextDouble());
+ position.setSpeed(UnitsConverter.knotsFromKph(parser.nextDouble()));
+ position.setCourse(parser.nextDouble());
+
+ position.set(Event.KEY_ODOMETER, parser.next());
+ position.set(Event.KEY_EVENT, parser.next());
+
+ int status = parser.nextInt();
position.setValid((status & 0x04) == 0);
position.set(Event.KEY_STATUS, status);
+
return position;
}
diff --git a/src/org/traccar/protocol/GoSafeProtocolDecoder.java b/src/org/traccar/protocol/GoSafeProtocolDecoder.java
index 920f6dc36..d32322d48 100644
--- a/src/org/traccar/protocol/GoSafeProtocolDecoder.java
+++ b/src/org/traccar/protocol/GoSafeProtocolDecoder.java
@@ -19,12 +19,12 @@ import java.net.SocketAddress;
import java.util.Date;
import java.util.LinkedList;
import java.util.List;
-import java.util.regex.Matcher;
import java.util.regex.Pattern;
import org.jboss.netty.channel.Channel;
import org.traccar.BaseProtocolDecoder;
import org.traccar.helper.BitUtil;
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;
@@ -96,44 +96,29 @@ public class GoSafeProtocolDecoder extends BaseProtocolDecoder {
.groupEnd(true)
.compile();
- private Position decodePosition(Matcher parser, Date time) {
+ private Position decodePosition(Parser parser, Date time) {
Position position = new Position();
position.setDeviceId(getDeviceId());
position.setTime(time);
- Integer index = 1;
+ position.set(Event.KEY_EVENT, parser.next());
- position.set(Event.KEY_EVENT, parser.group(index++));
+ position.setValid(parser.next().equals("A"));
+ position.set(Event.KEY_SATELLITES, parser.next());
- // Validity
- position.setValid(parser.group(index++).equals("A"));
- position.set(Event.KEY_SATELLITES, parser.group(index++));
+ position.setLatitude(parser.nextCoordinate(Parser.CoordinateFormat.HEM_DEG));
+ position.setLongitude(parser.nextCoordinate(Parser.CoordinateFormat.HEM_DEG));
+ position.setSpeed(parser.nextDouble());
+ position.setCourse(parser.nextDouble());
+ position.setAltitude(parser.nextDouble());
- // Latitude
- String hemisphere = parser.group(index++);
- Double latitude = Double.parseDouble(parser.group(index++));
- if (hemisphere.equals("S")) latitude = -latitude;
- position.setLatitude(latitude);
+ position.set(Event.KEY_HDOP, parser.next());
+ position.set(Event.KEY_ODOMETER, parser.next());
+ position.set(Event.KEY_POWER, parser.next());
+ position.set(Event.KEY_BATTERY, parser.next());
- // Longitude
- hemisphere = parser.group(index++);
- Double longitude = Double.parseDouble(parser.group(index++));
- if (hemisphere.equals("W")) longitude = -longitude;
- position.setLongitude(longitude);
-
- // Other
- position.setSpeed(Double.parseDouble(parser.group(index++)));
- position.setCourse(Double.parseDouble(parser.group(index++)));
- position.setAltitude(Double.parseDouble(parser.group(index++)));
- position.set(Event.KEY_HDOP, parser.group(index++));
-
- position.set(Event.KEY_ODOMETER, parser.group(index++));
-
- position.set(Event.KEY_POWER, parser.group(index++));
- position.set(Event.KEY_BATTERY, parser.group(index++));
-
- String status = parser.group(index++);
+ String status = parser.next();
if (status != null) {
position.set(Event.KEY_IGNITION, BitUtil.check(Integer.parseInt(status, 16), 13));
position.set(Event.KEY_STATUS, status);
@@ -146,30 +131,25 @@ public class GoSafeProtocolDecoder extends BaseProtocolDecoder {
protected Object decode(
Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
- String sentence = (String) msg;
-
if (channel != null) {
channel.write("1234");
}
- Matcher parser = PATTERN.matcher(sentence);
+ Parser parser = new Parser(PATTERN, (String) msg);
if (!parser.matches()) {
return null;
}
- Integer index = 1;
-
- if (!identify(parser.group(index++), channel, remoteAddress)) {
+ if (!identify(parser.next(), channel, remoteAddress)) {
return null;
}
DateBuilder dateBuilder = new DateBuilder()
- .setTime(parser.group(index++), parser.group(index++), parser.group(index++))
- .setDateReverse(parser.group(index++), parser.group(index++), parser.group(index++));
+ .setTime(parser.nextInt(), parser.nextInt(), parser.nextInt())
+ .setDateReverse(parser.nextInt(), parser.nextInt(), parser.nextInt());
List<Position> positions = new LinkedList<>();
- Matcher itemParser = PATTERN_ITEM.matcher(parser.group(index++));
-
+ Parser itemParser = new Parser(PATTERN_ITEM, parser.next());
while (itemParser.find()) {
positions.add(decodePosition(itemParser, dateBuilder.getDate()));
}