aboutsummaryrefslogtreecommitdiff
path: root/src/org/traccar/protocol/Tk102ProtocolDecoder.java
diff options
context:
space:
mode:
Diffstat (limited to 'src/org/traccar/protocol/Tk102ProtocolDecoder.java')
-rw-r--r--src/org/traccar/protocol/Tk102ProtocolDecoder.java68
1 files changed, 55 insertions, 13 deletions
diff --git a/src/org/traccar/protocol/Tk102ProtocolDecoder.java b/src/org/traccar/protocol/Tk102ProtocolDecoder.java
index bb7510eb1..58eb36cff 100644
--- a/src/org/traccar/protocol/Tk102ProtocolDecoder.java
+++ b/src/org/traccar/protocol/Tk102ProtocolDecoder.java
@@ -1,5 +1,5 @@
/*
- * Copyright 2013 Anton Tananaev (anton.tananaev@gmail.com)
+ * Copyright 2013 - 2016 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.
@@ -15,6 +15,8 @@
*/
package org.traccar.protocol;
+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.DeviceSession;
@@ -24,6 +26,7 @@ import org.traccar.helper.PatternBuilder;
import org.traccar.model.Position;
import java.net.SocketAddress;
+import java.nio.charset.StandardCharsets;
import java.util.regex.Pattern;
public class Tk102ProtocolDecoder extends BaseProtocolDecoder {
@@ -32,11 +35,18 @@ public class Tk102ProtocolDecoder extends BaseProtocolDecoder {
super(protocol);
}
+ public static final int MSG_LOGIN_REQUEST = 0x80;
+ public static final int MSG_LOGIN_REQUEST_2 = 0x21;
+ public static final int MSG_LOGIN_RESPONSE = 0x00;
+ public static final int MSG_HEARTBEAT_REQUEST = 0xF0;
+ public static final int MSG_HEARTBEAT_RESPONSE = 0xFF;
+ public static final int MSG_REPORT_ONCE = 0x90;
+ public static final int MSG_REPORT_INTERVAL = 0x93;
+
+ public static final int MODE_GPRS = 0x30;
+ public static final int MODE_GPRS_SMS = 0x33;
+
private static final Pattern PATTERN = new PatternBuilder()
- .text("[")
- .expression(".")
- .number("d{10}")
- .expression(".")
.text("(")
.expression("[A-Z]+")
.number("(dd)(dd)(dd)") // time
@@ -45,25 +55,56 @@ public class Tk102ProtocolDecoder extends BaseProtocolDecoder {
.number("(ddd)(dd.dddd)([EW])") // longitude
.number("(ddd.ddd)") // speed
.number("(dd)(dd)(dd)") // date (ddmmyy)
- .number("d+")
.any()
.text(")")
- .text("]").optional()
.compile();
+ private void sendResponse(Channel channel, int type, ChannelBuffer dataSequence, ChannelBuffer content) {
+ if (channel != null) {
+ ChannelBuffer response = ChannelBuffers.dynamicBuffer();
+ response.writeByte('[');
+ response.writeByte(type);
+ response.writeBytes(dataSequence);
+ response.writeByte(content.readableBytes());
+ response.writeBytes(content);
+ response.writeByte(']');
+ channel.write(response);
+ }
+ }
+
@Override
protected Object decode(
Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
- String sentence = (String) msg;
+ ChannelBuffer buf = (ChannelBuffer) msg;
+
+ buf.skipBytes(1); // header
+ int type = buf.readUnsignedByte();
+ ChannelBuffer dataSequence = buf.readBytes(10);
+ int length = buf.readUnsignedByte();
- if (sentence.startsWith("[!")) {
+ if (type == MSG_LOGIN_REQUEST || type == MSG_LOGIN_REQUEST_2) {
- DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, sentence.substring(14, 14 + 15));
- if (deviceSession != null && channel != null) {
- channel.write("[”0000000001" + sentence.substring(13) + "]");
+ ChannelBuffer data = buf.readBytes(length);
+
+ String id;
+ if (type == MSG_LOGIN_REQUEST) {
+ id = data.toString(StandardCharsets.US_ASCII);
+ } else {
+ id = data.copy(1, 15).toString(StandardCharsets.US_ASCII);
+ }
+
+ if (getDeviceSession(channel, remoteAddress, id) != null) {
+ ChannelBuffer response = ChannelBuffers.dynamicBuffer();
+ response.writeByte(MODE_GPRS);
+ response.writeBytes(data);
+ sendResponse(channel, MSG_LOGIN_RESPONSE, dataSequence, response);
}
+ } else if (type == MSG_HEARTBEAT_REQUEST) {
+
+ sendResponse(channel, MSG_HEARTBEAT_RESPONSE, dataSequence, buf.readBytes(length));
+
} else {
DeviceSession deviceSession = getDeviceSession(channel, remoteAddress);
@@ -71,7 +112,7 @@ public class Tk102ProtocolDecoder extends BaseProtocolDecoder {
return null;
}
- Parser parser = new Parser(PATTERN, sentence);
+ Parser parser = new Parser(PATTERN, buf.readBytes(length).toString(StandardCharsets.US_ASCII));
if (!parser.matches()) {
return null;
}
@@ -92,6 +133,7 @@ public class Tk102ProtocolDecoder extends BaseProtocolDecoder {
position.setTime(dateBuilder.getDate());
return position;
+
}
return null;