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authorAnton Tananaev <anton.tananaev@gmail.com>2013-10-27 13:18:42 +1300
committerAnton Tananaev <anton.tananaev@gmail.com>2013-10-27 13:18:42 +1300
commit7ab4d181e1fa783de132309dc2a4edbe67d1b912 (patch)
tree3fa4f3c777feb4a1e79b769feec3886f8b2d89ee /src/org
parent70810f8205e725d0ca8faf9f322723182b1b49fe (diff)
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Add atrack ack response
Diffstat (limited to 'src/org')
-rw-r--r--src/org/traccar/protocol/AtrackProtocolDecoder.java20
1 files changed, 18 insertions, 2 deletions
diff --git a/src/org/traccar/protocol/AtrackProtocolDecoder.java b/src/org/traccar/protocol/AtrackProtocolDecoder.java
index 66ef0b322..8af89ff75 100644
--- a/src/org/traccar/protocol/AtrackProtocolDecoder.java
+++ b/src/org/traccar/protocol/AtrackProtocolDecoder.java
@@ -18,10 +18,12 @@ package org.traccar.protocol;
import java.nio.charset.Charset;
import java.util.Date;
import org.jboss.netty.buffer.ChannelBuffer;
+import org.jboss.netty.buffer.ChannelBuffers;
import org.jboss.netty.channel.Channel;
import org.jboss.netty.channel.ChannelHandlerContext;
import org.traccar.BaseProtocolDecoder;
import org.traccar.ServerManager;
+import org.traccar.helper.Crc;
import org.traccar.helper.Log;
import org.traccar.model.ExtendedInfoFormatter;
import org.traccar.model.Position;
@@ -47,6 +49,16 @@ public class AtrackProtocolDecoder extends BaseProtocolDecoder {
private static final int MSG_HEARTBEAT = 0x1A;
private static final int MSG_DATA = 0x10;
+ private static void sendResponse(Channel channel, long rawId, int index) {
+ if (channel != null) {
+ ChannelBuffer response = ChannelBuffers.directBuffer(12);
+ response.writeShort(0xfe02);
+ response.writeLong(rawId);
+ response.writeShort(index);
+ channel.write(response);
+ }
+ }
+
@Override
protected Object decode(
ChannelHandlerContext ctx, Channel channel, Object msg)
@@ -57,20 +69,24 @@ public class AtrackProtocolDecoder extends BaseProtocolDecoder {
buf.skipBytes(2); // prefix
buf.readUnsignedShort(); // checksum
buf.readUnsignedShort(); // length
- buf.readUnsignedShort(); // sequence
+ int index = buf.readUnsignedShort();
// Create new position
Position position = new Position();
ExtendedInfoFormatter extendedInfo = new ExtendedInfoFormatter("atrack");
// Get device id
- String id = String.valueOf(buf.readLong());
+ long rawId = buf.readLong();
+ String id = String.valueOf(rawId);
try {
position.setDeviceId(getDataManager().getDeviceByImei(id).getId());
} catch(Exception error) {
Log.warning("Unknown device - " + id);
return null;
}
+
+ // Send acknowledgement
+ sendResponse(channel, rawId, index);
// Date and time
position.setTime(new Date(buf.readUnsignedInt() * 1000)); // gps time