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authorAnton Tananaev <anton@traccar.org>2023-07-12 07:27:40 -0700
committerAnton Tananaev <anton@traccar.org>2023-07-12 07:27:48 -0700
commit7325030436e5fc42b6998240a0c5696a1d4fed5a (patch)
tree70bcbe4fb90b3c19857b606fae23310e20aead52 /src/main
parentb3c6e22fc19ceeceb0f318131538b5e1d260450c (diff)
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Fix GT06 transparent data
Diffstat (limited to 'src/main')
-rw-r--r--src/main/java/org/traccar/helper/BufferUtil.java12
-rw-r--r--src/main/java/org/traccar/protocol/Gt06ProtocolDecoder.java17
-rw-r--r--src/main/java/org/traccar/protocol/TeltonikaProtocolDecoder.java17
3 files changed, 21 insertions, 25 deletions
diff --git a/src/main/java/org/traccar/helper/BufferUtil.java b/src/main/java/org/traccar/helper/BufferUtil.java
index d1025f548..12c31ba9d 100644
--- a/src/main/java/org/traccar/helper/BufferUtil.java
+++ b/src/main/java/org/traccar/helper/BufferUtil.java
@@ -71,4 +71,16 @@ public final class BufferUtil {
}
}
+ public static boolean isPrintable(ByteBuf buf, int length) {
+ boolean printable = true;
+ for (int i = 0; i < length; i++) {
+ byte b = buf.getByte(buf.readerIndex() + i);
+ if (b < 32 && b != '\r' && b != '\n') {
+ printable = false;
+ break;
+ }
+ }
+ return printable;
+ }
+
}
diff --git a/src/main/java/org/traccar/protocol/Gt06ProtocolDecoder.java b/src/main/java/org/traccar/protocol/Gt06ProtocolDecoder.java
index 383d4cb3a..e1bc2b5ad 100644
--- a/src/main/java/org/traccar/protocol/Gt06ProtocolDecoder.java
+++ b/src/main/java/org/traccar/protocol/Gt06ProtocolDecoder.java
@@ -20,6 +20,7 @@ import io.netty.buffer.ByteBufUtil;
import io.netty.buffer.Unpooled;
import io.netty.channel.Channel;
import org.traccar.BaseProtocolDecoder;
+import org.traccar.helper.BufferUtil;
import org.traccar.session.DeviceSession;
import org.traccar.NetworkMessage;
import org.traccar.Protocol;
@@ -1382,19 +1383,13 @@ public class Gt06ProtocolDecoder extends BaseProtocolDecoder {
getLastLocation(position, null);
buf.readUnsignedByte(); // external device type code
- int length = buf.readableBytes() - 9; // line break + checksum + index + checksum + footer
- if (length <= 0) {
- return null;
- } else if (length < 8) {
- position.set(
- Position.PREFIX_TEMP + 1,
- Double.parseDouble(buf.readCharSequence(length - 1, StandardCharsets.US_ASCII).toString()));
+ ByteBuf data = buf.readSlice(buf.readableBytes() - 6); // index + checksum + footer
+ if (BufferUtil.isPrintable(data, data.readableBytes())) {
+ String value = data.readCharSequence(data.readableBytes(), StandardCharsets.US_ASCII).toString();
+ position.set(Position.KEY_RESULT, value.trim());
} else {
- buf.readUnsignedByte(); // card type
- position.set(
- Position.KEY_DRIVER_UNIQUE_ID,
- buf.readCharSequence(length - 1, StandardCharsets.US_ASCII).toString());
+ position.set(Position.KEY_RESULT, ByteBufUtil.hexDump(data));
}
return position;
diff --git a/src/main/java/org/traccar/protocol/TeltonikaProtocolDecoder.java b/src/main/java/org/traccar/protocol/TeltonikaProtocolDecoder.java
index c8e0005f9..e888642b4 100644
--- a/src/main/java/org/traccar/protocol/TeltonikaProtocolDecoder.java
+++ b/src/main/java/org/traccar/protocol/TeltonikaProtocolDecoder.java
@@ -20,6 +20,7 @@ import io.netty.buffer.ByteBufUtil;
import io.netty.buffer.Unpooled;
import io.netty.channel.Channel;
import org.traccar.BaseProtocolDecoder;
+import org.traccar.helper.BufferUtil;
import org.traccar.model.Device;
import org.traccar.session.DeviceSession;
import org.traccar.NetworkMessage;
@@ -112,18 +113,6 @@ public class TeltonikaProtocolDecoder extends BaseProtocolDecoder {
}
}
- private boolean isPrintable(ByteBuf buf, int length) {
- boolean printable = true;
- for (int i = 0; i < length; i++) {
- byte b = buf.getByte(buf.readerIndex() + i);
- if (b < 32 && b != '\r' && b != '\n') {
- printable = false;
- break;
- }
- }
- return printable;
- }
-
private void decodeSerial(
Channel channel, SocketAddress remoteAddress, DeviceSession deviceSession, Position position, ByteBuf buf) {
@@ -169,7 +158,7 @@ public class TeltonikaProtocolDecoder extends BaseProtocolDecoder {
position.set(Position.KEY_TYPE, type);
int length = buf.readInt();
- if (isPrintable(buf, length)) {
+ if (BufferUtil.isPrintable(buf, length)) {
String data = buf.readSlice(length).toString(StandardCharsets.US_ASCII).trim();
if (data.startsWith("UUUUww") && data.endsWith("SSS")) {
String[] values = data.substring(6, data.length() - 4).split(";");
@@ -636,7 +625,7 @@ public class TeltonikaProtocolDecoder extends BaseProtocolDecoder {
buf.readUnsignedByte(); // type
int length = buf.readInt() - 4;
getLastLocation(position, new Date(buf.readUnsignedInt() * 1000));
- if (isPrintable(buf, length)) {
+ if (BufferUtil.isPrintable(buf, length)) {
String data = buf.readCharSequence(length, StandardCharsets.US_ASCII).toString().trim();
if (data.startsWith("GTSL")) {
position.set(Position.KEY_DRIVER_UNIQUE_ID, data.split("\\|")[4]);