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authorAnton Tananaev <anton.tananaev@gmail.com>2019-07-07 12:38:28 -0700
committerAnton Tananaev <anton.tananaev@gmail.com>2019-07-07 12:38:28 -0700
commit0130b9093bca894268493d27173e8ecac02c0179 (patch)
treeb0e638a7f91fc844ce17ffc967805af575dec7fc
parentcd13e96debdfe28233ef8f5b0d77688b02ce0d44 (diff)
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Decode OBD data
-rw-r--r--src/main/java/org/traccar/protocol/HuaShengProtocolDecoder.java32
-rw-r--r--src/test/java/org/traccar/protocol/HuaShengProtocolDecoderTest.java3
2 files changed, 31 insertions, 4 deletions
diff --git a/src/main/java/org/traccar/protocol/HuaShengProtocolDecoder.java b/src/main/java/org/traccar/protocol/HuaShengProtocolDecoder.java
index 8a937a194..9449e2d5c 100644
--- a/src/main/java/org/traccar/protocol/HuaShengProtocolDecoder.java
+++ b/src/main/java/org/traccar/protocol/HuaShengProtocolDecoder.java
@@ -83,7 +83,7 @@ public class HuaShengProtocolDecoder extends BaseProtocolDecoder {
int subtype = buf.readUnsignedShort();
int length = buf.readUnsignedShort() - 4;
if (subtype == 0x0003) {
- String imei = buf.readSlice(length).toString(StandardCharsets.US_ASCII);
+ String imei = buf.readCharSequence(length, StandardCharsets.US_ASCII).toString();
DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, imei);
if (deviceSession != null && channel != null) {
ByteBuf content = Unpooled.buffer();
@@ -117,7 +117,7 @@ public class HuaShengProtocolDecoder extends BaseProtocolDecoder {
position.set(Position.KEY_IGNITION, BitUtil.check(status, 14));
position.set(Position.KEY_EVENT, buf.readUnsignedShort());
- String time = buf.readSlice(12).toString(StandardCharsets.US_ASCII);
+ String time = buf.readCharSequence(12, StandardCharsets.US_ASCII).toString();
DateBuilder dateBuilder = new DateBuilder()
.setYear(Integer.parseInt(time.substring(0, 2)))
@@ -138,9 +138,33 @@ public class HuaShengProtocolDecoder extends BaseProtocolDecoder {
position.set(Position.KEY_ODOMETER, buf.readUnsignedShort() * 1000);
while (buf.readableBytes() > 4) {
- buf.readUnsignedShort(); // subtype
+ int subtype = buf.readUnsignedShort();
int length = buf.readUnsignedShort() - 4;
- buf.skipBytes(length);
+ switch (subtype) {
+ case 0x0001:
+ position.set(Position.KEY_COOLANT_TEMP, buf.readUnsignedByte() - 40);
+ position.set(Position.KEY_RPM, buf.readUnsignedShort());
+ position.set("averageSpeed", buf.readUnsignedByte());
+ buf.readUnsignedShort(); // interval fuel consumption
+ position.set(Position.KEY_FUEL_CONSUMPTION, buf.readUnsignedShort() * 0.01);
+ position.set(Position.KEY_ODOMETER_TRIP, buf.readUnsignedShort());
+ position.set(Position.KEY_POWER, buf.readUnsignedShort() * 0.01);
+ position.set(Position.KEY_FUEL_LEVEL, buf.readUnsignedByte() * 0.4);
+ buf.readUnsignedInt(); // trip id
+ break;
+ case 0x0005:
+ position.set(Position.KEY_RSSI, buf.readUnsignedByte());
+ position.set(Position.KEY_HDOP, buf.readUnsignedByte());
+ buf.readUnsignedInt(); // run time
+ break;
+ case 0x0009:
+ position.set(
+ Position.KEY_VIN, buf.readCharSequence(length, StandardCharsets.US_ASCII).toString());
+ break;
+ default:
+ buf.skipBytes(length);
+ break;
+ }
}
sendResponse(channel, MSG_POSITION_RSP, index, null);
diff --git a/src/test/java/org/traccar/protocol/HuaShengProtocolDecoderTest.java b/src/test/java/org/traccar/protocol/HuaShengProtocolDecoderTest.java
index 319d34e4c..6033bc744 100644
--- a/src/test/java/org/traccar/protocol/HuaShengProtocolDecoderTest.java
+++ b/src/test/java/org/traccar/protocol/HuaShengProtocolDecoderTest.java
@@ -17,6 +17,9 @@ public class HuaShengProtocolDecoderTest extends ProtocolTest {
"c000000077aa0200000000000e000100143347315f48312e315f56312e30372e54000300133335353835353035303434303635380004000b3531323030303000050005010006000400070004000800050000090018383936313032353431343533333239313833360d000a000f796573696e7465726e6574c0"));
verifyPosition(decoder, binary(
+ "c000000060aa000000000000fa8000000031393037303431363434323700e9900affd61c1b00000000003a000000010015ffffff0000000000000004c2ffffffffff0005000a0d080000ca6a000900155741555a5a5a344730454e313133373233c0"));
+
+ verifyPosition(decoder, binary(
"c00000004baa0000000000000f8000000031363130323030373236333600e6d4f9ffcc78c700000022003600000001001500000000000000000000059bffffffffff0005000a040300000253c0"));
verifyPosition(decoder, binary(