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authorAnton Tananaev <anton.tananaev@gmail.com>2019-05-17 23:04:31 -0700
committerAnton Tananaev <anton.tananaev@gmail.com>2019-05-17 23:04:31 -0700
commit9f6ab9f7934cec76247e1a3e0b0ae4a0f099a5d9 (patch)
treed2aec32829e5a34e2752a38a05bd38237c75822c /src/main/java/org/traccar/protocol/BceProtocolDecoder.java
parentf5d86288ce5bab835d9974d1c9c23f3f6d25e611 (diff)
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Decode additional BCE attributes
Diffstat (limited to 'src/main/java/org/traccar/protocol/BceProtocolDecoder.java')
-rw-r--r--src/main/java/org/traccar/protocol/BceProtocolDecoder.java187
1 files changed, 139 insertions, 48 deletions
diff --git a/src/main/java/org/traccar/protocol/BceProtocolDecoder.java b/src/main/java/org/traccar/protocol/BceProtocolDecoder.java
index ed810bebb..ad7271f2f 100644
--- a/src/main/java/org/traccar/protocol/BceProtocolDecoder.java
+++ b/src/main/java/org/traccar/protocol/BceProtocolDecoder.java
@@ -1,5 +1,5 @@
/*
- * Copyright 2015 - 2018 Anton Tananaev (anton@traccar.org)
+ * Copyright 2015 - 2019 Anton Tananaev (anton@traccar.org)
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@@ -47,6 +47,130 @@ public class BceProtocolDecoder extends BaseProtocolDecoder {
public static final int MSG_OUTPUT_CONTROL = 0x41;
public static final int MSG_OUTPUT_CONTROL_ACK = 0xC1;
+ private void decodeMask1(ByteBuf buf, int mask, Position position) {
+
+ if (BitUtil.check(mask, 0)) {
+ position.setValid(true);
+ position.setLongitude(buf.readFloatLE());
+ position.setLatitude(buf.readFloatLE());
+ position.setSpeed(UnitsConverter.knotsFromKph(buf.readUnsignedByte()));
+
+ int status = buf.readUnsignedByte();
+ position.set(Position.KEY_SATELLITES, BitUtil.to(status, 4));
+ position.set(Position.KEY_HDOP, BitUtil.from(status, 4));
+
+ position.setCourse(buf.readUnsignedByte() * 2);
+ position.setAltitude(buf.readUnsignedShortLE());
+
+ position.set(Position.KEY_ODOMETER, buf.readUnsignedIntLE());
+ }
+
+ if (BitUtil.check(mask, 1)) {
+ position.set(Position.KEY_INPUT, buf.readUnsignedShortLE());
+ }
+
+ for (int i = 1; i <= 8; i++) {
+ if (BitUtil.check(mask, i + 1)) {
+ position.set(Position.PREFIX_ADC + i, buf.readUnsignedShortLE());
+ }
+ }
+
+ if (BitUtil.check(mask, 10)) {
+ buf.skipBytes(4);
+ }
+ if (BitUtil.check(mask, 11)) {
+ buf.skipBytes(4);
+ }
+ if (BitUtil.check(mask, 12)) {
+ buf.skipBytes(2);
+ }
+ if (BitUtil.check(mask, 13)) {
+ buf.skipBytes(2);
+ }
+
+ if (BitUtil.check(mask, 14)) {
+ position.setNetwork(new Network(CellTower.from(
+ buf.readUnsignedShortLE(), buf.readUnsignedByte(),
+ buf.readUnsignedShortLE(), buf.readUnsignedShortLE(),
+ buf.readUnsignedByte())));
+ buf.readUnsignedByte();
+ }
+ }
+
+ private void decodeMask2(ByteBuf buf, int mask, Position position) {
+
+ if (BitUtil.check(mask, 0)) {
+ buf.readUnsignedShortLE(); // wheel speed
+ }
+ if (BitUtil.check(mask, 1)) {
+ buf.readUnsignedByte(); // acceleration pedal
+ }
+ if (BitUtil.check(mask, 2)) {
+ buf.readUnsignedIntLE(); // total fuel used
+ }
+ if (BitUtil.check(mask, 3)) {
+ buf.readUnsignedByte(); // fuel level
+ }
+ if (BitUtil.check(mask, 4)) {
+ buf.readUnsignedShortLE(); // engine speed
+ }
+ if (BitUtil.check(mask, 5)) {
+ buf.readUnsignedIntLE(); // total hours
+ }
+ if (BitUtil.check(mask, 6)) {
+ buf.readUnsignedIntLE(); // total distance
+ }
+ if (BitUtil.check(mask, 7)) {
+ buf.readUnsignedByte(); // engine coolant
+ }
+ if (BitUtil.check(mask, 8)) {
+ buf.readUnsignedByte(); // fuel level 2
+ }
+ if (BitUtil.check(mask, 9)) {
+ buf.readUnsignedByte(); // engine load
+ }
+ if (BitUtil.check(mask, 10)) {
+ buf.readUnsignedShortLE(); // service distance
+ }
+ if (BitUtil.check(mask, 11)) {
+ buf.skipBytes(8); // sensors
+ }
+ if (BitUtil.check(mask, 12)) {
+ buf.readUnsignedShortLE(); // ambient air temperature
+ }
+ if (BitUtil.check(mask, 13)) {
+ buf.skipBytes(8); // trailer id
+ }
+ if (BitUtil.check(mask, 14)) {
+ buf.readUnsignedShortLE(); // fuel rate
+ }
+ }
+
+ private void decodeMask3(ByteBuf buf, int mask, Position position) {
+
+ if (BitUtil.check(mask, 0)) {
+ buf.readUnsignedShortLE(); // fuel economy
+ }
+ if (BitUtil.check(mask, 1)) {
+ buf.readUnsignedIntLE(); // fuel consumption
+ }
+ if (BitUtil.check(mask, 2)) {
+ buf.readUnsignedMediumLE(); // axle weight
+ }
+ if (BitUtil.check(mask, 3)) {
+ buf.readUnsignedByte(); // mil status
+ }
+ if (BitUtil.check(mask, 4)) {
+ buf.skipBytes(20); // dtc
+ }
+ if (BitUtil.check(mask, 5)) {
+ buf.readUnsignedShortLE();
+ }
+ if (BitUtil.check(mask, 6)) {
+ position.set(Position.KEY_DRIVER_UNIQUE_ID, String.valueOf(buf.readLongLE()));
+ }
+ }
+
@Override
protected Object decode(
Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
@@ -95,60 +219,27 @@ public class BceProtocolDecoder extends BaseProtocolDecoder {
} while (BitUtil.check(mask, 15));
mask = masks.get(0);
+ decodeMask1(buf, mask, position);
- if (BitUtil.check(mask, 0)) {
- position.setValid(true);
- position.setLongitude(buf.readFloatLE());
- position.setLatitude(buf.readFloatLE());
- position.setSpeed(UnitsConverter.knotsFromKph(buf.readUnsignedByte()));
-
- int status = buf.readUnsignedByte();
- position.set(Position.KEY_SATELLITES, BitUtil.to(status, 4));
- position.set(Position.KEY_HDOP, BitUtil.from(status, 4));
-
- position.setCourse(buf.readUnsignedByte() * 2);
- position.setAltitude(buf.readUnsignedShortLE());
-
- position.set(Position.KEY_ODOMETER, buf.readUnsignedIntLE());
- }
-
- if (BitUtil.check(mask, 1)) {
- position.set(Position.KEY_INPUT, buf.readUnsignedShortLE());
+ if (masks.size() >= 2) {
+ mask = masks.get(1);
+ decodeMask2(buf, mask, position);
}
- for (int i = 1; i <= 8; i++) {
- if (BitUtil.check(mask, i + 1)) {
- position.set(Position.PREFIX_ADC + i, buf.readUnsignedShortLE());
- }
- }
-
- if (BitUtil.check(mask, 10)) {
- buf.skipBytes(4);
- }
- if (BitUtil.check(mask, 11)) {
- buf.skipBytes(4);
- }
- if (BitUtil.check(mask, 12)) {
- buf.skipBytes(2);
- }
- if (BitUtil.check(mask, 13)) {
- buf.skipBytes(2);
- }
-
- if (BitUtil.check(mask, 14)) {
- position.setNetwork(new Network(CellTower.from(
- buf.readUnsignedShortLE(), buf.readUnsignedByte(),
- buf.readUnsignedShortLE(), buf.readUnsignedShortLE(),
- buf.readUnsignedByte())));
- buf.readUnsignedByte();
- }
-
- if (BitUtil.check(mask, 0)) {
- positions.add(position);
+ if (masks.size() >= 3) {
+ mask = masks.get(2);
+ decodeMask3(buf, mask, position);
}
}
buf.readerIndex(structEnd);
+
+ if (position.getValid()) {
+ positions.add(position);
+ } else if (!position.getAttributes().isEmpty()) {
+ getLastLocation(position, null);
+ positions.add(position);
+ }
}
// Send response