diff options
author | Hans van den Elsen <hans.elsen@esds.nl> | 2016-03-11 22:16:25 +0100 |
---|---|---|
committer | Hans van den Elsen <hans.elsen@esds.nl> | 2016-03-11 22:16:25 +0100 |
commit | 4606737cc07b736f9c8f98ae680b928c94c082c8 (patch) | |
tree | bdd29b24a16403b1e8a3d7cd4325391063b34b8a /src/org/traccar/helper/ObdDecoder.java | |
parent | 3ced99384b1967f5cde9abdf30c1c0184a5ae3f6 (diff) | |
parent | ab5d21e16ac44957e04da0f06daf148af95e96be (diff) | |
download | traccar-server-4606737cc07b736f9c8f98ae680b928c94c082c8.tar.gz traccar-server-4606737cc07b736f9c8f98ae680b928c94c082c8.tar.bz2 traccar-server-4606737cc07b736f9c8f98ae680b928c94c082c8.zip |
Merge remote-tracking branch 'refs/remotes/tananaev/master'
Diffstat (limited to 'src/org/traccar/helper/ObdDecoder.java')
-rw-r--r-- | src/org/traccar/helper/ObdDecoder.java | 39 |
1 files changed, 33 insertions, 6 deletions
diff --git a/src/org/traccar/helper/ObdDecoder.java b/src/org/traccar/helper/ObdDecoder.java index 35fa4dc07..c2d9b1841 100644 --- a/src/org/traccar/helper/ObdDecoder.java +++ b/src/org/traccar/helper/ObdDecoder.java @@ -1,5 +1,5 @@ /* - * Copyright 2015 Anton Tananaev (anton.tananaev@gmail.com) + * Copyright 2015 - 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. @@ -25,8 +25,9 @@ public final class ObdDecoder { private ObdDecoder() { } - private static final int MODE_CURRENT = 0x01; - private static final int MODE_FREEZE_FRAME = 0x02; + public static final int MODE_CURRENT = 0x01; + public static final int MODE_FREEZE_FRAME = 0x02; + public static final int MODE_CODES = 0x03; private static final int PID_ENGINE_LOAD = 0x04; private static final int PID_COOLANT_TEMPERATURE = 0x05; @@ -37,11 +38,13 @@ public final class ObdDecoder { private static final int PID_FUEL_LEVEL = 0x2F; private static final int PID_DISTANCE_CLEARED = 0x31; - public static Map.Entry<String, Object> decode(int mode, int pid, String value) { + public static Map.Entry<String, Object> decode(int mode, String value) { switch (mode) { case MODE_CURRENT: case MODE_FREEZE_FRAME: - return decodeData(pid, value); + return decodeData(Integer.parseInt(value.substring(0, 2), 16), value.substring(2)); + case MODE_CODES: + return decodeCodes(value); default: return null; } @@ -51,6 +54,30 @@ public final class ObdDecoder { return new AbstractMap.SimpleEntry<>(key, value); } + private static Map.Entry<String, Object> decodeCodes(String value) { + StringBuilder codes = new StringBuilder(); + for (int i = 0; i < value.length() / 4; i++) { + int numValue = Integer.parseInt(value.substring(i * 4, (i + 1) * 4), 16); + codes.append(','); + switch (numValue >> 14) { + case 1: + codes.append('C'); + break; + case 2: + codes.append('B'); + break; + case 3: + codes.append('U'); + break; + default: + codes.append('P'); + break; + } + codes.append(String.format("%04X", numValue & 0x3FFF)); + } + return createEntry("dtcs", codes.toString().replaceFirst(",", "")); + } + private static Map.Entry<String, Object> decodeData(int pid, String value) { int intValue = Integer.parseInt(value, 16); switch (pid) { @@ -69,7 +96,7 @@ public final class ObdDecoder { case PID_FUEL_LEVEL: return createEntry(Event.KEY_FUEL, intValue * 100 / 255); case PID_DISTANCE_CLEARED: - return createEntry(Event.KEY_FUEL, intValue); + return createEntry("cleared-distance", intValue); default: return null; } |