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author | Anton Tananaev <anton.tananaev@gmail.com> | 2016-02-25 23:03:37 +1300 |
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committer | Anton Tananaev <anton.tananaev@gmail.com> | 2016-02-25 23:03:37 +1300 |
commit | 967b513318d4778b7ae5023e48cb544e2e9579a3 (patch) | |
tree | 5458c0342b104bdde775b841e3b195d5d99d53d1 /src/org/traccar/helper/ObdDecoder.java | |
parent | 4e1c651633ba76f388e856cc025416a5d5c7ec9f (diff) | |
download | trackermap-server-967b513318d4778b7ae5023e48cb544e2e9579a3.tar.gz trackermap-server-967b513318d4778b7ae5023e48cb544e2e9579a3.tar.bz2 trackermap-server-967b513318d4778b7ae5023e48cb544e2e9579a3.zip |
Implement DTC codes for Ulbotech
Diffstat (limited to 'src/org/traccar/helper/ObdDecoder.java')
-rw-r--r-- | src/org/traccar/helper/ObdDecoder.java | 37 |
1 files changed, 33 insertions, 4 deletions
diff --git a/src/org/traccar/helper/ObdDecoder.java b/src/org/traccar/helper/ObdDecoder.java index f52216cae..d847fb7c4 100644 --- a/src/org/traccar/helper/ObdDecoder.java +++ b/src/org/traccar/helper/ObdDecoder.java @@ -18,6 +18,8 @@ package org.traccar.helper; import org.traccar.model.Event; import java.util.AbstractMap; +import java.util.LinkedList; +import java.util.List; import java.util.Map; public final class ObdDecoder { @@ -25,8 +27,9 @@ 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 +40,13 @@ 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 +56,30 @@ 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 0: + codes.append('P'); + break; + case 1: + codes.append('C'); + break; + case 2: + codes.append('B'); + break; + case 3: + codes.append('U'); + 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) { |