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Diffstat (limited to 'src/org/traccar/protocol/At2000ProtocolDecoder.java')
-rw-r--r--src/org/traccar/protocol/At2000ProtocolDecoder.java63
1 files changed, 33 insertions, 30 deletions
diff --git a/src/org/traccar/protocol/At2000ProtocolDecoder.java b/src/org/traccar/protocol/At2000ProtocolDecoder.java
index 4c2967158..4457854e3 100644
--- a/src/org/traccar/protocol/At2000ProtocolDecoder.java
+++ b/src/org/traccar/protocol/At2000ProtocolDecoder.java
@@ -106,51 +106,54 @@ public class At2000ProtocolDecoder extends BaseProtocolDecoder {
return null; // empty message
}
+ List<Position> positions = new LinkedList<>();
+
byte[] data = new byte[buf.capacity() - BLOCK_LENGTH];
buf.readBytes(data);
buf = Unpooled.wrappedBuffer(cipher.update(data));
+ try {
+ while (buf.readableBytes() >= 63) {
- List<Position> positions = new LinkedList<>();
-
- while (buf.readableBytes() >= 63) {
-
- Position position = new Position(getProtocolName());
- position.setDeviceId(deviceSession.getDeviceId());
+ Position position = new Position(getProtocolName());
+ position.setDeviceId(deviceSession.getDeviceId());
- buf.readUnsignedShortLE(); // index
- buf.readUnsignedShortLE(); // reserved
+ buf.readUnsignedShortLE(); // index
+ buf.readUnsignedShortLE(); // reserved
- position.setValid(true);
+ position.setValid(true);
- position.setTime(new Date(buf.readLongLE() * 1000));
+ position.setTime(new Date(buf.readLongLE() * 1000));
- position.setLatitude(buf.readFloatLE());
- position.setLongitude(buf.readFloatLE());
- position.setAltitude(buf.readFloatLE());
- position.setSpeed(UnitsConverter.knotsFromKph(buf.readFloatLE()));
- position.setCourse(buf.readFloatLE());
+ position.setLatitude(buf.readFloatLE());
+ position.setLongitude(buf.readFloatLE());
+ position.setAltitude(buf.readFloatLE());
+ position.setSpeed(UnitsConverter.knotsFromKph(buf.readFloatLE()));
+ position.setCourse(buf.readFloatLE());
- buf.readUnsignedIntLE(); // geozone event
- buf.readUnsignedIntLE(); // io events
- buf.readUnsignedIntLE(); // geozone value
- buf.readUnsignedIntLE(); // io values
- buf.readUnsignedShortLE(); // operator
+ buf.readUnsignedIntLE(); // geozone event
+ buf.readUnsignedIntLE(); // io events
+ buf.readUnsignedIntLE(); // geozone value
+ buf.readUnsignedIntLE(); // io values
+ buf.readUnsignedShortLE(); // operator
- position.set(Position.PREFIX_ADC + 1, buf.readUnsignedShortLE());
- position.set(Position.PREFIX_ADC + 1, buf.readUnsignedShortLE());
+ position.set(Position.PREFIX_ADC + 1, buf.readUnsignedShortLE());
+ position.set(Position.PREFIX_ADC + 1, buf.readUnsignedShortLE());
- position.set(Position.KEY_POWER, buf.readUnsignedShortLE() * 0.001);
+ position.set(Position.KEY_POWER, buf.readUnsignedShortLE() * 0.001);
- buf.readUnsignedShortLE(); // cid
- position.set(Position.KEY_RSSI, buf.readUnsignedByte());
- buf.readUnsignedByte(); // current profile
+ buf.readUnsignedShortLE(); // cid
+ position.set(Position.KEY_RSSI, buf.readUnsignedByte());
+ buf.readUnsignedByte(); // current profile
- position.set(Position.KEY_BATTERY, buf.readUnsignedByte());
- position.set(Position.PREFIX_TEMP + 1, buf.readUnsignedByte());
- position.set(Position.KEY_SATELLITES, buf.readUnsignedByte());
+ position.set(Position.KEY_BATTERY, buf.readUnsignedByte());
+ position.set(Position.PREFIX_TEMP + 1, buf.readUnsignedByte());
+ position.set(Position.KEY_SATELLITES, buf.readUnsignedByte());
- positions.add(position);
+ positions.add(position);
+ }
+ } finally {
+ buf.release();
}
return positions;