diff options
Diffstat (limited to 'src/org/traccar/protocol/MeiligaoProtocolDecoder.java')
| -rw-r--r-- | src/org/traccar/protocol/MeiligaoProtocolDecoder.java | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/src/org/traccar/protocol/MeiligaoProtocolDecoder.java b/src/org/traccar/protocol/MeiligaoProtocolDecoder.java index 4584c1862..6acdef406 100644 --- a/src/org/traccar/protocol/MeiligaoProtocolDecoder.java +++ b/src/org/traccar/protocol/MeiligaoProtocolDecoder.java @@ -81,7 +81,7 @@ public class MeiligaoProtocolDecoder extends BaseProtocolDecoder { public static final int MSG_RFID = 0x9966; private boolean identify(ChannelBuffer buf, Channel channel) { - String id = ""; + StringBuilder builder = new StringBuilder(); for (int i = 0; i < 7; i++) { int b = buf.readUnsignedByte(); @@ -89,14 +89,16 @@ public class MeiligaoProtocolDecoder extends BaseProtocolDecoder { // First digit int d1 = (b & 0xf0) >> 4; if (d1 == 0xf) break; - id += d1; + builder.append(d1); // Second digit int d2 = b & 0x0f; if (d2 == 0xf) break; - id += d2; + builder.append(d2); } + String id = builder.toString(); + // Try to recreate full IMEI number // Sometimes first digit is cut, so this won't work if (id.length() == 14 && identify(id + Checksum.luhn(Long.parseLong(id)), channel, null, false)) { |