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authorAnton Tananaev <anton.tananaev@gmail.com>2020-09-12 22:58:40 -0700
committerAnton Tananaev <anton.tananaev@gmail.com>2020-09-12 22:58:40 -0700
commite0f15c6a21c188edd61ca78d034aaf1505fb59cb (patch)
tree9d0936d30efabd5959204e54551fad90c7cffc18 /src/main/java/org/traccar/helper/Checksum.java
parentab70f326d1ea09a20f2b5835d7de9d7ff6a5b220 (diff)
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Refactor NMEA checksum
Diffstat (limited to 'src/main/java/org/traccar/helper/Checksum.java')
-rw-r--r--src/main/java/org/traccar/helper/Checksum.java9
1 files changed, 2 insertions, 7 deletions
diff --git a/src/main/java/org/traccar/helper/Checksum.java b/src/main/java/org/traccar/helper/Checksum.java
index d41dc2992..c1de983d8 100644
--- a/src/main/java/org/traccar/helper/Checksum.java
+++ b/src/main/java/org/traccar/helper/Checksum.java
@@ -151,13 +151,8 @@ public final class Checksum {
return checksum;
}
- public static String nmea(String msg) {
- int checksum = 0;
- byte[] bytes = msg.getBytes(StandardCharsets.US_ASCII);
- for (int i = 1; i < bytes.length; i++) {
- checksum ^= bytes[i];
- }
- return String.format("*%02x", checksum).toUpperCase();
+ public static String nmea(String string) {
+ return String.format("*%02X", xor(string));
}
public static int sum(ByteBuffer buf) {