Fixing checksum error in UPC-E barcodes (#1130)

* Converting to UPC-A before checking for matching check digits
zxing · Feb 4, 2019 · eb6bea6 · eb6bea6
1 parent 5e8c3d4
commit eb6bea6
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/core/src/main/java/com/google/zxing/oned/UPCEWriter.java b/core/src/main/java/com/google/zxing/oned/UPCEWriter.java
@@ -64,7 +64,7 @@ public boolean[] encode(String contents) {
         break;
       case 8:
         try {
-          if (!UPCEANReader.checkStandardUPCEANChecksum(contents)) {
+          if (!UPCEANReader.checkStandardUPCEANChecksum(UPCEReader.convertUPCEtoUPCA(contents))) {
             throw new IllegalArgumentException("Contents do not pass checksum");
           }
         } catch (FormatException ignored) {