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    BUG - StringLocator::bytesToValueRealOffset

    Modbus4J general discussion
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    • P
      phantom
      last edited by

      If using DataType.VARCHAR the null check iterates from the absolute positioned zero index of the data array rather than the relative position index denoted by the variable offset.

      --- StringLocator.java.bug	2012-07-17 16:08:03.000000000 -0400
      +++ StringLocator.java.fix	2012-07-17 16:08:51.000000000 -0400
      @@ -61,7 +61,7 @@
       
               if (dataType == DataType.VARCHAR) {
                   int nullPos = -1;
      -            for (int i = 0; i < length; i++) {
      +            for (int i = offset; i < (offset + length); i++) {
                       if (data* == 0) {
                           nullPos = i;
                           break;
      
      

      Attachment: download link

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      • M
        mlohbihler
        last edited by

        Quite right. I've checked this change into the repo.

        Best regards,
        Matthew

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