code: @Trivial
      public void setFormatString(String format) {
          this.stringFormat = format;
          if (TraceComponent.isAnyTracingEnabled() && tc.isDebugEnabled()) {
              Tr.debug(tc, "Set access format to " + format);
          }
          parseFormat();
      }
docs: Set the access log format to a String
  
  @param format