docs: public static Pattern computeJavaPattern(String sqlPattern)
      {
          StringBuffer pattern_buff = new StringBuffer();
          // Replace "_" with "." (match exactly 1 character)
          // Replace "%" with ".*" (match 0 or more characters)
          for (int i=0; i<sqlPattern.length(); i++)
          {
              char c = sqlPattern.charAt(i);
              if (c == '_')
              {
                  pattern_buff.append('.');
              }
              else
              if (c == '%')
              {
                  pattern_buff.append(".*");
              }
              else
                  pattern_buff.append(c);
          }
          return Pattern.compile(pattern_buff.toString());
      }