code: protected String[] convert(Path<?> leftHandSide, Object rightHandSide) {
          String str = rightHandSide.toString();
          if (lowerCase) {
              str = str.toLowerCase();
          }
          if (splitTerms) {
              if (str.equals("")) {
                  return new String[] {str };
              } else {
                  return Iterables.toArray(WS_SPLITTER.split(str), String.class);
              }
          } else {
              return new String[] {str };
          }
      }
docs: template method
  
  @param leftHandSide
  left hand side
  @param rightHandSide
  right hand side
  @return results