docs: public static String implode(String glue, Object[] pieces)
      {
          if ( pieces == null ) {
              return null;
          }
          
          StringBuffer sb = new StringBuffer();
          for ( Object o : pieces ) {
              if ( sb.length() > 0 ) {
                  sb.append(glue);
              }
              
              sb.append(o.toString());
          }
          
          return sb.toString();
      }