code: function() {
  
          this.logger = Logger.getLogger("FreqItemset_js");
          var jvmObject = arguments[0];
          if (arguments.length > 1) {
              var items = Utils.unwrapObject(arguments[0]);
              if (Array.isArray(items)) {
                  var list = new java.util.ArrayList();
                  items.forEach(function(item){
                      list.add(Utils.unwrapObject(item));
                  });
                  items = list.toArray();
              }
              jvmObject = new org.apache.spark.mllib.fpm.FPGrowth.FreqItemset(items, arguments[1]);
          }
          JavaWrapper.call(this, jvmObject);
  
      }
docs: Frequent itemset. param: items items in this itemset. Java users should call javaItems() instead. param: freq frequency
  @memberof module:eclairjs/mllib/fpm
  @classdesc
  @param {object} items
  @param {integer} freq
  @constructor