// initialize methods on String constants

 vm.java_lang_String(false);

 // we need initialized arrays

 Array.prototype.fillNulls = function() {

   for(var i = 0; i < this.length; i++) this[i] = null;

   return this;

 };

 Array.prototype.clone__Ljava_lang_Object_2 = function() {

   var s = this.length;

   var ret = new Array(s);

   for (var i = 0; i < s; i++) {

       ret[i] = this[i];

   }

   return ret;

 };