public static void main(String[] args) throws Exception { POJO pojo = new POJO(); System.out.println("\nCalling POJO->getIntValue()"); System.out.println("==========================="); System.out.println("RECEIVED type:int value:" + pojo.getIntValue()); ; System.out.println("\nCalling POJO->getList()"); System.out.println("======================="); List list = pojo.getList(); System.out.println("RECEIVED type:" + list.getClass() + " value:" + list); System.out.println("\nCalling POJO->doNothing()"); System.out.println("========================="); pojo.doNothing(); System.out.println("RECEIVED nothing"); }