java.lang.Package.getName() java.lang.Package.getImplementationVersion() java.lang.Long.getLong(String nm, Long val) java.lang.Package.getName() package com.codingdict; public class PackageDemo { public static void main(String[] args) { // create a package object for java.lang package Package pack = Package.getPackage("java.lang"); // get the fully qualified name for this package System.out.println("" + pack.getName()); } } java.lang.Package.getImplementationVersion() java.lang.Long.getLong(String nm, Long val)