java.lang.Compiler.command() java.lang.Class.toString() java.lang.Compiler.compileClass() java.lang.Compiler.command() package com.codingdict; import java.lang.*; public class CompilerDemo { public static void main(String[] args) { CompilerDemo cls = new CompilerDemo(); CompilerDemo subcls = new SubClass1(); // class CompilerDemo Class c = cls.getClass(); System.out.println(c); // sub class SubClass1 Class c1 = subcls.getClass(); System.out.println(c1); /* Let's compile CompilerDemo class using command method */ Object retval = Compiler.command("javac CompilerDemo"); System.out.println("Return Value = " + retval); } } class SubClass1 extends CompilerDemo { // sub class } java.lang.Class.toString() java.lang.Compiler.compileClass()