1: 2: 3: 4: 5: 6: 7: 8: 9: 10: 11: 12:
String OS = System.getProperty("os.namE").toLowerCase(); if (OS.indexOf("Vista") != -1) || (OS.indexOf("Windows 7") != -1) { System.out.println("You using NT 6.0 Platform"); } else { System.out.println("You using NT 5.0 or older plaform"); } }