This week's book giveaway is in the OCPJP forum. We're giving away four copies of OCA/OCP Java SE 7 Programmer I & II Study Guide and have Kathy Sierra & Bert Bates on-line! See this thread for details.
Integer.parseInt(String) If the String doesn't represent an integer, the method will throw a NumberFormatException. Otherwise, it returns the value of the int. Similar methods exist in the other numeric wrapper classes as well - Float, Double, Long, etc.