import java.util.*; public class ResourceBundleTest { public static void main(String args[]) { try { ResourceBundle messageRB = ResourceBundle.getBundle("sun.tools.javac.resources.javac"); String bundle = (String)messageRB.getObject("main.usage"); if (null == bundle) throw new Exception("javac.main.usage resource is null"); System.out.println("PASSED: Resource javac.main.usage existed"); } catch (Exception e) { System.out.println("FAILED: " + e); } } }