/** Verify and invoke main if present in the specified class. */ public static void invokeApplicationMain(Class mainClass, String[] args) throws InvocationTargetException, IllegalAccessException, ClassNotFoundException { String err = localStrings.getLocalString("utility.no.main", "", new Object[] {mainClass}); // determine the main method using reflection // verify that it is public static void and takes // String[] as the only argument Method mainMethod = null; try { mainMethod = mainClass.getMethod("main", new Class[] {String[].class}); } catch (NoSuchMethodException msme) { _logger.log(Level.SEVERE, "enterprise_util.excep_in_utility", msme); throw new ClassNotFoundException(err); } // check modifiers: public static int modifiers = mainMethod.getModifiers(); if (!Modifier.isPublic(modifiers) || !Modifier.isStatic(modifiers)) { err = localStrings.getLocalString( "utility.main.notpublicorstatic", "The main method is either not public or not static"); _logger.log(Level.SEVERE, "enterprise_util.excep_in_utility_main.notpublicorstatic"); throw new ClassNotFoundException(err); } // check return type and exceptions if (!mainMethod.getReturnType().equals(Void.TYPE)) { err = localStrings.getLocalString( "utility.main.notvoid", "The main method's return type is not void "); _logger.log(Level.SEVERE, "enterprise_util.excep_in_utility_main.notvoid"); throw new ClassNotFoundException(err); } // build args to the main and call it Object params[] = new Object[1]; params[0] = args; mainMethod.invoke(null, params); }
public static void main(String[] args) throws Exception { System.out.println( "Checking that all known MBeans that are " + "NotificationBroadcasters have sane " + "MBeanInfo.getNotifications()"); System.out.println("Checking platform MBeans..."); checkPlatformMBeans(); URL codeBase = ClassLoader.getSystemResource("javax/management/MBeanServer.class"); if (codeBase == null) { throw new Exception("Could not determine codeBase for " + MBeanServer.class); } System.out.println(); System.out.println("Looking for standard MBeans..."); String[] classes = findStandardMBeans(codeBase); System.out.println("Testing standard MBeans..."); for (int i = 0; i < classes.length; i++) { String name = classes[i]; Class<?> c; try { c = Class.forName(name); } catch (Throwable e) { System.out.println(name + ": cannot load (not public?): " + e); continue; } if (!NotificationBroadcaster.class.isAssignableFrom(c)) { System.out.println(name + ": not a NotificationBroadcaster"); continue; } if (Modifier.isAbstract(c.getModifiers())) { System.out.println(name + ": abstract class"); continue; } NotificationBroadcaster mbean; Constructor<?> constr; try { constr = c.getConstructor(); } catch (Exception e) { System.out.println(name + ": no public no-arg constructor: " + e); continue; } try { mbean = (NotificationBroadcaster) constr.newInstance(); } catch (Exception e) { System.out.println(name + ": no-arg constructor failed: " + e); continue; } check(mbean); } System.out.println(); System.out.println("Testing some explicit cases..."); check(new RelationService(false)); /* We can't do this: check(new RequiredModelMBean()); because the Model MBean spec more or less forces us to use the names GENERIC and ATTRIBUTE_CHANGE for its standard notifs. */ checkRMIConnectorServer(); System.out.println(); if (!suspicious.isEmpty()) System.out.println("SUSPICIOUS CLASSES: " + suspicious); if (failed.isEmpty()) System.out.println("TEST PASSED"); else { System.out.println("TEST FAILED: " + failed); System.exit(1); } }