Do not explode if principal is null

code/moya-beans/ejbModule/fi/codecrew/moya/beans/JaasBean.java

@@ -114,7 +114,7 @@ public class JaasBean implements MoyaRealmBeanRemote {
 
 		// If there is no eventuser found, try to create one.
 		if (user != null) {
-			logger.info("TryLogin user not null: {}", user);
+			logger.info("TryLogin user not null: {}, login {}", user, user.getLogin());
 			if (user.isAnonymous()) {
 				logger.info("logging in as anonymous!!!");
 			} else if (!user.checkPassword(password)) {
@@ -140,7 +140,7 @@ public class JaasBean implements MoyaRealmBeanRemote {
 			}
 
 			// jos logitetaan anomuumi, niin uuden tapahtuman luominen hajoaa jännästi.
-			if (!user.isAnonymous())
+			if (user != null && !user.isAnonymous())
 				secubean.sendMessage(MoyaEventType.LOGIN_SUCCESSFULL, eventUser, "User logged in with username: '", username, "' eventuser: ", eventUser);
 		} else {
 			secubean.sendMessage(MoyaEventType.LOGIN_FAILED, eventUserFacade.findByLogin(User.ANONYMOUS_LOGINNAME), "Login failed: Username not found: ", username);