黑莓模拟器怎么收发邮件【急】

                        Store store = Session.getDefaultInstance().getStore();                        Folder[] folders = store.list(Folder.SENT);                        Folder sentfolder = folders[0];                        Message newMsg = new Message(sentfolder);                        Address[] addresses = new Address[1];                        addresses[0] = new Address(contactAddress,                                "[email protected]");                        newMsg.addRecipients(Message.RecipientType.TO,                                addresses);                        newMsg.setContent(" ");                        newMsg.setSubject(" ");                        Invoke.invokeApplication(Invoke.APP_TYPE_MESSAGES,                                new MessageArguments(newMsg));