Ошибка написание интерфейса для mail client - Java

Узнай цену своей работы

Формулировка задачи:

Добрый день. Недавно начал осваивать написание мэйл клиентов на java. У меня есть код, но и имеется маленькая ошибка с геттером. На вид очень простая, но мне не по зубам. Помогите пожалуйста. Вот сама ошибка:
Листинг программы 
  1. public String getType() {
  2.         return (String) typeComboBox.getSelectedItem();
А Вот весь код:
Листинг программы 
  1. package javamailproject;
  2.  
  3. import java.awt.event.WindowAdapter;
  4. import java.awt.event.WindowEvent;
  5. import javax.swing.JOptionPane;
  6.  
  7. public class ConnectDialog extends javax.swing.JDialog {
  8.  
  9.     public ConnectDialog(java.awt.Frame parent) {
  10.         super(parent, true);
  11.         setTitle("Connection...");
  12.  
  13.         addWindowListener(new WindowAdapter() {
  14.             @Override
  15.             public void windowClosing(WindowEvent e) {
  16.                 actionCancel();
  17.             }
  18.         });
  19.         setLocationRelativeTo(parent);
  20.         initComponents();
  21.     }
  22.  
  23.     private void actionConnect() {
  24.         if (serverTextField.getText().trim().length() < 1
  25.                 || usernameTextField.getText().trim().length() < 1
  26.                 || passwordField.getPassword().length < 1
  27.                 || smtpServerTextField.getText().trim().length() < 1) {
  28.             JOptionPane.showMessageDialog(this, "Error!", "Fill all gaps!", JOptionPane.ERROR_MESSAGE);
  29.             return;
  30.         }
  31.  
  32.         dispose();
  33.     }
  34.  
  35.     private void actionCancel() {
  36.         System.exit(0);
  37.     }
  38.  
  39.     public String getType() {
  40.         return (String) typeComboBox.getSelectedItem();
  41.     }
  42.  
  43.     public String getServer() {
  44.         return serverTextField.getText();
  45.     }
  46.  
  47.     public String getUsername() {
  48.         return usernameTextField.getText();
  49.     }
  50.  
  51.     public String getPassword() {
  52.         return new String(passwordField.getPassword());
  53.     }
  54.  
  55.     public String getSmtpServer() {
  56.         return smtpServerTextField.getText();
  57.     }
  58.  
  59.     // <editor-fold defaultstate="collapsed" desc="Generated Code">                          
  60.     private void initComponents() {
  61.  
  62.         connectPanel = new javax.swing.JPanel();
  63.         typeLabel = new javax.swing.JLabel();
  64.         typeComboBox = new javax.swing.JComboBox();
  65.         serverLabel = new javax.swing.JLabel();
  66.         serverTextField = new javax.swing.JTextField();
  67.         usernameLabel = new javax.swing.JLabel();
  68.         usernameTextField = new javax.swing.JTextField();
  69.         passwordLabel = new javax.swing.JLabel();
  70.         smtpServerLabel = new javax.swing.JLabel();
  71.         smtpServerTextField = new javax.swing.JTextField();
  72.         passwordField = new javax.swing.JPasswordField();
  73.         connectButton = new javax.swing.JButton();
  74.         cancelButton = new javax.swing.JButton();
  75.  
  76.         setDefaultCloseOperation(javax.swing.WindowConstants.DISPOSE_ON_CLOSE);
  77.  
  78.         connectPanel.setBorder(javax.swing.BorderFactory.createTitledBorder(javax.swing.BorderFactory.createEtchedBorder(), "Установка соединения"));
  79.  
  80.         typeLabel.setText("Тип протокола:");
  81.  
  82.         typeComboBox.setModel(new javax.swing.DefaultComboBoxModel(new String[] { "pop3" }));
  83.  
  84.         serverLabel.setText("Сервер:");
  85.  
  86.         usernameLabel.setText("Имя пользователя:");
  87.  
  88.         passwordLabel.setText("Пароль:");
  89.  
  90.         smtpServerLabel.setText("SMTP сервер:");
  91.  
  92.         passwordField.setText("jPasswordField1");
  93.  
  94.         javax.swing.GroupLayout connectPanelLayout = new javax.swing.GroupLayout(connectPanel);
  95.         connectPanel.setLayout(connectPanelLayout);
  96.         connectPanelLayout.setHorizontalGroup(
  97.             connectPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
  98.             .addGroup(connectPanelLayout.createSequentialGroup()
  99.                 .addGroup(connectPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING)
  100.                     .addGroup(connectPanelLayout.createSequentialGroup()
  101.                         .addGroup(connectPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING)
  102.                             .addComponent(passwordLabel)
  103.                             .addComponent(usernameLabel)
  104.                             .addComponent(smtpServerLabel))
  105.                         .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED))
  106.                     .addComponent(serverLabel)
  107.                     .addGroup(connectPanelLayout.createSequentialGroup()
  108.                         .addComponent(typeLabel)
  109.                         .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)))
  110.                 .addGroup(connectPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
  111.                     .addComponent(typeComboBox, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
  112.                     .addComponent(serverTextField, javax.swing.GroupLayout.DEFAULT_SIZE, 150, Short.MAX_VALUE)
  113.                     .addComponent(smtpServerTextField, javax.swing.GroupLayout.DEFAULT_SIZE, 150, Short.MAX_VALUE)
  114.                     .addComponent(usernameTextField, javax.swing.GroupLayout.DEFAULT_SIZE, 150, Short.MAX_VALUE)
  115.                     .addComponent(passwordField, javax.swing.GroupLayout.DEFAULT_SIZE, 150, Short.MAX_VALUE))
  116.                 .addContainerGap())
  117.         );
  118.         connectPanelLayout.setVerticalGroup(
  119.             connectPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
  120.             .addGroup(connectPanelLayout.createSequentialGroup()
  121.                 .addGroup(connectPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
  122.                     .addComponent(typeComboBox, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
  123.                     .addComponent(typeLabel))
  124.                 .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
  125.                 .addGroup(connectPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
  126.                     .addComponent(serverTextField, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
  127.                     .addComponent(serverLabel))
  128.                 .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
  129.                 .addGroup(connectPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
  130.                     .addComponent(usernameLabel)
  131.                     .addComponent(usernameTextField, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
  132.                 .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
  133.                 .addGroup(connectPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
  134.                     .addComponent(passwordLabel)
  135.                     .addComponent(passwordField, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
  136.                 .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
  137.                 .addGroup(connectPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
  138.                     .addComponent(smtpServerTextField, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
  139.                     .addComponent(smtpServerLabel)))
  140.         );
  141.  
  142.         connectButton.setText("OK");
  143.         connectButton.addMouseListener(new java.awt.event.MouseAdapter() {
  144.             public void mouseClicked(java.awt.event.MouseEvent evt) {
  145.                 connectButtonMouseClicked(evt);
  146.             }
  147.         });
  148.  
  149.         cancelButton.setText("Отмена");
  150.         cancelButton.addMouseListener(new java.awt.event.MouseAdapter() {
  151.             public void mouseClicked(java.awt.event.MouseEvent evt) {
  152.                 cancelButtonMouseClicked(evt);
  153.             }
  154.         });
  155.  
  156.         javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
  157.         getContentPane().setLayout(layout);
  158.         layout.setHorizontalGroup(
  159.             layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
  160.             .addComponent(connectPanel, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
  161.             .addGroup(layout.createSequentialGroup()
  162.                 .addGap(38, 38, 38)
  163.                 .addComponent(connectButton, javax.swing.GroupLayout.PREFERRED_SIZE, 83, javax.swing.GroupLayout.PREFERRED_SIZE)
  164.                 .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
  165.                 .addComponent(cancelButton, javax.swing.GroupLayout.PREFERRED_SIZE, 93, javax.swing.GroupLayout.PREFERRED_SIZE)
  166.                 .addContainerGap(53, Short.MAX_VALUE))
  167.         );
  168.         layout.setVerticalGroup(
  169.             layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
  170.             .addGroup(layout.createSequentialGroup()
  171.                 .addComponent(connectPanel, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
  172.                 .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
  173.                 .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
  174.                     .addComponent(connectButton)
  175.                     .addComponent(cancelButton))
  176.                 .addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
  177.         );
  178.  
  179.         pack();
  180.     }// </editor-fold>                        
  181.  
  182.     private void connectButtonMouseClicked(java.awt.event.MouseEvent evt) {                                           
  183.         actionConnect();
  184.     }                                          
  185.  
  186.     private void cancelButtonMouseClicked(java.awt.event.MouseEvent evt) {                                          
  187.         actionCancel();
  188.     }                                         
  189.  
  190.     // Variables declaration - do not modify                     
  191.     private javax.swing.JButton cancelButton;
  192.     private javax.swing.JButton connectButton;
  193.     private javax.swing.JPanel connectPanel;
  194.     private javax.swing.JPasswordField passwordField;
  195.     private javax.swing.JLabel passwordLabel;
  196.     private javax.swing.JLabel serverLabel;
  197.     private javax.swing.JTextField serverTextField;
  198.     private javax.swing.JLabel smtpServerLabel;
  199.     private javax.swing.JTextField smtpServerTextField;
  200.     private javax.swing.JComboBox typeComboBox;
  201.     private javax.swing.JLabel typeLabel;
  202.     private javax.swing.JLabel usernameLabel;
  203.     private javax.swing.JTextField usernameTextField;
  204.     // End of variables declaration                   
  205.  
  206. }
Заранее огромное спасибо!

Решение задачи: «Ошибка написание интерфейса для mail client»

textual
Листинг программы 
  1. return typeComboBox.getSelectedItem().toString()

ИИ поможет Вам:

  • решить любую задачу по программированию
  • объяснить код
  • расставить комментарии в коде
  • и т.д
Попробуйте бесплатно

Оцени полезность:

6   голосов , оценка 3.667 из 5

Нужна аналогичная работа?

Оформи быстрый заказ и узнай стоимость

Бесплатно
Оформите заказ и авторы начнут откликаться уже через 10 минут
Похожие ответы