security/runtime/org.argeo.security.activemq/src/main/java/org/argeo/security/activemq/UserPasswordDialog.java

   1 /*
   2  * Copyright (C) 2007-2012 Mathieu Baudier
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *         http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16 package org.argeo.security.activemq;
  17
  18 import java.awt.Container;
  19 import java.awt.GridLayout;
  20 import java.awt.Panel;
  21 import java.awt.event.ActionEvent;
  22 import java.awt.event.ActionListener;
  23 import java.util.Arrays;
  24
  25 import javax.swing.JButton;
  26 import javax.swing.JDialog;
  27 import javax.swing.JFrame;
  28 import javax.swing.JLabel;
  29 import javax.swing.JPanel;
  30 import javax.swing.JPasswordField;
  31 import javax.swing.JTextField;
  32
  33 public class UserPasswordDialog extends JDialog implements ActionListener {
  34         private static final long serialVersionUID = -9052993072210981198L;
  35         private static String OK = "ok";
  36
  37         private JTextField username = new JTextField("", 10);
  38         private JPasswordField password = new JPasswordField("", 10);
  39
  40         private JButton okButton;
  41         private JButton cancelButton;
  42
  43         public UserPasswordDialog() {
  44                 setTitle("Credentials");
  45                 setModal(true);
  46                 setLocationRelativeTo(null);
  47                 setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);
  48
  49                 JPanel p1 = new JPanel(new GridLayout(2, 2, 3, 3));
  50                 p1.add(new JLabel("User"));
  51                 p1.add(username);
  52                 p1.add(new JLabel("Password"));
  53                 password.setActionCommand(OK);
  54                 password.addActionListener(this);
  55                 p1.add(password);
  56                 add("Center", p1);
  57
  58                 Panel p2 = new Panel();
  59                 okButton = addButton(p2, "OK");
  60                 okButton.setActionCommand(OK);
  61                 cancelButton = addButton(p2, "Cancel");
  62                 add("South", p2);
  63                 setSize(240, 120);
  64
  65                 pack();
  66         }
  67
  68         /** To be overridden */
  69         protected void useCredentials(String username, char[] password) {
  70                 // does nothing
  71         }
  72
  73         private JButton addButton(Container c, String name) {
  74                 JButton button = new JButton(name);
  75                 button.addActionListener(this);
  76                 c.add(button);
  77                 return button;
  78         }
  79
  80         public final void actionPerformed(ActionEvent evt) {
  81                 Object source = evt.getSource();
  82                 if (source == okButton || evt.getActionCommand().equals(OK)) {
  83                         char[] p = password.getPassword();
  84                         useCredentials(username.getText(), p);
  85                         Arrays.fill(p, '0');
  86                         cleanUp();
  87                 } else if (source == cancelButton)
  88                         cleanUp();
  89         }
  90
  91         private void cleanUp() {
  92                 password.setText("");
  93                 dispose();
  94         }
  95
  96         public static void main(String[] args) {
  97                 UserPasswordDialog dialog = new UserPasswordDialog() {
  98                         private static final long serialVersionUID = -891646559691412088L;
  99
 100                         protected void useCredentials(String username, char[] password) {
 101                                 System.out.println(username + "/" + new String(password));
 102                         }
 103                 };
 104                 dialog.setVisible(true);
 105                 System.out.println("After show");
 106         }
 107 }