/*

  * Licensed to the Apache Software Foundation (ASF) under one

  * or more contributor license agreements.  See the NOTICE file

  * distributed with this work for additional information

  * regarding copyright ownership.  The ASF licenses this file

  * to you under the Apache License, Version 2.0 (the

  * "License"); you may not use this file except in compliance

  * with the License.  You may obtain a copy of the License at

  *

  *     http://www.apache.org/licenses/LICENSE-2.0

  *

  * Unless required by applicable law or agreed to in writing,

  * software distributed under the License is distributed on an

  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY

  * KIND, either express or implied.  See the License for the

  * specific language governing permissions and limitations

  * under the License.

  */

 package org.apache.shiro.samples.spring.ui;

 import java.awt.*;

 import java.awt.event.ActionEvent;

 import java.awt.event.ActionListener;

 import java.awt.event.WindowAdapter;

 import java.awt.event.WindowEvent;

 import javax.swing.*;

 import org.springframework.beans.factory.InitializingBean;

 import org.springframework.core.io.ClassPathResource;

 import org.apache.shiro.authz.AuthorizationException;

 import org.apache.shiro.samples.spring.SampleManager;

 /**

  * Simple web start application that helps to demo single sign-on and

  * remoting authorization using Shiro.  The injected <tt>SampleManager</tt>

  * is hosted by the Spring sample web application and remotely invoked

  * when the buttons in this view are clicked.

  *

  * @since 0.1

  */

 public class WebStartView implements ActionListener, InitializingBean {

     /*--------------------------------------------

     |             C O N S T A N T S             |

     ============================================*/

     /*--------------------------------------------

     |    I N S T A N C E   V A R I A B L E S    |

     ============================================*/

     private SampleManager sampleManager;

     private JTextField valueField;

     private JButton saveButton;

     private JButton refreshButton;

     private JButton secureMethod1Button;

     private JButton secureMethod2Button;

     private JButton secureMethod3Button;

     private JFrame frame;

     /*--------------------------------------------

     |         C O N S T R U C T O R S           |

     ============================================*/

     /*--------------------------------------------

     |  A C C E S S O R S / M O D I F I E R S    |

     ============================================*/

     public void setSampleManager(SampleManager sampleManager) {

         this.sampleManager = sampleManager;

     }

     /*--------------------------------------------

     |               M E T H O D S               |

     ============================================*/

     public void afterPropertiesSet() throws Exception {

         ClassPathResource resource = new ClassPathResource("logo.png");

         ImageIcon icon = new ImageIcon(resource.getURL());

         JLabel logo = new JLabel(icon);

         valueField = new JTextField(20);

         updateValueLabel();

         saveButton = new JButton("Save Value");

         saveButton.addActionListener(this);

         refreshButton = new JButton("Refresh Value");

         refreshButton.addActionListener(this);

         JPanel valuePanel = new JPanel(new FlowLayout(FlowLayout.CENTER));

         valuePanel.add(valueField);

         valuePanel.add(saveButton);

         valuePanel.add(refreshButton);

         secureMethod1Button = new JButton("Method #1");

         secureMethod1Button.addActionListener(this);

         secureMethod2Button = new JButton("Method #2");

         secureMethod2Button.addActionListener(this);

         secureMethod3Button = new JButton("Method #3");

         secureMethod3Button.addActionListener(this);

         JPanel methodPanel = new JPanel(new FlowLayout(FlowLayout.CENTER));

         methodPanel.add(secureMethod1Button);

         methodPanel.add(secureMethod2Button);

         methodPanel.add(secureMethod3Button);

         frame = new JFrame("Apache Shiro Sample Application");

         frame.setSize(500, 200);

         Container panel = frame.getContentPane();

         panel.setLayout(new BorderLayout());

         panel.add(logo, BorderLayout.NORTH);

         panel.add(valuePanel, BorderLayout.CENTER);

         panel.add(methodPanel, BorderLayout.SOUTH);

         frame.setVisible(true);

         frame.addWindowListener(new WindowAdapter() {

             public void windowClosing(WindowEvent e) {

                 System.exit(0);

             }

         });

     }

     private void updateValueLabel() {

         valueField.setText(sampleManager.getValue());

     }

     public void actionPerformed(ActionEvent e) {

         try {

             if (e.getSource() == saveButton) {

                 sampleManager.setValue(valueField.getText());

             } else if (e.getSource() == refreshButton) {

                 updateValueLabel();

             } else if (e.getSource() == secureMethod1Button) {

                 sampleManager.secureMethod1();

                 JOptionPane.showMessageDialog(frame, "Method #1 successfully called.", "Success", JOptionPane.INFORMATION_MESSAGE);

             } else if (e.getSource() == secureMethod2Button) {

                 sampleManager.secureMethod2();

                 JOptionPane.showMessageDialog(frame, "Method #2 successfully called.", "Success", JOptionPane.INFORMATION_MESSAGE);

             } else if (e.getSource() == secureMethod3Button) {

                 sampleManager.secureMethod3();

                 JOptionPane.showMessageDialog(frame, "Method #3 successfully called.", "Success", JOptionPane.INFORMATION_MESSAGE);

             } else {

                 throw new RuntimeException("Unexpected action event from source: " + e.getSource());

             }

         } catch (AuthorizationException ae) {

             JOptionPane.showMessageDialog(frame, "Unauthorized to perform action: " + ae.getMessage(), "Unauthorized", JOptionPane.WARNING_MESSAGE);

         }

     }

 }