securitypanel.java

电话号码薄应用程序

         } // end anonymous inner class

      ); // end call to addActionListener

      // set up enterJButton
      enterJButton = new JButton();
      enterJButton.setBounds( 180, 214, 50, 50 );
      enterJButton.setText( "#" );
      contentPane.add( enterJButton );
      enterJButton.addActionListener(

         new ActionListener() // anonymous inner class
         {
            // event handler called when enterJButton is pressed
            public void actionPerformed( ActionEvent event )
            {
               enterJButtonActionPerformed( event );
            }

         } // end anonymous inner class

      ); // end call to addActionListener

      // set up zeroJButton
      zeroJButton = new JButton();
      zeroJButton.setBounds( 130, 214, 50, 50 );
      zeroJButton.setText( "0" );
      contentPane.add( zeroJButton );
      zeroJButton.addActionListener(

         new ActionListener() // anonymous inner class
         {
            // event handler called when zeroJButton is pressed
            public void actionPerformed( ActionEvent event )
            {
               zeroJButtonActionPerformed( event );
            }

         } // end anonymous inner class

      ); // end call to addActionListener

      // set up accessLogJLabel
      accessLogJLabel = new JLabel();
      accessLogJLabel.setBounds( 16, 285, 100, 16 );
      accessLogJLabel.setText( "Access log:" );
      contentPane.add( accessLogJLabel );

      // set up accessLogJTextArea
      accessLogJTextArea = new JTextArea();

      // set up accessLogJScrollPane
      accessLogJScrollPane = new JScrollPane( accessLogJTextArea );
      accessLogJScrollPane.setBounds( 16, 309, 270, 95 );
      contentPane.add( accessLogJScrollPane );

      // set properties of application's window
      setTitle( "Security Panel" ); // set title bar string
      setSize( 310, 450 );          // set window's size
      setVisible( true );           // display window

      // ensure synthesizer is cleaned up
      // when user closes application
      addWindowListener(

         new WindowAdapter()  // anonymous inner class
         {
            public void windowClosing( WindowEvent event )
            {
               frameWindowClosing( event );
            }

         } // end anonymous inner class

      ); // end addWindowListener

   } // end method createUserInterface

   // append 0 to the security code
   private void zeroJButtonActionPerformed( ActionEvent event )
   {
      securityCodeJPasswordField.setText( String.valueOf( 
         securityCodeJPasswordField.getPassword() ) + "0" );

   } // end method zeroJButtonActionPerformed

   // append 1 to the security code
   private void oneJButtonActionPerformed( ActionEvent event )
   {
      securityCodeJPasswordField.setText( String.valueOf( 
         securityCodeJPasswordField.getPassword() ) + "1" );

   } // end method oneJButtonActionPerformed

   // append 2 to the security code
   private void twoJButtonActionPerformed( ActionEvent event )
   {
      securityCodeJPasswordField.setText( String.valueOf( 
         securityCodeJPasswordField.getPassword() ) + "2" );

   } // end method twoJButtonActionPerformed

   // append 3 to the security code
   private void threeJButtonActionPerformed( ActionEvent event )
   {
      securityCodeJPasswordField.setText( String.valueOf( 
         securityCodeJPasswordField.getPassword() ) + "3" );

   } // end method threeJButtonActionPerformed

   // append 4 to the security code
   private void fourJButtonActionPerformed( ActionEvent event )
   {
      securityCodeJPasswordField.setText( String.valueOf( 
         securityCodeJPasswordField.getPassword() ) + "4" );

   } // end method fourJButtonActionPerformed

   // append 5 to the security code
   private void fiveJButtonActionPerformed( ActionEvent event )
   {
      securityCodeJPasswordField.setText( String.valueOf( 
         securityCodeJPasswordField.getPassword() ) + "5" );

   } // end method fiveJButtonActionPerformed

   // append 6 to the security code
   private void sixJButtonActionPerformed( ActionEvent event )
   {
      securityCodeJPasswordField.setText( String.valueOf( 
         securityCodeJPasswordField.getPassword() ) + "6" );

   } // end method sixJButtonActionPerformed

   // append 7 to the security code
   private void sevenJButtonActionPerformed( ActionEvent event )
   {
      securityCodeJPasswordField.setText( String.valueOf( 
         securityCodeJPasswordField.getPassword() ) + "7" );

   } // end method sevenJButtonActionPerformed

   // append 8 to the security code
   private void eightJButtonActionPerformed( ActionEvent event )
   {
      securityCodeJPasswordField.setText( String.valueOf( 
         securityCodeJPasswordField.getPassword() ) + "8" );

   } // end method eightJButtonActionPerformed

   // clears the securityCodeJPasswordField
   private void clearJButtonActionPerformed( ActionEvent event )
   {
     securityCodeJPasswordField.setText( "" );

   } // end method clearJButtonActionPerformed

   // append 9 to the security code
   private void nineJButtonActionPerformed( ActionEvent event )
   {
      securityCodeJPasswordField.setText( String.valueOf( 
         securityCodeJPasswordField.getPassword() ) + "9" );

   } // end method nineJButtonActionPerformed
   
   // gets access code and determines level of clearance
   private void enterJButtonActionPerformed( ActionEvent event )
   {
      String message; // displays access status of users

      // stores access code entered
      int accessCode = Integer.parseInt( String.valueOf( 
            securityCodeJPasswordField.getPassword() ) );

      securityCodeJPasswordField.setText( "" ); 

      switch ( accessCode ) // check access code input
      {
         // access code is 7, 8 or 9
         case 7:
         case 8:
         case 9:
            message = "Restricted Access";
            break; // done processing case

         // access code equal to 1645
         case 1645:
            message = "Technician";
            break; // done processing case

         // access code equal to 8345
         case 8345:
            message = "Custodian";
            break; // done processing case

         // access code equal to 9998 or between 1006 and 1008
         case 9998:
         case 1006:
         case 1007:
         case 1008:
            message = "Scientist";
            break; // done processing case

         // if no other case is true
         default:
            message = "Access Denied";

      } // end switch statement

      // display time and message in JTextArea
      DateFormat formatter = DateFormat.getDateTimeInstance();
      accessLogJTextArea.append( formatter.format( new Date() ) + 
         "   " + message + "\n" );

   } // end method enterJButtonActionPerformed
   
   // clean up synthesizer
   private void frameWindowClosing( WindowEvent event )
   {
      
   }  // end method frameWindowClosing

   // main method
   public static void main( String[] args )
   {
      SecurityPanel application = new SecurityPanel();

   } // end method main

} // end class SecurityPanel

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