title: How to call JFrame from JSP?
body: <p>I wanna know that how to call JFrame from jsp.
  When I click button on the browser, I want to call frame. 
  But I do not know how to do.
  If you don't mine, please explain me.</p>
  
  <p>Here is some code!</p>
  
  <pre><code>package testing;
  
  import javax.swing.JPanel;
  import javax.swing.JApplet;
  import javax.swing.JList;
  import java.awt.Rectangle;
  import java.awt.event.ActionEvent;
  import java.awt.event.ActionListener;
  import java.io.IOException;
  import java.security.Key;
  import java.security.KeyStore;
  import java.security.KeyStoreException;
  import java.security.NoSuchAlgorithmException;
  import java.security.PrivateKey;
  import java.security.UnrecoverableKeyException;
  import java.security.cert.Certificate;
  import java.security.cert.CertificateException;
  import java.security.cert.X509Certificate;
  import java.util.Enumeration;
  import java.util.Vector;
  
  import javax.swing.JLabel;
  import javax.swing.JPasswordField;
  import javax.swing.JButton;
  
  public class LoadFile extends JApplet implements ActionListener{
  
      private JPanel jContentPane = null;
      private JList listCertificate = null;
      private JLabel jLabel = null;
      private JPasswordField password = null;
      private JButton btnLoad = null;
      private JLabel jLabel1 = null;
  
      /**
       * This is the xxx default constructor
       */
      public LoadFile() {
          super();
      }
  
      /**
       * This method initializes this
       * 
       * @return void
       */
      public void init() {
          this.setSize(400, 306);
          this.setContentPane(getJContentPane());
      }
  
      /**
       * This method initializes jContentPane
       * 
       * @return javax.swing.JPanel
       */
      private JPanel getJContentPane() {
          if (jContentPane == null) {
              jLabel1 = new JLabel();
              jLabel1.setBounds(new Rectangle(28, 19, 296, 30));
              jLabel1.setText("Choose your certificate");
              jLabel = new JLabel();
              jLabel.setBounds(new Rectangle(54, 228, 88, 26));
              jLabel.setText("Password");
              jContentPane = new JPanel();
              jContentPane.setLayout(null);
              jContentPane.add(getListCertificate(), null);
              jContentPane.add(jLabel, null);
              jContentPane.add(getPassword(), null);
              jContentPane.add(getBtnLoad(), null);
              jContentPane.add(jLabel1, null);
          }
          return jContentPane;
      }
  
      /**
       * This method initializes listCertificate  
       *  
       * @return javax.swing.JList    
       */
      private JList getListCertificate() {
          if (listCertificate == null) {
              listCertificate = new JList();
              listCertificate.setBounds(new Rectangle(26, 56, 345, 149));
              Vector&lt;String&gt; alias = getAlias();
              listCertificate.setListData(alias);
          }
          return listCertificate;
      }
  
      /**
       * This method initializes password 
       *  
       * @return javax.swing.JPasswordField   
       */
      private JPasswordField getPassword() {
          if (password == null) {
              password = new JPasswordField();
              password.setBounds(new Rectangle(152, 224, 171, 28));
          }
          return password;
      }
  
      /**
       * This method initializes btnLoad  
       *  
       * @return javax.swing.JButton  
       */
      private JButton getBtnLoad() {
          if (btnLoad == null) {
              btnLoad = new JButton();
              btnLoad.setBounds(new Rectangle(189, 261, 70, 30));
              btnLoad.setText("Load");
              btnLoad.addActionListener(this);
          }
          return btnLoad;
      }
  
  
      public Vector&lt;String&gt; getAlias(){
          Vector&lt;String&gt; str = new Vector&lt;String&gt;();
          KeyStore ks;
          try {
              ks = KeyStore.getInstance("Windows-MY");
              ks.load(null, null);
              Enumeration en = ks.aliases();
              String aliasName = "";
              while (en.hasMoreElements()) {
                  aliasName = (String) en.nextElement();
                  str.add(aliasName);
              }
  
          } catch (KeyStoreException e) {
              // TODO Auto-generated catch block
              e.printStackTrace();
          } catch (NoSuchAlgorithmException e) {
              // TODO Auto-generated catch block
              e.printStackTrace();
          } catch (CertificateException e) {
              // TODO Auto-generated catch block
              e.printStackTrace();
          } catch (IOException e) {
              // TODO Auto-generated catch block
              e.printStackTrace();
          }
          return str;
      }
  
      @Override
      public void actionPerformed(ActionEvent arg0) {
          // TODO Auto-generated method stub
          Object obj = arg0.getSource();
          if(obj == btnLoad){
              String alias = (String)getListCertificate().getSelectedValue();
              String password = getPassword().getText();
  
          }
      }
  
  }  //  @jve:decl-index=0:visual-constraint="294,19"
  </code></pre>
  
  <p>I want to call that class from JSP.
  Thanks.</p>