src/main/java/net/sf/taverna/t2/workbench/ui/credentialmanager/EditKeyPairEntryDialog.java - incubator-taverna-workbench - Git at Google

 /*******************************************************************************
  * Copyright (C) 2007 The University of Manchester
  *
  *  Modifications to the initial code base are copyright of their
  *  respective authors, or their employers as appropriate.
  *
  *  This program is free software; you can redistribute it and/or
  *  modify it under the terms of the GNU Lesser General Public License
  *  as published by the Free Software Foundation; either version 2.1 of
  *  the License, or (at your option) any later version.
  *
  *  This program is distributed in the hope that it will be useful, but
  *  WITHOUT ANY WARRANTY; without even the implied warranty of
  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  *  Lesser General Public License for more details.
  *
  *  You should have received a copy of the GNU Lesser General Public
  *  License along with this program; if not, write to the Free Software
  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
  ******************************************************************************/
 package net.sf.taverna.t2.workbench.ui.credentialmanager;

 import java.awt.BorderLayout;
 import java.awt.FlowLayout;
 import java.awt.Font;
 import java.awt.event.ActionEvent;
 import java.awt.event.ActionListener;
 import java.awt.event.WindowAdapter;
 import java.awt.event.WindowEvent;

 import javax.swing.DefaultListModel;
 import javax.swing.JButton;
 import javax.swing.JDialog;
 import javax.swing.JFrame;
 import javax.swing.JLabel;
 import javax.swing.JList;
 import javax.swing.JOptionPane;
 import javax.swing.JPanel;
 import javax.swing.JScrollPane;
 import javax.swing.border.CompoundBorder;
 import javax.swing.border.EmptyBorder;
 import javax.swing.border.EtchedBorder;
 import javax.swing.event.ListSelectionEvent;
 import javax.swing.event.ListSelectionListener;

 import org.apache.log4j.Logger;

 import net.sf.taverna.t2.security.credentialmanager.CMException;
 import net.sf.taverna.t2.security.credentialmanager.CredentialManager;
 import net.sf.taverna.t2.workbench.ui.credentialmanager.GetServiceURLDialog;

 import java.util.ArrayList;
 import java.util.Enumeration;
 import java.util.HashMap;
 import java.util.Iterator;
 import java.util.Set;
 import java.awt.Dimension;

 /**
  * Dialog used for editing service urls associated with a key pair entry.
  *
  * @author Alex Nenadic
  */
 @SuppressWarnings("serial")
 public class EditKeyPairEntryDialog
     extends JDialog
 {

 	// Service URLs entry list
     private JList jltServiceURLs;

     // Stores service URLs entered
     private ArrayList<String> serviceURLs;

 	private Logger logger = Logger.getLogger(EditKeyPairEntryDialog.class);

     /**
      * Creates new EditKeyPairEntryDialog dialog where the parent is a frame.
      */
     public EditKeyPairEntryDialog(JFrame parent, String title, boolean modal, ArrayList<String> serviceURLs)
     {
         super(parent, title, modal);
         this.serviceURLs = serviceURLs;
         initComponents();
     }

     /**
      * Creates new EditKeyPairEntryDialog dialog where the parent is a dialog.
      */
     public EditKeyPairEntryDialog(JDialog parent, String title, boolean modal, ArrayList<String> serviceURLs)
     {
         super(parent, title, modal);
         this.serviceURLs = serviceURLs;
         initComponents();
     }

     /**
      * Get the service URLs set in the dialog.
      */
     public ArrayList<String> getServiceURLs()
     {
           return serviceURLs;
     }

     /**
      * Initialise the dialog's GUI components.
      */
     private void initComponents()
     {
         getContentPane().setLayout(new BorderLayout());

         // Label
         JLabel jlServiceURLs = new JLabel("Service URLs this key pair will be used for:");
         jlServiceURLs.setFont(new Font(null, Font.PLAIN, 11));
         jlServiceURLs.setBorder(new EmptyBorder(5,5,5,5));

         // Service URLs list
         DefaultListModel jltModel = new DefaultListModel();
         jltServiceURLs = new JList(jltModel);
         // Populate the list with current values
         for (String url : serviceURLs){
         	jltModel.addElement(url);
         }
         jltServiceURLs.setVisibleRowCount(5); //don't show more than 5, otherwise the window is too big

         // 'Add' service URL button
         JButton addButton = new JButton("+");
         addButton.addActionListener(new ActionListener(){
             public void actionPerformed(ActionEvent evt)
             {
             	addServiceURLPressed();
             }
         });
         addButton.setEnabled(true);
         // 'Remove' service URL button
         final JButton removeButton = new JButton("-");
         removeButton.addActionListener(new ActionListener(){
             public void actionPerformed(ActionEvent evt)
             {
             	// get selected indices
             	int[] selected = jltServiceURLs.getSelectedIndices();
             	for (int i = selected.length -1; i>=0 ; i--){
             		 ((DefaultListModel) jltServiceURLs.getModel()).remove(selected[i]);
             	}
             }
         });
         removeButton.setEnabled(false);
         jltServiceURLs.addListSelectionListener(new ListSelectionListener()
         {
             public void valueChanged(ListSelectionEvent evt)
             {
                 if (jltServiceURLs.getSelectedIndex() == -1) {
                 	removeButton.setEnabled(false);
                 }
                 else {
                 	removeButton.setEnabled(true);
                 }
             }
         });

         // Scroll pane for service URLs list
         JScrollPane jspServiceURLs = new JScrollPane(jltServiceURLs,
                 JScrollPane.VERTICAL_SCROLLBAR_AS_NEEDED,
                 JScrollPane.HORIZONTAL_SCROLLBAR_AS_NEEDED);
         jspServiceURLs.getViewport().setBackground(jltServiceURLs.getBackground());

         // Panel for Add and Remove buttons
         JPanel jpServiceURLsButtons = new JPanel(new FlowLayout(FlowLayout.CENTER));
         jpServiceURLsButtons.add(addButton);
         jpServiceURLsButtons.add(removeButton);

         // Panel to hold the list scroll pane and Add/Remove buttons panel
         JPanel jpServiceURLs = new JPanel(new BorderLayout());
         jpServiceURLs.add(jlServiceURLs, BorderLayout.NORTH);
         jpServiceURLs.add(jspServiceURLs, BorderLayout.CENTER);
         jpServiceURLs.add(jpServiceURLsButtons, BorderLayout.SOUTH);
         jpServiceURLs.setBorder(new CompoundBorder(
                 new EmptyBorder(15, 15, 15, 15), new EtchedBorder()));
         jpServiceURLs.setPreferredSize(new Dimension(300, 250));

         // OK button
         JButton jbOK = new JButton("OK");
         jbOK.addActionListener(new ActionListener()
         {
             public void actionPerformed(ActionEvent evt)
             {
                 okPressed();
             }
         });

         // Cancel buton
         JButton jbCancel = new JButton("Cancel");
         jbCancel.addActionListener(new ActionListener()
         {
             public void actionPerformed(ActionEvent evt)
             {
                 cancelPressed();
             }
         });

         // Panel for OK and Cancel buttons
         JPanel jpButtons = new JPanel(new FlowLayout(FlowLayout.CENTER));
         jpButtons.add(jbOK);
         jpButtons.add(jbCancel);

         getContentPane().add(jpServiceURLs, BorderLayout.CENTER);
         getContentPane().add(jpButtons, BorderLayout.SOUTH);

         addWindowListener(new WindowAdapter()
         {
             public void windowClosing(WindowEvent evt)
             {
                 closeDialog();
             }
         });

         setResizable(false);

         getRootPane().setDefaultButton(jbOK);

         pack();
     }

     /**
      * OK button pressed or otherwise activated.
      */
     private void okPressed()
     {
     	// Get Service URLs
     	serviceURLs = new ArrayList<String>();
     	Enumeration<?> URLs = (((DefaultListModel) jltServiceURLs.getModel()).elements());
     	 for( ; URLs.hasMoreElements(); ){
     		 serviceURLs.add((String) URLs.nextElement());
     	 }
         closeDialog();
     }


     /**
      * Add Service URL button pressed.
      */
     public void addServiceURLPressed(){

     	// Display the dialog for entering service URL
     	GetServiceURLDialog dGetServiceURL = new GetServiceURLDialog(this, true);

     	dGetServiceURL.setLocationRelativeTo(this);
     	dGetServiceURL.setVisible(true);

         String sURL = dGetServiceURL.getServiceURL();

         if (sURL == null){ // user cancelled
         	return;
         }

         if (sURL.length() == 0){ // user entered empty URL
        		// Warn the user
         	JOptionPane.showMessageDialog(
             		this,
             		"The URL cannot be empty",
         			"Credential Manager Alert",
         			JOptionPane.INFORMATION_MESSAGE);
         	return;
         }

     	// Check if the entered URL already exist in the URL list for this key entry
     	if (((DefaultListModel) jltServiceURLs.getModel()).contains(sURL)){

     		// Warn the user
         	JOptionPane.showMessageDialog(
             		this,
             		"The entered URL already exists in the list of URLs for this key pair entry",
         			"Credential Manager Alert",
         			JOptionPane.INFORMATION_MESSAGE);
         	return;
     	}

 		// Check if the entered URL is already associated with another key pair entry in the Keystore
     	// This check should exclude the current entry from the map of URLs being searched
     	// really (we've already checked for it in the jltServiceURLs) - but does not really matter anyway

     	CredentialManager credManager = null;
     	try {
 			credManager = CredentialManager.getInstance();
 		} catch (CMException cme) {
 			// Failed to instantiate Credential Manager - warn the user and exit
 			String exMessage = "Failed to instantiate Credential Manager";
 			logger .error(exMessage, cme);
 			cme.printStackTrace();
 			JOptionPane.showMessageDialog(new JFrame(), exMessage,
 					"Credential Manager Error", JOptionPane.ERROR_MESSAGE);
 			return;
 		}

     	HashMap<String, ArrayList<String>> urlMap = credManager.getServiceURLsforKeyPairs();
        	if (urlMap != null){ // should not be null really (although can be empty). Check anyway.
         	Set<String> aliases = urlMap.keySet();
         	for (Iterator<String> i = aliases.iterator(); i.hasNext(); ){
         		String alias = (String) i.next();
         		// Check if url list for this alias contains the newly entered url
         		ArrayList<String> urls = (ArrayList<String>) urlMap.get(alias);
         		if (urls.contains(sURL)){
             		// Warn the user and exit
                 	JOptionPane.showMessageDialog(
                     		this,
                     		"The entered URL is already associated with another key pair entry",
                 			"Credential Manager Alert",
                 			JOptionPane.INFORMATION_MESSAGE);
                 	return;
         		}
         	 }
        	}

 		// Check if the entered URL is already associated with a password entry in the Keystore
 //    	ArrayList<String> urlList = (ArrayList<String>) ((CredentialManagerUI) this.getParent()).getURLsForPasswords();
 //		// Check if this url list contains the newly entered url
 //		if (urlList.contains(sURL)){
 //    		// Warn the user and exit
 //        	JOptionPane.showMessageDialog(
 //            		this,
 //            		"The entered URL is already associated with another password entry",
 //        			"Credential Manager Alert",
 //        			JOptionPane.INFORMATION_MESSAGE);
 //        	return;
 //		}

     	// Otherwise - the entered URL is not already associated with a different entry in the Keystore,
 		// so add this URL to the list of URLs for this key pair entry
         ((DefaultListModel) jltServiceURLs.getModel()).addElement(sURL);
         int index = ((DefaultListModel) jltServiceURLs.getModel()).getSize() - 1;
         // Element is appended to the list - get its index
         jltServiceURLs.setSelectedIndex(index);
         // Insure the newly added URL is visible
         jltServiceURLs.ensureIndexIsVisible(index);

     }


     /**
      * Cancel button pressed or otherwise activated.
      */
     private void cancelPressed()
     {
        	// Set serviceURLs to null as it might have changed in the meantime
     	// if user entered some value than pressed cancel later on
     	serviceURLs = null;
     	closeDialog();
     }

     /**
      * Close the dialog.
      */
     private void closeDialog()
     {
         setVisible(false);
         dispose();
     }
 }
	/*******************************************************************************
	* Copyright (C) 2007 The University of Manchester
	*
	* Modifications to the initial code base are copyright of their
	* respective authors, or their employers as appropriate.
	*
	* This program is free software; you can redistribute it and/or
	* modify it under the terms of the GNU Lesser General Public License
	* as published by the Free Software Foundation; either version 2.1 of
	* the License, or (at your option) any later version.
	*
	* This program is distributed in the hope that it will be useful, but
	* WITHOUT ANY WARRANTY; without even the implied warranty of
	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
	* Lesser General Public License for more details.
	*
	* You should have received a copy of the GNU Lesser General Public
	* License along with this program; if not, write to the Free Software
	* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
	******************************************************************************/
	package net.sf.taverna.t2.workbench.ui.credentialmanager;

	import java.awt.BorderLayout;
	import java.awt.FlowLayout;
	import java.awt.Font;
	import java.awt.event.ActionEvent;
	import java.awt.event.ActionListener;
	import java.awt.event.WindowAdapter;
	import java.awt.event.WindowEvent;

	import javax.swing.DefaultListModel;
	import javax.swing.JButton;
	import javax.swing.JDialog;
	import javax.swing.JFrame;
	import javax.swing.JLabel;
	import javax.swing.JList;
	import javax.swing.JOptionPane;
	import javax.swing.JPanel;
	import javax.swing.JScrollPane;
	import javax.swing.border.CompoundBorder;
	import javax.swing.border.EmptyBorder;
	import javax.swing.border.EtchedBorder;
	import javax.swing.event.ListSelectionEvent;
	import javax.swing.event.ListSelectionListener;

	import org.apache.log4j.Logger;

	import net.sf.taverna.t2.security.credentialmanager.CMException;
	import net.sf.taverna.t2.security.credentialmanager.CredentialManager;
	import net.sf.taverna.t2.workbench.ui.credentialmanager.GetServiceURLDialog;

	import java.util.ArrayList;
	import java.util.Enumeration;
	import java.util.HashMap;
	import java.util.Iterator;
	import java.util.Set;
	import java.awt.Dimension;

	/**
	* Dialog used for editing service urls associated with a key pair entry.
	*
	* @author Alex Nenadic
	*/
	@SuppressWarnings("serial")
	public class EditKeyPairEntryDialog
	extends JDialog
	{

	// Service URLs entry list
	private JList jltServiceURLs;

	// Stores service URLs entered
	private ArrayList<String> serviceURLs;

	private Logger logger = Logger.getLogger(EditKeyPairEntryDialog.class);

	/**
	* Creates new EditKeyPairEntryDialog dialog where the parent is a frame.
	*/
	public EditKeyPairEntryDialog(JFrame parent, String title, boolean modal, ArrayList<String> serviceURLs)
	{
	super(parent, title, modal);
	this.serviceURLs = serviceURLs;
	initComponents();
	}

	/**
	* Creates new EditKeyPairEntryDialog dialog where the parent is a dialog.
	*/
	public EditKeyPairEntryDialog(JDialog parent, String title, boolean modal, ArrayList<String> serviceURLs)
	{
	super(parent, title, modal);
	this.serviceURLs = serviceURLs;
	initComponents();
	}

	/**
	* Get the service URLs set in the dialog.
	*/
	public ArrayList<String> getServiceURLs()
	{
	return serviceURLs;
	}

	/**
	* Initialise the dialog's GUI components.
	*/
	private void initComponents()
	{
	getContentPane().setLayout(new BorderLayout());

	// Label
	JLabel jlServiceURLs = new JLabel("Service URLs this key pair will be used for:");
	jlServiceURLs.setFont(new Font(null, Font.PLAIN, 11));
	jlServiceURLs.setBorder(new EmptyBorder(5,5,5,5));

	// Service URLs list
	DefaultListModel jltModel = new DefaultListModel();
	jltServiceURLs = new JList(jltModel);
	// Populate the list with current values
	for (String url : serviceURLs){
	jltModel.addElement(url);
	}
	jltServiceURLs.setVisibleRowCount(5); //don't show more than 5, otherwise the window is too big

	// 'Add' service URL button
	JButton addButton = new JButton("+");
	addButton.addActionListener(new ActionListener(){
	public void actionPerformed(ActionEvent evt)
	{
	addServiceURLPressed();
	}
	});
	addButton.setEnabled(true);
	// 'Remove' service URL button
	final JButton removeButton = new JButton("-");
	removeButton.addActionListener(new ActionListener(){
	public void actionPerformed(ActionEvent evt)
	{
	// get selected indices
	int[] selected = jltServiceURLs.getSelectedIndices();
	for (int i = selected.length -1; i>=0 ; i--){
	((DefaultListModel) jltServiceURLs.getModel()).remove(selected[i]);
	}
	}
	});
	removeButton.setEnabled(false);
	jltServiceURLs.addListSelectionListener(new ListSelectionListener()
	{
	public void valueChanged(ListSelectionEvent evt)
	{
	if (jltServiceURLs.getSelectedIndex() == -1) {
	removeButton.setEnabled(false);
	}
	else {
	removeButton.setEnabled(true);
	}
	}
	});

	// Scroll pane for service URLs list
	JScrollPane jspServiceURLs = new JScrollPane(jltServiceURLs,
	JScrollPane.VERTICAL_SCROLLBAR_AS_NEEDED,
	JScrollPane.HORIZONTAL_SCROLLBAR_AS_NEEDED);
	jspServiceURLs.getViewport().setBackground(jltServiceURLs.getBackground());

	// Panel for Add and Remove buttons
	JPanel jpServiceURLsButtons = new JPanel(new FlowLayout(FlowLayout.CENTER));
	jpServiceURLsButtons.add(addButton);
	jpServiceURLsButtons.add(removeButton);

	// Panel to hold the list scroll pane and Add/Remove buttons panel
	JPanel jpServiceURLs = new JPanel(new BorderLayout());
	jpServiceURLs.add(jlServiceURLs, BorderLayout.NORTH);
	jpServiceURLs.add(jspServiceURLs, BorderLayout.CENTER);
	jpServiceURLs.add(jpServiceURLsButtons, BorderLayout.SOUTH);
	jpServiceURLs.setBorder(new CompoundBorder(
	new EmptyBorder(15, 15, 15, 15), new EtchedBorder()));
	jpServiceURLs.setPreferredSize(new Dimension(300, 250));

	// OK button
	JButton jbOK = new JButton("OK");
	jbOK.addActionListener(new ActionListener()
	{
	public void actionPerformed(ActionEvent evt)
	{
	okPressed();
	}
	});

	// Cancel buton
	JButton jbCancel = new JButton("Cancel");
	jbCancel.addActionListener(new ActionListener()
	{
	public void actionPerformed(ActionEvent evt)
	{
	cancelPressed();
	}
	});

	// Panel for OK and Cancel buttons
	JPanel jpButtons = new JPanel(new FlowLayout(FlowLayout.CENTER));
	jpButtons.add(jbOK);
	jpButtons.add(jbCancel);

	getContentPane().add(jpServiceURLs, BorderLayout.CENTER);
	getContentPane().add(jpButtons, BorderLayout.SOUTH);

	addWindowListener(new WindowAdapter()
	{
	public void windowClosing(WindowEvent evt)
	{
	closeDialog();
	}
	});

	setResizable(false);

	getRootPane().setDefaultButton(jbOK);

	pack();
	}

	/**
	* OK button pressed or otherwise activated.
	*/
	private void okPressed()
	{
	// Get Service URLs
	serviceURLs = new ArrayList<String>();
	Enumeration<?> URLs = (((DefaultListModel) jltServiceURLs.getModel()).elements());
	for( ; URLs.hasMoreElements(); ){
	serviceURLs.add((String) URLs.nextElement());
	}
	closeDialog();
	}


	/**
	* Add Service URL button pressed.
	*/
	public void addServiceURLPressed(){

	// Display the dialog for entering service URL
	GetServiceURLDialog dGetServiceURL = new GetServiceURLDialog(this, true);

	dGetServiceURL.setLocationRelativeTo(this);
	dGetServiceURL.setVisible(true);

	String sURL = dGetServiceURL.getServiceURL();

	if (sURL == null){ // user cancelled
	return;
	}

	if (sURL.length() == 0){ // user entered empty URL
	// Warn the user
	JOptionPane.showMessageDialog(
	this,
	"The URL cannot be empty",
	"Credential Manager Alert",
	JOptionPane.INFORMATION_MESSAGE);
	return;
	}

	// Check if the entered URL already exist in the URL list for this key entry
	if (((DefaultListModel) jltServiceURLs.getModel()).contains(sURL)){

	// Warn the user
	JOptionPane.showMessageDialog(
	this,
	"The entered URL already exists in the list of URLs for this key pair entry",
	"Credential Manager Alert",
	JOptionPane.INFORMATION_MESSAGE);
	return;
	}

	// Check if the entered URL is already associated with another key pair entry in the Keystore
	// This check should exclude the current entry from the map of URLs being searched
	// really (we've already checked for it in the jltServiceURLs) - but does not really matter anyway

	CredentialManager credManager = null;
	try {
	credManager = CredentialManager.getInstance();
	} catch (CMException cme) {
	// Failed to instantiate Credential Manager - warn the user and exit
	String exMessage = "Failed to instantiate Credential Manager";
	logger .error(exMessage, cme);
	cme.printStackTrace();
	JOptionPane.showMessageDialog(new JFrame(), exMessage,
	"Credential Manager Error", JOptionPane.ERROR_MESSAGE);
	return;
	}

	HashMap<String, ArrayList<String>> urlMap = credManager.getServiceURLsforKeyPairs();
	if (urlMap != null){ // should not be null really (although can be empty). Check anyway.
	Set<String> aliases = urlMap.keySet();
	for (Iterator<String> i = aliases.iterator(); i.hasNext(); ){
	String alias = (String) i.next();
	// Check if url list for this alias contains the newly entered url
	ArrayList<String> urls = (ArrayList<String>) urlMap.get(alias);
	if (urls.contains(sURL)){
	// Warn the user and exit
	JOptionPane.showMessageDialog(
	this,
	"The entered URL is already associated with another key pair entry",
	"Credential Manager Alert",
	JOptionPane.INFORMATION_MESSAGE);
	return;
	}
	}
	}

	// Check if the entered URL is already associated with a password entry in the Keystore
	// ArrayList<String> urlList = (ArrayList<String>) ((CredentialManagerUI) this.getParent()).getURLsForPasswords();
	// // Check if this url list contains the newly entered url
	// if (urlList.contains(sURL)){
	// // Warn the user and exit
	// JOptionPane.showMessageDialog(
	// this,
	// "The entered URL is already associated with another password entry",
	// "Credential Manager Alert",
	// JOptionPane.INFORMATION_MESSAGE);
	// return;
	// }

	// Otherwise - the entered URL is not already associated with a different entry in the Keystore,
	// so add this URL to the list of URLs for this key pair entry
	((DefaultListModel) jltServiceURLs.getModel()).addElement(sURL);
	int index = ((DefaultListModel) jltServiceURLs.getModel()).getSize() - 1;
	// Element is appended to the list - get its index
	jltServiceURLs.setSelectedIndex(index);
	// Insure the newly added URL is visible
	jltServiceURLs.ensureIndexIsVisible(index);

	}


	/**
	* Cancel button pressed or otherwise activated.
	*/
	private void cancelPressed()
	{
	// Set serviceURLs to null as it might have changed in the meantime
	// if user entered some value than pressed cancel later on
	serviceURLs = null;
	closeDialog();
	}

	/**
	* Close the dialog.
	*/
	private void closeDialog()
	{
	setVisible(false);
	dispose();
	}
	}