configurator.java

jxme的一些相关程序,主要是手机上程序开发以及手机和计算机通信的一些程序资料,程序编译需要Ant支持

/*
 *  Copyright (c) 2001-2002 Sun Microsystems, Inc.  All rights
 *  reserved.
 *
 *  Redistribution and use in source and binary forms, with or without
 *  modification, are permitted provided that the following conditions
 *  are met:
 *
 *  1. Redistributions of source code must retain the above copyright
 *  notice, this list of conditions and the following disclaimer.
 *
 *  2. Redistributions in binary form must reproduce the above copyright
 *  notice, this list of conditions and the following disclaimer in
 *  the documentation and/or other materials provided with the
 *  distribution.
 *
 *  3. The end-user documentation included with the redistribution,
 *  if any, must include the following acknowledgment:
 *  "This product includes software developed by the
 *  Sun Microsystems, Inc. for Project JXTA."
 *  Alternately, this acknowledgment may appear in the software itself,
 *  if and wherever such third-party acknowledgments normally appear.
 *
 *  4. The names "Sun", "Sun Microsystems, Inc.", "JXTA" and "Project JXTA" must
 *  not be used to endorse or promote products derived from this
 *  software without prior written permission. For written
 *  permission, please contact Project JXTA at http://www.jxta.org.
 *
 *  5. Products derived from this software may not be called "JXTA",
 *  nor may "JXTA" appear in their name, without prior written
 *  permission of Sun.
 *
 *  THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
 *  WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 *  OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 *  DISCLAIMED.  IN NO EVENT SHALL SUN MICROSYSTEMS OR
 *  ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 *  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 *  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
 *  USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 *  ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 *  OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
 *  OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 *  SUCH DAMAGE.
 *  ====================================================================
 *
 *  This software consists of voluntary contributions made by many
 *  individuals on behalf of Project JXTA.  For more
 *  information on Project JXTA, please see
 *  <http://www.jxta.org/>.
 *
 *  This license is based on the BSD license adopted by the Apache Foundation.
 *
 *  $Id: Configurator.java,v 1.73 2002/04/09 00:07:37 hamada Exp $
 */
package net.jxta.impl.peergroup;

import java.net.*;
import java.util.*;
import java.io.*;

import java.awt.GridBagConstraints;
import java.awt.Insets;
import java.awt.event.*;
import javax.swing.JButton;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JPasswordField;
import javax.swing.JTextField;

import net.jxta.protocol.PeerAdvertisement;
import net.jxta.protocol.TransportAdvertisement;
import net.jxta.impl.protocol.HTTPAdv;
import net.jxta.impl.protocol.TCPAdv;
import net.jxta.impl.endpoint.tls.TlsConfig;
import net.jxta.impl.endpoint.tls.JTlsUtil;

import net.jxta.peer.*;
import net.jxta.peergroup.*;
import net.jxta.resolver.*;
import net.jxta.id.*;
import net.jxta.exception.*;
import net.jxta.credential.*;
import net.jxta.document.*;
import net.jxta.impl.config.Config;

import org.apache.log4j.Category;
import org.apache.log4j.Priority;

/**
 *Description of the Class
 */
public class Configurator {
    
    static String configName = Config.JXTA_HOME + "PlatformConfig";
    private final static Category LOG =
    Category.getInstance(Configurator.class.getName());
    
    PeerAdvertisement advertisement = null;
    
    
    /**
     * Constructor for the Configurator object
     *
     * @since 1.0
     */
    public Configurator() {
        
        // start with error as the default
        //LOG.setPriority(Priority.toPriority("debug"));
        
        load();
        
        // Make sure it does not need a reconf
        if (fixAdvertisement() == false) {
            adjustLog4JPriority();
            
            // if there's a password set, or a pass
            // pop a dialog to get the password
            if (checkPassword()) {
            // Set Tls password, and check for
            // changed password.
            configureTls();
            routerRdvMatch();
	    } else {
		    platformCanceled = true;
	    }

            return;
        }
        


        try {
            ConfigDialog ignore = new ConfigDialog(advertisement);
            ignore.untilDone();
        } catch (Throwable t) {
            if (t instanceof JxtaError) {
                throw (JxtaError) t;
            }
            
            if (LOG.isEnabledFor(Priority.ERROR))
                LOG.error( "Could not initialize graphical config dialog", t );
            
            BufferedReader in
            = new BufferedReader(new InputStreamReader(System.in));
            
            try {
                while (in.ready()) {
                    in.readLine();
                }
            } catch (Exception e) {
            }
            System.out.println("The window-based configurator does not seem"
            + " to be usable.");
            System.out.print("Do you want to stop and edit the current "
            + "configuration ? [no]: ");
            String answer = "no";
            try {
                answer = in.readLine();
            } catch (Exception e) {
            }
            
            // this will cover all the cases of the answer yes, while
            // allowing non-gui/batch type scripts to load the platform
            // see platform issue #45
            if ("yes".equalsIgnoreCase(answer)) {
                save();
                System.out.println("Exiting; edit the file \"" + configName
                + "\", remove the file \"reconf\", and then"
                + ", launch JXTA again.");
                throw new JxtaError("Manual Configuration Requested");
            } else {
                // Save that config.
                save();
                
                // save is done before RouterRdvMatch so that no original
                // data is removed from the saved config.
                routerRdvMatch();
                System.out.println("Using the current configuration.");
            }
        }
        
        // Set the global debug level.
        adjustLog4JPriority();
        
        // If password exists and is NOT
        // the default password, then
        // pop a dialog to get the password
        // Otherwise, we will pass the default
        // password as the password.
        if (checkPassword()) {
        // Configure fully TLS
        //  Set the password as a system property
        configureTls();
        
        // Add root certificate to the config adv
        addRootCert();
        
        // Save that config.
        save();
        
        // save is done before RouterRdvMatch so that no original data is
        // removed from the saved config.
        routerRdvMatch();
	} else {
		platformCanceled = true;
	}
    }
    
    private boolean checkPassword() {
        //    If the passwd exists, then validate it.
        //
        //    We are called for three cases:
        //    1) Initial configuration of everything
        //           passwd file does not exist
        //    2) REconfiguration:  passwd file exists
        //    3) REstarting the platfrom: passwd file exists
        
        String password = System.getProperty("net.jxta.tls.password");
        String principal = System.getProperty("net.jxta.tls.principal");
        if (password != null && principal != null)
		return true;
        
        if (JTlsUtil.passwdExists()) {
            try {
		PasswordDialog p = new PasswordDialog();
		p.showDialog();
		if (p.wasCanceled()) {
			return false;
		}
            } catch (Throwable t) {
                System.out.println("The window-based authenticator does not "
                + "seem to be usable.");
                System.out.println("You must authenticate through the "
                + "command-line.");
                throw new JxtaError("Could not authenticate.");
            }
        }
	return true;
    }
    
    private void configureTls() {
        
        // We configure TLS after the configurator is done.
        //   Still waiting for the password GUI
        String peerName = advertisement.getName();
        String password = System.getProperty("net.jxta.tls.password");
        String principal = System.getProperty("net.jxta.tls.principal");
        
        // we done with it, rid of it
        System.setProperty("net.jxta.tls.password", "");
        
        // Both the principal and the password are always
        // set either by the configuration panel or
        // security login.
        TlsConfig.init(principal, password);
        
    }
    
    // add root certificate to the config Advertisement
    public void addRootCert() {
        
        StructuredTextDocument paramDoc =
        (StructuredTextDocument)StructuredDocumentFactory.newStructuredDocument(
        new MimeMediaType("text", "xml"),
        "Parm");
        String rootCert = null;
        
        try {
            rootCert = TlsConfig.getRootCert();
        } catch (IOException e) {
            
            // This should never happen unless the file system is trashed.
            if (LOG.isEnabledFor(Priority.ERROR)) LOG.error("Cannot get root cert, Exception = ", e);
            
            return;
        }
        
        Element e = paramDoc.createElement("RootCert", rootCert);
        paramDoc.appendChild(e);
        advertisement.putServiceParam(PeerGroup.peerGroupClassID, paramDoc);
        
    }
    
    class PasswordDialog extends javax.swing.JDialog implements ActionListener {
        
        JTextField principalField = new JTextField(10);
        JPasswordField passwordField = new JPasswordField(10);
        
        private boolean principalDone = false;
        private boolean passwordDone = false;
        
        /**
         *  Dialog to prompt for a password
         */
        public PasswordDialog() {
	    super(JOptionPane.getRootFrame(), "JXTA Secure Login", /*modal*/true);
            
            JPanel contentPane = new JPanel(new java.awt.GridBagLayout());
            GridBagConstraints c = new GridBagConstraints(0, 0, 1, 1, 0.0, 0.0, GridBagConstraints.WEST,
		    GridBagConstraints.NONE, new Insets(4, 4, 4, 4), 0, 0);

	    contentPane.add(new JLabel("Secure Username:"), c);
	    c.gridy = 1;
	    contentPane.add(new JLabel("Password:"), c);
	    c.gridx = 1; c.gridy = 0; c.weightx = 1.0; c.fill = GridBagConstraints.HORIZONTAL;
	    contentPane.add(principalField, c);
	    c.gridy = 1;
	    contentPane.add(passwordField, c);
	    c.gridx = 0; c.gridy = 2; c.anchor = GridBagConstraints.EAST; c.gridwidth = 2; c.fill = GridBagConstraints.NONE;
	    JPanel buttonPanel = new JPanel(new java.awt.GridLayout(/*rows*/1, /*cols*/0));
	    JButton okButton = new JButton("OK");
	    getRootPane().setDefaultButton(okButton);
	    JButton cancelButton = new JButton("Cancel");
	    buttonPanel.add(okButton);
	    buttonPanel.add(cancelButton);
	    contentPane.add(buttonPanel, c);
            
	    cancelButton.addActionListener(new ActionListener() {
		    public void actionPerformed(ActionEvent e) {
            dispose();
            }
            });
	    okButton.addActionListener(this);
            setContentPane(contentPane);
        }
        
	public void showDialog() {
		pack();
		setLocationRelativeTo(null);
		setVisible(true);
            }

        public boolean wasCanceled() {
	    return canceled;
        }
        
        public void actionPerformed(ActionEvent e) {
            
            String password = new String(passwordField.getPassword());
            String principal = principalField.getText();
            
            if (principal.length() == 0 || !JTlsUtil.principalIsIssuer(principal) ){
                javax.swing.JOptionPane.showMessageDialog(this,
                "Invalid Secure Username. Try again.",
                "Error Message",
                javax.swing.JOptionPane.ERROR_MESSAGE);
                return;
            }
            
            if (password.length() == 0  || ! JTlsUtil.validPasswd(password) ){
                javax.swing.JOptionPane.showMessageDialog(this,
                "Invalid Password. Try again.",
                "Error Message",
                javax.swing.JOptionPane.ERROR_MESSAGE);
                return;
            }