tlsmessenger.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

/************************************************************************
 *
 * $Id: TlsMessenger.java,v 1.5 2002/01/03 01:07:27 bondolo Exp $
 *
 * Copyright (c) 2001 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.
 *********************************************************************************/

package net.jxta.impl.endpoint.tls;

import net.jxta.endpoint.*;
import net.jxta.document.*;
import net.jxta.peergroup.*;
import net.jxta.discovery.*;
import net.jxta.id.*;
import net.jxta.protocol.*;
import net.jxta.impl.protocol.*;
import net.jxta.resolver.*;
import net.jxta.exception.*;
import net.jxta.peer.PeerID;

import net.jxta.impl.util.*;
import net.jxta.impl.discovery.*;

import java.io.*;
import java.util.*;
import java.net.URL;
import org.apache.log4j.Category; import org.apache.log4j.Priority;

/**
 * This class implements sending message onto a TLS connection.
 **/

public class TlsMessenger implements EndpointMessenger {

    private static final Category LOG = Category.getInstance(TlsMessenger.class.getName());
        
    private EndpointMessenger messenger = null;
    private EndpointAddress  destAddress = null;
    private TlsTransport transport = null;
    private TlsConn conn = null;
    private String localPeerAddr = null;
   
    public TlsMessenger(EndpointAddress destAddress,
			TlsConn conn,
			TlsTransport tp) {

	if( conn == null ) {
	    if (LOG.isEnabledFor(Priority.DEBUG)) LOG.debug( "null TLS connection!" );
	    throw new IllegalArgumentException( "null TLS connection!");
	}
            
	this.conn = conn;
	this.destAddress = destAddress;
	this.transport = tp;
	this.localPeerAddr = transport.getPublicAddress().toString();
    }
        
    public void sendMessage(Message message) throws IOException {
            
	if (LOG.isEnabledFor(Priority.DEBUG)) LOG.debug("TlsMessenger.sendMessage starts");

	InputStream ip = null;
	TlsMessage tlsMsg = null;

	    
	if (message.hasElement(TlsMessage.Name)) {
	    // There should not be a TLS  Message. If there is
	    // just remove it (already done by pop and printout a debug statement
	    message.removeElement (TlsMessage.Name);
	    if (LOG.isEnabledFor(Priority.DEBUG)) LOG.debug ("The outgoing message already had a TLS message.");
	} 

	tlsMsg = new TlsMessage();
	tlsMsg.setSrcAddress(localPeerAddr);
	tlsMsg.setDestAddress(destAddress.toString());

	// Push the TLS header onto the message.
	// That's all we have to do for now.
	message.addElement( message.newMessageElement(TlsMessage.Name,
						      null,
						      tlsMsg.getInputStream()));

	// Give the message to the TLS connection
	conn.sendMessage(message);
	    
    }
        
    public void close() {

    }
}