transports.java

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/*
 * 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.
 *
 * $Id: transports.java,v 1.9 2004/10/12 19:42:22 bondolo Exp $
 */

package net.jxta.impl.shell.bin.transports;

import java.util.Iterator;

import net.jxta.endpoint.EndpointAddress;
import net.jxta.endpoint.EndpointService;
import net.jxta.endpoint.MessageReceiver;
import net.jxta.endpoint.MessageSender;
import net.jxta.endpoint.MessageTransport;
import net.jxta.peergroup.PeerGroup;

import net.jxta.impl.shell.ShellApp;
import net.jxta.impl.shell.ShellEnv;
import net.jxta.impl.shell.ShellObject;

/**
 * Display information about the message transports available in the current group
 */
public class transports extends ShellApp {
    
    /**
     *  {@inheritDoc}
     **/
    public int startApp(String[] args) {
        
        ShellObject obj =  null;
        
        ShellEnv myEnv = getEnv();
        
        obj = myEnv.get("stdgroup");
        
        PeerGroup pg = (PeerGroup) obj.getObject();
        EndpointService ep = pg.getEndpointService();
        
        Iterator eachTransport = ep.getAllMessageTransports();
        
        println( "Message Transports for group : " + pg.getPeerGroupName() );
        
        while( eachTransport.hasNext() ) {
            MessageTransport aTransport = (MessageTransport) eachTransport.next();
            
            println( "\nMessage Transport : '" + aTransport.getProtocolName()
            + "' in " + aTransport.getEndpointService().getGroup().getPeerGroupName() + " [" + aTransport.getEndpointService().getGroup().getPeerGroupID() + "]" );
            
            if( aTransport instanceof MessageSender ) {
                MessageSender sender = (MessageSender)aTransport;
                
                println( "\tMessage Sender : " + sender.getPublicAddress() );
                println( "\t\tAllow Routing : " + sender.allowsRouting() );
                println( "\t\tConnection Oriented : " + sender.isConnectionOriented() );
                println( "\t\tPropagation supported : " + sender.isPropagateEnabled() );
                println( "\t\tPropagation enabled : " + sender.isPropagationSupported() );
            }
            
            if( aTransport instanceof MessageReceiver ) {
                println( "\tMessage Receiver : " );
                
                Iterator eachPublicAddress = ((MessageReceiver)aTransport).getPublicAddresses();
                
                while( eachPublicAddress.hasNext() ) {
                    EndpointAddress anEndpointAddress = (EndpointAddress) eachPublicAddress.next();
                    
                    println( "\t\tAddress : " + anEndpointAddress );
                }
            }
        }
        
        
        return ShellApp.appNoError;
    }
    
    public int syntaxError() {
        consoleMessage("Error: transports");
        return ShellApp.appParamError;
    }
    
    /**
     *  {@inheritDoc}
     **/
    public String getDescription() {
        return "Display information about the message transports available in the current group";
    }
    
    /**
     *  {@inheritDoc}
     **/
    public void help() {
        println("NAME");
        println("     transports - " + getDescription() );
        println(" ");
        println("SYNOPSIS");
        println("     transports ");
        println(" ");
        println("DESCRIPTION");
        println(" ");
        println("Display information about the messge transports available in" );
        println("the current group");
        println("");
        println("EXAMPLE");
        println(" ");
        println("    JXTA>transports");
        println(" ");
        println("This example displays the current message transports in this group." );
        println(" ");
    }
    
}