/*
* Copyright (c) 2001-2007 Sun Microsystems, Inc. All rights reserved.
*
* The Sun Project JXTA(TM) Software License
*
* 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 Sun Microsystems, Inc. for JXTA(TM) technology."
* 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.
*
* JXTA is a registered trademark of Sun Microsystems, Inc. in the United
* States and other countries.
*
* Please see the license information page at :
* <http://www.jxta.org/project/www/license.html> for instructions on use of
* the license in source files.
*
* ====================================================================
*
* 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.test.util;
import java.io.InputStream;
import java.util.Iterator;
import net.jxta.document.AdvertisementFactory;
import net.jxta.document.MimeMediaType;
import net.jxta.document.XMLDocument;
import net.jxta.endpoint.EndpointAddress;
import net.jxta.endpoint.Message;
import net.jxta.endpoint.MessageElement;
import net.jxta.endpoint.StringMessageElement;
import net.jxta.endpoint.TextDocumentMessageElement;
import net.jxta.endpoint.WireFormatMessage;
import net.jxta.endpoint.WireFormatMessageFactory;
import net.jxta.peer.PeerID;
import net.jxta.peergroup.PeerGroupID;
import net.jxta.protocol.PeerAdvertisement;
import net.jxta.protocol.RouteAdvertisement;
import net.jxta.util.CountingOutputStream;
import net.jxta.util.DevNullOutputStream;
import net.jxta.impl.endpoint.EndpointServiceImpl;
import net.jxta.impl.endpoint.router.EndpointRouterMessage;
import net.jxta.impl.rendezvous.StdRendezVousService;
/**
* Utility class to create the various types of JXTA mesasges
*/
public class MessageUtil {
static String incarnationTagName = "RdvIncarn" + PeerGroupID.defaultNetPeerGroupID.getUniqueValue().toString();
/**
* Adds source and destination message elements as well as endpoint route
* message
*
*@param message The message to add source and param to
*@param srcPeer source peer to base source address on
*@param dstAddress destination address
*@param service destination service id
*@param serviceParam destination service Param
*/
public static void addServiceParam(Message message, PeerAdvertisement padv, String myaddress, PeerID dstAddress, String service, String serviceParam) {
PeerID srcPeer = padv.getPeerID();
EndpointAddress srcAddr = new EndpointAddress("jxta", srcPeer.toString(), null, null);
MessageElement srcAddressElement = new StringMessageElement(EndpointServiceImpl.MESSAGE_SOURCE_NAME, myaddress, null);
message.replaceMessageElement(EndpointServiceImpl.MESSAGE_SOURCE_NS, srcAddressElement);
MessageElement dstAddressElement = new StringMessageElement(EndpointServiceImpl.MESSAGE_DESTINATION_NAME
,
"jxta://" + dstAddress.getUniqueValue().toString() + "/EndpointService:jxta-NetGroup/EndpointRouter"
,
(MessageElement) null);
message.replaceMessageElement(EndpointServiceImpl.MESSAGE_DESTINATION_NS, dstAddressElement);
EndpointRouterMessage erm = new EndpointRouterMessage(message, true);
erm.setSrcAddress(new EndpointAddress("jxta://" + srcPeer.getUniqueValue().toString()));
erm.setDestAddress(
new EndpointAddress("jxta://" + dstAddress.getUniqueValue().toString() + "/" + service + "/" + serviceParam));
erm.setLastHop(new EndpointAddress("jxta://" + srcPeer.getUniqueValue().toString()));
erm.setRouteAdv(getRouteAdv(padv, myaddress));
erm.updateMessage();
}
/**
* Print message element names, and sizes to stdout
*
*@param msg the Message
*/
public static void printMessageStats(Message message) {
printMessageStats(message, false);
}
/**
* Print message element names, and sizes to stdout
* if verbose print element content.
*
*@param msg the Message
*@param verbose print element content if true
*/
public static void printMessageStats(Message msg, boolean verbose) {
try {
CountingOutputStream cnt;
Iterator en = msg.getMessageElements();
System.out.println("------------------Begin Message---------------------");
WireFormatMessage serialed = WireFormatMessageFactory.toWire(msg, new MimeMediaType("application/x-jxta-msg")
,
(MimeMediaType[]) null);
System.out.println("Message Size :" + serialed.getByteLength());
while (en.hasNext()) {
MessageElement el = (MessageElement) en.next();
String eName = el.getElementName();
cnt = new CountingOutputStream(new DevNullOutputStream());
el.sendToStream(cnt);
long size = cnt.getBytesWritten();
System.out.println("Element " + eName + " : " + size);
if (verbose) {
System.out.println("[" + el + "]");
}
}
System.out.println("-------------------End Message----------------------");
} catch (Exception e) {
e.printStackTrace();
}
}
/**
* Create a Rendezvous Connect Message
*
*@param incarnation a pre-created incarnation number
*@param peeradv Description of the Parameter
*@return The rdv connect message
*/
public static Message rdvConnectMessage(PeerAdvertisement peeradv, String incarnation) {
Message msg = new Message();
PeerID peerid = peeradv.getPeerID();
try {
String incStr = peerid.toString() + "#" + incarnation;
MessageElement el = new StringMessageElement(incarnationTagName, incStr, null);
msg.addMessageElement("jxta", el);
XMLDocument doc = (XMLDocument) peeradv.getDocument(MimeMediaType.XMLUTF8);
msg.replaceMessageElement("jxta", new TextDocumentMessageElement(StdRendezVousService.ConnectRequest, doc, null));
} catch (Exception e) {
e.printStackTrace();
}
return msg;
}
public static RouteAdvertisement getRouteAdv(PeerAdvertisement padv, String address) {
RouteAdvertisement route = null;
try {
route = (RouteAdvertisement)
AdvertisementFactory.newAdvertisement(RouteAdvertisement.getAdvertisementType());
route.setDestPeerID(padv.getPeerID());
route.addDestEndpointAddress(new EndpointAddress(address));
} catch (Exception ex) {
ex.printStackTrace();
}
return route;
}
}