/*
* 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.impl.protocol;
import net.jxta.document.Attributable;
import net.jxta.document.Document;
import net.jxta.document.Element;
import net.jxta.document.MimeMediaType;
import net.jxta.document.StructuredDocumentFactory;
import net.jxta.document.StructuredDocumentUtils;
import net.jxta.document.StructuredTextDocument;
import net.jxta.document.TextElement;
import net.jxta.id.ID;
import net.jxta.id.IDFactory;
import net.jxta.peer.PeerID;
import net.jxta.protocol.PeerInfoQueryMessage;
import java.net.URI;
import java.net.URISyntaxException;
import java.util.Enumeration;
/**
* This class implements {@link net.jxta.protocol.PeerInfoQueryMessage}.
* <p/>
* <p>This message is part of the Peer PeerInfoService protocol
* <p/>
* <pre>
* <xs:element name="<classname>PeerInfoQueryMessage</classname>" type="jxta:PeerInfoQueryMessage"/>
* <p/>
* <xs:complexType name="PeerInfoQueryMessage">
* <xs:element name="sourcePid" type="xs:anyURI"/>
* <xs:element name="targetPid" type="xs:anyURI"/>
* <!-- if no present then the response is the general peerinfo -->
* <xs:element name="request" type="xs:anyType" minOccurs="0"/>
* </xs:complexType>
* </pre>
*
* @since JXTA 1.0
*/
public class PeerInfoQueryMsg extends PeerInfoQueryMessage {
public PeerInfoQueryMsg() {
super();
}
public PeerInfoQueryMsg(Element root) {
initialize(root);
}
public void initialize(Element root) {
if (!TextElement.class.isInstance(root)) {
throw new IllegalArgumentException(getClass().getName() + " only supports TextElement");
}
setSourcePid(null);
setTargetPid(null);
TextElement doc = (TextElement) root;
Enumeration elements = doc.getChildren();
while (elements.hasMoreElements()) {
TextElement element = (TextElement) elements.nextElement();
String elementName = element.getName();
if (elementName.equals("sourcePid")) {
try {
URI peerid = new URI(element.getTextValue());
ID id = IDFactory.fromURI(peerid);
setSourcePid((PeerID) id);
} catch (URISyntaxException badID) {
throw new IllegalArgumentException("Bad peerid ID in advertisement");
} catch (ClassCastException badID) {
throw new IllegalArgumentException("Unusable ID in advertisement");
}
continue;
}
if (elementName.equals("targetPid")) {
try {
URI peerid = new URI(element.getTextValue());
ID id = IDFactory.fromURI(peerid);
setTargetPid((PeerID) id);
} catch (URISyntaxException badID) {
throw new IllegalArgumentException("Bad peerid ID in advertisement");
} catch (ClassCastException badID) {
throw new IllegalArgumentException("Unusable ID in advertisement");
}
} else if (elementName.equals("request")) {
Enumeration elems = element.getChildren();
if (elems.hasMoreElements()) {
setRequest(StructuredDocumentUtils.copyAsDocument((Element) elems.nextElement()));
}
}
}
}
@Override
public Document getDocument(MimeMediaType encodeAs) {
StructuredTextDocument doc = (StructuredTextDocument)
StructuredDocumentFactory.newStructuredDocument(encodeAs, getMessageType());
if (doc instanceof Attributable) {
((Attributable) doc).addAttribute("xmlns:jxta", "http://jxta.org");
}
Element e = doc.createElement("sourcePid", getSourcePid().toString());
doc.appendChild(e);
e = doc.createElement("targetPid", getTargetPid().toString());
doc.appendChild(e);
Element request = getRequest();
if (null != request) {
e = doc.createElement("request");
doc.appendChild(e);
StructuredDocumentUtils.copyElements(doc, e, request);
}
return doc;
}
}