/* * 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: PeerInfoQueryMsg.java,v 1.7 2003/05/20 02:05:48 iam Exp $ */package net.jxta.impl.protocol;import java.net.MalformedURLException;import java.net.URL;import java.net.UnknownServiceException;import java.util.Enumeration;import net.jxta.document.*;import net.jxta.peer.PeerID;import net.jxta.id.ID;import net.jxta.id.IDFactory;import net.jxta.protocol.PeerInfoQueryMessage;/** * This class implements {@link net.jxta.protocol.PeerInfoQueryMessage}. * * <p>This message is part of the Peer PeerInfoService protocol * * <pre> * &lt;xs:element name="<classname>PeerInfoQueryMessage</classname>" type="jxta:PeerInfoQueryMessage"/> * * &lt;xs:complexType name="PeerInfoQueryMessage"> *     &lt;xs:element name="sourcePid" type="xs:anyURI"/> *     &lt;xs:element name="targetPid" type="xs:anyURI"/> *     &lt;!-- if no present then the response is the general peerinfo --> *     &lt;xs:element name="request" type="xs:anyType" minOccurs="0"/> * &lt;/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 {		    		URL peerid =  IDFactory.jxtaURL( element.getTextValue() );		    		ID id = IDFactory.fromURL( peerid );		    		if ( !(id instanceof PeerID))		    			throw new IllegalArgumentException( "Bad ID in advertisement, not a PeerID" );                    setSourcePid( (PeerID) id);                } catch ( MalformedURLException badID ) {                    throw new IllegalArgumentException( "Bad peerid ID in advertisement" );                } catch ( UnknownServiceException badID ) {                    throw new IllegalArgumentException( "Unusable ID in advertisement" );                }                continue;            }                        if (elementName.equals("targetPid")) {                try {		    		URL peerid =  IDFactory.jxtaURL( element.getTextValue() );		    		ID id = IDFactory.fromURL( peerid );		    		if ( !(id instanceof PeerID))		    			throw new IllegalArgumentException( "Bad ID in advertisement, not a PeerID" );                    setTargetPid( (PeerID) id);                 } catch ( MalformedURLException badID ) {                    throw new IllegalArgumentException( "Bad peerid ID in advertisement" );                } catch ( UnknownServiceException badID ) {                    throw new IllegalArgumentException( "Unusable ID in advertisement" );                }            }                        if (elementName.equals("request")) {                Enumeration elems = element.getChildren();                if( elems.hasMoreElements() )                    setRequest(StructuredDocumentUtils.copyAsDocument(                    (Element) elems.nextElement() ) );                continue;            }        }    }        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 = null;                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;    }    }