/** * Copyright 2005-2014 Restlet * * The contents of this file are subject to the terms of one of the following * open source licenses: Apache 2.0 or or EPL 1.0 (the "Licenses"). You can * select the license that you prefer but you may not use this file except in * compliance with one of these Licenses. * * You can obtain a copy of the Apache 2.0 license at * http://www.opensource.org/licenses/apache-2.0 * * You can obtain a copy of the EPL 1.0 license at * http://www.opensource.org/licenses/eclipse-1.0 * * See the Licenses for the specific language governing permissions and * limitations under the Licenses. * * Alternatively, you can obtain a royalty free commercial license with less * limitations, transferable or non-transferable, directly at * http://restlet.com/products/restlet-framework * * Restlet is a registered trademark of Restlet S.A.S. */ package org.restlet.example.book.restlet.ch04.sec2.sub4; import java.io.IOException; import org.restlet.data.Reference; import org.restlet.ext.xml.DomRepresentation; import org.restlet.representation.Representation; import org.restlet.resource.Get; import org.restlet.resource.Put; import org.restlet.resource.ServerResource; import org.w3c.dom.Document; import org.w3c.dom.Node; /** * Resource corresponding to a mail received or sent with the parent mail * account. Leverages the XPath language. */ public class MailServerResource extends ServerResource { @Get public Representation toXml() throws IOException { // Create a new DOM representation DomRepresentation result = new DomRepresentation(); // Ensure pretty printing result.setIndenting(true); // Retrieve the DOM document to populate Document doc = result.getDocument(); // Append the root node Node mailElt = doc.createElement("mail"); doc.appendChild(mailElt); // Append the child nodes and set their text content Node statusElt = doc.createElement("status"); statusElt.setTextContent("received"); mailElt.appendChild(statusElt); Node subjectElt = doc.createElement("subject"); subjectElt.setTextContent("Message to self"); mailElt.appendChild(subjectElt); Node contentElt = doc.createElement("content"); contentElt.setTextContent("Doh!"); mailElt.appendChild(contentElt); Node accountRefElt = doc.createElement("accountRef"); accountRefElt.setTextContent(new Reference(getReference(), "..") .getTargetRef().toString()); mailElt.appendChild(accountRefElt); return result; } @Put public void store(DomRepresentation mailRep) { // Retrieve the XML element using XPath expressions String status = mailRep.getText("/mail/status"); String subject = mailRep.getText("/mail/subject"); String content = mailRep.getText("/mail/content"); String accountRef = mailRep.getText("/mail/accountRef"); // Output the XML element values System.out.println("Status: " + status); System.out.println("Subject: " + subject); System.out.println("Content: " + content); System.out.println("Account URI: " + accountRef); } }