ServiceResource.java

/*
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package com.sun.jersey.samples.atomserver.resources;

import java.io.ByteArrayOutputStream;
import java.io.InputStream;
import javax.ws.rs.GET;
import javax.ws.rs.Produces;
import javax.ws.rs.Path;
import javax.ws.rs.WebApplicationException;
import javax.ws.rs.core.Context;
import javax.ws.rs.core.UriInfo;
import org.jdom.Document;
import org.jdom.Element;
import org.jdom.Namespace;
import org.jdom.input.SAXBuilder;
import org.jdom.output.XMLOutputter;

/**
 *
 * @author Paul.Sandoz@Sun.Com
 */
@Path("/service")
@Produces("application/atomserv+xml")
public class ServiceResource {
    
    @GET
    public byte[] getService() {

        InputStream in = this.getClass().getClassLoader().getResourceAsStream("service.xml");
        SAXBuilder sb = new SAXBuilder();
        try {
            Document d = sb.build(in);
            Element root = d.getRootElement();
            Namespace ns = root.getNamespace();            
            Element collection = root.getChild("workspace", ns).getChild("collection", ns);
            collection.setAttribute("href", getCollectionUri());
            
            ByteArrayOutputStream baos = new ByteArrayOutputStream();
            XMLOutputter xmlo = new XMLOutputter();
            xmlo.output(d, baos);
            return baos.toByteArray();
        } catch (Exception e) {
            throw new WebApplicationException(e);
        }
    }
    
    @Context UriInfo uriInfo;
    
    private String getCollectionUri() {
        return uriInfo.getBaseUriBuilder().path(FeedResource.class).
                build().toString();
    }
}