AddressAdapter.java

/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright (c) 2013 Oracle and/or its affiliates. All rights reserved.
 *
 * The contents of this file are subject to the terms of either the GNU
 * General Public License Version 2 only ("GPL") or the Common Development
 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in compliance with the License.  You can
 * obtain a copy of the License at
 * http://glassfish.java.net/public/CDDL+GPL_1_1.html
 * or packager/legal/LICENSE.txt.  See the License for the specific
 * language governing permissions and limitations under the License.
 *
 * When distributing the software, include this License Header Notice in each
 * file and include the License file at packager/legal/LICENSE.txt.
 *
 * GPL Classpath Exception:
 * Oracle designates this particular file as subject to the "Classpath"
 * exception as provided by Oracle in the GPL Version 2 section of the License
 * file that accompanied this code.
 *
 * Modifications:
 * If applicable, add the following below the License Header, with the fields
 * enclosed by brackets [] replaced by your own identifying information:
 * "Portions Copyright [year] [name of copyright owner]"
 *
 * Contributor(s):
 * If you wish your version of this file to be governed by only the CDDL or
 * only the GPL Version 2, indicate your decision by adding "[Contributor]
 * elects to include this software in this distribution under the [CDDL or GPL
 * Version 2] license."  If you don't indicate a single choice of license, a
 * recipient has the option to distribute your version of this file under
 * either the CDDL, the GPL Version 2 or to extend the choice of license to
 * its licensees as provided above.  However, if you add GPL Version 2 code
 * and therefore, elected the GPL Version 2 license, then the option applies
 * only if the new code is made subject to such option by the copyright
 * holder.
 */

package com.sun.jersey.samples.hypermedia.server.model.adapters;

import com.sun.jersey.samples.hypermedia.Main;
import com.sun.jersey.samples.hypermedia.server.db.DB;
import com.sun.jersey.samples.hypermedia.server.model.Address;
import java.net.URI;
import javax.xml.bind.annotation.adapters.XmlAdapter;

/**
 * AddressAdapter class.
 *
 * @author Santiago.PericasGeertsen@sun.com
 */
public class AddressAdapter extends XmlAdapter<URI, Address> {

    @Override
    public URI marshal(Address bt) throws Exception {
        return new URI(Main.BASE_URI.toString() 
                + "customers/" + bt.getCustomer().getId()
                + "/address/" + bt.getId());
    }

    /**
     * URI is http://.../customers/{id}/address/{id}
     */
    @Override
    public Address unmarshal(URI vt) throws Exception {
        String s = vt.toString();
        int last = s.length();
        int first = s.lastIndexOf('/');
        String addressId = s.substring(first, last);
        last = first;
        first = s.lastIndexOf('/', last);       // skip 'address'
        last = first;
        first = s.lastIndexOf('/', last);
        String customerId = s.substring(first, last);
        return DB.customers.get(customerId).getAddressById(addressId);
    }
}