/**
* Copyright (C) 2009-2012 the original author or authors.
* See the notice.md file distributed with this work for additional
* information regarding copyright ownership.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.fusesource.restygwt.examples.server;
import java.io.IOException;
import java.io.StringWriter;
import java.util.ArrayList;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import com.fasterxml.jackson.databind.ObjectMapper;
import org.fusesource.restygwt.client.Resource;
import org.fusesource.restygwt.examples.client.OrderConfirmation;
import org.fusesource.restygwt.examples.client.PizzaOrder;
import org.fusesource.restygwt.examples.client.Topping;
/**
* A simple example of how you can use the Jackson object mapper reuse the
* RestyGWT DTOs to process the RestyGWT service requests.
*
* @author <a href="http://hiramchirino.com">Hiram Chirino</a>
*/
public class PizzaServlet extends HttpServlet {
private static final long serialVersionUID = -5364009274470240593L;
@Override
protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
System.out.println("Processing Pizza Order...");
try {
ObjectMapper mapper = new ObjectMapper();
PizzaOrder order = mapper.readValue(req.getInputStream(), PizzaOrder.class);
StringWriter sw = new StringWriter();
mapper.writeValue(sw, order);
System.out.println("Request: " + sw.toString());
OrderConfirmation confirmation = new OrderConfirmation();
confirmation.order_id = 123123;
confirmation.order = order;
confirmation.price = 27.54;
confirmation.ready_time = System.currentTimeMillis() + 1000 * 60 * 30; // in
// 30
// min.
sw = new StringWriter();
mapper.writeValue(sw, confirmation);
System.out.println("Response: " + sw.toString());
resp.setContentType(Resource.CONTENT_TYPE_JSON);
mapper.writeValue(resp.getOutputStream(), confirmation);
System.out.println("Pizza Order Confirimed: " + confirmation.order_id);
} catch (Throwable e) {
e.printStackTrace();
} finally {
System.out.flush();
System.err.flush();
}
}
@Override
protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
System.out.println("Processing Toppings Listing");
try {
ObjectMapper mapper = new ObjectMapper();
ArrayList<Topping> toppings = new ArrayList<Topping>();
toppings.add(new Topping("pineapple", 0.50));
toppings.add(new Topping("ham", 0.50));
toppings.add(new Topping("peperoni", 0.50));
StringWriter sw = new StringWriter();
mapper.writeValue(sw, toppings);
System.out.println("Response: " + sw.toString());
resp.setContentType(Resource.CONTENT_TYPE_JSON);
mapper.writeValue(resp.getOutputStream(), toppings);
} catch (Throwable e) {
e.printStackTrace();
} finally {
System.out.flush();
System.err.flush();
}
}
@Override
protected void doDelete(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
System.out.println("Processing Ping");
System.out.flush();
System.err.flush();
}
}