/*
* JBoss, Home of Professional Open Source
* Copyright 2013 Red Hat Inc. and/or its affiliates and other contributors
* as indicated by the @authors tag. All rights reserved.
* See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* 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.jboss.arquillian.quickstart.cxf.service.rs;
import org.jboss.arquillian.quickstart.cxf.model.Stock;
import org.jboss.arquillian.quickstart.cxf.service.StockService;
import javax.ws.rs.Consumes;
import javax.ws.rs.DELETE;
import javax.ws.rs.DefaultValue;
import javax.ws.rs.GET;
import javax.ws.rs.POST;
import javax.ws.rs.PUT;
import javax.ws.rs.Path;
import javax.ws.rs.PathParam;
import javax.ws.rs.Produces;
import javax.ws.rs.WebApplicationException;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.Response;
import java.math.BigDecimal;
import java.net.URI;
import java.util.ArrayList;
import java.util.Date;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.atomic.AtomicLong;
/**
* A REST service implementation.
*
* @author <a href="mailto:jmnarloch@gmail.com">Jakub Narloch</a>
*/
@Path("/stocks")
@Consumes({MediaType.APPLICATION_JSON})
@Produces({MediaType.APPLICATION_JSON})
public class StockServiceResource implements StockService {
/**
* Stores the stocks using ids as map keys.
*/
private static final Map<Long, Stock> stockMap = new ConcurrentHashMap<Long, Stock>();
/**
* Counter used for assigning the id of newly created stocks.
*/
private static final AtomicLong counter = new AtomicLong(1L);
/**
* Creates new instance of {@link StockServiceResource} class.
*/
public StockServiceResource() {
// creates test stock
Stock stock = new Stock();
stock.setId(1L);
stock.setName("Acme");
stock.setCode("ACM");
stock.setValue(new BigDecimal(37.5D));
stock.setDate(new Date());
stockMap.put(stock.getId(), stock);
}
/**
* {@inheritDoc}
*/
@Path("/")
@POST
@Consumes({MediaType.APPLICATION_JSON})
@Override
public Response createStock(Stock stock) {
// assigns the stock id
stock.setId(counter.incrementAndGet());
// saves the stock
stockMap.put(stock.getId(), stock);
// creates response
return Response.created(URI.create("/stocks/" + stock.getId())).build();
}
/**
* {@inheritDoc}
*/
@Path("/{id}")
@PUT
@Consumes({MediaType.APPLICATION_JSON})
@Override
public void updateStock(@PathParam("id") long id, Stock stock) {
Stock current = stockMap.get(id);
if (current == null) {
throw new WebApplicationException(Response.Status.NOT_FOUND);
}
// updates the stock
current.setName(stock.getName());
current.setCode(stock.getCode());
current.setDate(stock.getDate());
current.setValue(stock.getValue());
}
/**
* {@inheritDoc}
*/
@Path("/{id}")
@GET
@Produces({MediaType.APPLICATION_JSON})
@Override
public Stock getStock(@PathParam("id") long id) {
Stock stock = stockMap.get(id);
if (stock == null) {
throw new WebApplicationException(Response.Status.NOT_FOUND);
}
return stock;
}
/**
* {@inheritDoc}
*/
@Path("/")
@GET
@Produces({MediaType.APPLICATION_JSON})
@Override
public List<Stock> getStocks(@DefaultValue("0") int startIndex, @DefaultValue("10") int size) {
// gets the list of all stocks in the current map
List<Stock> stocks = new ArrayList<Stock>(size);
Iterator<Stock> iter = stockMap.values().iterator();
int count = 0;
// skips records
while (iter.hasNext() && count < startIndex) {
iter.next();
}
while (iter.hasNext() && count < size) {
stocks.add(iter.next());
}
return stocks;
}
/**
* {@inheritDoc}
*/
@Path("/{id}")
@DELETE
@Consumes({MediaType.APPLICATION_JSON})
@Override
public Response deleteStock(@PathParam("id") long id) {
if (stockMap.remove(id) == null) {
throw new WebApplicationException(Response.Status.NOT_FOUND);
}
return Response.ok().build();
}
}