package cz.muni.fi.pa165.ddtroops.web.rest;
import com.fasterxml.jackson.databind.ObjectMapper;
import cz.muni.fi.pa165.ddtroops.dto.RaceDTO;
import cz.muni.fi.pa165.ddtroops.serviceinterfaces.RaceService;
import java.io.IOException;
import javax.servlet.ServletConfig;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.web.context.support.SpringBeanAutowiringSupport;
/**
*
* @author Svoboda
*/
public class RaceRest extends HttpServlet {
@Autowired
@Qualifier("raceWebService")
private RaceService service;
private ObjectMapper mapper = new ObjectMapper();
@Override
protected void doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
request.setCharacterEncoding("utf-8");
String path = request.getPathInfo();
response.setContentType("application/json");
if (RestHelpers.isAll(path)) {
mapper.writeValue(response.getOutputStream(), service.getAll());
} else if (RestHelpers.isNonnegative(RestHelpers.getFirst(path))) {
mapper.writeValue(response.getOutputStream(), service.getById((long) Integer.parseInt(RestHelpers.getFirst(path))));
} else {
RestHelpers.printErrorMessage(response);
}
}
@Override
protected void doPost(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
request.setCharacterEncoding("utf-8");
String path = request.getPathInfo();
if (RestHelpers.isRoot(path)) {
try {
RaceDTO r = mapper.readValue(request.getInputStream(), RaceDTO.class);
service.create(r);
response.setHeader("Location", path);
} catch (IllegalArgumentException | NullPointerException e) {
RestHelpers.printErrorMessage(response);
}
} else {
RestHelpers.printErrorMessage(response);
}
}
@Override
protected void doDelete(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
request.setCharacterEncoding("utf-8");
String path = request.getPathInfo();
if (RestHelpers.isNonnegative(RestHelpers.getFirst(path))) {
try {
service.delete(service.getById((long) Integer.parseInt(RestHelpers.getFirst(path))));
} catch (NullPointerException e) {
RestHelpers.printErrorMessage(response);
}
} else {
RestHelpers.printErrorMessage(response);
}
}
@Override
protected void doPut(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
request.setCharacterEncoding("utf-8");
String path = request.getPathInfo();
if (RestHelpers.isNonnegative(RestHelpers.getFirst(path))) {
try {
RaceDTO r = mapper.readValue(request.getInputStream(), RaceDTO.class);
r.id = (long) Integer.parseInt(RestHelpers.getFirst(path));
service.update(r);
} catch (IllegalArgumentException | NullPointerException e) {
RestHelpers.printErrorMessage(response);
}
} else {
RestHelpers.printErrorMessage(response);
}
}
@Override
public void init(ServletConfig config) throws ServletException {
SpringBeanAutowiringSupport.processInjectionBasedOnServletContext(this, config.getServletContext());
super.init(config);
}
}