@Override
protected void doPost(HttpServletRequest req, HttpServletResponse resp)
throws ServletException, IOException {
String query = req.getParameter("query");
ServiceResponse<Meeting> response;
Type responseType = new TypeToken<ServiceResponse<Meeting>>() {}.getType();
switch (query) {
case RestApi.GET_MEETING:
String title = req.getParameter("title");
Meeting meeting = restService.getMeeting(title);
if (meeting != null) {
response = new ServiceResponse<>(meeting);
GsonHelper.write(response, responseType, resp.getOutputStream());
} else {
response =
new ServiceResponse<>(
ServiceResponse.FAIL, ServiceResponse.MEETING_NOT_FOUND_MASSAGE);
GsonHelper.write(response, resp.getOutputStream());
}
break;
case RestApi.FIND_MEETING:
String fragment = req.getParameter("fragment");
Meeting findMeeting = restService.getMeetingByDescriptionFragment(fragment);
if (findMeeting != null) {
response = new ServiceResponse<>(findMeeting);
GsonHelper.write(response, responseType, resp.getOutputStream());
} else {
response =
new ServiceResponse<>(
ServiceResponse.FAIL, ServiceResponse.MEETING_NOT_FOUND_MASSAGE);
GsonHelper.write(response, resp.getOutputStream());
}
break;
}
}
@Override
protected void doGet(HttpServletRequest req, HttpServletResponse resp)
throws ServletException, IOException {
String query = req.getParameter("query");
switch (query) {
case RestApi.AUTHENTICATION:
String userPassword = req.getParameter("password");
boolean result = restService.checkPassword(userPassword);
ServiceResponse response;
if (result) {
response = new ServiceResponse(ServiceResponse.SUCCESS, "Success connect");
} else {
response = new ServiceResponse(ServiceResponse.FAIL, "Authentication error");
}
GsonHelper.write(response, resp.getOutputStream());
break;
case RestApi.GET_MEETINGS:
ServiceResponse<Collection<String>> meetingsResponse =
new ServiceResponse<>(restService.getMeetings());
GsonHelper.write(
meetingsResponse,
new TypeToken<ServiceResponse<Collection<String>>>() {}.getType(),
resp.getOutputStream());
break;
}
}
@Override
protected void doPut(HttpServletRequest req, HttpServletResponse resp)
throws ServletException, IOException {
String query = req.getParameter("query");
ServiceResponse response;
switch (query) {
case RestApi.CREATE_MEETING:
Meeting newMeeting = GsonHelper.read(Meeting.class, req.getInputStream());
restService.addMeeting(newMeeting);
response = new ServiceResponse(ServiceResponse.SUCCESS, "Meeting created");
GsonHelper.write(response, resp.getOutputStream());
break;
case RestApi.ACCEPT_MEETING:
String title = req.getParameter("title");
Participant participant = GsonHelper.read(Participant.class, req.getInputStream());
Meeting acceptMeeting = restService.acceptMeeting(participant, title);
if (acceptMeeting != null) {
response = new ServiceResponse(ServiceResponse.SUCCESS, "You accept meeting");
GsonHelper.write(response, resp.getOutputStream());
} else {
response =
new ServiceResponse(
ServiceResponse.FAIL,
"Accept error: " + ServiceResponse.MEETING_NOT_FOUND_MASSAGE);
GsonHelper.write(response, resp.getOutputStream());
}
break;
}
}
@Override
protected void doDelete(HttpServletRequest req, HttpServletResponse resp)
throws ServletException, IOException {
String query = req.getParameter("query");
ServiceResponse response;
switch (query) {
case RestApi.REMOVE_MEETING:
String title = req.getParameter("title");
Meeting meeting = restService.removeMeeting(title);
if (meeting != null) {
response = new ServiceResponse(ServiceResponse.SUCCESS, "Meeting deleted");
} else {
response =
new ServiceResponse(ServiceResponse.FAIL, ServiceResponse.MEETING_NOT_FOUND_MASSAGE);
}
GsonHelper.write(response, resp.getOutputStream());
break;
}
}