private void editConference(HttpServletRequest request, HttpServletResponse response)
throws IOException, ParseException {
String confNameBeforeEdit = request.getParameter(ProjConst.CONF_NAME_BEFORE_EDIT);
Conference origConf = ConferenceDao.getInstance().getConferenceByName(confNameBeforeEdit);
String confName = request.getParameter(ProjConst.CONF_NAME);
String desc = request.getParameter(ProjConst.CONF_DESC);
String location = request.getParameter(ProjConst.CONF_LOCATION);
DateFormat formatter = new SimpleDateFormat("MM/dd/yyyy");
Date startDate = (Date) formatter.parse(request.getParameter(ProjConst.CONF_START_DATE));
Date endDate = (Date) formatter.parse(request.getParameter(ProjConst.CONF_END_DATE));
Location locationInstance = LocationDao.getInstance().getLocationByName(location);
origConf
.setName(confName)
.setDescription(desc)
.setLocation(locationInstance)
.setStartDate(startDate)
.setEndDate(endDate);
JsonObject jsonObject = new JsonObject();
String resultSuccess;
String message;
try {
ConferenceDao.getInstance().updateConference(origConf);
message = "Conference successfully edited";
resultSuccess = "true";
} catch (Exception e) {
message = "Found problem while editing conference";
resultSuccess = "false";
}
response.setContentType("application/json;charset=UTF-8");
PrintWriter out = response.getWriter();
try {
Gson gson = new Gson();
String json;
if (ConferenceDao.getInstance().isConferenceNameExists(confName)) {
jsonObject.addProperty("resultSuccess", resultSuccess);
jsonObject.addProperty("message", message);
json = gson.toJson(jsonObject);
} else {
jsonObject.addProperty("resultSuccess", "false");
jsonObject.addProperty("message", "Failed to edit conference");
json = gson.toJson(jsonObject);
}
out.write(json);
out.flush();
} finally {
out.close();
}
}
