@Override
protected void doPost(HttpServletRequest req, HttpServletResponse resp)
throws ServletException, IOException {
// For application Attributes
ServletContext application = getServletContext();
// Retrieve parameter "id"
int id = Integer.parseInt(req.getParameter("id"));
// Retrieve task from database
EntityManager em = PersistenceUtils.createEntityManager();
Task editTask = Task.findById(em, id);
// Retrieve parameter "text"
String text = req.getParameter("text");
// Update Text
editTask.setText(text);
// Update task on database
try {
editTask.update(em);
} catch (Exception e) {
// TODO: Exception handling
}
em.close();
// Redirect to index
String base = (String) application.getAttribute("base");
resp.sendRedirect(base + "/index");
}
@Override
protected void doGet(HttpServletRequest req, HttpServletResponse resp)
throws ServletException, IOException {
// Retrieve parameter "id"
int id = Integer.parseInt(req.getParameter("id"));
// Retrieve task from database
EntityManager em = PersistenceUtils.createEntityManager();
Task editTask = Task.findById(em, id);
em.close();
// Task as attribute
req.setAttribute("task", editTask);
// Forward to edit_form
RequestDispatcher dispatcher = req.getRequestDispatcher("/views/edit_form.jsp");
dispatcher.forward(req, resp);
}
