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MessageController.java
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MessageController.java
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package org.springframework.security.samples.mvc;
import javax.validation.Valid;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.security.samples.data.Message;
import org.springframework.security.samples.data.MessageRepository;
import org.springframework.stereotype.Controller;
import org.springframework.validation.BindingResult;
import org.springframework.web.bind.annotation.ModelAttribute;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.servlet.ModelAndView;
import org.springframework.web.servlet.mvc.support.RedirectAttributes;
@Controller
@RequestMapping("/")
public class MessageController {
private MessageRepository messageRepository;
@Autowired
public MessageController(MessageRepository messageRepository) {
this.messageRepository = messageRepository;
}
@RequestMapping
public ModelAndView list() {
Iterable<Message> messages = messageRepository.findAll();
return new ModelAndView("messages/inbox", "messages", messages);
}
@RequestMapping("{id}")
public ModelAndView view(@PathVariable("id") Message message) {
return new ModelAndView("messages/show", "message", message);
}
@RequestMapping(value = "{id}", method = RequestMethod.DELETE)
public String delete(@PathVariable("id") Message message, RedirectAttributes redirect) {
messageRepository.delete(message);
redirect.addFlashAttribute("globalMessage", "Message removed successfully");
return "redirect:/";
}
@RequestMapping(params = "form", method = RequestMethod.GET)
public String createForm(@ModelAttribute Message message) {
return "messages/compose";
}
@RequestMapping(method = RequestMethod.POST)
public ModelAndView create(@Valid Message message, BindingResult result,
RedirectAttributes redirect) {
if (result.hasErrors()) {
return new ModelAndView("messages/compose");
}
message = messageRepository.save(message);
redirect.addFlashAttribute("globalMessage", "Successfully created a new message");
return new ModelAndView("redirect:/{message.id}", "message.id", message.getId());
}
}