com.work.petclinic.web.MessageController.java Source code

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/*
 * Copyright 2002-2014 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.work.petclinic.web;

import java.util.Collection;

import javax.validation.Valid;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
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;

import com.work.petclinic.model.Message;
import com.work.petclinic.repository.MessageRepository;

/**
 * @author Rob Winch
 * @author Arnaldo Piccinelli
 */
@Controller
@RequestMapping("/messages")
public class MessageController {

    @Autowired
    private MessageRepository messageRepository;

    @RequestMapping
    public String list(Model model) {
        Collection<Message> messages = this.messageRepository.findAll();
        model.addAttribute("messages", messages);

        return "messages/messageList";
    }

    @RequestMapping("{id}")
    public ModelAndView view(@PathVariable("id") Message message) {
        return new ModelAndView("messages/messageView", "message", message);
    }

    @RequestMapping(params = "form", method = RequestMethod.GET)
    public String createForm(@ModelAttribute Message message) {
        return "messages/messageForm";
    }

    @RequestMapping(method = RequestMethod.POST)
    public ModelAndView create(@Valid Message message, BindingResult result, RedirectAttributes redirect) {
        if (result.hasErrors()) {
            return new ModelAndView("messages/messageForm", "formErrors", result.getAllErrors());
        }
        message = this.messageRepository.save(message);
        redirect.addFlashAttribute("statusMessage", "Successfully created a new message");
        return new ModelAndView("redirect:/messages/{message.id}", "message.id", message.getId());
    }

    @RequestMapping("foo")
    public String foo() {
        throw new RuntimeException("Expected exception in controller");
    }
}