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Created December 22, 2015 17:57
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Extended HomeController showing how to format messages retrieved from a MessageSource
* Copyright 2015 Benedikt Ritter
* 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
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* See the License for the specific language governing permissions and
* limitations under the License.
package com.github.britter.springbootherokudemo;
import javax.validation.Valid;
import java.util.List;
import java.util.Locale;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.MessageSource;
import org.springframework.stereotype.Controller;
import org.springframework.ui.ModelMap;
import org.springframework.validation.BindingResult;
import org.springframework.web.bind.annotation.ModelAttribute;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
public class HomeController {
private RecordRepository repository;
private MessageSource msgSource;
public HomeController(RecordRepository repository, MessageSource msgSource) {
this.repository = repository;
this.msgSource = msgSource;
@RequestMapping(method = RequestMethod.GET)
public String home(ModelMap model) {
List<Record> records = repository.findAll();
model.addAttribute("records", records);
model.addAttribute("insertRecord", new Record());
model.addAttribute("commitHash", getAbbreviatedCommitHash());
return "home";
private String getAbbreviatedCommitHash() {
String commitHash = msgSource.getMessage("git.commit.hash", new Object[]{}, Locale.getDefault());
return commitHash.substring(0, 7);
@RequestMapping(method = RequestMethod.POST)
public String insertData(ModelMap model,
@ModelAttribute("insertRecord") @Valid Record record,
BindingResult result) {
if (!result.hasErrors()) {;
return home(model);
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