/**
   * Methode qui teste la validité d'une application
   *
   * @param applicationName
   * @param serverName
   * @throws ServiceException
   * @throws CheckException
   */
  public void isValid(String applicationName, String serverName)
      throws ServiceException, CheckException {
    logger.info("--CALL APP IS VALID--");
    Application application = new Application();
    logger.info("applicationName = " + applicationName + ", serverName = " + serverName);

    User user = authentificationUtils.getAuthentificatedUser();
    if (user == null) {
      throw new CheckException("User is not authentificated");
    }

    application.setName(applicationName);
    application.setUser(user);
    application.setModules(new ArrayList<>());

    this.checkCreate(application, serverName);
  }
  @Override
  @Transactional(rollbackFor = ServiceException.class)
  public Application create(String applicationName, String login, String serverName, String tagName)
      throws ServiceException, CheckException {

    // if tagname is null, we prefix with a ":"
    if (tagName != null) {
      tagName = ":" + tagName;
    }
    if (applicationName != null) {
      applicationName = applicationName.toLowerCase();
    }

    logger.info("--CALL CREATE NEW APP--");
    Application application = new Application();

    logger.info("applicationName = " + applicationName + ", serverName = " + serverName);

    User user = authentificationUtils.getAuthentificatedUser();

    // For cloning management
    if (tagName != null) {
      application.setAClone(true);
    }

    application.setName(applicationName);
    application.setUser(user);
    application.setModules(new ArrayList<>());

    // verify if application exists already
    this.checkCreate(application, serverName);

    // todo : use a session flag
    application.setStatus(Status.PENDING);

    application = this.saveInDB(application);
    serverService.checkMaxNumberReach(application);

    String subdomain = System.getenv("CU_SUB_DOMAIN") == null ? "" : System.getenv("CU_SUB_DOMAIN");

    List<Image> imagesEnabled = imageService.findEnabledImages();
    List<String> imageNames = new ArrayList<>();
    for (Image image : imagesEnabled) {
      imageNames.add(image.getName());
    }

    if (!imageNames.contains(serverName)) {
      throw new CheckException(messageSource.getMessage("server.not.found", null, locale));
    }

    try {
      // BLOC APPLICATION
      application.setDomainName(subdomain + suffixCloudUnitIO);
      application = applicationDAO.save(application);
      application.setManagerIp(dockerManagerIp);
      application.setJvmRelease(javaVersionDefault);
      application.setRestHost(restHost);
      logger.info(application.getManagerIp());

      // BLOC SERVER
      Server server = ServerFactory.getServer(serverName);
      // We get image associated to server
      Image image = imageService.findByName(serverName);
      server.setImage(image);
      server.setApplication(application);
      server.setName(serverName);
      server = serverService.create(server, tagName);

      List<Server> servers = new ArrayList<>();
      servers.add(server);
      application.setServers(servers);

      // BLOC MODULE
      Module moduleGit = this.addGitContainer(application, tagName);
      application.getModules().add(moduleGit);
      application.setGitContainerIP(moduleGit.getContainerIP());

      // Persistence for Application model
      application = applicationDAO.save(application);

      // Copy the ssh key from the server to git container to be able to deploy war with gitpush
      // During clone processus, env variables are not updated. We must wait for a restart before
      // to copy the ssh keys for git push
      if (tagName == null) {
        this.sshCopyIDToServer(application, user);
      }

    } catch (DataAccessException e) {
      throw new ServiceException(e.getLocalizedMessage(), e);
    }

    logger.info("" + application);
    logger.info(
        "ApplicationService : Application " + application.getName() + " successfully created.");

    return application;
  }