Beispiel #1
0
 /** Detect sources modifications */
 public static synchronized void detectChanges() {
   if (mode == Mode.PROD) {
     return;
   }
   try {
     pluginCollection.beforeDetectingChanges();
     if (!pluginCollection.detectClassesChange()) {
       classloader.detectChanges();
     }
     Router.detectChanges(ctxPath);
     for (VirtualFile conf : confs) {
       if (conf.lastModified() > startedAt) {
         start();
         return;
       }
     }
     pluginCollection.detectChange();
     if (!Play.started) {
       throw new RuntimeException("Not started");
     }
   } catch (PlayException e) {
     throw e;
   } catch (Exception e) {
     // We have to do a clean refresh
     start();
   }
 }
Beispiel #2
0
  /** Start the application. Recall to restart ! */
  public static synchronized void start() {
    try {

      if (started) {
        stop();
      }

      if (standalonePlayServer) {
        // Can only register shutdown-hook if running as standalone server
        if (!shutdownHookEnabled) {
          // registers shutdown hook - Now there's a good chance that we can notify
          // our plugins that we're going down when some calls ctrl+c or just kills our process..
          shutdownHookEnabled = true;
          Runtime.getRuntime()
              .addShutdownHook(
                  new Thread() {
                    public void run() {
                      Play.stop();
                    }
                  });
        }
      }

      if (mode == Mode.DEV) {
        // Need a new classloader
        classloader = new ApplicationClassloader();
        // Put it in the current context for any code that relies on having it there
        Thread.currentThread().setContextClassLoader(classloader);
        // Reload plugins
        pluginCollection.reloadApplicationPlugins();
      }

      // Reload configuration
      readConfiguration();

      // Configure logs
      String logLevel = configuration.getProperty("application.log", "INFO");
      // only override log-level if Logger was not configured manually
      if (!Logger.configuredManually) {
        Logger.setUp(logLevel);
      }
      Logger.recordCaller =
          Boolean.parseBoolean(configuration.getProperty("application.log.recordCaller", "false"));

      // Locales
      langs =
          new ArrayList<String>(
              Arrays.asList(configuration.getProperty("application.langs", "").split(",")));
      if (langs.size() == 1 && langs.get(0).trim().length() == 0) {
        langs = new ArrayList<String>(16);
      }

      // Clean templates
      TemplateLoader.cleanCompiledCache();

      // SecretKey
      secretKey = configuration.getProperty("application.secret", "").trim();
      if (secretKey.length() == 0) {
        Logger.warn("No secret key defined. Sessions will not be encrypted");
      }

      // Default web encoding
      String _defaultWebEncoding = configuration.getProperty("application.web_encoding");
      if (_defaultWebEncoding != null) {
        Logger.info("Using custom default web encoding: " + _defaultWebEncoding);
        defaultWebEncoding = _defaultWebEncoding;
        // Must update current response also, since the request/response triggering
        // this configuration-loading in dev-mode have already been
        // set up with the previous encoding
        if (Http.Response.current() != null) {
          Http.Response.current().encoding = _defaultWebEncoding;
        }
      }

      // Try to load all classes
      Play.classloader.getAllClasses();

      // Routes
      Router.detectChanges(ctxPath);

      // Cache
      Cache.init();

      // Plugins
      try {
        pluginCollection.onApplicationStart();
      } catch (Exception e) {
        if (Play.mode.isProd()) {
          Logger.error(e, "Can't start in PROD mode with errors");
        }
        if (e instanceof RuntimeException) {
          throw (RuntimeException) e;
        }
        throw new UnexpectedException(e);
      }

      if (firstStart) {
        Logger.info(
            "Application '%s' is now started !", configuration.getProperty("application.name", ""));
        firstStart = false;
      }

      // We made it
      started = true;
      startedAt = System.currentTimeMillis();

      // Plugins
      pluginCollection.afterApplicationStart();

    } catch (PlayException e) {
      started = false;
      try {
        Cache.stop();
      } catch (Exception ignored) {
      }
      throw e;
    } catch (Exception e) {
      started = false;
      try {
        Cache.stop();
      } catch (Exception ignored) {
      }
      throw new UnexpectedException(e);
    }
  }