/** 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);
}
}
/**
* Init the framework
*
* @param root The application path
* @param id The framework id to use
*/
public static void init(File root, String id) {
// Simple things
Play.id = id;
Play.started = false;
Play.applicationPath = root;
// load all play.static of exists
initStaticStuff();
guessFrameworkPath();
// Read the configuration file
readConfiguration();
Play.classes = new ApplicationClasses();
// Configure logs
Logger.init();
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"));
Logger.info("Starting %s", root.getAbsolutePath());
if (configuration.getProperty("play.tmp", "tmp").equals("none")) {
tmpDir = null;
Logger.debug("No tmp folder will be used (play.tmp is set to none)");
} else {
tmpDir = new File(configuration.getProperty("play.tmp", "tmp"));
if (!tmpDir.isAbsolute()) {
tmpDir = new File(applicationPath, tmpDir.getPath());
}
if (Logger.isTraceEnabled()) {
Logger.trace("Using %s as tmp dir", Play.tmpDir);
}
if (!tmpDir.exists()) {
try {
if (readOnlyTmp) {
throw new Exception("ReadOnly tmp");
}
tmpDir.mkdirs();
} catch (Throwable e) {
tmpDir = null;
Logger.warn("No tmp folder will be used (cannot create the tmp dir)");
}
}
}
// Mode
try {
mode = Mode.valueOf(configuration.getProperty("application.mode", "DEV").toUpperCase());
} catch (IllegalArgumentException e) {
Logger.error(
"Illegal mode '%s', use either prod or dev",
configuration.getProperty("application.mode"));
fatalServerErrorOccurred();
}
// Force the Production mode if forceProd or precompile is activate
// Set to the Prod mode must be done before loadModules call
// as some modules (e.g. DocViewver) is only available in DEV
if (usePrecompiled || forceProd || System.getProperty("precompile") != null) {
mode = Mode.PROD;
}
// Context path
ctxPath = configuration.getProperty("http.path", ctxPath);
// Build basic java source path
VirtualFile appRoot = VirtualFile.open(applicationPath);
roots.add(appRoot);
javaPath = new CopyOnWriteArrayList<VirtualFile>();
javaPath.add(appRoot.child("app"));
javaPath.add(appRoot.child("conf"));
// Build basic templates path
if (appRoot.child("app/views").exists()) {
templatesPath = new ArrayList<VirtualFile>(2);
templatesPath.add(appRoot.child("app/views"));
} else {
templatesPath = new ArrayList<VirtualFile>(1);
}
// Main route file
routes = appRoot.child("conf/routes");
// Plugin route files
modulesRoutes = new HashMap<String, VirtualFile>(16);
// Load modules
loadModules();
// Load the templates from the framework after the one from the modules
templatesPath.add(VirtualFile.open(new File(frameworkPath, "framework/templates")));
// Enable a first classloader
classloader = new ApplicationClassloader();
// Fix ctxPath
if ("/".equals(Play.ctxPath)) {
Play.ctxPath = "";
}
// Default cookie domain
Http.Cookie.defaultDomain = configuration.getProperty("application.defaultCookieDomain", null);
if (Http.Cookie.defaultDomain != null) {
Logger.info("Using default cookie domain: " + Http.Cookie.defaultDomain);
}
// Plugins
pluginCollection.loadPlugins();
// Done !
if (mode == Mode.PROD) {
if (preCompile() && System.getProperty("precompile") == null) {
start();
} else {
return;
}
} else {
Logger.warn("You're running Play! in DEV mode");
}
// Plugins
pluginCollection.onApplicationReady();
Play.initialized = true;
}