/** Create the web context for the application of specified name */
WebAppContext createWebAppContext(Builder b) {
WebAppContext ctx = new WebAppContext();
setContextAttributes(ctx.getServletContext(), b.contextAttrs);
ctx.setDisplayName(b.name);
ctx.setContextPath("/");
ctx.setWar(appDir + "/" + b.name);
return ctx;
}
public EmbeddedWebServer(BimServer bimServer, boolean localDev) {
server = new Server();
// Disabled 26-04-2015, I am pretty sure we don't use session anymore at all
// HashSessionIdManager hashSessionIdManager = new HashSessionIdManager(new Random()); //
// Should be SecureRandom, but this makes startup slow on certain systems
// server.setSessionIdManager(hashSessionIdManager);
ServerConnector socketConnector = new ServerConnector(server);
socketConnector.setPort(bimServer.getConfig().getPort());
server.addConnector(socketConnector);
context = new WebAppContext(server, "", "/");
context.setTempDirectory(bimServer.getHomeDir().resolve("jettytmp").toFile());
if (localDev) {
// TODO document why
context.setDefaultsDescriptor("www/WEB-INF/webdefault.xml");
}
context.getServletContext().setAttribute("bimserver", bimServer);
if (context.getResourceBase() == null) {
context.setResourceBase("../BimServer/www");
}
}
/**
* @see
* org.eclipse.jetty.webapp.AbstractConfiguration#configure(org.eclipse.jetty.webapp.WebAppContext)
*/
@Override
public void configure(WebAppContext context) throws Exception {
context.addDecorator(new AnnotationDecorator(context));
// Even if metadata is complete, we still need to scan for ServletContainerInitializers - if
// there are any
if (!context.getMetaData().isMetaDataComplete()) {
// If metadata isn't complete, if this is a servlet 3 webapp or isConfigDiscovered is true, we
// need to search for annotations
if (context.getServletContext().getEffectiveMajorVersion() >= 3
|| context.isConfigurationDiscovered()) {
_discoverableAnnotationHandlers.add(new WebServletAnnotationHandler(context));
_discoverableAnnotationHandlers.add(new WebFilterAnnotationHandler(context));
_discoverableAnnotationHandlers.add(new WebListenerAnnotationHandler(context));
}
}
// Regardless of metadata, if there are any ServletContainerInitializers with @HandlesTypes,
// then we need to scan all the
// classes so we can call their onStartup() methods correctly
createServletContainerInitializerAnnotationHandlers(
context, getNonExcludedInitializers(context));
if (!_discoverableAnnotationHandlers.isEmpty()
|| _classInheritanceHandler != null
|| !_containerInitializerAnnotationHandlers.isEmpty()) scanForAnnotations(context);
// Resolve container initializers
List<ContainerInitializer> initializers =
(List<ContainerInitializer>)
context.getAttribute(AnnotationConfiguration.CONTAINER_INITIALIZERS);
if (initializers != null && initializers.size() > 0) {
Map<String, Set<String>> map =
(Map<String, Set<String>>)
context.getAttribute(AnnotationConfiguration.CLASS_INHERITANCE_MAP);
if (map == null) LOG.warn("ServletContainerInitializers: detected. Class hierarchy: empty");
for (ContainerInitializer i : initializers) i.resolveClasses(context, map);
}
}
@SuppressWarnings({"unchecked", "rawtypes"})
public Task<Void> start() {
// Ensuring that jersey will use singletons from the orbit container.
ServiceLocator locator = Injections.createLocator();
DynamicConfigurationService dcs = locator.getService(DynamicConfigurationService.class);
DynamicConfiguration dc = dcs.createDynamicConfiguration();
final List<Class<?>> classes = new ArrayList<>(providers);
if (container != null) {
classes.addAll(container.getClasses());
for (final Class<?> c : container.getClasses()) {
if (c.isAnnotationPresent(Singleton.class)) {
Injections.addBinding(
Injections.newFactoryBinder(
new Factory() {
@Override
public Object provide() {
return container.get(c);
}
@Override
public void dispose(final Object instance) {}
})
.to(c),
dc);
}
}
}
dc.commit();
final ResourceConfig resourceConfig = new ResourceConfig();
// installing jax-rs classes known by the orbit container.
for (final Class c : classes) {
if (c.isAnnotationPresent(javax.ws.rs.Path.class)
|| c.isAnnotationPresent(javax.ws.rs.ext.Provider.class)) {
resourceConfig.register(c);
}
}
final WebAppContext webAppContext = new WebAppContext();
final ProtectionDomain protectionDomain = EmbeddedHttpServer.class.getProtectionDomain();
final URL location = protectionDomain.getCodeSource().getLocation();
logger.info(location.toExternalForm());
webAppContext.setInitParameter("useFileMappedBuffer", "false");
webAppContext.setWar(location.toExternalForm());
// this sets the default service locator to one that bridges to the orbit container.
webAppContext.getServletContext().setAttribute(ServletProperties.SERVICE_LOCATOR, locator);
webAppContext.setContextPath("/*");
webAppContext.addServlet(new ServletHolder(new ServletContainer(resourceConfig)), "/*");
final ContextHandler resourceContext = new ContextHandler();
ResourceHandler resourceHandler = new ResourceHandler();
resourceHandler.setDirectoriesListed(true);
resourceHandler.setWelcomeFiles(new String[] {"index.html"});
resourceHandler.setBaseResource(Resource.newClassPathResource("/web"));
resourceContext.setHandler(resourceHandler);
resourceContext.setInitParameter("useFileMappedBuffer", "false");
final ContextHandlerCollection contexts = new ContextHandlerCollection();
contexts.setHandlers(
new Handler[] {
wrapHandlerWithMetrics(resourceContext, "resourceContext"),
wrapHandlerWithMetrics(webAppContext, "webAppContext")
});
server = new Server(port);
server.setHandler(contexts);
try {
/// Initialize javax.websocket layer
final ServerContainer serverContainer =
WebSocketServerContainerInitializer.configureContext(webAppContext);
for (Class c : classes) {
if (c.isAnnotationPresent(ServerEndpoint.class)) {
final ServerEndpoint annotation = (ServerEndpoint) c.getAnnotation(ServerEndpoint.class);
final ServerEndpointConfig serverEndpointConfig =
ServerEndpointConfig.Builder.create(c, annotation.value())
.configurator(
new ServerEndpointConfig.Configurator() {
@Override
public <T> T getEndpointInstance(final Class<T> endpointClass)
throws InstantiationException {
return container.get(endpointClass);
}
})
.build();
serverContainer.addEndpoint(serverEndpointConfig);
}
}
} catch (Exception e) {
logger.error("Error starting jetty", e);
throw new UncheckedException(e);
}
try {
server.start();
} catch (Exception e) {
logger.error("Error starting jetty", e);
throw new UncheckedException(e);
}
return Task.done();
}
/**
* Perform scanning of classes for annotations
*
* @param context
* @throws Exception
*/
protected void scanForAnnotations(WebAppContext context) throws Exception {
AnnotationParser parser = createAnnotationParser();
_parserTasks = new ArrayList<ParserTask>();
long start = 0;
if (LOG.isDebugEnabled())
LOG.debug(
"Annotation scanning commencing: webxml={}, metadatacomplete={}, configurationDiscovered={}, multiThreaded={}, maxScanWait={}",
context.getServletContext().getEffectiveMajorVersion(),
context.getMetaData().isMetaDataComplete(),
context.isConfigurationDiscovered(),
isUseMultiThreading(context),
getMaxScanWait(context));
parseContainerPath(context, parser);
// email from Rajiv Mordani jsrs 315 7 April 2010
// If there is a <others/> then the ordering should be
// WEB-INF/classes the order of the declared elements + others.
// In case there is no others then it is
// WEB-INF/classes + order of the elements.
parseWebInfClasses(context, parser);
parseWebInfLib(context, parser);
start = System.nanoTime();
// execute scan, either effectively synchronously (1 thread only), or asynchronously (limited by
// number of processors available)
final Semaphore task_limit =
(isUseMultiThreading(context)
? new Semaphore(Runtime.getRuntime().availableProcessors())
: new Semaphore(1));
final CountDownLatch latch = new CountDownLatch(_parserTasks.size());
final MultiException me = new MultiException();
for (final ParserTask p : _parserTasks) {
task_limit.acquire();
context
.getServer()
.getThreadPool()
.execute(
new Runnable() {
@Override
public void run() {
try {
p.call();
} catch (Exception e) {
me.add(e);
} finally {
task_limit.release();
latch.countDown();
}
}
});
}
boolean timeout = !latch.await(getMaxScanWait(context), TimeUnit.SECONDS);
if (LOG.isDebugEnabled()) {
for (ParserTask p : _parserTasks)
LOG.debug(
"Scanned {} in {}ms",
p.getResource(),
TimeUnit.MILLISECONDS.convert(p.getStatistic().getElapsed(), TimeUnit.NANOSECONDS));
LOG.debug(
"Scanned {} container path jars, {} WEB-INF/lib jars, {} WEB-INF/classes dirs in {}ms for context {}",
_containerPathStats.getTotal(),
_webInfLibStats.getTotal(),
_webInfClassesStats.getTotal(),
(TimeUnit.MILLISECONDS.convert(System.nanoTime() - start, TimeUnit.NANOSECONDS)),
context);
}
if (timeout) me.add(new Exception("Timeout scanning annotations"));
me.ifExceptionThrow();
}
