@Override
public void contextInitialized(ServletContextEvent sce) {
ServerWebSocketContainer container =
(ServerWebSocketContainer)
sce.getServletContext().getAttribute(ServerContainer.class.getName());
FilterRegistration.Dynamic filter =
sce.getServletContext().addFilter(FILTER_NAME, JsrWebSocketFilter.class);
filter.setAsyncSupported(true);
if (!container.getConfiguredServerEndpoints().isEmpty()) {
filter.addMappingForUrlPatterns(EnumSet.of(DispatcherType.REQUEST), true, "/*");
} else {
container.setContextToAddFilter((ServletContextImpl) sce.getServletContext());
}
}
@Override
public void handleDeployment(DeploymentInfo deploymentInfo, ServletContext servletContext) {
WebSocketDeploymentInfo info =
(WebSocketDeploymentInfo)
deploymentInfo
.getServletContextAttributes()
.get(WebSocketDeploymentInfo.ATTRIBUTE_NAME);
if (info == null) {
return;
}
if (info.getWorker() == null) {
JsrWebSocketLogger.ROOT_LOGGER.xnioWorkerWasNull();
}
final List<ThreadSetupAction> setup = new ArrayList<ThreadSetupAction>();
setup.add(new ContextClassLoaderSetupAction(deploymentInfo.getClassLoader()));
setup.addAll(deploymentInfo.getThreadSetupActions());
final CompositeThreadSetupAction threadSetupAction = new CompositeThreadSetupAction(setup);
ServerWebSocketContainer container =
new ServerWebSocketContainer(
deploymentInfo.getClassIntrospecter(),
servletContext.getClassLoader(),
info.getWorker(),
info.getBuffers(),
threadSetupAction,
info.isDispatchToWorkerThread());
try {
for (Class<?> annotation : info.getAnnotatedEndpoints()) {
container.addEndpoint(annotation);
}
for (ServerEndpointConfig programatic : info.getProgramaticEndpoints()) {
container.addEndpoint(programatic);
}
} catch (DeploymentException e) {
throw new RuntimeException(e);
}
servletContext.setAttribute(ServerContainer.class.getName(), container);
info.containerReady(container);
SecurityActions.addContainer(deploymentInfo.getClassLoader(), container);
deploymentInfo.addListener(Servlets.listener(WebSocketListener.class));
}
@Override
public void contextDestroyed(ServletContextEvent sce) {
SecurityActions.removeContainer(sce.getServletContext().getClassLoader());
container.close();
}
