private DeploymentManager createManager()

in spring-boot-project/spring-boot/src/main/java/org/springframework/boot/web/embedded/undertow/UndertowServletWebServerFactory.java [271:305]


	private DeploymentManager createManager(ServletContextInitializer... initializers) {
		DeploymentInfo deployment = Servlets.deployment();
		registerServletContainerInitializerToDriveServletContextInitializers(deployment, initializers);
		deployment.setClassLoader(getServletClassLoader());
		deployment.setContextPath(getContextPath());
		deployment.setDisplayName(getDisplayName());
		deployment.setDeploymentName("spring-boot");
		if (isRegisterDefaultServlet()) {
			deployment.addServlet(Servlets.servlet("default", DefaultServlet.class));
		}
		configureErrorPages(deployment);
		deployment.setServletStackTraces(ServletStackTraces.NONE);
		deployment.setResourceManager(getDocumentRootResourceManager());
		deployment.setTempDir(createTempDir("undertow"));
		deployment.setEagerFilterInit(this.eagerInitFilters);
		configureMimeMappings(deployment);
		for (UndertowDeploymentInfoCustomizer customizer : this.deploymentInfoCustomizers) {
			customizer.customize(deployment);
		}
		if (getSession().isPersistent()) {
			File dir = getValidSessionStoreDir();
			deployment.setSessionPersistenceManager(new FileSessionPersistence(dir));
		}
		addLocaleMappings(deployment);
		DeploymentManager manager = Servlets.newContainer().addDeployment(deployment);
		manager.deploy();
		if (manager.getDeployment() instanceof DeploymentImpl) {
			removeSuperfluousMimeMappings((DeploymentImpl) manager.getDeployment(), deployment);
		}
		SessionManager sessionManager = manager.getDeployment().getSessionManager();
		Duration timeoutDuration = getSession().getTimeout();
		int sessionTimeout = (isZeroOrLess(timeoutDuration) ? -1 : (int) timeoutDuration.getSeconds());
		sessionManager.setDefaultSessionTimeout(sessionTimeout);
		return manager;
	}