org.springframework.context.ConfigurableApplicationContext#registerShutdownHook ( )源码实例Demo

private void refreshContext(ConfigurableApplicationContext context) {
	refresh(context);
	if (this.registerShutdownHook) {
		try {
			context.registerShutdownHook();
		}
		catch (AccessControlException ex) {
			// Not allowed in some environments.
		}
	}
}
 

/**
 * @inheritDoc
 */
@Override
public ApplicationContext loadContext(MergedContextConfiguration mergedConfig) {

	ConfigurableApplicationContext applicationContext =
		configure(newApplicationContext(mergedConfig), mergedConfig);

	applicationContext.registerShutdownHook();
	applicationContext.refresh();

	return applicationContext;
}
 

/**
 * Obtain an ApplicationContext for the given key, potentially cached.
 * @param locations the context key; may be {@code null}.
 * @return the corresponding ApplicationContext instance (potentially cached),
 * or {@code null} if the provided {@code key} is <em>empty</em>
 */
protected final ConfigurableApplicationContext getContext(String... locations) throws Exception {
	if (ObjectUtils.isEmpty(locations)) {
		return null;
	}
	String key = contextKey(locations);
	ConfigurableApplicationContext ctx = contextKeyToContextMap.get(key);
	if (ctx == null) {
		ctx = loadContext(locations);
		ctx.registerShutdownHook();
		contextKeyToContextMap.put(key, ctx);
	}
	return ctx;
}
 

public static void main(String... args) {
    ConfigurableApplicationContext context = new SpringApplicationBuilder()
            .sources(DeviceHiveAuthApplication.class)
            .web(true)
            .run(args);

    context.registerShutdownHook();
}
 

public static void main(String... args) {
    ConfigurableApplicationContext context = new SpringApplicationBuilder()
            .sources(DeviceHiveFrontendApplication.class)
            .web(true)
            .run(args);

    context.registerShutdownHook();
}
 

public static void main(String... args) {
    ConfigurableApplicationContext context = new SpringApplicationBuilder()
            .sources(DeviceHiveBackendApplication.class)
            .web(false)
            .run(args);

    context.registerShutdownHook();
}
 

public static void main(String... args) {
    ConfigurableApplicationContext context = new SpringApplicationBuilder()
            .sources(DeviceHivePluginApplication.class)
            .web(true)
            .run(args);

    context.registerShutdownHook();
}
 

public static void main(String[] args) {
    ConfigurableApplicationContext run = SpringApplication.run(Main.class, args);
    run.registerShutdownHook();
}
 

public static void main(String[] args) {

    ConfigurableApplicationContext context = SpringApplication.run(Application.class, args);
    context.registerShutdownHook();
  }
 

@Test
public void testRegisterShutdownHook() {
    ConfigurableApplicationContext context = new ClassPathXmlApplicationContext("classpathxmlapplicationcontext-example.xml");
    context.registerShutdownHook();
}