@Override
public void run(GPIOConfiguration configuration, Environment environment) {
// nothing to do yet
AnnotationConfigWebApplicationContext parent = new AnnotationConfigWebApplicationContext();
AnnotationConfigWebApplicationContext ctx = new AnnotationConfigWebApplicationContext();
parent.refresh();
parent.getBeanFactory().registerSingleton("configuration", configuration);
parent.registerShutdownHook();
parent.start();
// the real main app context has a link to the parent context
ctx.setParent(parent);
ctx.register(GPIOSpringConfiguration.class);
ctx.refresh();
ctx.registerShutdownHook();
ctx.start();
// now that Spring is started, let's get all the beans that matter into DropWizard
// health checks
Map<String, HealthCheck> healthChecks = ctx.getBeansOfType(HealthCheck.class);
for (Map.Entry<String, HealthCheck> entry : healthChecks.entrySet()) {
environment.addHealthCheck(entry.getValue());
}
// resources
Map<String, Object> resources = ctx.getBeansWithAnnotation(Path.class);
for (Map.Entry<String, Object> entry : resources.entrySet()) {
environment.addResource(entry.getValue());
}
// tasks
Map<String, Task> tasks = ctx.getBeansOfType(Task.class);
for (Map.Entry<String, Task> entry : tasks.entrySet()) {
environment.addTask(entry.getValue());
}
// JAX-RS providers
Map<String, Object> providers = ctx.getBeansWithAnnotation(Provider.class);
for (Map.Entry<String, Object> entry : providers.entrySet()) {
environment.addProvider(entry.getValue());
}
// last, but not least, let's link Spring to the embedded Jetty in Dropwizard
environment.addServletListeners(new SpringContextLoaderListener(ctx));
// activate Spring Security filter
environment.addFilter(DelegatingFilterProxy.class, "/*").setName("springSecurityFilterChain");
}
