List endpoints on application startup

chucknorris-web/src/main/java/io/chucknorris/api/Application.java

@@ -1,14 +1,29 @@
 package io.chucknorris.api;
 
+import lombok.extern.slf4j.Slf4j;
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.context.ApplicationListener;
 import org.springframework.context.annotation.ComponentScan;
+import org.springframework.context.event.ContextRefreshedEvent;
 import org.springframework.data.jpa.repository.config.EnableJpaAuditing;
+import org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerMapping;
 
 @ComponentScan(basePackages = { "io.chucknorris" })
 @EnableJpaAuditing
+@Slf4j
 @SpringBootApplication
-public class Application {
+public class Application implements ApplicationListener<ContextRefreshedEvent> {
+
+    @Override
+    public void onApplicationEvent(ContextRefreshedEvent event) {
+        event
+                .getApplicationContext()
+                .getBean(RequestMappingHandlerMapping.class)
+                .getHandlerMethods()
+                .keySet()
+                .forEach(it -> log.info("Mapped endpoint: {}", it));
+    }
 
     public static void main(String[] args) {
         SpringApplication.run(Application.class, args);