Spring Boot Basics

info and health endpoints in spring boot

info and health endpoints in spring boot

Ashish Lahoti

In spring boot microservices based application, where microservices talks to each other using RESTFul APIs. We can expose some important information about microservice such as name, version, description over some endpoints say /info and also realtime status or health over some endpoint say /health to create application dashboards, realtime alerts, track microservice updates and so on…

Pretty print JSON response in spring boot

Pretty print JSON response in spring boot

Ashish Lahoti

When you create a Spring @RestController in a Spring Boot application to define API endpoints then it renders JSON response by default if jackson2 is in classpath.

JSON responses are not pretty print by default but you can enable it with just one property change.

How to create and configure custom banner in spring boot

How to create and configure custom banner in spring boot

Ashish Lahoti

Spring boot application comes with default banner which shows up first when you start your application.

  .   ____          _            __ _ _
 /\\ / ___'_ __ _ _(_)_ __  __ _ \ \ \ \
( ( )\___ | '_ | '_| | '_ \/ _` | \ \ \ \
 \\/  ___)| |_)| | | | | || (_| |  ) ) ) )
  '  |____| .__|_| |_|_| |_\__, | / / / /
 =========|_|==============|___/=/_/_/_/
 :: Spring Boot ::        (v2.1.3.RELEASE)

You can replace above banner with your self made custom banner in following two easy steps:-

How to disable command line properties in spring boot

How to disable command line properties in spring boot

Ashish Lahoti

Spring Boot Application converts any command line arguments starting with --, such as --spring.profiles.active=dev to a property by default and adds them to the Spring Environment. Command line properties always take precedence over other property sources.

If you do not want command line properties to be added to the Environment, you can disable them from SpringBootApplication main method as follows:-