Until now, the approaches ;we took to ;configure application properties was using the key value pairs from either application.properties or application-{profile-name}.properties.
Spring Boot provides a number of other ways to configure application properties.
Listed here are some of the important ways of providing application configuration:
- Command-line arguments
- Creating a system property with the name ;SPRING_APPLICATION_JSON and including the JSON configuration
- ServletConfig init parameters
- ServletContext init parameters
- Java System properties (System.getProperties())
- Operating system environment variables
- Profile-specific application properties outside of .jar, somewhere in the classpath ...
