What are application properties?
Also asked, where do I put application properties?
You will need to add the application. properties file in your classpath. If you are using Maven or Gradle, you can just put the file under src/main/resources . If you are not using Maven or any other build tools, put that under your src folder and you should be fine.
Secondly, what is @ConfigurationProperties? Posted on December 3, 2017. In Spring Boot, the @ConfigurationProperties annotation allows us to map the resource files such as properties or YAML files to Java Bean object. This annotation is applied to a class or a @Bean method in a @Configuration class to map or validate the external properties or YAML files.
Also, where is application properties file in spring boot?
properties in default location. Spring Boot loads the application. properties file automatically from the project classpath. All you have to do is to create a new file under the src/main/resources directory.
What does SpringApplication run do?
SpringApplication#run bootstraps a spring application as a stand-alone application from the main method. It creates an appropriate ApplicationContext instance and load beans. It also runs embedded Tomcat server in Spring web application.