The pre Spring 3. Community Bot 1 1 1 silver badge. Roy Truelove Roy Truelove Perhaps I'm misunderstanding what Environment buys me? Add a comment. Active Oldest Votes. Boris Treukhov Boris Treukhov My understanding is also a little addled but this is what I could make out: Environment is a way to indicate the currently active profiles and profiles are a way to selectively create beans PropertySources can be associated to an environment and the way to do that is using PropertySource annotation, there does not seem to be an xml equivalent to do this.
Again,the only way to add properties to the environment itself seems to be through the PropertySource annotation. Biju Kunjummen Biju Kunjummen 47k 14 14 gold badges silver badges bronze badges. Sign up or log in Sign up using Google. Sign up using Facebook. Sign up using Email and Password. Post as a guest Name. You can also refer to an explicit location by using the spring.
Once you have your properties file ready you can use it in your Spring beans. One of the way to inject a property value from the properties is to use Value annotation. Using Value annotation you can read an environment variable or a system variable. Here is a class where Value annotation is used on the fields to inject property values by using the key of the properties.
Spring Boot provides a better alternative ConfigurationProperties annotation to read configuration values from properties file. Next is the class annotated with ConfigurationProperties annotation which is an annotation for externalized configuration and binds some external Properties from a. JSR javax. Add the spring-boot-starter-validation to get a compliant JSR implementation on your classpath.
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