If we do not want to hard-code values into our source code, we can useproperties files. With the @Value annotation, Spring gives us an easymeans to get properties from properties files and inject them into ourcode. Dependencies This post was written with Spring 5.0.5.RELEASE and Java 1.8.0_181. <dependency><groupId>org.springframework</groupId><artifactId>spring-context</artifactId><version>5.0.5.RELEASE</version></dependency> Inject Scalars Let’s say we have the following key-value pairs i...