Dependency Injection with Spring

As mentioned in the previous article I’m going to write some words about dependency injection — with Spring. As stated before there exist a lot of good books and articles about DI and I will only tell my opinion of the usage of DI. And I’ll focus on DI with Spring. Eventually I’ll take a look at JSR-330.

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Configuration with Spring

As a little milestone in the “Variations” project I’ll introduce Spring as a configuration and dependency injection framework, inversion of control container and so on — after the big part Liquibase.

I will not give a full stack introduction to Spring. I suggest you to read a book in this topic, there are many good introductory and pro books about Spring on the market. If you want to have an application quickly up and running search between the guides on Spring (take a closer look at Spring Boot).

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Setting up Travis CI

For integrated testing  I set up a Travis CI account to have a continuous integration tool for my Variations project — because sometimes a local build yields other results than a build on committed sources. Mostly if you forget to commit something or you use a dependency which is not properly configured in maven or gradle.

And now I’ll tell you how I did that.

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