Power2build blog just made another interesting post on Dependency Injection (DI). This concept is very important for understanding how the new enterprise Java frameworks work. This is what simplified and revolutionized Java container technology. Heard, EJB 3.x refactored to be very similar.
Currently diving into Java Spring framework. One of the keywords, you will keep hearing is Dependency Injection – DI. Here is a nice post on DI: Source: Practical Dependency Injection 101