What is Play Dependency Injection (DI)

Play Framework supports DI, which is one of the popular Design Patterns used to decouple Application components behavior from Application components dependencies resolution.

In simple terms, DI means resolving dependencies automatically by server/container, but not by the developer.

Benefits of DI

The following are the benefits of DI:

• Clear separation between actual business logic and dependency resolution
• Encourages Single Responsibility Principle (SRP)
• Ease of maintenance and testing

Play Framework supports the following two kinds of DI:

• Play Compile-time DI: This involves resolving dependencies automatically at compile-time.
• Play Run-time DI: This involves resolving dependencies...