Which pattern to use for logging? Dependency Injection or Service Locator?

Question

Consider this scenario. I have some business logic that now and then will be required to write to a log.

interface ILogger
{
    void Log(string stuff);
}

inte         


        

Answer 1

We switched all our Logging/Tracing to PostSharp (AOP framework) attributes. All you need to do to create logging for a method is add the attribute to it.

Benefits:

• Easy use of AOP
• Clear separation of concerns
• Happens at compile time -> Minimal performance impact

Check out this.