Postsharp -

With the aspect in place, John and Alex were able to apply it to their existing codebase using a simple attribute. Suddenly, their logging and notification code was decoupled from their business logic, and their application was much easier to maintain and debug.

[Serializable] public class LoggingAspect : OnExceptionAspect { public override void CompileTimeValidate(MethodBase method) { // Ensure that the aspect is applied to a method if (method == null) { throw new ArgumentException("Cannot apply logging aspect to non-method", nameof(method)); } } postsharp

public class MyClass { [LoggingAspect] public void MyMethod() { // Code that might throw an exception } } In this example, the LoggingAspect class inherits from OnExceptionAspect and overrides the CompileTimeValidate , GetExceptionType , and OnException methods. The aspect is then applied to the MyMethod method using the LoggingAspect attribute. When an exception occurs in MyMethod , the aspect will automatically log the exception and send a notification to the development team. With the aspect in place, John and Alex

// Send a notification to the development team // ... } } The aspect is then applied to the MyMethod