Which parameter patterns are used in Spring AOP

The open param, close param () is a parameter pattern which matches on a method with no arguments.

@Before("execution(* addCustomer())")

The open param star, close param (*) is another pattern that matches a method with one argument of any type.

@Before("execution( * addCustomer(com.FreeTimeLearn.app.model.Customer))")

Finally, we have the open param dot dot, close param (..) which matches on a method with zero to many arguments of any type.

@Before("execution(* addCustomer(..))")

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