[Advanced] [Refactoring utility] generics restrict multiple controls __ Object-oriented

Generics restrict multiple multiple controls.

Java refactoring sometimes requires the use of multiple interface attributes. Implement with multiple limitations of generics.

Class C & serializable>
Let's analyze the following sentence, T extends comparable this is the limit to the upper limit, comparable< Super t> This is the limit of the limits, serializable is the 2nd upper limit. A specified type parameter can have one or more caps. A type parameter with multiple restrictions can be used to access the methods and fields of each of its restrictions.