My Java practice project This project is a circus program management system, which uses Java basic grammar and object-oriented knowledge to complete. Detailed design is as follows:

1.The Abstract parent class: Animals

Attributes: nickname, age

Abstract method: describing love

2.interface

Performance (IACT)

Abstract methods: descriptive skills, descriptive acting

Note: Each performer's performance information is output by calling act () method

3.implementation class

Brown Bear

Implementing IACT by Inheriting from Animal

Lion Implementing IACT by Inheriting from Animal

New attributes: color, sex Monkey Implementing IACT by Inheriting from Animal

New Attributes: Variety (Type) Parrot Implementing IACT by Inheriting from Animal

New Attributes: Varieties (Types) Clown Implementation of IACT Attributes: name, years New method: dress