自定义对象的of生成逻辑

依赖于lombok的注解
@RequiredArgsConstructor(staticName = "of")

• 写法

@Accessors(chain = true)
@Setter
@Getter
@RequiredArgsConstructor(staticName = "of")
public class Student {
        @NonNull private String name;
        private int age;
}

• 应用

Student student = Student.of("xiaoming").setAge(20);