全栈-商业级大型前端项目大课
maxBy(comparing(ostClass -> ostClass.getStudents().size())))
.orElseGet(OutstandingClass::new);
}
/**
* 计算平均年龄
*/
private static double averageNumberOfStudent(List<Student> students) {
return students.stream().collect(averagingInt(Student::getAge));
}
