for循环实体的两种方法
List<CouCourseapply> list = (List) pc.getResult();

for(int i=0;i<list.size();i++){
CouCourseapply c = list.get(i);
}

for(CouCourseapply ccou : list){
out.write(ccou.getBaseCourse().getCourseName().getBytes());
｝