public void DeleteCourseByCourseId(long courseId)
{
try
{
if (courseId < 0)
{
throw new ArgumentException();
}
//删除course下的class
_iClassService.DeleteClassByCourseId(courseId);
//删除course下的seminar
_iSeminarService.DeleteSeminarByCourseId(courseId);
//删除course
_iCourseDao.DeleteCourseByCourseId(courseId);
}
catch (ClassNotFoundException)
{
//删除course下的seminar
_iSeminarService.DeleteSeminarByCourseId(courseId);
//删除course
_iCourseDao.DeleteCourseByCourseId(courseId);;
}
catch (CourseNotFoundException cre)
{
throw cre;
}
}
public void DeleteCourseByCourseId(long courseId)
{
try
{
if (courseId < 0)
{
throw new ArgumentException();
}
//删除course下的class
_iClassService.DeleteClassByCourseId(courseId);
//删除course下的seminar
//_iSeminarService.DeleteSeminarByCourseId(courseId);
//删除course
_iCourseDao.DeleteCourseByCourseId(courseId);
}
catch
{
throw;
}
}
