📄 studentbizimpl.java
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package bizImpl;
import dao.StudentDAO;
import daoImpl.StudentDAOImpl;
import entity.Sanswer;
import biz.StudentBIZ;
public class StudentBIZImpl implements StudentBIZ {
StudentDAO sdao=new StudentDAOImpl();
public void insertSanswer(Long studentid, Long questionid, String sanswer) {
sdao.insertSanswer(studentid, questionid, sanswer);
}
public Sanswer selectSanswer(Long studentid, Long questionid) {
return sdao.selectSanswer(studentid, questionid);
}
public Boolean selectByStudentid(Long studentid,Long examid){
return sdao.selectStudentid(studentid,examid);
}
}
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