exam-master/src/org/mmxbb/exam/business/question/AUD_QuestionAction.java

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package org.mmxbb.exam.business.question;

import java.sql.SQLException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.actions.DispatchAction;
import org.apache.struts.upload.FormFile;
import org.mmxbb.exam.bean.Question;
import org.mmxbb.exam.dao.QuestionDAO;
import org.mmxbb.exam.util.Filter;
import org.mmxbb.exam.util.Transformer;
import org.mmxbb.exam.util.UpLoad;


public class AUD_QuestionAction
    extends DispatchAction {
  public ActionForward deleteQuestion(ActionMapping actionMapping,
                                      ActionForm actionForm,
                                      HttpServletRequest servletRequest,
                                      HttpServletResponse servletResponse) {
    QuestionActionForm questionActionForm = (QuestionActionForm) actionForm;
    QuestionDAO questionDAO = null;
    questionDAO = new QuestionDAO();
    String[] IDList = null;
    IDList = questionActionForm.getStringMultibox();
    if (IDList != null) {
      try {
        questionDAO.removeQuestion(IDList);
      } catch (SQLException ex) {
        ex.printStackTrace();
      }
    }
    return (actionMapping.findForward("listquestionaction"));

  }

  public ActionForward addQuestion(ActionMapping actionMapping,
                                   ActionForm actionForm,
                                   HttpServletRequest servletRequest,
                                   HttpServletResponse servletResponse) {
    QuestionActionForm questionActionForm = (QuestionActionForm) actionForm;
    Question question = questionActionForm.getQuestion();

    // step 1: upload file  and set q_picture if file is not null
    FormFile file = questionActionForm.getFile();
    if (file.getFileName() != null) {
      String workPath = servletRequest.getRealPath("/"); //contextPath);
      UpLoad upLoadFile = new UpLoad(workPath);
      String fileName = upLoadFile.UpLoad(file);
      question.setQ_picture(fileName);
    }

    //  step 2: set q_type of question and  , accoring to q_type
    //         set q_answer&q_standard in processSingle()&processMulti()
    String action = questionActionForm.getAction();
    String typeLabel = "";