www.pudn.com > onlineexam.zip > ClearIdListAction.java

package org.mmxbb.exam.business.paper; 
 
import javax.servlet.http.HttpServletRequest; 
import javax.servlet.http.HttpServletResponse; 
 
import org.apache.struts.action.Action; 
import org.apache.struts.action.ActionForm; 
import org.apache.struts.action.ActionForward; 
import org.apache.struts.action.ActionMapping; 
import org.mmxbb.exam.dao.ExaminationPaperDAO; 
 
 
public class ClearIdListAction 
    extends Action { 
  public ActionForward execute(ActionMapping actionMapping, 
                               ActionForm actionForm, 
                               HttpServletRequest httpServletRequest, 
                               HttpServletResponse httpServletResponse) { 
    String e_id = null; 
    String action = null; 
    ExaminationPaperDAO epDAO = null; 
    e_id = httpServletRequest.getParameter("e_id"); 
    action = httpServletRequest.getParameter("action"); 
    if ( (null == e_id) || ("".equals(e_id)) || (null == action) || 
        ("".equals(action))) { 
      return actionMapping.getInputForward(); 
    } 
    try { 
      epDAO = new ExaminationPaperDAO(); 
      epDAO.clearIdList(e_id, action); 
    } catch (Exception ex) { 
      ex.printStackTrace(); 
      return actionMapping.findForward("error"); 
    } 
 
    return actionMapping.findForward("success"); 
  } 
}