deletestudent.java

本系统是用struts编写的高校学生选课和成绩管理系统

//Created by MyEclipse Struts
// XSL source (default): platform:/plugin/com.genuitec.eclipse.cross.easystruts.eclipse_4.1.1/xslt/JavaClass.xsl

package com.stuman.web.struts.action;

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 com.stuman.dao.DAOFactory;
import com.stuman.dao.StudentDAO;

/**
 * MyEclipse Struts Creation date: 04-08-2006
 * 
 * XDoclet definition:
 * 
 * @struts.action
 * @struts.action-forward name="deleteStudentSuccess" path="/getStudent.jsp"
 * @struts.action-forward name="deleteStudentFailed" path="/errorpage.jsp"
 */
public class DeleteStudent extends Action {

	// --------------------------------------------------------- Instance
	// Variables

	// --------------------------------------------------------- Methods

	private StudentDAO stuDao;

	public StudentDAO getStudentDAO() {
		return DAOFactory.getInstance().createStudentDAO();
	}

	/**
	 * Method execute
	 * 
	 * @param mapping
	 * @param form
	 * @param request
	 * @param response
	 * @return ActionForward
	 */
	public ActionForward execute(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {

		// TODO Auto-generated method stub
//		ActionMessages errors = new ActionMessages();
		
		String id = (String)request.getParameter("student_id");
		
		stuDao = this.getStudentDAO();
		
		if(!stuDao.deleteStudentByID(id)){
			return (mapping.getInputForward());
		}	
		
		return (mapping.findForward("deleteStudentSuccess"));
	}

}