📄 deleteschoolcourseaction.java

📁 学生信息管理系统

💻 JAVA

字号:

package action;
import javax.servlet.*;
import javax.servlet.http.*;
import vo.CourseVO;
import dao.CourseDAO;
import util.CharsetExchange;
import java.io.*;
public class DeleteSchoolCourseAction extends HttpServlet
{
	public void doGet(HttpServletRequest request,HttpServletResponse response)throws IOException ,ServletException
	{
		
		String course_id=request.getParameter("courses");
		String term=request.getParameter("term");
		CourseDAO coursedao=new CourseDAO();
		boolean isexist=coursedao.checkCourse(course_id,term);
		if(!isexist)
		{
			response.setCharacterEncoding("gb2312");
			response.setContentType("text/html");
			PrintWriter out=response.getWriter();
			out.println("<head><meta http-equiv=refresh content=2;url=DeleteSchoolCourseInformation.jsp>");
			out.println("<title>删除学校课程信息</title></head>");
			out.println("<body background=2.jpg>");
			out.println("<br><br><br>");
			out.println("<h1 align=center ><font color=red>对不起，该课程不存在，无法删除</font></h1><hr>");
			out.println("<br><br>");
			out.println("</body>");
			out.println("</html>");
		}
		else
		{
			
			
			coursedao.deleteCourse(course_id);
			this.getServletContext().getRequestDispatcher("/deleteSucess.jsp").forward(request,response);
		}
	}
}

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