📄 deleteteacheraction.java

📁 学生信息管理系统

💻 JAVA

字号:

package action;
import java.io.*;
import javax.servlet.*;
import javax.servlet.http.*;
import vo.TeacherVO;
import dao.*;
import util.CharsetExchange;
public class DeleteTeacherAction extends HttpServlet
{
	public void doGet(HttpServletRequest request ,HttpServletResponse response )throws IOException,ServletException
	{
		String teacher_id=request.getParameter("teacher_id");
    	String name=CharsetExchange.ISOToGB(request.getParameter("teacher_name"));
    	TeacherDao teacherDao=new TeacherDao();
    	boolean isexist=teacherDao.checkTeacher(teacher_id);
    	if(!isexist)
    	{
    		response.setCharacterEncoding("gb2312");
    		response.setContentType("text/html");
    		PrintWriter out=response.getWriter();
    		out.println("<html>");
			out.println("<head><meta http-equiv=refresh content=2;url=deleteTeacher.jsp>");
			out.println("<title>删除教师信息</title></head>");
			out.println("<body background=2.jpg>");
			out.println("<br><br><br>");
			out.println("<h1 align=center ><font color=red>对不起，该教师用户不存在，无法删除</font></h1><hr>");
			out.println("<br><br>");
			out.println("</body>");
			out.println("</html>");
    	}
    	else
    	{
    		teacherDao.deleteTeacherInfor(teacher_id);
    		this.getServletContext().getRequestDispatcher("/deleteSucess.jsp").forward(request,response);
    		
    		
    	}
    	
	}
	public void doPost(HttpServletRequest request ,HttpServletResponse response )throws IOException,ServletException
	{
		
	}
}

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