📄 errorservlet.java
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package cn.com.tarena.web.servlet.day3.view;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.Iterator;
import java.util.List;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import cn.com.tarena.web.servlet.day3.biz.StudentBiz;
import cn.com.tarena.web.servlet.day3.pojo.Student;
public class ErrorServlet extends HttpServlet{
public void doGet(HttpServletRequest request,HttpServletResponse response) throws ServletException,IOException{
//设置MINE格式
response.setContentType("text/html");
//获得能够往客户端输出HTML的书写器
PrintWriter out = response.getWriter();
out.println("<html>");
out.println("<head>");
out.println(" <title>Error</title>");
out.println("</head>");
out.println("<body>");
out.println("<h2 align=\"center\">Error</h2>");
out.println("<hr>");
out.println(request.getAttribute("message"));
out.println("</body>");
out.println("</html>");
out.close();
}
public void doPost(HttpServletRequest request,HttpServletResponse response) throws ServletException,IOException{
doGet(request,response);
}
}
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