insertservlet.java

本网站为学生管理网站

package students;

import java.io.IOException;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 * Servlet implementation class for Servlet: InsertServlet
 *
 */
 public class InsertServlet extends javax.servlet.http.HttpServlet implements javax.servlet.Servlet {
   static final long serialVersionUID = 1L;
   
    /* (non-Java-doc)
	 * @see javax.servlet.http.HttpServlet#HttpServlet()
	 */
	public InsertServlet() {
		super();
	}   	
	
	/* (non-Java-doc)
	 * @see javax.servlet.http.HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
	 */
	protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		doPost(request,response);
	}  	
	
	/* (non-Java-doc)
	 * @see javax.servlet.http.HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
	 */
	protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		request.setCharacterEncoding("gb2312"); 
		String stuid = (String)request.getParameter("stuid");
		String password = (String)request.getParameter("password");
		String name = (String)request.getParameter("name");
		String sex = (String)request.getParameter("sex");
		String enrollage = (String)request.getParameter("enrollage");
		String enrollyear = (String)request.getParameter("enrollyear");
		String CLASS = (String)request.getParameter("class");
		if(stuid.equals("")){
			response.sendRedirect("insert.jsp?msg=1");
		}
		else if(password.equals("")){
			response.sendRedirect("insert.jsp?msg=2");
		}
		else if(name.equals("")){
			response.sendRedirect("insert.jsp?msg=3");
		}
		else if(sex.equals("")){
			response.sendRedirect("insert.jsp?msg=4");
		}
		else if(enrollage.equals("")){
			response.sendRedirect("insert.jsp?msg=5");
		}
		else if(enrollyear.equals("")){
			response.sendRedirect("insert.jsp?msg=6");
		}
		else if(CLASS.equals("")){
			response.sendRedirect("insert.jsp?msg=7");
		}
		else if(stuid.length()!=10 || !(sex.equals("男")|| sex.equals("女")) || Integer.parseInt(enrollage)<10 || Integer.parseInt(enrollage)>50){
			response.sendRedirect("insert.jsp?msg=8");
		}
		else
		{
			Insert.insert(stuid,password,name,sex,enrollage,enrollyear,CLASS);
			response.sendRedirect("success.jsp");
		}
	}   	  	    
}