📄 newupdateservlet.java
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package servlet;
import javax.servlet.*;
import javax.servlet.http.*;
import java.io.*;
import java.util.*;
import Dao.mydao;
import Bean.MyAddrBookBean;
public class newupdateservlet extends HttpServlet {
private static final String CONTENT_TYPE = "text/html; charset=GBK";
//Initialize global variables
public void init() throws ServletException {
}
//Process the HTTP Get request
public void doGet(HttpServletRequest request, HttpServletResponse response) throws
ServletException, IOException {
response.setContentType(CONTENT_TYPE);
// Vector ve = new Vector();
mydao dao = new mydao();
MyAddrBookBean bean = new MyAddrBookBean();
PrintWriter out = response.getWriter();
String id = request.getParameter("ID");
String sql = "update MyAddrBook set FirstName=?,LastName=?,JobTitle=?,DepartMent=?,OffPh=?,Mobile=?,Email=? where ID ="+id+"";
bean.setFirstName(request.getParameter("FirstName"));
bean.setLastName(request.getParameter("LastName"));
bean.setJobTitle(request.getParameter("JobTitle"));
bean.setDepartMent(request.getParameter("DepartMent"));
bean.setOffPh(request.getParameter("OfficePhone"));
bean.setMobile(request.getParameter("Mobile"));
bean.setEmail(request.getParameter("Email"));
int n =dao.update(sql,bean);
out.println("<html>");
out.println("<head><title>newupdateservlet</title></head>");
out.println("<body bgcolor=\"#ffffff\">");
if(n==1){
response.setHeader("refresh","5;url=succeedservlet");
}
else{
response.setHeader("refresh","5;url=myservlet");
out.println("修改失败,将强制转换到主界面");
}
out.println("</body>");
out.println("</html>");
out.close();
}
//Process the HTTP Post request
public void doPost(HttpServletRequest request, HttpServletResponse response) throws
ServletException, IOException {
doGet(request, response);
}
//Clean up resources
public void destroy() {
}
}
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