📄 myservlet.java
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package servlet;
import javax.servlet.*;
import javax.servlet.http.*;
import java.io.*;
import java.util.*;
import Dao.*;
import Bean.*;
public class myservlet extends HttpServlet {
public myservlet() {
try {
jbInit();
} catch (Exception ex) {
ex.printStackTrace();
}
}
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);
PrintWriter out = response.getWriter();
mydao dao = new mydao();
String sql = "select * from MyAddrBook";
Vector datas = dao.getAllDatas(sql);
out.println("<html>");
out.println("<head><title>myservlet</title></head>");
out.println("<body bgcolor=\"#ffffff\">");
out.println("<center>");
out.println("<img src=11.jpg/>");
out.println("</center>");
out.println("<table border=1 align= center>");
out.println("<tr>");
out.println("<td>First Name</td>");
out.println("<td>Last Name</td>");
out.println("<td>Job Title</td>");
out.println("<td>Department</td>");
out.println("<td>Office Phone</td>");
out.println("<td>Mobile</td>");
out.println("  ");
out.println("<td>Email</td>");
out.println("</tr>");
Iterator it = datas.iterator();
while(it.hasNext())
{
MyAddrBookBean bean = (MyAddrBookBean)it.next();
out.println("<tr>");
out.println("<td>");
out.println("<a href = updateservlet?ID="+bean.getID()+">");
out.println(bean.getFirstName()+"</a>");
out.println("</td>");
out.println("<td>");
out.println(bean.getLastName());
out.println("</td>");
out.println("<td>");
out.println(bean.getJobTitle());
out.println("</td>");
out.println("<td>");
out.println(bean.getDepartMent());
out.println("</td>");
out.println("<td>");
out.println(bean.getOffPh());
out.println("</td>");
out.println("<td>");
out.println(bean.getMobile());
out.println("</td>");
out.println("<td>");
out.println(bean.getEmail());
out.println("</td>");
out.println("</tr>");
}
out.println("</table>");
out.println("<table align=center>");
out.println("<tr>");
out.println("<td><a href=demo.html>Add new Contact</a></td>");
out.println("</tr>");
out.println("</table>");
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() {
}
private void jbInit() throws Exception {
}
}
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