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📄 updateservlet.java

📁 JSP通讯录程序(适合初学者研究),JSP通讯录程序(适合初学者研究)
💻 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 updateservlet 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();
        String id = request.getParameter("ID");
        String sql ="select * from  MyAddrBook where ID="+id+"";
        ve = dao.getAllDatas(sql);
        Iterator it = ve.listIterator();
        PrintWriter out = response.getWriter();
        out.println("<html>");
        out.println("<head><title>updateservlet</title></head>");
        out.println("<body bgcolor=\"#ffffff\">");
        while(it.hasNext()){
            bean = (MyAddrBookBean)it.next();
            out.println("<form action = newupdateservlet method = post name=myform>");
            out.println("<table border =1>");
            out.println("<tr>");
            out.println ("<th colspan=2 align=center>Modify Contact</th>");
            out.println("</tr>");
            out.println("<tr>");
            out.println("<td>FirstName</td>");
            out.println("<td><input type=text name=FirstName value="+bean.getFirstName()+"></td>");
            out.println("</tr>");
            out.println("<tr>");
            out.println("<td>LastName</td>");
            out.println("<td><input type=text name=LastName value ="+bean.getLastName()+"></td>");
            out.println("</tr>");
            out.println("<tr>");
            out.println("<td>Job Title</td>");
            out.println("<td><input type=text name=JobTitle value ="+bean.getJobTitle()+"></td>");
            out.println("</tr>");
            out.println("<tr>");
            out.println("<td>DepartMent</td>");
            out.println("<td><input type=text name=DepartMent value ="+bean.getDepartMent()+"></td>");
            out.println("</tr>");
            out.println("<tr>");
            out.println("<td>OfficePhone</td>");
            out.println("<td><input type=text name=OfficePhone value ="+bean.getOffPh()+"></td>");
            out.println("</tr>");
            out.println("<tr>");
            out.println("<td>Mobile</td>");
            out.println("<td><input type=text name=Mobile value ="+bean.getMobile()+"></td>");
            out.println("</tr>");
            out.println("<tr>");
            out.println("<td>Email</td>");
            out.println("<td><input type=text name=Email value ="+bean.getEmail()+"></td>");
            out.println("</tr>");
            out.println("<tr>");
            out.println("<td colspan=2 align=center><input type=submit name=updatSubmit value =Save></a><input type=reset name=updateReset value=Canel></td>");
            out.println("</tr>");
            out.println("<tr>");
            out.println("<td colspan =2>");
            out.println("<input type =Hidden name =ID value ="+bean.getID()+"");
            out.println("</td>");
            out.println("</tr>");

            out.println("<table>");
            out.println("</form>");
            out.println("<a href = succeedservlet>[Home]</a>");
            out.println("|");
            out.println("<a href = deleteservlet?ID="+bean.getID()+">[delete]</a>");
        }
        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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