displayallinfo.java

电话簿管理系统

package Bean;

import javax.servlet.*;
import javax.servlet.http.*;
import java.io.*;
import java.util.*;

public class displayAllInfo extends HttpServlet{

	public void doGet(HttpServletRequest request,HttpServletResponse response) throws ServletException,IOException{
		DB db = new DB();
		Vector v = db.getVectorAllInfo();
		if(v==null){
			return;
		}
		Enumeration e = v.elements(); 
	
		response.setContentType("text/html");
		PrintWriter out = response.getWriter();
		
		while(e.hasMoreElements()){
			Vector row = new Vector();
			row = (Vector)e.nextElement(); 
			Enumeration erow = row.elements();
			out.println("<tr>");
			out.println("<td><a href=\"displayContact.jsp?ID=" + row.elementAt(0) + "\">" + row.elementAt(1) +"</a></td>");
			erow.nextElement();
			erow.nextElement();
			while(erow.hasMoreElements()){
				out.println("<td>"+erow.nextElement()+"</td>");
			}
			out.println("</tr>");
		}
	}
}