/* * AutoCompleteServlet.java * * Created on June 20, 2005, 7:24 PM */package ajaxbook.chap4;import java.io.*;import java.util.ArrayList;import java.util.Iterator;import java.util.List;import javax.servlet.*;import javax.servlet.http.*;/** * * @author nate * @version */public class AutoCompleteServlet extends HttpServlet {    private List names = new ArrayList();    public void init(ServletConfig config) throws ServletException {        names.add("Abe");        names.add("Abel");        names.add("Abigail");        names.add("Abner");        names.add("Abraham");        names.add("Marcus");        names.add("Marcy");        names.add("Marge");        names.add("Marie");    }        /** Handles the HTTP <code>GET</code> method.     * @param request servlet request     * @param response servlet response     */    protected void doGet(HttpServletRequest request, HttpServletResponse response)    throws ServletException, IOException {        String prefix = request.getParameter("names");        NameService service = NameService.getInstance(names);        List matching = service.findNames(prefix);        if (matching.size() > 0) {            PrintWriter out = response.getWriter();            response.setContentType("text/xml");            response.setHeader("Cache-Control", "no-cache");            out.println("<response>");            Iterator iter = matching.iterator();            while(iter.hasNext()) {                String name = (String) iter.next();                out.println("<name>" + name + "</name>");            }            out.println("</response>");            matching = null;            service = null;            out.close();        } else {            response.setStatus(HttpServletResponse.SC_NO_CONTENT);            //response.flushBuffer();        }    }        /** Handles the HTTP <code>POST</code> method.     * @param request servlet request     * @param response servlet response     */    protected void doPost(HttpServletRequest request, HttpServletResponse response)    throws ServletException, IOException {        doGet(request, response);    }            /** Returns a short description of the servlet.     */    public String getServletInfo() {        return "Short description";    }}