Applet与Servlet通讯 (片段源码)

showStatus(textField1.getText());
URL servlet = new URL(this.getDocumentBase(),"servlet/GetParameterServlet");
URLConnection connection = servlet.openConnection();
connection.setUseCaches(false);
connection.setDoOutput(true);
ByteArrayOutputStream byteStream = new ByteArrayOutputStream(1024);
PrintWriter out = new PrintWriter(byteStream, true);
String postData = "Name=" + URLEncoder.encode(textField1.getText());
out.print(postData);
out.flush();
String lengthString = String.valueOf(byteStream.size());
connection.setRequestProperty("Content-Length", lengthString);
connection.setRequestProperty("Content-Type", "application/x-www-form-urlencoded");
byteStream.writeTo(connection.getOutputStream());
BufferedReader br = new BufferedReader(new InputStreamReader(connection.getInputStream()));
textArea1.setText("");
String s;
for(; (s = br.readLine()) != null && s.length() > 0; textArea1.appendText(s + "
"));
   ...

// GetParameterServlet
import Java.io.*;
import javax.servlet.*;
import javax.servlet.http.*;
import java.util.*;


public class GetParameterServlet extends HttpServlet {
  public void doGet(HttpServletRequest request,
                    HttpServletResponse response)
      throws ServletException, IOException {
    response.setContentType("text/Html");
    
    PrintWriter out = response.getWriter();
    String title = "Reading Request Parameters";
    String name = request.getParameter("Name");
    out.println(title);
    out.println("Hello: " + name );    
    
  }

  public void doPost(HttpServletRequest request,
                     HttpServletResponse response)
      throws ServletException, IOException {
    doGet(request, response);
  }
}