import java.applet.Applet;
import java.io.BufferedInputStream;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.Reader;
import java.net.URL;
import java.net.URLConnection;
import javax.swing.JApplet;
public class AppletTest extends JApplet {
public void init(){
try{
String addr = "http://192.168.100.162:8080/Payment/Dser";
URL url = new URL(addr);
URLConnection conn = url.openConnection();
conn.setDoInput(true);
conn.setDoOutput(true);
conn.setUseCaches(false);
conn.setRequestProperty("Content-Type",
"application/x-java-serialized-object");
InputStream inS = conn.getInputStream();
String header = conn.getHeaderField(0);
inS = new BufferedInputStream(inS);
Reader r = new InputStreamReader(inS);
int c;
System.out.println("===================输出结果======================");
while ( (c = r.read()) != -1)
System.out.print( (char) c);
inS.close();
}catch(Exception e){
}
}
}
上面这是applet代码。
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
here
上面是页面代码。
package com.jhhz.test;
import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
/**
-
Servlet implementation class Dser
*/
public class Dser extends HttpServlet {
private static final long serialVersionUID = 1L;/**
- @see HttpServlet#HttpServlet() */ public Dser() { super(); // TODO Auto-generated constructor stub }
/**
- @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response) */ protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { doPost(request, response); }
/**
- @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response) */ protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { // TODO Auto-generated method stub response.setHeader("pragma", "no-cache"); response.setHeader("cache-control", "no-cache"); response.setContentType("text/html;charset=utf-8"); PrintWriter out = response.getWriter(); out.print("123456789"); System.out.println("in!"); out.flush(); out.close(); }
}
上面是servlet代码。
把applet代码复制到jsp中测试完全成功，可是一用html调用applet，servlet就没反应，这是怎么回事呢？
