📄 showcookies.java
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package s1;
import java.io.*;
import javax.servlet.*;
import javax.servlet.http.*;
//读取客户端的Cookie
public class ShowCookies extends HttpServlet {
public void doGet(HttpServletRequest request,
HttpServletResponse response)
throws ServletException, IOException {
response.setContentType("text/html");
PrintWriter out = response.getWriter();
String title = "Active Cookies";
out.println("<html><head><title>获取客户端Cookie</title></head>" +
"<BODY BGCOLOR=\"#FDF5E6\">\n" +
"<H1 ALIGN=\"CENTER\">" + title + "</H1>\n" +
"<TABLE BORDER=1 ALIGN=\"CENTER\">\n" +
"<TR BGCOLOR=\"#FFAD00\">\n" +
" <TH>Cookie Name\n" +
" <TH>Cookie Value");
Cookie[] cookies = request.getCookies();
if (cookies != null) {
Cookie cookie;
for(int i=0; i<cookies.length; i++) {
cookie = cookies[i];
out.println("<TR>\n" +
" <TD>" + cookie.getName() + "</TD>\n" +
" <TD>" + cookie.getValue()+"</TD></TR>\n");
}
}
out.println("</TABLE></BODY></HTML>");
}
}
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