<%@ page import="java.util.*,javax.servlet.http.*,sun.misc.BASE64Decoder" %> <html> <head> <title>Sample Online Application</title> </head> <body> <h1>Sample Online Application</h1> <p>Request headers: <table border="1"> <% /* collect parameters from request */ for (Enumeration headers = request.getHeaderNames(); headers.hasMoreElements(); ) { String key = (String) headers.nextElement(); String value = request.getHeader(key); %> <tr><td><%=key%></td><td><%=value%></td></tr> <% } %> </table> </p> <% String query=request.getQueryString(); %> <p>QueryString: "<%=query%>" </p> <p>Request parameters: <table border="1"> <% /* collect parameters from request */ for (Enumeration params = request.getParameterNames(); params.hasMoreElements(); ) { String name = (String) params.nextElement(); String value = request.getParameter(name); %> <tr><td><%=name%></td><td><%=value%></td></tr> <% } %> </table> </p> <p>Cookies: <table border="1"> <% /* collect attributes from request */ Cookie[] cookies = request.getCookies(); if (cookies != null) { for (int i = 0; i < cookies.length; i++) { Cookie cookie = cookies[i]; %> <tr><td><%=cookie.getName()%></td><td><%=cookie.getValue()%></td></tr> <% } } %> </table> </p> <% String authHeader = request.getHeader("Authorization"); if (authHeader != null) { authHeader = authHeader.substring(authHeader.indexOf(" ")+1); String decAuthHeader = new String(new BASE64Decoder().decodeBuffer(authHeader)); %> <p>Basic authentication credentials: <%=decAuthHeader%></p> <% } %> <p><a href="form.jsp">Form sample</a></p> </body> </html>