<?xml version="1.0" encoding="iso-8859-1"?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <!-- $Id: head.tmpl,v 1.5 2002/12/15 01:30:47 carstenklapp Exp $ --> <meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1" /> <meta name="robots" content="index,follow" /> <meta name="keywords" content="Using Cookies With Parser, PhpWiki" /> <meta name="description" content="In order to access a particular site I neet to have a cookie set. Is there any way I can set the cookie before I create a parser object ? 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Is there any way I can set the cookie before I create a parser object ? Just like ...</p> <pre> URLConnection.("Cookie", cookieValue); URLConnection.connect();</pre> <p><b>Solution:</b> (by BobLewis)<br /> In order to send cookies in your Http requests, all you need to do is set the Cookie HTTP Header in the URL Connection.</p> <p>Create the URL and open the connection, but before passing the connection to the parser, set the "Cookie" request property:</p> <pre> import java.net.URL; import java.net.URLConnection; import javax.servlet.http.Cookie; import org.htmlparser.Parser; import org.htmlparser.util.NodeIterator; /** * Demonstrate cookie usage with the HTML Parser. */ public class CookieDemo { /** * The cookies. * You'll need to get these from your browser's cookie jar or somewhere. * Only the cookies that apply to the URL you are using and haven't expired * are supposed to be passed in the request. * This is only part of a real cookie, much longer than shown. */ public static Cookie[] cookies = { new Cookie ("user", "%2536%2535%2538%2531%2539%2530%253a etc."), }; /** * Generate a HTTP cookie header value string from an array of cookies. * <pre> * The syntax for the header is: * * cookie = "Cookie:" cookie-version * 1*((";" | ",") cookie-value) * cookie-value = NAME "=" VALUE [";" path] [";" domain] * cookie-version = "$Version" "=" value * NAME = attr * VALUE = value * path = "$Path" "=" value * domain = "$Domain" "=" value * * </pre> * @param cookies The cookies which should be set in the header value. * @return A string containing the HTTP Cookie Header value. * @see <a href="http://www.ietf.org/rfc/rfc2109.txt">RFC 2109</a> */ public static String generateCookieHeader (Cookie[] cookies) { int version; boolean quote; StringBuffer ret; ret = new StringBuffer (); version = 0; for (int i = 0; i < cookies.length; i++) version = Math.max (version, cookies[i].getVersion ()); if (0 != version) { ret.append ("$Version=\""); ret.append (version); ret.append ("\""); } for (int i = 0; i < cookies.length; i++) { if (0 != ret.length ()) ret.append ("; "); ret.append (cookies[i].getName ()); ret.append ("="); if (0 != version) ret.append ("\""); ret.append (cookies[i].getValue ()); if (0 != version) ret.append ("\""); if (0 != version) { if ((null != cookies[i].getPath ()) && (0 != cookies[i].getPath ().length ())) { ret.append ("; $Path=\""); ret.append (cookies[i].getPath ()); ret.append ("\""); } if ((null != cookies[i].getDomain ()) && (0 != cookies[i].getDomain ().length ())) { ret.append ("; $Domain=\""); ret.append (cookies[i].getDomain ()); ret.append ("\""); } } } return (ret.toString ()); } public static void main (String[] args) throws Exception { Parser parser; URL url; URLConnection connection; parser = new Parser (); url = new URL ("http://slashdot.org"); connection = url.openConnection (); connection.setRequestProperty ("Cookie", generateCookieHeader (cookies)); parser.setConnection (connection); for (NodeIterator iterator = parser.elements (); iterator.hasMoreNodes (); ) System.out.println (iterator.nextNode ()); } }</pre> </div> <!-- End browse --> <!-- Begin bottom --> <!-- $Id: bottom.tmpl,v 1.3 2002/09/15 20:21:16 rurban Exp $ --> <!-- Add your Disclaimer here --> <!-- Begin debug --> <!-- $Id: debug.tmpl,v 1.9 2002/09/17 02:10:33 dairiki Exp $ --> <table width="%100" border="0" cellpadding="0" cellspacing="0"> <tr><td> </td><td> <span class="debug">Page Execution took 0.301 seconds</span> </td></tr></table> <!-- This keeps the valid XHTML! 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