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/*
* $Header: /home/jerenkrantz/tmp/commons/commons-convert/cvs/home/cvs/jakarta-commons//httpclient/src/java/org/apache/commons/httpclient/cookie/NetscapeDraftSpec.java,v 1.11 2004/05/13 04:02:00 mbecke Exp $
* $Revision: 480424 $
* $Date: 2006-11-29 06:56:49 +0100 (Wed, 29 Nov 2006) $
*
* ====================================================================
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* Netscape cookie draft specific cookie management functions
*
* @author B.C. Holmes
* @author Park, Sung-Gu
* @author Doug Sale
* @author Rod Waldhoff
* @author dIon Gillard
* @author Sean C. Sullivan
* @author John Evans
* @author Marc A. Saegesser
* @author Oleg Kalnichevski
* @author Mike Bowler
*
* @since 2.0
* @deprecated Jakarta Commons HttpClient 3.x is deprecated in the Jenkins project.
* It is not recommended to use it in any new code.
* Instead, use HTTP client API plugins as a dependency in your code.
* E.g.
* Apache HttpComponents Client API 4.x Plugin or
* Async HTTP Client Plugin.
*/
@Deprecated
public class NetscapeDraftSpec extends CookieSpecBase {
/** Default constructor */
public NetscapeDraftSpec() {
super();
}
/**
* Parses the Set-Cookie value into an array of Cookies.
*
*
Syntax of the Set-Cookie HTTP Response Header:
*
* This is the format a CGI script would use to add to
* the HTTP headers a new piece of data which is to be stored by
* the client for later retrieval.
*
*
* Set-Cookie: NAME=VALUE; expires=DATE; path=PATH; domain=DOMAIN_NAME; secure
*
*
* Please note that Netscape draft specification does not fully
* conform to the HTTP header format. Netscape draft does not specify
* whether multiple cookies may be sent in one header. Hence, comma
* character may be present in unquoted cookie value or unquoted
* parameter value.
*
* @link http://wp.netscape.com/newsref/std/cookie_spec.html
*
* @param host the host from which the Set-Cookie value was
* received
* @param port the port from which the Set-Cookie value was
* received
* @param path the path from which the Set-Cookie value was
* received
* @param secure true when the Set-Cookie value was
* received over secure conection
* @param header the Set-Cookie received from the server
* @return an array of Cookies parsed from the Set-Cookie value
* @throws MalformedCookieException if an exception occurs during parsing
*
* @since 3.0
*/
public Cookie[] parse(String host, int port, String path,
boolean secure, final String header)
throws MalformedCookieException {
LOG.trace("enter NetscapeDraftSpec.parse(String, port, path, boolean, Header)");
if (host == null) {
throw new IllegalArgumentException("Host of origin may not be null");
}
if (host.trim().equals("")) {
throw new IllegalArgumentException("Host of origin may not be blank");
}
if (port < 0) {
throw new IllegalArgumentException("Invalid port: " + port);
}
if (path == null) {
throw new IllegalArgumentException("Path of origin may not be null.");
}
if (header == null) {
throw new IllegalArgumentException("Header may not be null.");
}
if (path.trim().equals("")) {
path = PATH_DELIM;
}
host = host.toLowerCase();
String defaultPath = path;
int lastSlashIndex = defaultPath.lastIndexOf(PATH_DELIM);
if (lastSlashIndex >= 0) {
if (lastSlashIndex == 0) {
//Do not remove the very first slash
lastSlashIndex = 1;
}
defaultPath = defaultPath.substring(0, lastSlashIndex);
}
HeaderElement headerelement = new HeaderElement(header.toCharArray());
Cookie cookie = new Cookie(host,
headerelement.getName(),
headerelement.getValue(),
defaultPath,
null,
false);
// cycle through the parameters
NameValuePair[] parameters = headerelement.getParameters();
// could be null. In case only a header element and no parameters.
if (parameters != null) {
for (int j = 0; j < parameters.length; j++) {
parseAttribute(parameters[j], cookie);
}
}
return new Cookie[] {cookie};
}
/**
* Parse the cookie attribute and update the corresponsing {@link Cookie}
* properties as defined by the Netscape draft specification
*
* @param attribute {@link NameValuePair} cookie attribute from the
* Set- Cookie
* @param cookie {@link Cookie} to be updated
* @throws MalformedCookieException if an exception occurs during parsing
*/
public void parseAttribute(
final NameValuePair attribute, final Cookie cookie)
throws MalformedCookieException {
if (attribute == null) {
throw new IllegalArgumentException("Attribute may not be null.");
}
if (cookie == null) {
throw new IllegalArgumentException("Cookie may not be null.");
}
final String paramName = attribute.getName().toLowerCase();
final String paramValue = attribute.getValue();
if (paramName.equals("expires")) {
if (paramValue == null) {
throw new MalformedCookieException(
"Missing value for expires attribute");
}
try {
DateFormat expiryFormat = new SimpleDateFormat(
"EEE, dd-MMM-yyyy HH:mm:ss z", Locale.US);
Date date = expiryFormat.parse(paramValue);
cookie.setExpiryDate(date);
} catch (ParseException e) {
throw new MalformedCookieException("Invalid expires "
+ "attribute: " + e.getMessage());
}
} else {
super.parseAttribute(attribute, cookie);
}
}
/**
* Performs domain-match as described in the Netscape draft.
* @param host The target host.
* @param domain The cookie domain attribute.
* @return true if the specified host matches the given domain.
*/
public boolean domainMatch(final String host, final String domain) {
return host.endsWith(domain);
}
/**
* Performs Netscape draft compliant {@link Cookie} validation
*
* @param host the host from which the {@link Cookie} was received
* @param port the port from which the {@link Cookie} was received
* @param path the path from which the {@link Cookie} was received
* @param secure true when the {@link Cookie} was received
* using a secure connection
* @param cookie The cookie to validate.
* @throws MalformedCookieException if an exception occurs during
* validation
*/
public void validate(String host, int port, String path,
boolean secure, final Cookie cookie)
throws MalformedCookieException {
LOG.trace("enterNetscapeDraftCookieProcessor "
+ "RCF2109CookieProcessor.validate(Cookie)");
// Perform generic validation
super.validate(host, port, path, secure, cookie);
// Perform Netscape Cookie draft specific validation
if (host.indexOf(".") >= 0) {
int domainParts = new StringTokenizer(cookie.getDomain(), ".")
.countTokens();
if (isSpecialDomain(cookie.getDomain())) {
if (domainParts < 2) {
throw new MalformedCookieException("Domain attribute \""
+ cookie.getDomain()
+ "\" violates the Netscape cookie specification for "
+ "special domains");
}
} else {
if (domainParts < 3) {
throw new MalformedCookieException("Domain attribute \""
+ cookie.getDomain()
+ "\" violates the Netscape cookie specification");
}
}
}
}
/**
* Checks if the given domain is in one of the seven special
* top level domains defined by the Netscape cookie specification.
* @param domain The domain.
* @return True if the specified domain is "special"
*/
private static boolean isSpecialDomain(final String domain) {
final String ucDomain = domain.toUpperCase();
if (ucDomain.endsWith(".COM")
|| ucDomain.endsWith(".EDU")
|| ucDomain.endsWith(".NET")
|| ucDomain.endsWith(".GOV")
|| ucDomain.endsWith(".MIL")
|| ucDomain.endsWith(".ORG")
|| ucDomain.endsWith(".INT")) {
return true;
}
return false;
}
}