| /* |
| * $HeadURL: http://svn.apache.org/repos/asf/httpcomponents/httpclient/trunk/module-client/src/main/java/org/apache/http/impl/cookie/RFC2109DomainHandler.java $ |
| * $Revision: 653041 $ |
| * $Date: 2008-05-03 03:39:28 -0700 (Sat, 03 May 2008) $ |
| * |
| * ==================================================================== |
| * 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 |
| * <http://www.apache.org/>. |
| * |
| */ |
| package org.apache.http.impl.cookie; |
| |
| import java.util.Locale; |
| |
| import org.apache.http.cookie.Cookie; |
| import org.apache.http.cookie.CookieAttributeHandler; |
| import org.apache.http.cookie.CookieOrigin; |
| import org.apache.http.cookie.MalformedCookieException; |
| import org.apache.http.cookie.SetCookie; |
| |
| public class RFC2109DomainHandler implements CookieAttributeHandler { |
| |
| public RFC2109DomainHandler() { |
| super(); |
| } |
| |
| public void parse(final SetCookie cookie, final String value) |
| throws MalformedCookieException { |
| if (cookie == null) { |
| throw new IllegalArgumentException("Cookie may not be null"); |
| } |
| if (value == null) { |
| throw new MalformedCookieException("Missing value for domain attribute"); |
| } |
| if (value.trim().length() == 0) { |
| throw new MalformedCookieException("Blank value for domain attribute"); |
| } |
| cookie.setDomain(value); |
| } |
| |
| public void validate(final Cookie cookie, final CookieOrigin origin) |
| throws MalformedCookieException { |
| if (cookie == null) { |
| throw new IllegalArgumentException("Cookie may not be null"); |
| } |
| if (origin == null) { |
| throw new IllegalArgumentException("Cookie origin may not be null"); |
| } |
| String host = origin.getHost(); |
| String domain = cookie.getDomain(); |
| if (domain == null) { |
| throw new MalformedCookieException("Cookie domain may not be null"); |
| } |
| if (!domain.equals(host)) { |
| int dotIndex = domain.indexOf('.'); |
| if (dotIndex == -1) { |
| throw new MalformedCookieException("Domain attribute \"" |
| + domain |
| + "\" does not match the host \"" |
| + host + "\""); |
| } |
| // domain must start with dot |
| if (!domain.startsWith(".")) { |
| throw new MalformedCookieException("Domain attribute \"" |
| + domain |
| + "\" violates RFC 2109: domain must start with a dot"); |
| } |
| // domain must have at least one embedded dot |
| dotIndex = domain.indexOf('.', 1); |
| if (dotIndex < 0 || dotIndex == domain.length() - 1) { |
| throw new MalformedCookieException("Domain attribute \"" |
| + domain |
| + "\" violates RFC 2109: domain must contain an embedded dot"); |
| } |
| host = host.toLowerCase(Locale.ENGLISH); |
| if (!host.endsWith(domain)) { |
| throw new MalformedCookieException( |
| "Illegal domain attribute \"" + domain |
| + "\". Domain of origin: \"" + host + "\""); |
| } |
| // host minus domain may not contain any dots |
| String hostWithoutDomain = host.substring(0, host.length() - domain.length()); |
| if (hostWithoutDomain.indexOf('.') != -1) { |
| throw new MalformedCookieException("Domain attribute \"" |
| + domain |
| + "\" violates RFC 2109: host minus domain may not contain any dots"); |
| } |
| } |
| } |
| |
| public boolean match(final Cookie cookie, final CookieOrigin origin) { |
| if (cookie == null) { |
| throw new IllegalArgumentException("Cookie may not be null"); |
| } |
| if (origin == null) { |
| throw new IllegalArgumentException("Cookie origin may not be null"); |
| } |
| String host = origin.getHost(); |
| String domain = cookie.getDomain(); |
| if (domain == null) { |
| return false; |
| } |
| return host.equals(domain) || (domain.startsWith(".") && host.endsWith(domain)); |
| } |
| |
| } |