The Tor Browser: mobile/android/thirdparty/ch/boye/httpclientandroidlib/impl/cookie/BasicDomainHandler.java@fc2d59ddac77

     1 /*

     2  * ====================================================================

     3  * Licensed to the Apache Software Foundation (ASF) under one

     4  * or more contributor license agreements.  See the NOTICE file

     5  * distributed with this work for additional information

     6  * regarding copyright ownership.  The ASF licenses this file

     7  * to you under the Apache License, Version 2.0 (the

     8  * "License"); you may not use this file except in compliance

     9  * with the License.  You may obtain a copy of the License at

    10  *

    11  *   http://www.apache.org/licenses/LICENSE-2.0

    12  *

    13  * Unless required by applicable law or agreed to in writing,

    14  * software distributed under the License is distributed on an

    15  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY

    16  * KIND, either express or implied.  See the License for the

    17  * specific language governing permissions and limitations

    18  * under the License.

    19  * ====================================================================

    20  *

    21  * This software consists of voluntary contributions made by many

    22  * individuals on behalf of the Apache Software Foundation.  For more

    23  * information on the Apache Software Foundation, please see

    24  * <http://www.apache.org/>.

    25  *

    26  */

    27 package ch.boye.httpclientandroidlib.impl.cookie;

    29 import ch.boye.httpclientandroidlib.annotation.Immutable;

    31 import ch.boye.httpclientandroidlib.cookie.Cookie;

    32 import ch.boye.httpclientandroidlib.cookie.CookieAttributeHandler;

    33 import ch.boye.httpclientandroidlib.cookie.CookieOrigin;

    34 import ch.boye.httpclientandroidlib.cookie.CookieRestrictionViolationException;

    35 import ch.boye.httpclientandroidlib.cookie.MalformedCookieException;

    36 import ch.boye.httpclientandroidlib.cookie.SetCookie;

    38 /**

    39  *

    40  * @since 4.0

    41  */

    42 @Immutable

    43 public class BasicDomainHandler implements CookieAttributeHandler {

    45     public BasicDomainHandler() {

    46         super();

    47     }

    49     public void parse(final SetCookie cookie, final String value)

    50             throws MalformedCookieException {

    51         if (cookie == null) {

    52             throw new IllegalArgumentException("Cookie may not be null");

    53         }

    54         if (value == null) {

    55             throw new MalformedCookieException("Missing value for domain attribute");

    56         }

    57         if (value.trim().length() == 0) {

    58             throw new MalformedCookieException("Blank value for domain attribute");

    59         }

    60         cookie.setDomain(value);

    61     }

    63     public void validate(final Cookie cookie, final CookieOrigin origin)

    64             throws MalformedCookieException {

    65         if (cookie == null) {

    66             throw new IllegalArgumentException("Cookie may not be null");

    67         }

    68         if (origin == null) {

    69             throw new IllegalArgumentException("Cookie origin may not be null");

    70         }

    71         // Validate the cookies domain attribute.  NOTE:  Domains without

    72         // any dots are allowed to support hosts on private LANs that don't

    73         // have DNS names.  Since they have no dots, to domain-match the

    74         // request-host and domain must be identical for the cookie to sent

    75         // back to the origin-server.

    76         String host = origin.getHost();

    77         String domain = cookie.getDomain();

    78         if (domain == null) {

    79             throw new CookieRestrictionViolationException("Cookie domain may not be null");

    80         }

    81         if (host.contains(".")) {

    82             // Not required to have at least two dots.  RFC 2965.

    83             // A Set-Cookie2 with Domain=ajax.com will be accepted.

    85             // domain must match host

    86             if (!host.endsWith(domain)) {

    87                 if (domain.startsWith(".")) {

    88                     domain = domain.substring(1, domain.length());

    89                 }

    90                 if (!host.equals(domain)) {

    91                     throw new CookieRestrictionViolationException(

    92                         "Illegal domain attribute \"" + domain

    93                         + "\". Domain of origin: \"" + host + "\"");

    94                 }

    95             }

    96         } else {

    97             if (!host.equals(domain)) {

    98                 throw new CookieRestrictionViolationException(

    99                     "Illegal domain attribute \"" + domain

   100                     + "\". Domain of origin: \"" + host + "\"");

   101             }

   102         }

   103     }

   105     public boolean match(final Cookie cookie, final CookieOrigin origin) {

   106         if (cookie == null) {

   107             throw new IllegalArgumentException("Cookie may not be null");

   108         }

   109         if (origin == null) {

   110             throw new IllegalArgumentException("Cookie origin may not be null");

   111         }

   112         String host = origin.getHost();

   113         String domain = cookie.getDomain();

   114         if (domain == null) {

   115             return false;

   116         }

   117         if (host.equals(domain)) {

   118             return true;

   119         }

   120         if (!domain.startsWith(".")) {

   121             domain = '.' + domain;

   122         }

   123         return host.endsWith(domain) || host.equals(domain.substring(1));

   124     }

   126 }

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