The Tor Browser: mobile/android/thirdparty/ch/boye/httpclientandroidlib/cookie/CookiePathComparator.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  */

    28 package ch.boye.httpclientandroidlib.cookie;

    30 import java.io.Serializable;

    31 import java.util.Comparator;

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

    35 /**

    36  * This cookie comparator ensures that multiple cookies satisfying

    37  * a common criteria are ordered in the <tt>Cookie</tt> header such

    38  * that those with more specific Path attributes precede those with

    39  * less specific.

    40  *

    41  * <p>

    42  * This comparator assumes that Path attributes of two cookies

    43  * path-match a commmon request-URI. Otherwise, the result of the

    44  * comparison is undefined.

    45  * </p>

    46  *

    47  *

    48  * @since 4.0

    49  */

    50 @Immutable

    51 public class CookiePathComparator implements Serializable, Comparator<Cookie> {

    53     private static final long serialVersionUID = 7523645369616405818L;

    55     private String normalizePath(final Cookie cookie) {

    56         String path = cookie.getPath();

    57         if (path == null) {

    58             path = "/";

    59         }

    60         if (!path.endsWith("/")) {

    61             path = path + '/';

    62         }

    63         return path;

    64     }

    66     public int compare(final Cookie c1, final Cookie c2) {

    67         String path1 = normalizePath(c1);

    68         String path2 = normalizePath(c2);

    69         if (path1.equals(path2)) {

    70             return 0;

    71         } else if (path1.startsWith(path2)) {

    72             return -1;

    73         } else if (path2.startsWith(path1)) {

    74             return 1;

    75         } else {

    76             // Does not really matter

    77             return 0;

    78         }

    79     }

    81 }

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