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      1 /*
      2  * $HeadURL: http://svn.apache.org/repos/asf/httpcomponents/httpclient/trunk/module-client/src/main/java/org/apache/http/cookie/CookieIdentityComparator.java $
      3  * $Revision: 618308 $
      4  * $Date: 2008-02-04 07:51:19 -0800 (Mon, 04 Feb 2008) $
      5  *
      6  * ====================================================================
      7  * Licensed to the Apache Software Foundation (ASF) under one
      8  * or more contributor license agreements.  See the NOTICE file
      9  * distributed with this work for additional information
     10  * regarding copyright ownership.  The ASF licenses this file
     11  * to you under the Apache License, Version 2.0 (the
     12  * "License"); you may not use this file except in compliance
     13  * with the License.  You may obtain a copy of the License at
     14  *
     15  *   http://www.apache.org/licenses/LICENSE-2.0
     16  *
     17  * Unless required by applicable law or agreed to in writing,
     18  * software distributed under the License is distributed on an
     19  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
     20  * KIND, either express or implied.  See the License for the
     21  * specific language governing permissions and limitations
     22  * under the License.
     23  * ====================================================================
     24  *
     25  * This software consists of voluntary contributions made by many
     26  * individuals on behalf of the Apache Software Foundation.  For more
     27  * information on the Apache Software Foundation, please see
     28  * <http://www.apache.org/>.
     29  *
     30  */
     31 
     32 package org.apache.http.cookie;
     33 
     34 import java.io.Serializable;
     35 import java.util.Comparator;
     36 
     37 /**
     38  * This cookie comparator can be used to compare identity of cookies.
     39  *
     40  * <p>
     41  *  Cookies are considered identical if their names are equal and
     42  *  their domain attributes match ignoring case.
     43  * </p>
     44  *
     45  * @author <a href="mailto:oleg at ural.ru">Oleg Kalnichevski</a>
     46  *
     47  * @deprecated Please use {@link java.net.URL#openConnection} instead.
     48  *     Please visit <a href="http://android-developers.blogspot.com/2011/09/androids-http-clients.html">this webpage</a>
     49  *     for further details.
     50  */
     51 @Deprecated
     52 public class CookieIdentityComparator implements Serializable, Comparator<Cookie> {
     53 
     54     private static final long serialVersionUID = 4466565437490631532L;
     55 
     56     public int compare(final Cookie c1, final Cookie c2) {
     57         int res = c1.getName().compareTo(c2.getName());
     58         if (res == 0) {
     59             // do not differentiate empty and null domains
     60             String d1 = c1.getDomain();
     61             if (d1 == null) {
     62                 d1 = "";
     63             }
     64             String d2 = c2.getDomain();
     65             if (d2 == null) {
     66                 d2 = "";
     67             }
     68             res = d1.compareToIgnoreCase(d2);
     69         }
     70         return res;
     71     }
     72 
     73 }
     74