1 /* 2 * $HeadURL: http://svn.apache.org/repos/asf/httpcomponents/httpclient/trunk/module-client/src/main/java/org/apache/http/cookie/CookieSpec.java $ 3 * $Revision: 603563 $ 4 * $Date: 2007-12-12 03:17:55 -0800 (Wed, 12 Dec 2007) $ 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.util.List; 35 36 import org.apache.http.Header; 37 38 /** 39 * Defines the cookie management specification. 40 * <p>Cookie management specification must define 41 * <ul> 42 * <li> rules of parsing "Set-Cookie" header 43 * <li> rules of validation of parsed cookies 44 * <li> formatting of "Cookie" header 45 * </ul> 46 * for a given host, port and path of origin 47 * 48 * @author <a href="mailto:oleg at ural.ru">Oleg Kalnichevski</a> 49 * @author <a href="mailto:jsdever@apache.org">Jeff Dever</a> 50 * 51 * @since 4.0 52 */ 53 public interface CookieSpec { 54 55 /** 56 * Returns version of the state management this cookie specification 57 * conforms to. 58 * 59 * @return version of the state management specification 60 */ getVersion()61 int getVersion(); 62 63 /** 64 * Parse the <tt>"Set-Cookie"</tt> Header into an array of Cookies. 65 * 66 * <p>This method will not perform the validation of the resultant 67 * {@link Cookie}s</p> 68 * 69 * @see #validate 70 * 71 * @param header the <tt>Set-Cookie</tt> received from the server 72 * @param origin details of the cookie origin 73 * @return an array of <tt>Cookie</tt>s parsed from the header 74 * @throws MalformedCookieException if an exception occurs during parsing 75 */ parse(Header header, CookieOrigin origin)76 List<Cookie> parse(Header header, CookieOrigin origin) throws MalformedCookieException; 77 78 /** 79 * Validate the cookie according to validation rules defined by the 80 * cookie specification. 81 * 82 * @param cookie the Cookie to validate 83 * @param origin details of the cookie origin 84 * @throws MalformedCookieException if the cookie is invalid 85 */ validate(Cookie cookie, CookieOrigin origin)86 void validate(Cookie cookie, CookieOrigin origin) throws MalformedCookieException; 87 88 /** 89 * Determines if a Cookie matches the target location. 90 * 91 * @param cookie the Cookie to be matched 92 * @param origin the target to test against 93 * 94 * @return <tt>true</tt> if the cookie should be submitted with a request 95 * with given attributes, <tt>false</tt> otherwise. 96 */ match(Cookie cookie, CookieOrigin origin)97 boolean match(Cookie cookie, CookieOrigin origin); 98 99 /** 100 * Create <tt>"Cookie"</tt> headers for an array of Cookies. 101 * 102 * @param cookies the Cookies format into a Cookie header 103 * @return a Header for the given Cookies. 104 * @throws IllegalArgumentException if an input parameter is illegal 105 */ formatCookies(List<Cookie> cookies)106 List<Header> formatCookies(List<Cookie> cookies); 107 108 /** 109 * Returns a request header identifying what version of the state management 110 * specification is understood. May be <code>null</code> if the cookie 111 * specification does not support <tt>Cookie2</tt> header. 112 */ getVersionHeader()113 Header getVersionHeader(); 114 115 } 116