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1 /* |
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2 * ==================================================================== |
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3 * Licensed to the Apache Software Foundation (ASF) under one |
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4 * or more contributor license agreements. See the NOTICE file |
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5 * distributed with this work for additional information |
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6 * regarding copyright ownership. The ASF licenses this file |
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7 * to you under the Apache License, Version 2.0 (the |
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8 * "License"); you may not use this file except in compliance |
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9 * with the License. You may obtain a copy of the License at |
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10 * |
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11 * http://www.apache.org/licenses/LICENSE-2.0 |
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12 * |
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13 * Unless required by applicable law or agreed to in writing, |
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14 * software distributed under the License is distributed on an |
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15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
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16 * KIND, either express or implied. See the License for the |
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17 * specific language governing permissions and limitations |
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18 * under the License. |
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19 * ==================================================================== |
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20 * |
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21 * This software consists of voluntary contributions made by many |
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22 * individuals on behalf of the Apache Software Foundation. For more |
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23 * information on the Apache Software Foundation, please see |
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24 * <http://www.apache.org/>. |
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25 * |
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26 */ |
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27 |
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28 package ch.boye.httpclientandroidlib.impl.cookie; |
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29 |
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30 import java.util.ArrayList; |
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31 import java.util.List; |
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32 import java.util.Locale; |
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33 |
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34 import ch.boye.httpclientandroidlib.annotation.NotThreadSafe; |
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35 |
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36 import ch.boye.httpclientandroidlib.HeaderElement; |
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37 import ch.boye.httpclientandroidlib.NameValuePair; |
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38 import ch.boye.httpclientandroidlib.cookie.Cookie; |
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39 import ch.boye.httpclientandroidlib.cookie.CookieAttributeHandler; |
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40 import ch.boye.httpclientandroidlib.cookie.CookieOrigin; |
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41 import ch.boye.httpclientandroidlib.cookie.MalformedCookieException; |
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42 |
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43 /** |
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44 * Cookie management functions shared by all specification. |
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45 * |
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46 * |
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47 * @since 4.0 |
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48 */ |
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49 @NotThreadSafe // AbstractCookieSpec is not thread-safe |
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50 public abstract class CookieSpecBase extends AbstractCookieSpec { |
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51 |
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52 protected static String getDefaultPath(final CookieOrigin origin) { |
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53 String defaultPath = origin.getPath(); |
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54 int lastSlashIndex = defaultPath.lastIndexOf('/'); |
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55 if (lastSlashIndex >= 0) { |
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56 if (lastSlashIndex == 0) { |
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57 //Do not remove the very first slash |
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58 lastSlashIndex = 1; |
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59 } |
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60 defaultPath = defaultPath.substring(0, lastSlashIndex); |
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61 } |
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62 return defaultPath; |
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63 } |
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64 |
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65 protected static String getDefaultDomain(final CookieOrigin origin) { |
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66 return origin.getHost(); |
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67 } |
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68 |
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69 protected List<Cookie> parse(final HeaderElement[] elems, final CookieOrigin origin) |
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70 throws MalformedCookieException { |
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71 List<Cookie> cookies = new ArrayList<Cookie>(elems.length); |
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72 for (HeaderElement headerelement : elems) { |
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73 String name = headerelement.getName(); |
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74 String value = headerelement.getValue(); |
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75 if (name == null || name.length() == 0) { |
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76 throw new MalformedCookieException("Cookie name may not be empty"); |
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77 } |
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78 |
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79 BasicClientCookie cookie = new BasicClientCookie(name, value); |
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80 cookie.setPath(getDefaultPath(origin)); |
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81 cookie.setDomain(getDefaultDomain(origin)); |
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82 |
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83 // cycle through the parameters |
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84 NameValuePair[] attribs = headerelement.getParameters(); |
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85 for (int j = attribs.length - 1; j >= 0; j--) { |
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86 NameValuePair attrib = attribs[j]; |
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87 String s = attrib.getName().toLowerCase(Locale.ENGLISH); |
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88 |
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89 cookie.setAttribute(s, attrib.getValue()); |
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90 |
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91 CookieAttributeHandler handler = findAttribHandler(s); |
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92 if (handler != null) { |
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93 handler.parse(cookie, attrib.getValue()); |
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94 } |
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95 } |
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96 cookies.add(cookie); |
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97 } |
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98 return cookies; |
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99 } |
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100 |
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101 public void validate(final Cookie cookie, final CookieOrigin origin) |
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102 throws MalformedCookieException { |
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103 if (cookie == null) { |
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104 throw new IllegalArgumentException("Cookie may not be null"); |
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105 } |
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106 if (origin == null) { |
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107 throw new IllegalArgumentException("Cookie origin may not be null"); |
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108 } |
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109 for (CookieAttributeHandler handler: getAttribHandlers()) { |
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110 handler.validate(cookie, origin); |
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111 } |
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112 } |
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113 |
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114 public boolean match(final Cookie cookie, final CookieOrigin origin) { |
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115 if (cookie == null) { |
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116 throw new IllegalArgumentException("Cookie may not be null"); |
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117 } |
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118 if (origin == null) { |
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119 throw new IllegalArgumentException("Cookie origin may not be null"); |
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120 } |
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121 for (CookieAttributeHandler handler: getAttribHandlers()) { |
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122 if (!handler.match(cookie, origin)) { |
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123 return false; |
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124 } |
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125 } |
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126 return true; |
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127 } |
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128 |
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129 } |