RFC2109VersionHandler.java revision 417f3b92ba4549b2f22340e3107d869d2b9c5bb8 
1/*
2 * $HeadURL: http://svn.apache.org/repos/asf/httpcomponents/httpclient/trunk/module-client/src/main/java/org/apache/http/impl/cookie/RFC2109VersionHandler.java $
3 * $Revision: 653041 $
4 * $Date: 2008-05-03 03:39:28 -0700 (Sat, 03 May 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 */
31package org.apache.http.impl.cookie;
32
33import org.apache.http.cookie.Cookie;
34import org.apache.http.cookie.CookieOrigin;
35import org.apache.http.cookie.MalformedCookieException;
36import org.apache.http.cookie.SetCookie;
37
38public class RFC2109VersionHandler extends AbstractCookieAttributeHandler {
39
40    public RFC2109VersionHandler() {
41        super();
42    }
43
44    public void parse(final SetCookie cookie, final String value)
45            throws MalformedCookieException {
46        if (cookie == null) {
47            throw new IllegalArgumentException("Cookie may not be null");
48        }
49        if (value == null) {
50            throw new MalformedCookieException("Missing value for version attribute");
51        }
52        if (value.trim().length() == 0) {
53            throw new MalformedCookieException("Blank value for version attribute");
54        }
55        try {
56           cookie.setVersion(Integer.parseInt(value));
57        } catch (NumberFormatException e) {
58            throw new MalformedCookieException("Invalid version: "
59                + e.getMessage());
60        }
61    }
62
63    @Override
64    public void validate(final Cookie cookie, final CookieOrigin origin)
65            throws MalformedCookieException {
66        if (cookie == null) {
67            throw new IllegalArgumentException("Cookie may not be null");
68        }
69        if (cookie.getVersion() < 0) {
70            throw new MalformedCookieException("Cookie version may not be negative");
71        }
72    }
73
74}
75