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1 /*
2  * $HeadURL: http://svn.apache.org/repos/asf/httpcomponents/httpclient/trunk/module-client/src/main/java/org/apache/http/impl/cookie/NetscapeDraftHeaderParser.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.impl.cookie;
33 
34 import java.util.ArrayList;
35 import java.util.List;
36 
37 import org.apache.http.HeaderElement;
38 import org.apache.http.NameValuePair;
39 import org.apache.http.ParseException;
40 import org.apache.http.message.BasicHeaderElement;
41 import org.apache.http.message.BasicHeaderValueParser;
42 import org.apache.http.message.ParserCursor;
43 import org.apache.http.util.CharArrayBuffer;
44 
45 public class NetscapeDraftHeaderParser {
46 
47     public final static NetscapeDraftHeaderParser DEFAULT = new NetscapeDraftHeaderParser();
48 
49     private final static char[] DELIMITERS = new char[] { ';' };
50 
51     private final BasicHeaderValueParser nvpParser;
52 
NetscapeDraftHeaderParser()53     public NetscapeDraftHeaderParser() {
54         super();
55         this.nvpParser = BasicHeaderValueParser.DEFAULT;
56     }
57 
parseHeader( final CharArrayBuffer buffer, final ParserCursor cursor)58     public HeaderElement parseHeader(
59             final CharArrayBuffer buffer,
60             final ParserCursor cursor) throws ParseException {
61         if (buffer == null) {
62             throw new IllegalArgumentException("Char array buffer may not be null");
63         }
64         if (cursor == null) {
65             throw new IllegalArgumentException("Parser cursor may not be null");
66         }
67         NameValuePair nvp = this.nvpParser.parseNameValuePair(buffer, cursor, DELIMITERS);
68         List<NameValuePair> params = new ArrayList<NameValuePair>();
69         while (!cursor.atEnd()) {
70             NameValuePair param = this.nvpParser.parseNameValuePair(buffer, cursor, DELIMITERS);
71             params.add(param);
72         }
73         return new BasicHeaderElement(
74                 nvp.getName(),
75                 nvp.getValue(), params.toArray(new NameValuePair[params.size()]));
76     }
77 
78 }
79