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
32package org.apache.http.impl.cookie;
33
34import java.util.ArrayList;
35import java.util.List;
36
37import org.apache.http.HeaderElement;
38import org.apache.http.NameValuePair;
39import org.apache.http.ParseException;
40import org.apache.http.message.BasicHeaderElement;
41import org.apache.http.message.BasicHeaderValueParser;
42import org.apache.http.message.ParserCursor;
43import org.apache.http.util.CharArrayBuffer;
44
45public 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
53    public NetscapeDraftHeaderParser() {
54        super();
55        this.nvpParser = BasicHeaderValueParser.DEFAULT;
56    }
57
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