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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 
     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