1/*
2* Conditions Of Use
3*
4* This software was developed by employees of the National Institute of
5* Standards and Technology (NIST), an agency of the Federal Government.
6* Pursuant to title 15 Untied States Code Section 105, works of NIST
7* employees are not subject to copyright protection in the United States
8* and are considered to be in the public domain.  As a result, a formal
9* license is not needed to use the software.
10*
11* This software is provided by NIST as a service and is expressly
12* provided "AS IS."  NIST MAKES NO WARRANTY OF ANY KIND, EXPRESS, IMPLIED
13* OR STATUTORY, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTY OF
14* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, NON-INFRINGEMENT
15* AND DATA ACCURACY.  NIST does not warrant or make any representations
16* regarding the use of the software or the results thereof, including but
17* not limited to the correctness, accuracy, reliability or usefulness of
18* the software.
19*
20* Permission to use this software is contingent upon your acceptance
21* of the terms of this agreement
22*
23* .
24*
25*/
26package gov.nist.javax.sip.parser;
27
28import gov.nist.javax.sip.header.*;
29import gov.nist.javax.sip.address.*;
30import java.text.ParseException;
31
32/**
33 * Parser for CallInfo header.
34 *
35 * @version 1.2 $Revision: 1.8 $ $Date: 2009/10/22 10:27:36 $
36 *
37 * @author Olivier Deruelle
38 * @author M. Ranganathan
39 *
40 */
41public class CallInfoParser  extends ParametersParser{
42
43    /**
44     * Creates a new instance of CallInfoParser
45     * @param callInfo the header to parse
46     */
47    public CallInfoParser(String callInfo) {
48        super(callInfo);
49    }
50
51    /**
52     * Constructor
53     * @param lexer the lexer to use to parse the header
54     */
55    protected  CallInfoParser(Lexer lexer) {
56        super(lexer);
57    }
58
59    /**
60     * parse the CallInfo String header
61     * @return SIPHeader (CallInfoList object)
62     * @throws SIPParseException if the message does not respect the spec.
63     */
64    public SIPHeader parse() throws ParseException {
65
66        if (debug) dbg_enter("CallInfoParser.parse");
67        CallInfoList list=new CallInfoList();
68
69        try {
70            headerName(TokenTypes.CALL_INFO);
71
72            while (lexer.lookAhead(0) != '\n') {
73                CallInfo callInfo= new CallInfo();
74                callInfo.setHeaderName(SIPHeaderNames.CALL_INFO);
75
76                this.lexer.SPorHT();
77                this.lexer.match('<');
78                URLParser urlParser=new URLParser((Lexer)this.lexer);
79                GenericURI uri=urlParser.uriReference(true);
80                callInfo.setInfo(uri);
81                this.lexer.match('>');
82                this.lexer.SPorHT();
83
84                super.parse(callInfo);
85                list.add(callInfo);
86
87                while (lexer.lookAhead(0) == ',') {
88                    this.lexer.match(',');
89                    this.lexer.SPorHT();
90
91                    callInfo= new CallInfo();
92
93                    this.lexer.SPorHT();
94                    this.lexer.match('<');
95                    urlParser=new URLParser((Lexer)this.lexer);
96                    uri=urlParser.uriReference(true);
97                    callInfo.setInfo(uri);
98                    this.lexer.match('>');
99                    this.lexer.SPorHT();
100
101                    super.parse(callInfo);
102                    list.add(callInfo);
103                }
104            }
105
106            return list;
107        }
108        finally {
109            if (debug) dbg_leave("CallInfoParser.parse");
110        }
111    }
112
113
114}
115/*
116 * $Log: CallInfoParser.java,v $
117 * Revision 1.8  2009/10/22 10:27:36  jbemmel
118 * Fix for issue #230, restructured the code such that parsing for any address appearing without '<' '>'
119 * stops at ';', then parameters are assigned to the header as expected
120 *
121 * Revision 1.7  2006/07/13 09:02:15  mranga
122 * Issue number:
123 * Obtained from:
124 * Submitted by:  jeroen van bemmel
125 * Reviewed by:   mranga
126 * Moved some changes from jain-sip-1.2 to java.net
127 *
128 * CVS: ----------------------------------------------------------------------
129 * CVS: Issue number:
130 * CVS:   If this change addresses one or more issues,
131 * CVS:   then enter the issue number(s) here.
132 * CVS: Obtained from:
133 * CVS:   If this change has been taken from another system,
134 * CVS:   then name the system in this line, otherwise delete it.
135 * CVS: Submitted by:
136 * CVS:   If this code has been contributed to the project by someone else; i.e.,
137 * CVS:   they sent us a patch or a set of diffs, then include their name/email
138 * CVS:   address here. If this is your work then delete this line.
139 * CVS: Reviewed by:
140 * CVS:   If we are doing pre-commit code reviews and someone else has
141 * CVS:   reviewed your changes, include their name(s) here.
142 * CVS:   If you have not had it reviewed then delete this line.
143 *
144 * Revision 1.3  2006/06/19 06:47:27  mranga
145 * javadoc fixups
146 *
147 * Revision 1.2  2006/06/16 15:26:28  mranga
148 * Added NIST disclaimer to all public domain files. Clean up some javadoc. Fixed a leak
149 *
150 * Revision 1.1.1.1  2005/10/04 17:12:35  mranga
151 *
152 * Import
153 *
154 *
155 * Revision 1.5  2004/07/28 14:13:54  mranga
156 * Submitted by:  mranga
157 *
158 * Move out the test code to a separate test/unit class.
159 * Fixed some encode methods.
160 *
161 * Revision 1.4  2004/01/22 13:26:31  sverker
162 * Issue number:
163 * Obtained from:
164 * Submitted by:  sverker
165 * Reviewed by:   mranga
166 *
167 * Major reformat of code to conform with style guide. Resolved compiler and javadoc warnings. Added CVS tags.
168 *
169 * CVS: ----------------------------------------------------------------------
170 * CVS: Issue number:
171 * CVS:   If this change addresses one or more issues,
172 * CVS:   then enter the issue number(s) here.
173 * CVS: Obtained from:
174 * CVS:   If this change has been taken from another system,
175 * CVS:   then name the system in this line, otherwise delete it.
176 * CVS: Submitted by:
177 * CVS:   If this code has been contributed to the project by someone else; i.e.,
178 * CVS:   they sent us a patch or a set of diffs, then include their name/email
179 * CVS:   address here. If this is your work then delete this line.
180 * CVS: Reviewed by:
181 * CVS:   If we are doing pre-commit code reviews and someone else has
182 * CVS:   reviewed your changes, include their name(s) here.
183 * CVS:   If you have not had it reviewed then delete this line.
184 *
185 */
186