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.message.SIPRequest;
30
31import java.text.ParseException;
32import javax.sip.*;
33
34import gov.nist.core.*;
35
36/**
37 * Parser for CSeq headers.
38 *
39 * @version 1.2 $Revision: 1.10 $ $Date: 2006/08/15 21:44:50 $
40 *
41 * @author M. Ranganathan
42 * @author Olivier Deruelle
43 *
44 */
45public class CSeqParser extends HeaderParser {
46
47    public CSeqParser(String cseq) {
48        super(cseq);
49    }
50
51    protected CSeqParser(Lexer lexer) {
52        super(lexer);
53    }
54
55    public SIPHeader parse() throws ParseException {
56        try {
57            CSeq c = new CSeq();
58
59            this.lexer.match(TokenTypes.CSEQ);
60            this.lexer.SPorHT();
61            this.lexer.match(':');
62            this.lexer.SPorHT();
63            String number = this.lexer.number();
64            c.setSeqNumber(Long.parseLong(number));
65            this.lexer.SPorHT();
66            String m = SIPRequest.getCannonicalName( method() );
67
68
69
70            c.setMethod(m);
71            this.lexer.SPorHT();
72            this.lexer.match('\n');
73            return c;
74        } catch (NumberFormatException ex) {
75            Debug.printStackTrace(ex);
76            throw createParseException("Number format exception");
77        } catch (InvalidArgumentException ex) {
78            Debug.printStackTrace(ex);
79            throw createParseException(ex.getMessage());
80        }
81    }
82
83    /**
84     *
85     */
86}
87/*
88 * $Log: CSeqParser.java,v $
89 * Revision 1.10  2006/08/15 21:44:50  mranga
90 * Issue number:
91 * Obtained from:
92 * Submitted by:  mranga
93 * Reviewed by:   mranga
94 * Incorporating the latest API changes from Phelim
95 * CVS: ----------------------------------------------------------------------
96 * CVS: Issue number:
97 * CVS:   If this change addresses one or more issues,
98 * CVS:   then enter the issue number(s) here.
99 * CVS: Obtained from:
100 * CVS:   If this change has been taken from another system,
101 * CVS:   then name the system in this line, otherwise delete it.
102 * CVS: Submitted by:
103 * CVS:   If this code has been contributed to the project by someone else; i.e.,
104 * CVS:   they sent us a patch or a set of diffs, then include their name/email
105 * CVS:   address here. If this is your work then delete this line.
106 * CVS: Reviewed by:
107 * CVS:   If we are doing pre-commit code reviews and someone else has
108 * CVS:   reviewed your changes, include their name(s) here.
109 * CVS:   If you have not had it reviewed then delete this line.
110 *
111 * Revision 1.9  2006/07/13 09:02:17  mranga
112 * Issue number:
113 * Obtained from:
114 * Submitted by:  jeroen van bemmel
115 * Reviewed by:   mranga
116 * Moved some changes from jain-sip-1.2 to java.net
117 *
118 * CVS: ----------------------------------------------------------------------
119 * CVS: Issue number:
120 * CVS:   If this change addresses one or more issues,
121 * CVS:   then enter the issue number(s) here.
122 * CVS: Obtained from:
123 * CVS:   If this change has been taken from another system,
124 * CVS:   then name the system in this line, otherwise delete it.
125 * CVS: Submitted by:
126 * CVS:   If this code has been contributed to the project by someone else; i.e.,
127 * CVS:   they sent us a patch or a set of diffs, then include their name/email
128 * CVS:   address here. If this is your work then delete this line.
129 * CVS: Reviewed by:
130 * CVS:   If we are doing pre-commit code reviews and someone else has
131 * CVS:   reviewed your changes, include their name(s) here.
132 * CVS:   If you have not had it reviewed then delete this line.
133 *
134 * Revision 1.5  2006/06/19 06:47:27  mranga
135 * javadoc fixups
136 *
137 * Revision 1.4  2006/06/16 15:26:28  mranga
138 * Added NIST disclaimer to all public domain files. Clean up some javadoc. Fixed a leak
139 *
140 * Revision 1.3  2006/05/22 08:16:15  mranga
141 * Added tests for retransmissionAlert flag
142 * Added tests for transaction terminated event
143 *
144 * Revision 1.2  2006/04/17 17:45:01  jeroen
145 * - Using SIPRequest method to canonicalize request name (current code was omitting some)
146 *
147 * Revision 1.1.1.1  2005/10/04 17:12:35  mranga
148 *
149 * Import
150 *
151 *
152 * Revision 1.7  2005/04/27 14:12:04  mranga
153 * Submitted by:  Mario Mantak
154 * Reviewed by:   mranga
155 *
156 * Added a missing "short form" for event header.
157 *
158 * Revision 1.6  2005/04/21 00:01:59  mranga
159 * Issue number:
160 * Obtained from:
161 * Submitted by:  mranga
162 * Reviewed by:  mranga
163 *
164 * Adjust remote sequence number when sending out a 491
165 * CVS: ----------------------------------------------------------------------
166 * CVS: Issue number:
167 * CVS:   If this change addresses one or more issues,
168 * CVS:   then enter the issue number(s) here.
169 * CVS: Obtained from:
170 * CVS:   If this change has been taken from another system,
171 * CVS:   then name the system in this line, otherwise delete it.
172 * CVS: Submitted by:
173 * CVS:   If this code has been contributed to the project by someone else; i.e.,
174 * CVS:   they sent us a patch or a set of diffs, then include their name/email
175 * CVS:   address here. If this is your work then delete this line.
176 * CVS: Reviewed by:
177 * CVS:   If we are doing pre-commit code reviews and someone else has
178 * CVS:   reviewed your changes, include their name(s) here.
179 * CVS:   If you have not had it reviewed then delete this line.
180 * Revision 1.5 2004/07/28 14:13:54 mranga Submitted
181 * by: mranga
182 *
183 * Move out the test code to a separate test/unit class. Fixed some encode
184 * methods.
185 *
186 * Revision 1.4 2004/01/22 13:26:31 sverker Issue number: Obtained from:
187 * Submitted by: sverker Reviewed by: mranga
188 *
189 * Major reformat of code to conform with style guide. Resolved compiler and
190 * javadoc warnings. Added CVS tags.
191 *
192 * CVS: ----------------------------------------------------------------------
193 * CVS: Issue number: CVS: If this change addresses one or more issues, CVS:
194 * then enter the issue number(s) here. CVS: Obtained from: CVS: If this change
195 * has been taken from another system, CVS: then name the system in this line,
196 * otherwise delete it. CVS: Submitted by: CVS: If this code has been
197 * contributed to the project by someone else; i.e., CVS: they sent us a patch
198 * or a set of diffs, then include their name/email CVS: address here. If this
199 * is your work then delete this line. CVS: Reviewed by: CVS: If we are doing
200 * pre-commit code reviews and someone else has CVS: reviewed your changes,
201 * include their name(s) here. CVS: If you have not had it reviewed then delete
202 * this line.
203 *
204 */
205