content: /*
  * Conditions Of Use 
  * 
  * This software was developed by employees of the National Institute of
  * Standards and Technology (NIST), an agency of the Federal Government.
  * Pursuant to title 15 Untied States Code Section 105, works of NIST
  * employees are not subject to copyright protection in the United States
  * and are considered to be in the public domain.  As a result, a formal
  * license is not needed to use the software.
  * 
  * This software is provided by NIST as a service and is expressly
  * provided "AS IS."  NIST MAKES NO WARRANTY OF ANY KIND, EXPRESS, IMPLIED
  * OR STATUTORY, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTY OF
  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, NON-INFRINGEMENT
  * AND DATA ACCURACY.  NIST does not warrant or make any representations
  * regarding the use of the software or the results thereof, including but
  * not limited to the correctness, accuracy, reliability or usefulness of
  * the software.
  * 
  * Permission to use this software is contingent upon your acceptance
  * of the terms of this agreement
  *  
  * .
  * 
  */
  package gov2.nist.javax2.sip.parser;
  
  
  import java.text.ParseException;
  
  import javax2.sip.*;
  
  import gov2.nist.core.*;
  import gov2.nist.javax2.sip.header.*;
  import gov2.nist.javax2.sip.message.SIPRequest;
  
  /**
   * Parser for CSeq headers.
   * 
   * @version 1.2 $Revision: 1.10 $ $Date: 2006/08/15 21:44:50 $
   * 
   * @author M. Ranganathan 
   * @author Olivier Deruelle 
   * 
   */
  public class CSeqParser extends HeaderParser {
  
      public CSeqParser(String cseq) {
          super(cseq);
      }
  
      protected CSeqParser(Lexer lexer) {
          super(lexer);
      }
  
      public SIPHeader parse() throws ParseException {
          try {
              CSeq c = new CSeq();
  
              this.lexer.match(TokenTypes.CSEQ);
              this.lexer.SPorHT();
              this.lexer.match(':');
              this.lexer.SPorHT();
              String number = this.lexer.number();
              c.setSeqNumber(Long.parseLong(number));
              this.lexer.SPorHT();
              String m = SIPRequest.getCannonicalName( method() );
              
              
              
              c.setMethod(m);
              this.lexer.SPorHT();
              this.lexer.match('\n');
              return c;
          } catch (NumberFormatException ex) {
              Debug.printStackTrace(ex);
              throw createParseException("Number format exception");
          } catch (InvalidArgumentException ex) {
              Debug.printStackTrace(ex);
              throw createParseException(ex.getMessage());
          }
      }
  
      /**
       *  
       */
  }
  /*
   * $Log: CSeqParser.java,v $
   * Revision 1.10  2006/08/15 21:44:50  mranga
   * Issue number:
   * Obtained from:
   * Submitted by:  mranga
   * Reviewed by:   mranga
   * Incorporating the latest API changes from Phelim
   * CVS: ----------------------------------------------------------------------
   * CVS: Issue number:
   * CVS:   If this change addresses one or more issues,
   * CVS:   then enter the issue number(s) here.
   * CVS: Obtained from:
   * CVS:   If this change has been taken from another system,
   * CVS:   then name the system in this line, otherwise delete it.
   * CVS: Submitted by:
   * CVS:   If this code has been contributed to the project by someone else; i.e.,
   * CVS:   they sent us a patch or a set of diffs, then include their name/email
   * CVS:   address here. If this is your work then delete this line.
   * CVS: Reviewed by:
   * CVS:   If we are doing pre-commit code reviews and someone else has
   * CVS:   reviewed your changes, include their name(s) here.
   * CVS:   If you have not had it reviewed then delete this line.
   *
   * Revision 1.9  2006/07/13 09:02:17  mranga
   * Issue number:
   * Obtained from:
   * Submitted by:  jeroen van bemmel
   * Reviewed by:   mranga
   * Moved some changes from jain-sip-1.2 to java.net
   *
   * CVS: ----------------------------------------------------------------------
   * CVS: Issue number:
   * CVS:   If this change addresses one or more issues,
   * CVS:   then enter the issue number(s) here.
   * CVS: Obtained from:
   * CVS:   If this change has been taken from another system,
   * CVS:   then name the system in this line, otherwise delete it.
   * CVS: Submitted by:
   * CVS:   If this code has been contributed to the project by someone else; i.e.,
   * CVS:   they sent us a patch or a set of diffs, then include their name/email
   * CVS:   address here. If this is your work then delete this line.
   * CVS: Reviewed by:
   * CVS:   If we are doing pre-commit code reviews and someone else has
   * CVS:   reviewed your changes, include their name(s) here.
   * CVS:   If you have not had it reviewed then delete this line.
   *
   * Revision 1.5  2006/06/19 06:47:27  mranga
   * javadoc fixups
   *
   * Revision 1.4  2006/06/16 15:26:28  mranga
   * Added NIST disclaimer to all public domain files. Clean up some javadoc. Fixed a leak
   *
   * Revision 1.3  2006/05/22 08:16:15  mranga
   * Added tests for retransmissionAlert flag
   * Added tests for transaction terminated event
   *
   * Revision 1.2  2006/04/17 17:45:01  jeroen
   * - Using SIPRequest method to canonicalize request name (current code was omitting some)
   *
   * Revision 1.1.1.1  2005/10/04 17:12:35  mranga
   *
   * Import
   *
   *
   * Revision 1.7  2005/04/27 14:12:04  mranga
   * Submitted by:  Mario Mantak
   * Reviewed by:   mranga
   *
   * Added a missing "short form" for event header.
   *
   * Revision 1.6  2005/04/21 00:01:59  mranga
   * Issue number:
   * Obtained from:
   * Submitted by:  mranga
   * Reviewed by:  mranga
   *
   * Adjust remote sequence number when sending out a 491
   * CVS: ----------------------------------------------------------------------
   * CVS: Issue number:
   * CVS:   If this change addresses one or more issues,
   * CVS:   then enter the issue number(s) here.
   * CVS: Obtained from:
   * CVS:   If this change has been taken from another system,
   * CVS:   then name the system in this line, otherwise delete it.
   * CVS: Submitted by:
   * CVS:   If this code has been contributed to the project by someone else; i.e.,
   * CVS:   they sent us a patch or a set of diffs, then include their name/email
   * CVS:   address here. If this is your work then delete this line.
   * CVS: Reviewed by:
   * CVS:   If we are doing pre-commit code reviews and someone else has
   * CVS:   reviewed your changes, include their name(s) here.
   * CVS:   If you have not had it reviewed then delete this line.
   * Revision 1.5 2004/07/28 14:13:54 mranga Submitted
   * by: mranga
   * 
   * Move out the test code to a separate test/unit class. Fixed some encode
   * methods.
   * 
   * Revision 1.4 2004/01/22 13:26:31 sverker Issue number: Obtained from:
   * Submitted by: sverker Reviewed by: mranga
   * 
   * Major reformat of code to conform with style guide. Resolved compiler and
   * javadoc warnings. Added CVS tags.
   * 
   * CVS: ----------------------------------------------------------------------
   * CVS: Issue number: CVS: If this change addresses one or more issues, CVS:
   * then enter the issue number(s) here. CVS: Obtained from: CVS: If this change
   * has been taken from another system, CVS: then name the system in this line,
   * otherwise delete it. CVS: Submitted by: CVS: If this code has been
   * contributed to the project by someone else; i.e., CVS: they sent us a patch
   * or a set of diffs, then include their name/email CVS: address here. If this
   * is your work then delete this line. CVS: Reviewed by: CVS: If we are doing
   * pre-commit code reviews and someone else has CVS: reviewed your changes,
   * include their name(s) here. CVS: If you have not had it reviewed then delete
   * this line.
   *  
   */
  