/*
* 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 gov.nist.javax.sip.parser;
import gov.nist.javax.sip.header.*;
import java.text.ParseException;
import javax.sip.*;
/**
* Parser for TimeStamp header.
*
* @version 1.2 $Revision: 1.9 $ $Date: 2009-10-18 13:46:39 $
*
* @author Olivier Deruelle <br/>
* @author M. Ranganathan <br/>
*
*
*/
public class TimeStampParser extends HeaderParser {
/**
* Creates a new instance of TimeStampParser
* @param timeStamp the header to parse
*/
public TimeStampParser(String timeStamp) {
super(timeStamp);
}
/**
* Constructor
* @param lexer the lexer to use to parse the header
*/
protected TimeStampParser(Lexer lexer) {
super(lexer);
}
/**
* parse the String message
* @return SIPHeader (TimeStamp object)
* @throws SIPParseException if the message does not respect the spec.
*/
public SIPHeader parse() throws ParseException {
if (debug)
dbg_enter("TimeStampParser.parse");
TimeStamp timeStamp = new TimeStamp();
try {
headerName(TokenTypes.TIMESTAMP);
timeStamp.setHeaderName(SIPHeaderNames.TIMESTAMP);
this.lexer.SPorHT();
String firstNumber = this.lexer.number();
try {
if (lexer.lookAhead(0) == '.') {
this.lexer.match('.');
String secondNumber = this.lexer.number();
String s = firstNumber + "." + secondNumber;
float ts = Float.parseFloat(s);
timeStamp.setTimeStamp(ts);
} else {
long ts = Long.parseLong(firstNumber);
timeStamp.setTime(ts);
}
} catch (NumberFormatException ex) {
throw createParseException(ex.getMessage());
} catch (InvalidArgumentException ex) {
throw createParseException(ex.getMessage());
}
this.lexer.SPorHT();
if (lexer.lookAhead(0) != '\n') {
firstNumber = this.lexer.number();
try {
if (lexer.lookAhead(0) == '.') {
this.lexer.match('.');
String secondNumber = this.lexer.number();
String s = firstNumber + "." + secondNumber;
float ts = Float.parseFloat(s);
timeStamp.setDelay(ts);
} else {
int ts = Integer.parseInt(firstNumber);
timeStamp.setDelay(ts);
}
} catch (NumberFormatException ex) {
throw createParseException(ex.getMessage());
} catch (InvalidArgumentException ex) {
throw createParseException(ex.getMessage());
}
}
} finally {
if (debug)
dbg_leave("TimeStampParser.parse");
}
return timeStamp;
}
}
/*
* $Log: not supported by cvs2svn $
* Revision 1.8 2009/07/17 18:58:06 emcho
* Converts indentation tabs to spaces so that we have a uniform indentation policy in the whole project.
*
* Revision 1.7 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 1.6 2006/07/13 09:02:14 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 2006/05/25 23:46:23 mranga
* Added @author NIST to all API files. Moved a package around in the tck directory.
*
* Ranga.
*
* Revision 1.2 2006/05/18 10:08:43 mranga
* Fixes null pointer in comparison when host is not specified. Add methods to allow longs and ints as args in TimeStamp Header.
*
* Ranga.
*
* Revision 1.1.1.1 2005/10/04 17:12:36 mranga
*
* Import
*
*
* Revision 1.4 2004/01/22 13:26:32 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.
*
*/