/*
* 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
*
* .
*
*/
/*
* TimeFieldParser.java
*
* Created on February 25, 2002, 9:58 AM
*/
package gov.nist.javax.sdp.parser;
import gov.nist.javax.sdp.fields.*;
import java.text.*;
/**
* @author deruelle
* @version JAIN-SDP-PUBLIC-RELEASE $Revision: 1.7 $ $Date: 2009-07-17 18:57:18 $
*/
public class TimeFieldParser extends SDPParser {
/** Creates new TimeFieldParser */
public TimeFieldParser(String timeField) {
lexer = new Lexer("charLexer", timeField);
}
/** Get the typed time.
*
* @param tokenValue to convert to typedTime.
* @return TypedTime
*/
public TypedTime getTypedTime(String tokenValue) {
TypedTime typedTime = new TypedTime();
if (tokenValue.endsWith("d")) {
typedTime.setUnit("d");
String t = tokenValue.replace('d', ' ');
typedTime.setTime(Integer.parseInt(t.trim()));
} else if (tokenValue.endsWith("h")) {
typedTime.setUnit("h");
String t = tokenValue.replace('h', ' ');
typedTime.setTime(Integer.parseInt(t.trim()));
} else if (tokenValue.endsWith("m")) {
typedTime.setUnit("m");
String t = tokenValue.replace('m', ' ');
typedTime.setTime(Integer.parseInt(t.trim()));
} else {
typedTime.setUnit("s");
if (tokenValue.endsWith("s")) {
String t = tokenValue.replace('s', ' ');
typedTime.setTime(Integer.parseInt(t.trim()));
} else
typedTime.setTime(Integer.parseInt(tokenValue.trim()));
}
return typedTime;
}
private long getTime() throws ParseException {
try {
String startTime = this.lexer.number();
if ( startTime.length() > 18)
startTime = startTime.substring( startTime.length() - 18);
return Long.parseLong(startTime);
} catch (NumberFormatException ex) {
throw lexer.createParseException();
}
}
/** parse the field string
* @return TimeField
*/
public TimeField timeField() throws ParseException {
try {
this.lexer.match('t');
this.lexer.SPorHT();
this.lexer.match('=');
this.lexer.SPorHT();
TimeField timeField = new TimeField();
long st = this.getTime();
timeField.setStartTime(st);
this.lexer.SPorHT();
st = this.getTime();
timeField.setStopTime(st);
return timeField;
} catch (Exception e) {
throw lexer.createParseException();
}
}
public SDPField parse() throws ParseException {
return this.timeField();
}
/**
public static void main(String[] args) throws ParseException {
String time[] = {
"t=3033434331 3042462419\n",
"t=7d 1h \n",
"t=3149328700 0 \n",
"t=0 0\n"
};
for (int i = 0; i < time.length; i++) {
TimeFieldParser timeFieldParser=new TimeFieldParser(
time[i] );
TimeField timeField=timeFieldParser.timeField();
System.out.println("encoded: " +timeField.encode());
}
}
**/
}
/*
* $Log: not supported by cvs2svn $
* Revision 1.6 2006/11/16 19:05:44 pmusgrave
* Issue number: 82 - SDP with Origin/Time or Zone creater than 18 digits causes parse exception
* Obtained from:
* Submitted by: pmusgrave@newheights.com
* Reviewed by:
* 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 2006/08/23 00:00:23 mranga
* Issue number:
* Obtained from:
* Submitted by:
* Reviewed by: mranga
*
* javadoc fixups.
*
* 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 1.4 2006/07/13 09:02:38 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 1.3 2006/06/19 06:47:26 mranga
* javadoc fixups
*
* Revision 1.2 2006/06/16 15:26:28 mranga
* Added NIST disclaimer to all public domain files. Clean up some javadoc. Fixed a leak
*
* Revision 1.1.1.1 2005/10/04 17:12:34 mranga
*
* Import
*
*
* Revision 1.2 2004/01/22 13:26:28 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.
*
*/