gov.nist.javax.sip.parser.StatusLineParser Maven / Gradle / Ivy
/*
* 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;
/**
* Parser for the SIP status line.
*
* @version 1.2 $Revision: 1.7 $ $Date: 2009-07-17 18:58:05 $
*
* @author M. Ranganathan
*
*
*
*/
public class StatusLineParser extends Parser {
public StatusLineParser(String statusLine) {
this.lexer = new Lexer("status_lineLexer", statusLine);
}
public StatusLineParser(Lexer lexer) {
this.lexer = lexer;
this.lexer.selectLexer("status_lineLexer");
}
protected int statusCode() throws ParseException {
String scode = this.lexer.number();
if (debug)
dbg_enter("statusCode");
try {
int retval = Integer.parseInt(scode);
return retval;
} catch (NumberFormatException ex) {
throw new ParseException(
lexer.getBuffer() + ":" + ex.getMessage(),
lexer.getPtr());
} finally {
if (debug)
dbg_leave("statusCode");
}
}
protected String reasonPhrase() throws ParseException {
return this.lexer.getRest().trim();
}
public StatusLine parse() throws ParseException {
try {
if (debug)
dbg_enter("parse");
StatusLine retval = new StatusLine();
String version = this.sipVersion();
retval.setSipVersion(version);
lexer.SPorHT();
int scode = statusCode();
retval.setStatusCode(scode);
lexer.SPorHT();
String rp = reasonPhrase();
retval.setReasonPhrase(rp);
lexer.SPorHT();
return retval;
} finally {
if (debug)
dbg_leave("parse");
}
}
/**
public static void main(String[] args) throws ParseException {
String[] statusLines = {
"SIP/2.0 200 OK\n",
"BOO 200 OK\n",
"SIP/2.0 500 OK bad things happened \n"
};
for (int i = 0 ; i < statusLines.length; i++) {
try {
StatusLineParser slp = new StatusLineParser(statusLines[i]);
StatusLine sl = slp.parse();
System.out.println("encoded = " + sl.encode());
} catch (ParseException ex) {
System.out.println("error message " + ex.getMessage());
}
}
}
*/
}
/*
* $Log: not supported by cvs2svn $
* Revision 1.6 2006/07/13 09:02:20 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 06:47:27 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 17:12:36 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.
*
*/