/* * 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 <br/> * * * */ 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: StatusLineParser.java,v $ * Revision 1.7 2009/07/17 18:58:05 emcho * Converts indentation tabs to spaces so that we have a uniform indentation policy in the whole project. * * 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. * */