| /* |
| * 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.RecordRoute; |
| import gov.nist.javax.sip.header.RecordRouteList; |
| import gov.nist.javax.sip.header.SIPHeader; |
| |
| import java.text.ParseException; |
| |
| /** |
| * Parser for a list of route headers. |
| * |
| * @version 1.2 $Revision: 1.9 $ $Date: 2009/07/17 18:58:03 $ |
| * |
| * @author Olivier Deruelle <br/> |
| * @author M. Ranganathan <br/> |
| * |
| */ |
| public class RecordRouteParser extends AddressParametersParser { |
| |
| /** |
| * Constructor |
| * @param recordRoute message to parse to set |
| */ |
| public RecordRouteParser(String recordRoute) { |
| super(recordRoute); |
| } |
| |
| protected RecordRouteParser(Lexer lexer) { |
| super(lexer); |
| } |
| |
| /** |
| * parse the String message and generate the RecordRoute List Object |
| * @return SIPHeader the RecordRoute List object |
| * @throws ParseException if errors occur during the parsing |
| */ |
| public SIPHeader parse() throws ParseException { |
| RecordRouteList recordRouteList = new RecordRouteList(); |
| |
| if (debug) |
| dbg_enter("RecordRouteParser.parse"); |
| |
| try { |
| this.lexer.match(TokenTypes.RECORD_ROUTE); |
| this.lexer.SPorHT(); |
| this.lexer.match(':'); |
| this.lexer.SPorHT(); |
| while (true) { |
| RecordRoute recordRoute = new RecordRoute(); |
| super.parse(recordRoute); |
| recordRouteList.add(recordRoute); |
| this.lexer.SPorHT(); |
| char la = lexer.lookAhead(0); |
| if (la == ',') { |
| this.lexer.match(','); |
| this.lexer.SPorHT(); |
| } else if (la == '\n') |
| break; |
| else |
| throw createParseException("unexpected char"); |
| } |
| return recordRouteList; |
| } finally { |
| if (debug) |
| dbg_leave("RecordRouteParser.parse"); |
| } |
| |
| } |
| |
| |
| } |