1 /* 2 * Conditions Of Use 3 * 4 * This software was developed by employees of the National Institute of 5 * Standards and Technology (NIST), an agency of the Federal Government. 6 * Pursuant to title 15 Untied States Code Section 105, works of NIST 7 * employees are not subject to copyright protection in the United States 8 * and are considered to be in the public domain. As a result, a formal 9 * license is not needed to use the software. 10 * 11 * This software is provided by NIST as a service and is expressly 12 * provided "AS IS." NIST MAKES NO WARRANTY OF ANY KIND, EXPRESS, IMPLIED 13 * OR STATUTORY, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTY OF 14 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, NON-INFRINGEMENT 15 * AND DATA ACCURACY. NIST does not warrant or make any representations 16 * regarding the use of the software or the results thereof, including but 17 * not limited to the correctness, accuracy, reliability or usefulness of 18 * the software. 19 * 20 * Permission to use this software is contingent upon your acceptance 21 * of the terms of this agreement 22 * 23 * . 24 * 25 */ 26 package gov.nist.javax.sip.parser; 27 28 import gov.nist.javax.sip.header.*; 29 import gov.nist.core.*; 30 import java.text.ParseException; 31 32 /** 33 * Parser for Reason header. 34 * 35 * @version 1.2 36 * 37 * @author Olivier Deruelle <br/> 38 * @author M. Ranganathan <br/> 39 * 40 * 41 */ 42 public class ReasonParser extends ParametersParser { 43 44 /** 45 * Creates a new instance of ReasonParser 46 * @param reason the header to parse 47 */ ReasonParser(String reason)48 public ReasonParser(String reason) { 49 super(reason); 50 } 51 52 /** 53 * Constructor 54 * @param lexer the lexer to use to parse the header 55 */ ReasonParser(Lexer lexer)56 protected ReasonParser(Lexer lexer) { 57 super(lexer); 58 } 59 60 /** 61 * parse the String message 62 * @return SIPHeader (ReasonParserList object) 63 * @throws SIPParseException if the message does not respect the spec. 64 */ parse()65 public SIPHeader parse() throws ParseException { 66 ReasonList reasonList = new ReasonList(); 67 if (debug) 68 dbg_enter("ReasonParser.parse"); 69 70 try { 71 headerName(TokenTypes.REASON); 72 this.lexer.SPorHT(); 73 while (lexer.lookAhead(0) != '\n') { 74 Reason reason = new Reason(); 75 this.lexer.match(TokenTypes.ID); 76 Token token = lexer.getNextToken(); 77 String value = token.getTokenValue(); 78 79 reason.setProtocol(value); 80 super.parse(reason); 81 reasonList.add(reason); 82 if (lexer.lookAhead(0) == ',') { 83 this.lexer.match(','); 84 this.lexer.SPorHT(); 85 } else 86 this.lexer.SPorHT(); 87 88 } 89 } finally { 90 if (debug) 91 dbg_leave("ReasonParser.parse"); 92 } 93 94 return reasonList; 95 } 96 97 /** Test program 98 public static void main(String args[]) throws ParseException { 99 String r[] = { 100 "Reason: SIP ;cause=200 ;text=\"Call completed elsewhere\"\n", 101 "Reason: Q.850 ;cause=16 ;text=\"Terminated\"\n", 102 "Reason: SIP ;cause=600 ;text=\"Busy Everywhere\"\n", 103 "Reason: SIP ;cause=580 ;text=\"Precondition Failure\","+ 104 "SIP ;cause=530 ;text=\"Pre Failure\"\n", 105 "Reason: SIP \n" 106 }; 107 108 for (int i = 0; i < r.length; i++ ) { 109 ReasonParser parser = 110 new ReasonParser(r[i]); 111 ReasonList rl= (ReasonList) parser.parse(); 112 System.out.println("encoded = " + rl.encode()); 113 } 114 } 115 */ 116 } 117 /* 118 * $Log: ReasonParser.java,v $ 119 * Revision 1.8 2009/07/17 18:58:03 emcho 120 * Converts indentation tabs to spaces so that we have a uniform indentation policy in the whole project. 121 * 122 * Revision 1.7 2008/11/19 10:10:50 jbemmel 123 * Don't catch ParseException but throw it 124 * 125 * Revision 1.6 2006/07/13 09:02:12 mranga 126 * Issue number: 127 * Obtained from: 128 * Submitted by: jeroen van bemmel 129 * Reviewed by: mranga 130 * Moved some changes from jain-sip-1.2 to java.net 131 * 132 * CVS: ---------------------------------------------------------------------- 133 * CVS: Issue number: 134 * CVS: If this change addresses one or more issues, 135 * CVS: then enter the issue number(s) here. 136 * CVS: Obtained from: 137 * CVS: If this change has been taken from another system, 138 * CVS: then name the system in this line, otherwise delete it. 139 * CVS: Submitted by: 140 * CVS: If this code has been contributed to the project by someone else; i.e., 141 * CVS: they sent us a patch or a set of diffs, then include their name/email 142 * CVS: address here. If this is your work then delete this line. 143 * CVS: Reviewed by: 144 * CVS: If we are doing pre-commit code reviews and someone else has 145 * CVS: reviewed your changes, include their name(s) here. 146 * CVS: If you have not had it reviewed then delete this line. 147 * 148 * Revision 1.3 2006/06/19 06:47:27 mranga 149 * javadoc fixups 150 * 151 * Revision 1.2 2006/06/16 15:26:28 mranga 152 * Added NIST disclaimer to all public domain files. Clean up some javadoc. Fixed a leak 153 * 154 * Revision 1.1.1.1 2005/10/04 17:12:35 mranga 155 * 156 * Import 157 * 158 * 159 * Revision 1.4 2004/01/22 13:26:31 sverker 160 * Issue number: 161 * Obtained from: 162 * Submitted by: sverker 163 * Reviewed by: mranga 164 * 165 * Major reformat of code to conform with style guide. Resolved compiler and javadoc warnings. Added CVS tags. 166 * 167 * CVS: ---------------------------------------------------------------------- 168 * CVS: Issue number: 169 * CVS: If this change addresses one or more issues, 170 * CVS: then enter the issue number(s) here. 171 * CVS: Obtained from: 172 * CVS: If this change has been taken from another system, 173 * CVS: then name the system in this line, otherwise delete it. 174 * CVS: Submitted by: 175 * CVS: If this code has been contributed to the project by someone else; i.e., 176 * CVS: they sent us a patch or a set of diffs, then include their name/email 177 * CVS: address here. If this is your work then delete this line. 178 * CVS: Reviewed by: 179 * CVS: If we are doing pre-commit code reviews and someone else has 180 * CVS: reviewed your changes, include their name(s) here. 181 * CVS: If you have not had it reviewed then delete this line. 182 * 183 */ 184