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 Allow header. 34 * 35 * @version 1.2 $Revision: 1.8 $ $Date: 2009/07/17 18:57:57 $ 36 * 37 * @author Olivier Deruelle 38 * @author M. Ranganathan 39 * 40 */ 41 public class AllowParser extends HeaderParser { 42 43 /** 44 * Creates a new instance of AllowParser 45 * @param allow the header to parse 46 */ AllowParser(String allow)47 public AllowParser(String allow) { 48 super(allow); 49 } 50 51 /** 52 * Constructor 53 * @param lexer the lexer to use to parse the header 54 */ AllowParser(Lexer lexer)55 protected AllowParser(Lexer lexer) { 56 super(lexer); 57 } 58 59 /** 60 * parse the Allow String header 61 * @return SIPHeader (AllowList object) 62 * @throws SIPParseException if the message does not respect the spec. 63 */ parse()64 public SIPHeader parse() throws ParseException { 65 66 if (debug) 67 dbg_enter("AllowParser.parse"); 68 AllowList list = new AllowList(); 69 70 try { 71 headerName(TokenTypes.ALLOW); 72 73 Allow allow = new Allow(); 74 allow.setHeaderName(SIPHeaderNames.ALLOW); 75 76 this.lexer.SPorHT(); 77 this.lexer.match(TokenTypes.ID); 78 Token token = lexer.getNextToken(); 79 allow.setMethod(token.getTokenValue()); 80 81 list.add(allow); 82 this.lexer.SPorHT(); 83 while (lexer.lookAhead(0) == ',') { 84 this.lexer.match(','); 85 this.lexer.SPorHT(); 86 87 allow = new Allow(); 88 this.lexer.match(TokenTypes.ID); 89 token = lexer.getNextToken(); 90 allow.setMethod(token.getTokenValue()); 91 92 list.add(allow); 93 this.lexer.SPorHT(); 94 } 95 this.lexer.SPorHT(); 96 this.lexer.match('\n'); 97 98 return list; 99 } finally { 100 if (debug) 101 dbg_leave("AllowParser.parse"); 102 } 103 } 104 105 106 } 107 /* 108 * $Log: AllowParser.java,v $ 109 * Revision 1.8 2009/07/17 18:57:57 emcho 110 * Converts indentation tabs to spaces so that we have a uniform indentation policy in the whole project. 111 * 112 * Revision 1.7 2006/07/13 09:01:58 mranga 113 * Issue number: 114 * Obtained from: 115 * Submitted by: jeroen van bemmel 116 * Reviewed by: mranga 117 * Moved some changes from jain-sip-1.2 to java.net 118 * 119 * CVS: ---------------------------------------------------------------------- 120 * CVS: Issue number: 121 * CVS: If this change addresses one or more issues, 122 * CVS: then enter the issue number(s) here. 123 * CVS: Obtained from: 124 * CVS: If this change has been taken from another system, 125 * CVS: then name the system in this line, otherwise delete it. 126 * CVS: Submitted by: 127 * CVS: If this code has been contributed to the project by someone else; i.e., 128 * CVS: they sent us a patch or a set of diffs, then include their name/email 129 * CVS: address here. If this is your work then delete this line. 130 * CVS: Reviewed by: 131 * CVS: If we are doing pre-commit code reviews and someone else has 132 * CVS: reviewed your changes, include their name(s) here. 133 * CVS: If you have not had it reviewed then delete this line. 134 * 135 * Revision 1.3 2006/06/19 06:47:27 mranga 136 * javadoc fixups 137 * 138 * Revision 1.2 2006/06/16 15:26:28 mranga 139 * Added NIST disclaimer to all public domain files. Clean up some javadoc. Fixed a leak 140 * 141 * Revision 1.1.1.1 2005/10/04 17:12:35 mranga 142 * 143 * Import 144 * 145 * 146 * Revision 1.5 2004/07/28 14:13:54 mranga 147 * Submitted by: mranga 148 * 149 * Move out the test code to a separate test/unit class. 150 * Fixed some encode methods. 151 * 152 * Revision 1.4 2004/01/22 13:26:31 sverker 153 * Issue number: 154 * Obtained from: 155 * Submitted by: sverker 156 * Reviewed by: mranga 157 * 158 * Major reformat of code to conform with style guide. Resolved compiler and javadoc warnings. Added CVS tags. 159 * 160 * CVS: ---------------------------------------------------------------------- 161 * CVS: Issue number: 162 * CVS: If this change addresses one or more issues, 163 * CVS: then enter the issue number(s) here. 164 * CVS: Obtained from: 165 * CVS: If this change has been taken from another system, 166 * CVS: then name the system in this line, otherwise delete it. 167 * CVS: Submitted by: 168 * CVS: If this code has been contributed to the project by someone else; i.e., 169 * CVS: they sent us a patch or a set of diffs, then include their name/email 170 * CVS: address here. If this is your work then delete this line. 171 * CVS: Reviewed by: 172 * CVS: If we are doing pre-commit code reviews and someone else has 173 * CVS: reviewed your changes, include their name(s) here. 174 * CVS: If you have not had it reviewed then delete this line. 175 * 176 */ 177