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 ContentLanguage header. 34 * 35 * @version 1.2 $Revision: 1.8 $ $Date: 2009/07/17 18:57:58 $ 36 * 37 * @author Olivier Deruelle <br/> 38 * @author M. Ranganathan <br/> 39 * 40 * 41 */ 42 public class ContentLanguageParser extends HeaderParser { 43 44 /** 45 * Creates a new instance of ContentLanguageParser 46 * @param contentLanguage the header to parse 47 */ ContentLanguageParser(String contentLanguage)48 public ContentLanguageParser(String contentLanguage) { 49 super(contentLanguage); 50 } 51 52 /** 53 * Constructor 54 * @param lexer the lexer to use to parse the header 55 */ ContentLanguageParser(Lexer lexer)56 protected ContentLanguageParser(Lexer lexer) { 57 super(lexer); 58 } 59 60 /** 61 * parse the ContentLanguageHeader String header 62 * @return SIPHeader (ContentLanguageList object) 63 * @throws SIPParseException if the message does not respect the spec. 64 */ parse()65 public SIPHeader parse() throws ParseException { 66 67 if (debug) 68 dbg_enter("ContentLanguageParser.parse"); 69 ContentLanguageList list = new ContentLanguageList(); 70 71 try { 72 headerName(TokenTypes.CONTENT_LANGUAGE); 73 74 while (lexer.lookAhead(0) != '\n') { 75 this.lexer.SPorHT(); 76 this.lexer.match(TokenTypes.ID); 77 78 Token token = lexer.getNextToken(); 79 ContentLanguage cl = new ContentLanguage( token.getTokenValue() ); 80 this.lexer.SPorHT(); 81 list.add(cl); 82 83 while (lexer.lookAhead(0) == ',') { 84 this.lexer.match(','); 85 this.lexer.SPorHT(); 86 this.lexer.match(TokenTypes.ID); 87 this.lexer.SPorHT(); 88 token = lexer.getNextToken(); 89 cl = new ContentLanguage( token.getTokenValue() ); 90 this.lexer.SPorHT(); 91 list.add(cl); 92 } 93 } 94 95 return list; 96 } catch (ParseException ex) { 97 throw createParseException(ex.getMessage()); 98 } finally { 99 if (debug) 100 dbg_leave("ContentLanguageParser.parse"); 101 } 102 } 103 104 105 } 106 /* 107 * $Log: ContentLanguageParser.java,v $ 108 * Revision 1.8 2009/07/17 18:57:58 emcho 109 * Converts indentation tabs to spaces so that we have a uniform indentation policy in the whole project. 110 * 111 * Revision 1.7 2006/07/13 09:02:24 mranga 112 * Issue number: 113 * Obtained from: 114 * Submitted by: jeroen van bemmel 115 * Reviewed by: mranga 116 * Moved some changes from jain-sip-1.2 to java.net 117 * 118 * CVS: ---------------------------------------------------------------------- 119 * CVS: Issue number: 120 * CVS: If this change addresses one or more issues, 121 * CVS: then enter the issue number(s) here. 122 * CVS: Obtained from: 123 * CVS: If this change has been taken from another system, 124 * CVS: then name the system in this line, otherwise delete it. 125 * CVS: Submitted by: 126 * CVS: If this code has been contributed to the project by someone else; i.e., 127 * CVS: they sent us a patch or a set of diffs, then include their name/email 128 * CVS: address here. If this is your work then delete this line. 129 * CVS: Reviewed by: 130 * CVS: If we are doing pre-commit code reviews and someone else has 131 * CVS: reviewed your changes, include their name(s) here. 132 * CVS: If you have not had it reviewed then delete this line. 133 * 134 * Revision 1.4 2006/06/19 06:47:27 mranga 135 * javadoc fixups 136 * 137 * Revision 1.3 2006/06/16 15:26:28 mranga 138 * Added NIST disclaimer to all public domain files. Clean up some javadoc. Fixed a leak 139 * 140 * Revision 1.2 2005/10/16 15:47:41 jeroen 141 * fixed language sub tag handling 142 * 143 * Revision 1.1.1.1 2005/10/04 17:12:35 mranga 144 * 145 * Import 146 * 147 * 148 * Revision 1.5 2004/07/28 14:13:55 mranga 149 * Submitted by: mranga 150 * 151 * Move out the test code to a separate test/unit class. 152 * Fixed some encode methods. 153 * 154 * Revision 1.4 2004/01/22 13:26:31 sverker 155 * Issue number: 156 * Obtained from: 157 * Submitted by: sverker 158 * Reviewed by: mranga 159 * 160 * Major reformat of code to conform with style guide. Resolved compiler and javadoc warnings. Added CVS tags. 161 * 162 * CVS: ---------------------------------------------------------------------- 163 * CVS: Issue number: 164 * CVS: If this change addresses one or more issues, 165 * CVS: then enter the issue number(s) here. 166 * CVS: Obtained from: 167 * CVS: If this change has been taken from another system, 168 * CVS: then name the system in this line, otherwise delete it. 169 * CVS: Submitted by: 170 * CVS: If this code has been contributed to the project by someone else; i.e., 171 * CVS: they sent us a patch or a set of diffs, then include their name/email 172 * CVS: address here. If this is your work then delete this line. 173 * CVS: Reviewed by: 174 * CVS: If we are doing pre-commit code reviews and someone else has 175 * CVS: reviewed your changes, include their name(s) here. 176 * CVS: If you have not had it reviewed then delete this line. 177 * 178 */ 179