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 * @version 1.0 43 */ 44 public class ContentEncodingParser extends HeaderParser { 45 46 /** 47 * Creates a new instance of ContentEncodingParser 48 * @param contentEncoding the header to parse 49 */ ContentEncodingParser(String contentEncoding)50 public ContentEncodingParser(String contentEncoding) { 51 super(contentEncoding); 52 } 53 54 /** 55 * Constructor 56 * @param lexer the lexer to use to parse the header 57 */ ContentEncodingParser(Lexer lexer)58 protected ContentEncodingParser(Lexer lexer) { 59 super(lexer); 60 } 61 62 /** 63 * parse the ContentEncodingHeader String header 64 * @return SIPHeader (ContentEncodingList object) 65 * @throws SIPParseException if the message does not respect the spec. 66 */ parse()67 public SIPHeader parse() throws ParseException { 68 69 if (debug) 70 dbg_enter("ContentEncodingParser.parse"); 71 ContentEncodingList list = new ContentEncodingList(); 72 73 try { 74 headerName(TokenTypes.CONTENT_ENCODING); 75 76 while (lexer.lookAhead(0) != '\n') { 77 ContentEncoding cl = new ContentEncoding(); 78 cl.setHeaderName(SIPHeaderNames.CONTENT_ENCODING); 79 80 this.lexer.SPorHT(); 81 this.lexer.match(TokenTypes.ID); 82 83 Token token = lexer.getNextToken(); 84 cl.setEncoding(token.getTokenValue()); 85 86 this.lexer.SPorHT(); 87 list.add(cl); 88 89 while (lexer.lookAhead(0) == ',') { 90 cl = new ContentEncoding(); 91 this.lexer.match(','); 92 this.lexer.SPorHT(); 93 this.lexer.match(TokenTypes.ID); 94 this.lexer.SPorHT(); 95 token = lexer.getNextToken(); 96 cl.setEncoding(token.getTokenValue()); 97 this.lexer.SPorHT(); 98 list.add(cl); 99 } 100 } 101 102 return list; 103 } catch (ParseException ex) { 104 throw createParseException(ex.getMessage()); 105 } finally { 106 if (debug) 107 dbg_leave("ContentEncodingParser.parse"); 108 } 109 } 110 111 112 } 113 /* 114 * $Log: ContentEncodingParser.java,v $ 115 * Revision 1.8 2009/07/17 18:57:58 emcho 116 * Converts indentation tabs to spaces so that we have a uniform indentation policy in the whole project. 117 * 118 * Revision 1.7 2006/07/13 09:01:56 mranga 119 * Issue number: 120 * Obtained from: 121 * Submitted by: jeroen van bemmel 122 * Reviewed by: mranga 123 * Moved some changes from jain-sip-1.2 to java.net 124 * 125 * CVS: ---------------------------------------------------------------------- 126 * CVS: Issue number: 127 * CVS: If this change addresses one or more issues, 128 * CVS: then enter the issue number(s) here. 129 * CVS: Obtained from: 130 * CVS: If this change has been taken from another system, 131 * CVS: then name the system in this line, otherwise delete it. 132 * CVS: Submitted by: 133 * CVS: If this code has been contributed to the project by someone else; i.e., 134 * CVS: they sent us a patch or a set of diffs, then include their name/email 135 * CVS: address here. If this is your work then delete this line. 136 * CVS: Reviewed by: 137 * CVS: If we are doing pre-commit code reviews and someone else has 138 * CVS: reviewed your changes, include their name(s) here. 139 * CVS: If you have not had it reviewed then delete this line. 140 * 141 * Revision 1.3 2006/06/19 06:47:27 mranga 142 * javadoc fixups 143 * 144 * Revision 1.2 2006/06/16 15:26:28 mranga 145 * Added NIST disclaimer to all public domain files. Clean up some javadoc. Fixed a leak 146 * 147 * Revision 1.1.1.1 2005/10/04 17:12:35 mranga 148 * 149 * Import 150 * 151 * 152 * Revision 1.5 2004/07/28 14:13:55 mranga 153 * Submitted by: mranga 154 * 155 * Move out the test code to a separate test/unit class. 156 * Fixed some encode methods. 157 * 158 * Revision 1.4 2004/01/22 13:26:31 sverker 159 * Issue number: 160 * Obtained from: 161 * Submitted by: sverker 162 * Reviewed by: mranga 163 * 164 * Major reformat of code to conform with style guide. Resolved compiler and javadoc warnings. Added CVS tags. 165 * 166 * CVS: ---------------------------------------------------------------------- 167 * CVS: Issue number: 168 * CVS: If this change addresses one or more issues, 169 * CVS: then enter the issue number(s) here. 170 * CVS: Obtained from: 171 * CVS: If this change has been taken from another system, 172 * CVS: then name the system in this line, otherwise delete it. 173 * CVS: Submitted by: 174 * CVS: If this code has been contributed to the project by someone else; i.e., 175 * CVS: they sent us a patch or a set of diffs, then include their name/email 176 * CVS: address here. If this is your work then delete this line. 177 * CVS: Reviewed by: 178 * CVS: If we are doing pre-commit code reviews and someone else has 179 * CVS: reviewed your changes, include their name(s) here. 180 * CVS: If you have not had it reviewed then delete this line. 181 * 182 */ 183