1600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang/* 2600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang* Conditions Of Use 3600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang* 4600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang* This software was developed by employees of the National Institute of 5600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang* Standards and Technology (NIST), an agency of the Federal Government. 6600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang* Pursuant to title 15 Untied States Code Section 105, works of NIST 7600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang* employees are not subject to copyright protection in the United States 8600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang* and are considered to be in the public domain. As a result, a formal 9600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang* license is not needed to use the software. 10600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang* 11600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang* This software is provided by NIST as a service and is expressly 12600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang* provided "AS IS." NIST MAKES NO WARRANTY OF ANY KIND, EXPRESS, IMPLIED 13600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang* OR STATUTORY, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTY OF 14600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, NON-INFRINGEMENT 15600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang* AND DATA ACCURACY. NIST does not warrant or make any representations 16600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang* regarding the use of the software or the results thereof, including but 17600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang* not limited to the correctness, accuracy, reliability or usefulness of 18600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang* the software. 19600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang* 20600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang* Permission to use this software is contingent upon your acceptance 21600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang* of the terms of this agreement 22600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang* 23600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang* . 24600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang* 25600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang*/ 26600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wangpackage gov.nist.javax.sip.parser; 27600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang 28600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wangimport gov.nist.javax.sip.header.*; 29600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wangimport java.text.ParseException; 30600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang 31600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang/** 32600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * Parser for Server header. 33600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * 34600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * @version 1.2 $Revision: 1.9 $ $Date: 2009/07/17 18:58:05 $ 35600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * 36600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * @author Olivier Deruelle <br/> 37600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * @author M. Ranganathan <br/> 38600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * 39600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * 40600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang */ 41600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wangpublic class ServerParser extends HeaderParser { 42600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang 43600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang /** 44600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * Creates a new instance of ServerParser 45600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * @param server the header to parse 46600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang */ 47600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang public ServerParser(String server) { 48600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang super(server); 49600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang } 50600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang 51600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang /** 52600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * Constructor 53600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * @param lexer the lexer to use to parse the header 54600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang */ 55600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang protected ServerParser(Lexer lexer) { 56600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang super(lexer); 57600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang } 58600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang 59600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang /** 60600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * parse the String server 61600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * @return SIPHeader (Server object) 62600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * @throws SIPParseException if the message does not respect the spec. 63600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang */ 64600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang public SIPHeader parse() throws ParseException { 65600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang 66600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang if (debug) 67600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang dbg_enter("ServerParser.parse"); 68600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang Server server = new Server(); 69600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang try { 70600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang headerName(TokenTypes.SERVER); 71600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang if (this.lexer.lookAhead(0) == '\n') 72600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang throw createParseException("empty header"); 73600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang 74600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang // mandatory token: product[/product-version] | (comment) 75600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang while (this.lexer.lookAhead(0) != '\n' 76600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang && this.lexer.lookAhead(0) != '\0') { 77600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang if (this.lexer.lookAhead(0) == '(') { 78600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang String comment = this.lexer.comment(); 79600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang server.addProductToken('(' + comment + ')'); 80600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang } else { 81600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang String tok; 82600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang int marker = 0; 83600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang try { 84600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang marker = this.lexer.markInputPosition(); 85600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang tok = this.lexer.getString('/'); 86600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang 87600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang if (tok.charAt(tok.length() - 1) == '\n') 88600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang tok = tok.trim(); 89600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang server.addProductToken(tok); 90600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang } catch (ParseException ex) { 91600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang this.lexer.rewindInputPosition(marker); 92600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang tok = this.lexer.getRest().trim(); 93600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang server.addProductToken(tok); 94600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang break; 95600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang } 96600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang } 97600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang } 98600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang 99600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang } finally { 100600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang if (debug) 101600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang dbg_leave("ServerParser.parse"); 102600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang } 103600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang 104600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang return server; 105600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang } 106600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang 107600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang/* 108600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang public static void main(String args[]) throws ParseException { 109600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang String server[] = { 110600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang "Server: Softphone/Beta1.5 \n", 111600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang "Server: HomeServer v2\n", 112600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang "Server: Nist/Beta1 (beta version) \n", 113600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang "Server: Nist proxy (beta version)\n", 114600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang "Server: Nist1.0/Beta2 UbiServer/vers.1.0 (new stuff) (Cool) \n", 115600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang "Server: Sip EXpress router (0.8.11 (sparc64/solaris))\n" 116600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang }; 117600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang 118600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang for (int i = 0; i < server.length; i++ ) { 119600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang ServerParser parser = 120600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang new ServerParser(server[i]); 121600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang Server s= (Server) parser.parse(); 122600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang System.out.println("encoded = " + s.encode()); 123600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang } 124600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang 125600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang } 126600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang*/ 127600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang 128600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang} 129600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang/* 130600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * $Log: ServerParser.java,v $ 131600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * Revision 1.9 2009/07/17 18:58:05 emcho 132600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * Converts indentation tabs to spaces so that we have a uniform indentation policy in the whole project. 133600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * 134600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * Revision 1.8 2006/07/13 09:02:16 mranga 135600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * Issue number: 136600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * Obtained from: 137600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * Submitted by: jeroen van bemmel 138600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * Reviewed by: mranga 139600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * Moved some changes from jain-sip-1.2 to java.net 140600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * 141600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * CVS: ---------------------------------------------------------------------- 142600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * CVS: Issue number: 143600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * CVS: If this change addresses one or more issues, 144600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * CVS: then enter the issue number(s) here. 145600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * CVS: Obtained from: 146600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * CVS: If this change has been taken from another system, 147600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * CVS: then name the system in this line, otherwise delete it. 148600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * CVS: Submitted by: 149600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * CVS: If this code has been contributed to the project by someone else; i.e., 150600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * CVS: they sent us a patch or a set of diffs, then include their name/email 151600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * CVS: address here. If this is your work then delete this line. 152600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * CVS: Reviewed by: 153600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * CVS: If we are doing pre-commit code reviews and someone else has 154600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * CVS: reviewed your changes, include their name(s) here. 155600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * CVS: If you have not had it reviewed then delete this line. 156600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * 157600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * Revision 1.4 2006/06/19 06:47:27 mranga 158600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * javadoc fixups 159600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * 160600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * Revision 1.3 2006/06/17 10:18:14 mranga 161600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * Added some synchronization to the sequence number checking. 162600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * Small javadoc fixups 163600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * 164600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * Revision 1.2 2006/06/16 15:26:28 mranga 165600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * Added NIST disclaimer to all public domain files. Clean up some javadoc. Fixed a leak 166600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * 167600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * Revision 1.1.1.1 2005/10/04 17:12:36 mranga 168600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * 169600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * Import 170600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * 171600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * 172600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * Revision 1.6 2004/01/30 17:10:47 mranga 173600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * Reviewed by: mranga 174600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * Server and user agent parser leave an extra Linefeed at the end of token. 175600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * 176600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * Revision 1.5 2004/01/27 13:52:11 mranga 177600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * Reviewed by: mranga 178600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * Fixed server/user-agent parser. 179600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * suppress sending ack to TU when retransFilter is enabled and ack is retransmitted. 180600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * 181600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * Revision 1.4 2004/01/22 13:26:32 sverker 182600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * Issue number: 183600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * Obtained from: 184600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * Submitted by: sverker 185600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * Reviewed by: mranga 186600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * 187600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * Major reformat of code to conform with style guide. Resolved compiler and javadoc warnings. Added CVS tags. 188600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * 189600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * CVS: ---------------------------------------------------------------------- 190600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * CVS: Issue number: 191600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * CVS: If this change addresses one or more issues, 192600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * CVS: then enter the issue number(s) here. 193600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * CVS: Obtained from: 194600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * CVS: If this change has been taken from another system, 195600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * CVS: then name the system in this line, otherwise delete it. 196600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * CVS: Submitted by: 197600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * CVS: If this code has been contributed to the project by someone else; i.e., 198600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * CVS: they sent us a patch or a set of diffs, then include their name/email 199600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * CVS: address here. If this is your work then delete this line. 200600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * CVS: Reviewed by: 201600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * CVS: If we are doing pre-commit code reviews and someone else has 202600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * CVS: reviewed your changes, include their name(s) here. 203600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * CVS: If you have not had it reviewed then delete this line. 204600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * 205600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang */ 206