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 Wangpackage gov.nist.javax.sip.parser; 25600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang 26600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wangimport gov.nist.javax.sip.address.AddressImpl; 27600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wangimport gov.nist.javax.sip.address.SipUri; 28600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wangimport gov.nist.javax.sip.header.Contact; 29600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wangimport gov.nist.javax.sip.header.ContactList; 30600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wangimport gov.nist.javax.sip.header.SIPHeader; 31600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang 32600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wangimport javax.sip.address.URI; 33600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wangimport java.text.ParseException; 34600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wangimport java.util.HashSet; 35600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wangimport java.util.Iterator; 36600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang 37600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang/** 38600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * A parser for The SIP contact header. 39600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * 40600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * @version 1.2 $Revision: 1.13 $ $Date: 2009/10/22 10:27:37 $ 41600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang * @since 1.1 42600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang */ 43600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wangpublic class ContactParser extends AddressParametersParser { 44600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang 45600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang public ContactParser(String contact) { 46600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang super(contact); 47600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang } 48600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang 49600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang protected ContactParser(Lexer lexer) { 50600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang super(lexer); 51600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang this.lexer = lexer; 52600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang } 53600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang 54600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang public SIPHeader parse() throws ParseException { 55600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang // past the header name and the colon. 56600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang headerName(TokenTypes.CONTACT); 57600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang ContactList retval = new ContactList(); 58600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang while (true) { 59600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang Contact contact = new Contact(); 60600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang if (lexer.lookAhead(0) == '*') { 61600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang final char next = lexer.lookAhead(1); 62600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang if (next == ' ' || next == '\t' || next == '\r' || next == '\n') { 63600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang this.lexer.match('*'); 64600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang contact.setWildCardFlag(true); 65600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang } else { 66600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang super.parse(contact); 67600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang } 68600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang } else { 69600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang super.parse(contact); 70600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang } 71600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang retval.add(contact); 72600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang this.lexer.SPorHT(); 73600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang char la = lexer.lookAhead(0); 74600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang if (la == ',') { 75600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang this.lexer.match(','); 76600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang this.lexer.SPorHT(); 77600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang } else if (la == '\n' || la == '\0') 78600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang break; 79600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang else 80600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang throw createParseException("unexpected char"); 81600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang } 82600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang return retval; 83600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang } 84600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang 85600c7a4bbc7348167293eac928192e695b4ad5baChung-yih Wang} 86