content: /*
  * Conditions Of Use
  *
  * This software was developed by employees of the National Institute of
  * Standards and Technology (NIST), an agency of the Federal Government.
  * Pursuant to title 15 Untied States Code Section 105, works of NIST
  * employees are not subject to copyright protection in the United States
  * and are considered to be in the public domain.  As a result, a formal
  * license is not needed to use the software.
  *
  * This software is provided by NIST as a service and is expressly
  * provided "AS IS."  NIST MAKES NO WARRANTY OF ANY KIND, EXPRESS, IMPLIED
  * OR STATUTORY, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTY OF
  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, NON-INFRINGEMENT
  * AND DATA ACCURACY.  NIST does not warrant or make any representations
  * regarding the use of the software or the results thereof, including but
  * not limited to the correctness, accuracy, reliability or usefulness of
  * the software.
  *
  * Permission to use this software is contingent upon your acceptance
  * of the terms of this agreement
  *
  * .
  *
  */
  package gov2.nist.javax2.sip.parser;
  
  import gov2.nist.core.*;
  import gov2.nist.javax2.sip.header.*;
  
  import java.text.ParseException;
  
  /**
   * Parser for Priority header.
   *
   * @version 1.2 $Revision: 1.8 $ $Date: 2009/07/17 18:58:02 $
   *
   * @author Olivier Deruelle   <br/>
   * @author M. Ranganathan   <br/>
   *
   *
   *
   * @version 1.0
   */
  public class PriorityParser extends HeaderParser {
  
      /**
       * Creates a new instance of PriorityParser
       * @param priority the header to parse
       */
      public PriorityParser(String priority) {
          super(priority);
      }
  
      /**
       * Constructor
       * @param lexer the lexer to use to parse the header
       */
      protected PriorityParser(Lexer lexer) {
          super(lexer);
      }
  
      /**
       * parse the String header
       * @return SIPHeader (Priority object)
       * @throws SIPParseException if the message does not respect the spec.
       */
      public SIPHeader parse() throws ParseException {
  
          if (debug)
              dbg_enter("PriorityParser.parse");
          Priority priority = new Priority();
          try {
              headerName(TokenTypes.PRIORITY);
  
              priority.setHeaderName(SIPHeaderNames.PRIORITY);
  
              this.lexer.SPorHT();
              /*this.lexer.match(TokenTypes.ID);
              Token token = lexer.getNextToken();
  
              priority.setPriority(token.getTokenValue());
              */
              // This is in violation of the RFC but
              // let us be generous in what we accept.
              priority.setPriority(this.lexer.ttokenSafe());
  
              this.lexer.SPorHT();
              this.lexer.match('\n');
  
              return priority;
          } finally {
              if (debug)
                  dbg_leave("PriorityParser.parse");
          }
      }
  
  
      public static void main(String args[]) throws ParseException {
      String p[] = {
              "Priority: 8;a\n"
              };
  
      for (int i = 0; i < p.length; i++ ) {
          PriorityParser parser =
            new PriorityParser(p[i]);
          Priority prio= (Priority) parser.parse();
          System.out.println("encoded = " + prio.encode());
      }
      }
  
  }
  
  