content: package gov2.nist.javax2.sip.parser.ims;
  /*
  * 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
  *
  * .
  *
  */
  
  import java.text.ParseException;
  
  import gov2.nist.javax2.sip.header.SIPHeader;
  import gov2.nist.javax2.sip.header.ims.PUserDatabase;
  import gov2.nist.javax2.sip.parser.Lexer;
  import gov2.nist.javax2.sip.parser.ParametersParser;
  import gov2.nist.javax2.sip.parser.TokenTypes;
  
  /**
   *
   * @author aayush.bhatnagar
   * Rancore Technologies Pvt Ltd, Mumbai India.
   *
   * This is the parser for the P-user-database header.
   * The syntax for the P-user-database header as per
   * RFC 4457 is given below:
   *
   * P-User-Database = "P-User-Database" HCOLON database
   *                    *( SEMI generic-param )
   * database        = LAQUOT DiameterURI RAQUOT
   *
   * Eg: P-User-Database: <aaa://host.example.com;transport=tcp>
   *
   */
  public class PUserDatabaseParser extends ParametersParser implements TokenTypes{
  
      /**
       *
       * @param databaseName
       */
      public PUserDatabaseParser(String databaseName)
      {
          super(databaseName);
      }
  
      /**
       *
       * @param lexer
       */
      public PUserDatabaseParser(Lexer lexer)
      {
          super(lexer);
      }
  
      public SIPHeader parse() throws ParseException {
  
          if (debug)
              dbg_enter("PUserDatabase.parse");
  
          try{
              this.lexer.match(TokenTypes.P_USER_DATABASE);
              this.lexer.SPorHT();
              this.lexer.match(':');
              this.lexer.SPorHT();
  
              PUserDatabase userDatabase = new PUserDatabase();
              this.parseheader(userDatabase);
  
               return userDatabase;
          }
          finally{
              if(debug)
              dbg_leave("PUserDatabase.parse");
          }
      }
  
      private void parseheader(PUserDatabase userDatabase) throws ParseException
      {
          StringBuffer dbname = new StringBuffer();
          this.lexer.match(LESS_THAN);
  
          while(this.lexer.hasMoreChars())
          {
              char next = this.lexer.getNextChar();
            if (next!='>'&&next!='\n')
            {
            dbname.append(next);
            }
  
           }
          userDatabase.setDatabaseName(dbname.toString());
            super.parse(userDatabase);
  
  }
  }
  