package gov.nist.javax.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 gov.nist.javax.sip.header.SIPHeader;
import gov.nist.javax.sip.header.ims.PUserDatabase;
import gov.nist.javax.sip.parser.Lexer;
import gov.nist.javax.sip.parser.ParametersParser;
import gov.nist.javax.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);
}
}