gov.nist.javax.sip.parser.ims.PPreferredIdentityParser Maven / Gradle / Ivy

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/*
* 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
*  
* .
* 
*/
/*******************************************
 * PRODUCT OF PT INOVACAO - EST DEPARTMENT *
 *******************************************/

package gov.nist.javax.sip.parser.ims;

import java.text.ParseException;

import gov.nist.javax.sip.parser.Lexer;
import gov.nist.javax.sip.parser.TokenTypes;
import gov.nist.javax.sip.header.SIPHeader;
import gov.nist.javax.sip.header.ims.PPreferredIdentity;

import gov.nist.javax.sip.parser.AddressParametersParser;

/**
 * P-Preferred-Identity header parser.
 * 
 * @author ALEXANDRE MIGUEL SILVA SANTOS 
 */

public class PPreferredIdentityParser 
	//extends AddressHeaderParser
	extends AddressParametersParser
	implements TokenTypes {
	
	public PPreferredIdentityParser(String preferredIdentity) {
		super(preferredIdentity);
		
	}

	
	protected PPreferredIdentityParser(Lexer lexer) {
		super(lexer);
		
	}

	public SIPHeader parse() throws ParseException {
		
		if (debug)
			dbg_enter("PreferredIdentityParser.parse");
		
		try {
			this.lexer.match(TokenTypes.P_PREFERRED_IDENTITY);
			this.lexer.SPorHT();
			this.lexer.match(':');
			this.lexer.SPorHT();
						
			PPreferredIdentity p = new PPreferredIdentity();
			super.parse( p );
			return p;
		} finally {
			if (debug)
				dbg_leave("PreferredIdentityParser.parse");
			}
				
						
	}

}