| 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 javax.sip.InvalidArgumentException; |
| import gov.nist.javax.sip.header.SIPHeader; |
| import gov.nist.javax.sip.header.ims.PAssertedService; |
| import gov.nist.javax.sip.header.ims.ParameterNamesIms; |
| import gov.nist.javax.sip.parser.HeaderParser; |
| import gov.nist.javax.sip.parser.Lexer; |
| import gov.nist.javax.sip.parser.TokenTypes; |
| |
| /** |
| * |
| * @author aayush.bhatnagar |
| * Rancore Technologies Pvt Ltd, Mumbai India. |
| * |
| * Parse this: |
| * P-Asserted-Service: urn:urn-7:3gpp-service.exampletelephony.version1 |
| * |
| */ |
| public class PAssertedServiceParser extends HeaderParser implements TokenTypes{ |
| |
| protected PAssertedServiceParser(Lexer lexer) { |
| super(lexer); |
| } |
| |
| public PAssertedServiceParser(String pas) |
| { |
| super(pas); |
| } |
| |
| public SIPHeader parse() throws ParseException { |
| if(debug) |
| dbg_enter("PAssertedServiceParser.parse"); |
| try |
| { |
| this.lexer.match(TokenTypes.P_ASSERTED_SERVICE); |
| this.lexer.SPorHT(); |
| this.lexer.match(':'); |
| this.lexer.SPorHT(); |
| |
| PAssertedService pps = new PAssertedService(); |
| String urn = this.lexer.getBuffer(); |
| if(urn.contains(ParameterNamesIms.SERVICE_ID)){ |
| |
| if(urn.contains(ParameterNamesIms.SERVICE_ID_LABEL)) |
| { |
| String serviceID = urn.split(ParameterNamesIms.SERVICE_ID_LABEL+".")[1]; |
| |
| if(serviceID.trim().equals("")) |
| try { |
| throw new InvalidArgumentException("URN should atleast have one sub-service"); |
| } catch (InvalidArgumentException e) { |
| |
| e.printStackTrace(); |
| } |
| else |
| pps.setSubserviceIdentifiers(urn.split(ParameterNamesIms.SERVICE_ID_LABEL)[1]); |
| } |
| else if(urn.contains(ParameterNamesIms.APPLICATION_ID_LABEL)) |
| { |
| String appID = urn.split(ParameterNamesIms.APPLICATION_ID_LABEL+".")[1]; |
| if(appID.trim().equals("")) |
| try { |
| throw new InvalidArgumentException("URN should atleast have one sub-application"); |
| } catch (InvalidArgumentException e) { |
| e.printStackTrace(); |
| } |
| else |
| pps.setApplicationIdentifiers(urn.split(ParameterNamesIms.APPLICATION_ID_LABEL)[1]); |
| } |
| else |
| { |
| try { |
| throw new InvalidArgumentException("URN is not well formed"); |
| |
| } catch (InvalidArgumentException e) { |
| e.printStackTrace(); |
| } |
| } |
| } |
| |
| super.parse(); |
| return pps; |
| } |
| finally{ |
| if(debug) |
| dbg_enter("PAssertedServiceParser.parse"); |
| } |
| |
| } |
| } |