public synchronized byte[] getAdditionalInfo(int infoType)
	{
		if (infoType < addInfo.length && addInfo[infoType] != null)
			return (byte[]) addInfo[infoType].clone();
		return null;
	}
public synchronized byte [ ] getAdditionalInfo ( int infoType ) { if ( infoType < addInfo . length && addInfo [ infoType ] != null ) return ( byte [ ] ) addInfo [ infoType ] . clone ( ) ; return null ; }
Returns additional information data corresponding to the supplied type ID, if it is
contained in the message.
<p>

@param infoType type ID of the request additional information
@return additional information data or <code>null</code> if no such information
is available