source: geniuswebcore/geniusweb/profileconnection/FileProfileConnector.py

import json 
from pathlib import Path

from pyson.ObjectMapper import ObjectMapper 
from tudelft.utilities.listener.DefaultListenable import DefaultListenable

from geniusweb.profile.Profile import Profile
from geniusweb.profileconnection.ProfileInterface import ProfileInterface


class FileProfileConnector (DefaultListenable[Profile], ProfileInterface):
        '''
        ProfileInterface based on a plain filesystem UTF8 file.
        '''
        _pyson = ObjectMapper()

        def __init__(self,  filename:str) :
                '''
                @param filename the filename of the file containing the profile
                @throws IOException if the profile is not proper json
                '''
                serialized = Path(filename).read_text("utf-8")
                self._profile:Profile = self._pyson.parse(json.loads(serialized), Profile) #type:ignore
        
        #Override
        def getProfile(self) ->Profile :
                return self._profile

        #Override
        def close(self) :
                pass