def buildDirectoryStructure(self, directoryName = '.', parent = None):
directory = Directory()
directory.parent = parent
directory.name = directoryName
if directoryName != '.':
self.__phoneBrowser.changeDirectory(directoryName)
dirs, files = self.__phoneBrowser.getDirectoryListing()
for file in files:
directory.addFile(file)
for dir in dirs:
directory.addDirectory(self.buildFileCollectionFromDir(dir, directory))
if directoryName != '.':
self.__phoneBrowser.directoryUp()
return directory
