$encoding_file : array
__construct()
renderOptions()
initToolbar()
renderList()
renderForm()
postProcess()
ajaxProcess()
method call when ajax request is made with the details row action
renderView()
_childValidation()
displayExportLink( $token, $id)
Display export action link
initProcess()
initContent()
initPageHeaderToolbar()
generateExport()
Genrating a export file
displayError( $e)
Display all errors
: array of errors