private void addActionForLoadFileButton() {
        loadFileButton.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent event) {
                emptyApplicationData();


                runChooser(stringSelectImportFolder, FolderType.INPUT_FOLDER);
                String inputFolder = ApplicationObjects.getInstance().getInputFolderLocation();

                if (inputFolder == null || inputFolder.equals("")) {
                    JOptionPane.showMessageDialog(null, stringMessageChooseAnotherInputFolder);
                    emptyApplicationData();
                } else {

                    int countOfCorrectFiles = 0;
                    File []listCorrectInputFiles = FileManager.listFilesMatching(new File(inputFolder),FileManager.matchingInputString);
                    if(listCorrectInputFiles!=null){
                        countOfCorrectFiles = listCorrectInputFiles.length;
                    }
                    if(countOfCorrectFiles==0){
                        JOptionPane.showMessageDialog(null, stringNoMatchingFiles);
                    }else{

                        processCopyingFilesFromInputToBackup();
                    }
                }
            }
        });
    }