//Method025: Imports user acc settings from a file on a specified path.
public void importFile() {
    //The file variable to be imported.
    File file;

    try {
        //Used to access settings.
        TinyDB database = new TinyDB(getApplicationContext());

        //Sets the file equal to the file found at the specified path.
        String strfilePath = database.getString("FilePath");
        file = new File(strfilePath);

        //To be used to arrange the imported information.
        ArrayList<String> strAcc = new ArrayList<>();
        ArrayList<String> strUser = new ArrayList<>();
        ArrayList<String> strPass = new ArrayList<>();
        ArrayList<String> strAdditionalInfo = new ArrayList<>();

        //To be used to store all the information for additional info variables. This is
        //due to its multi-line nature requiring a slightly different method of
        //importation, the other variables are expected to be one line.
        String strExtraInfo = "";

        //Goes through the file and adds info to arrays for each corresponding variable.
        //If the line does not have an identifier, it assumes it to be an additional
        //info line, and will be processed later.
        try (BufferedReader br = new BufferedReader(new FileReader(file))) {
            String line;

            String strLine = br.readLine();
            //Decodes the line from Base64 and converts it to a string.
            byte[] decodedContent = Base64.decode(strLine.getBytes(), Base64.DEFAULT);
            strLine = decodedContent.toString();

            while ((line = br.readLine()) != null) {
                if (strLine.contains("[Acc]")) {
                    strLine = strLine.replace("[Acc]","");
                    strAcc.add(strLine);
                } else if (strLine.contains("[User]")) {
                    strLine = strLine.replace("[User]", "");
                    strUser.add(strLine);
                } else if (strLine.contains("[Pass]")) {
                    strLine = strLine.replace("[Pass]", "");
                    strPass.add(strLine);
                } else  {
                    strExtraInfo += strLine;
                }
            }
        }

        //Gets the list of accounts.
        ArrayList<String> savedInfo = new ArrayList<>(database.getListString("allSaved"));

        //To be used to get the AdditionalInfo variables one line at a time.
        String strSubInfo;

        //Gets rid of any erroneous spaces.
        while (strExtraInfo.contains("  ")) {
            strExtraInfo = strExtraInfo.replace("  ", " ");
        }

        //Uses the number of account names as the number of additional info vars to be
        //expected. For each iteration, it uses the identifiers to get the substring
        //that corresponds to one variable. Stores it, then runs again.
        for (String strName : strAcc) {

            //Used to store positions.
            Integer endPos;
            Integer startPos;

            //Finds the start and end of the first var in the overall string, then
            //puts it into a substring.
            endPos = strExtraInfo.indexOf("[ExtraStart]");
            startPos = strExtraInfo.indexOf("[ExtraEnd]");
            strSubInfo = strExtraInfo.substring(endPos, startPos);

            //Removes the substring, so that it wont be added twice. This will only
            //remove the specific occurrence, as no two can have the same acc name.
            //Thus, no two vars will be exactly the same.
            strExtraInfo = strExtraInfo.replace(strSubInfo, "");

            //Gets rid of the identifiers, then adds the variable to the array of
            //additional info variables.
            strSubInfo = strSubInfo.replace("[ExtraStart]", "");
            strSubInfo = strSubInfo.replace("[ExtraEnd]", "");
            strAdditionalInfo.add(strSubInfo);

        }

        //Arranges the information.
        for (String name : strAcc) {
            savedInfo.add(name);

            ArrayList<String> allInfo = new ArrayList<>();

            //Gets the info then adds it to database.
            allInfo.add(strUser.get(0));
            allInfo.add(strPass.get(0));
            allInfo.add(strAdditionalInfo.get(0));
            database.putListString(name,allInfo);

            //Deletes the old information.
            strUser.remove(0);
            strPass.remove(0);
            strAdditionalInfo.remove(0);
        }

        //Adds all the new account names to the database.
        database.putListString("allSaved", savedInfo);

        //Lets the user know the process is finished.
        Toast.makeText(MainActivity.this, "The backup has been restored.", Toast.LENGTH_SHORT).show();

    } catch (IOException e) {
        Toast.makeText(MainActivity.this, "Sorry, there's been an error.", Toast.LENGTH_SHORT).show();
        e.printStackTrace();
    }
}