kwong93

/**
 * Do 1 heavy operation, when successful, fire 2 more heavy operations sequentially that use the first operation's data
 */
private List<String> getHeavyList() {
    List<String> list = new ArrayList<>();

    list.add("First string");
    list.add("Second string");
    list.add("Third string");

kwong93

private List<String> getHeavyList() {
    List<String> list = new ArrayList<>();

    list.add("First string");
    list.add("Second string");
    list.add("Third string");

    return list;
}

kwong93

    public static void hideKeyboard(Context context, View view) {
        getInputMethodManager(context).hideSoftInputFromWindow(view.getWindowToken(), 0);
    }

    public static void showKeyboard(Context context, View view) {
        getInputMethodManager(context).showSoftInput(view, 0);
    }

    public static InputMethodManager getInputMethodManager(Context context) {
        return (InputMethodManager) context.getSystemService(Context.INPUT_METHOD_SERVICE);