EventBus/src/org/greenrobot/eventbus/util/ErrorDialogFragmentFactory.java
protected T prepareErrorFragment(ThrowableFailureEvent event, boolean finishAfterDialog,
            Bundle argumentsForErrorDialog) {
        if (event.isSuppressErrorUi()) {
            // Show nothing by default
            return null;
        }
        Bundle bundle;
        if (argumentsForErrorDialog != null) {
            bundle = (Bundle) argumentsForErrorDialog.clone();
        } else {
            bundle = new Bundle();
        }

        if (!bundle.containsKey(ErrorDialogManager.KEY_TITLE)) {
            String title = getTitleFor(event, bundle);
            bundle.putString(ErrorDialogManager.KEY_TITLE, title);
        }
        if (!bundle.containsKey(ErrorDialogManager.KEY_MESSAGE)) {
            String message = getMessageFor(event, bundle);
            bundle.putString(ErrorDialogManager.KEY_MESSAGE, message);
        }
        if (!bundle.containsKey(ErrorDialogManager.KEY_FINISH_AFTER_DIALOG)) {
            bundle.putBoolean(ErrorDialogManager.KEY_FINISH_AFTER_DIALOG, finishAfterDialog);
        }
        if (!bundle.containsKey(ErrorDialogManager.KEY_EVENT_TYPE_ON_CLOSE)
                && config.defaultEventTypeOnDialogClosed != null) {
            bundle.putSerializable(ErrorDialogManager.KEY_EVENT_TYPE_ON_CLOSE, config.defaultEventTypeOnDialogClosed);
        }
        if (!bundle.containsKey(ErrorDialogManager.KEY_ICON_ID) && config.defaultDialogIconId != 0) {
            bundle.putInt(ErrorDialogManager.KEY_ICON_ID, config.defaultDialogIconId);
        }
        return createErrorFragment(event, bundle);
    }
protected T prepareErrorFragment(ThrowableFailureEvent event, boolean finishAfterDialog,
            Bundle argumentsForErrorDialog) {
        if (event.isSuppressErrorUi()) {
            // Show nothing by default
            return null;
        }
        Bundle bundle;
        if (argumentsForErrorDialog != null) {
            bundle = (Bundle) argumentsForErrorDialog.clone();
        } else {
            bundle = new Bundle();
        }

        if (!bundle.containsKey(ErrorDialogManager.KEY_TITLE)) {
            String title = getTitleFor(event, bundle);
            bundle.putString(ErrorDialogManager.KEY_TITLE, title);
        }
        if (!bundle.containsKey(ErrorDialogManager.KEY_MESSAGE)) {
            String message = getMessageFor(event, bundle);
            bundle.putString(ErrorDialogManager.KEY_MESSAGE, message);
        }
        if (!bundle.containsKey(ErrorDialogManager.KEY_FINISH_AFTER_DIALOG)) {
            bundle.putBoolean(ErrorDialogManager.KEY_FINISH_AFTER_DIALOG, finishAfterDialog);
        }
        if (!bundle.containsKey(ErrorDialogManager.KEY_EVENT_TYPE_ON_CLOSE)
                && config.defaultEventTypeOnDialogClosed != null) {
            bundle.putSerializable(ErrorDialogManager.KEY_EVENT_TYPE_ON_CLOSE, config.defaultEventTypeOnDialogClosed);
        }
        if (!bundle.containsKey(ErrorDialogManager.KEY_ICON_ID) && config.defaultDialogIconId != 0) {
            bundle.putInt(ErrorDialogManager.KEY_ICON_ID, config.defaultDialogIconId);
        }
        return createErrorFragment(event, bundle);
    }
Prepares the fragment's arguments and creates the fragment. May be overridden to provide custom error fragments.