package com.alorma.github.ui.activity; import core.User; public interface WelcomePresenterViewInterface { void willLogin(); void onErrorUnauthorized(); void onErrorTwoFactorException(); void onGenericError(); void finishAccess(User user); void didLogin(); void onErrorTwoFactorAppException(); class NullView implements WelcomePresenterViewInterface { @Override public void willLogin() { } @Override public void onErrorUnauthorized() { } @Override public void onErrorTwoFactorException() { } @Override public void onGenericError() { } @Override public void finishAccess(User user) { } @Override public void didLogin() { } @Override public void onErrorTwoFactorAppException() { } } }