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UserView.java
/* * Copyright (C) 2017 The Android Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package com.example.android.persistence.migrations; /** * Specify the contract between the view and the presenter */ public interface UserView { /** * Display a userName on the screen * * @param userName the userName */ void showUserName(String userName); /** * Hide the userName field. */ void hideUserName(); }