/* * Copyright 2015 Amazon.com, Inc. or its affiliates. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"). You may not use this file except in compliance * with the License. A copy of the License is located at * * http://aws.amazon.com/apache2.0/ * * or in the "license" file accompanying this file. This file 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.amazonaws.apigatewaydemo.model.user; import com.amazonaws.apigatewaydemo.exception.DAOException; /** * This interface defines the methods required for an implementation of the UserDAO object */ public interface UserDAO { /** * Find a user by its unique username * * @param username The username to search for * @return A populated User object if the user was found, null otherwise * @throws DAOException */ User getUserByName(String username) throws DAOException; /** * Creates a new user in the data store * * @param user The new user information * @return The username of the user that was created * @throws DAOException */ String createUser(User user) throws DAOException; }