1.1 --- a/src/main/java/de/uapcore/lightpit/dao/postgres/PGUserDao.java Fri Nov 06 10:50:32 2020 +0100 1.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 1.3 @@ -1,132 +0,0 @@ 1.4 -/* 1.5 - * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. 1.6 - * 1.7 - * Copyright 2018 Mike Becker. All rights reserved. 1.8 - * 1.9 - * Redistribution and use in source and binary forms, with or without 1.10 - * modification, are permitted provided that the following conditions are met: 1.11 - * 1.12 - * 1. Redistributions of source code must retain the above copyright 1.13 - * notice, this list of conditions and the following disclaimer. 1.14 - * 1.15 - * 2. Redistributions in binary form must reproduce the above copyright 1.16 - * notice, this list of conditions and the following disclaimer in the 1.17 - * documentation and/or other materials provided with the distribution. 1.18 - * 1.19 - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 1.20 - * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 1.21 - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 1.22 - * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE 1.23 - * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 1.24 - * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 1.25 - * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 1.26 - * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 1.27 - * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 1.28 - * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 1.29 - * POSSIBILITY OF SUCH DAMAGE. 1.30 - * 1.31 - */ 1.32 -package de.uapcore.lightpit.dao.postgres; 1.33 - 1.34 -import de.uapcore.lightpit.dao.UserDao; 1.35 -import de.uapcore.lightpit.entities.User; 1.36 - 1.37 -import java.sql.Connection; 1.38 -import java.sql.PreparedStatement; 1.39 -import java.sql.ResultSet; 1.40 -import java.sql.SQLException; 1.41 -import java.util.ArrayList; 1.42 -import java.util.List; 1.43 -import java.util.Objects; 1.44 -import java.util.Optional; 1.45 - 1.46 -import static de.uapcore.lightpit.dao.Functions.getSafeString; 1.47 -import static de.uapcore.lightpit.dao.Functions.setStringOrNull; 1.48 - 1.49 -public final class PGUserDao implements UserDao { 1.50 - 1.51 - private final PreparedStatement insert, update, list, find, findByUsername; 1.52 - 1.53 - public PGUserDao(Connection connection) throws SQLException { 1.54 - list = connection.prepareStatement( 1.55 - "select userid, username, lastname, givenname, mail " + 1.56 - "from lpit_user where userid >= 0 " + 1.57 - "order by username"); 1.58 - find = connection.prepareStatement( 1.59 - "select userid, username, lastname, givenname, mail " + 1.60 - "from lpit_user where userid = ? "); 1.61 - 1.62 - findByUsername = connection.prepareStatement( 1.63 - "select userid, username, lastname, givenname, mail " + 1.64 - "from lpit_user where lower(username) = lower(?) "); 1.65 - 1.66 - insert = connection.prepareStatement("insert into lpit_user (username, lastname, givenname, mail) values (?, ?, ?, ?)"); 1.67 - update = connection.prepareStatement("update lpit_user set lastname = ?, givenname = ?, mail = ? where userid = ?"); 1.68 - } 1.69 - 1.70 - static User mapColumns(ResultSet result) throws SQLException { 1.71 - final int id = result.getInt("userid"); 1.72 - if (id == 0) return null; 1.73 - final var user = new User(id); 1.74 - user.setUsername(result.getString("username")); 1.75 - user.setGivenname(getSafeString(result, "givenname")); 1.76 - user.setLastname(getSafeString(result, "lastname")); 1.77 - user.setMail(getSafeString(result, "mail")); 1.78 - return user; 1.79 - } 1.80 - 1.81 - @Override 1.82 - public void save(User instance) throws SQLException { 1.83 - Objects.requireNonNull(instance.getUsername()); 1.84 - insert.setString(1, instance.getUsername()); 1.85 - setStringOrNull(insert, 2, instance.getLastname()); 1.86 - setStringOrNull(insert, 3, instance.getGivenname()); 1.87 - setStringOrNull(insert, 4, instance.getMail()); 1.88 - insert.executeUpdate(); 1.89 - } 1.90 - 1.91 - @Override 1.92 - public boolean update(User instance) throws SQLException { 1.93 - if (instance.getId() < 0) return false; 1.94 - setStringOrNull(update, 1, instance.getLastname()); 1.95 - setStringOrNull(update, 2, instance.getGivenname()); 1.96 - setStringOrNull(update, 3, instance.getMail()); 1.97 - update.setInt(4, instance.getId()); 1.98 - return update.executeUpdate() > 0; 1.99 - } 1.100 - 1.101 - @Override 1.102 - public List<User> list() throws SQLException { 1.103 - List<User> users = new ArrayList<>(); 1.104 - try (var result = list.executeQuery()) { 1.105 - while (result.next()) { 1.106 - users.add(mapColumns(result)); 1.107 - } 1.108 - } 1.109 - return users; 1.110 - } 1.111 - 1.112 - @Override 1.113 - public User find(int id) throws SQLException { 1.114 - find.setInt(1, id); 1.115 - try (var result = find.executeQuery()) { 1.116 - if (result.next()) { 1.117 - return mapColumns(result); 1.118 - } else { 1.119 - return null; 1.120 - } 1.121 - } 1.122 - } 1.123 - 1.124 - @Override 1.125 - public Optional<User> findByUsername(String username) throws SQLException { 1.126 - findByUsername.setString(1, username); 1.127 - try (var result = findByUsername.executeQuery()) { 1.128 - if (result.next()) { 1.129 - return Optional.of(mapColumns(result)); 1.130 - } else { 1.131 - return Optional.empty(); 1.132 - } 1.133 - } 1.134 - } 1.135 -}