comparison: src/java/de/uapcore/lightpit/entities/UserDao.java
src/java/de/uapcore/lightpit/entities/UserDao.java
- changeset 29
- 27a0fdd7bca7
- parent 28
- cfc3d11884ad
- child 30
- fb30f7b78f9b
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| 28:cfc3d11884ad | 29:27a0fdd7bca7 |
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| 1 /* | |
| 2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. | |
| 3 * | |
| 4 * Copyright 2018 Mike Becker. All rights reserved. | |
| 5 * | |
| 6 * Redistribution and use in source and binary forms, with or without | |
| 7 * modification, are permitted provided that the following conditions are met: | |
| 8 * | |
| 9 * 1. Redistributions of source code must retain the above copyright | |
| 10 * notice, this list of conditions and the following disclaimer. | |
| 11 * | |
| 12 * 2. Redistributions in binary form must reproduce the above copyright | |
| 13 * notice, this list of conditions and the following disclaimer in the | |
| 14 * documentation and/or other materials provided with the distribution. | |
| 15 * | |
| 16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" | |
| 17 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
| 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
| 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE | |
| 20 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR | |
| 21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF | |
| 22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS | |
| 23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN | |
| 24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | |
| 25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | |
| 26 * POSSIBILITY OF SUCH DAMAGE. | |
| 27 * | |
| 28 */ | |
| 29 package de.uapcore.lightpit.entities; | |
| 30 | |
| 31 import java.sql.Connection; | |
| 32 import java.sql.ResultSet; | |
| 33 import java.sql.SQLException; | |
| 34 import java.sql.Statement; | |
| 35 import java.util.ArrayList; | |
| 36 import java.util.List; | |
| 37 import java.util.Optional; | |
| 38 | |
| 39 public abstract class UserDao { | |
| 40 | |
| 41 /** | |
| 42 * Maps SQL columns to POJO fields. | |
| 43 * @param result the database result set | |
| 44 * @param user the POJO | |
| 45 * @throws SQLException | |
| 46 */ | |
| 47 protected void mapColumns(ResultSet result, User user) throws SQLException { | |
| 48 user.setUserID(result.getInt("userid")); | |
| 49 user.setUsername(result.getString("username")); | |
| 50 user.setGivenname(Optional.ofNullable(result.getString("givenname"))); | |
| 51 user.setLastname(Optional.ofNullable(result.getString("lastname"))); | |
| 52 } | |
| 53 | |
| 54 /** | |
| 55 * Returns a list of all users ordered by their username. | |
| 56 * | |
| 57 * Does not return reserved system users with negative user IDs. | |
| 58 * | |
| 59 * @param conn the connection to use | |
| 60 * @return a list of all users | |
| 61 * @throws SQLException | |
| 62 */ | |
| 63 public List<User> listAll(Connection conn) throws SQLException { | |
| 64 List<User> list = new ArrayList<>(); | |
| 65 try ( | |
| 66 Statement stmt = conn.createStatement(); | |
| 67 ResultSet result = stmt.executeQuery( | |
| 68 "SELECT * FROM lpitcore_user WHERE userid >= 0 ORDER BY username")) { | |
| 69 while (result.next()) { | |
| 70 final User user = new User(); | |
| 71 mapColumns(result, user); | |
| 72 list.add(user); | |
| 73 } | |
| 74 } | |
| 75 return list; | |
| 76 } | |
| 77 } |
