Tue, 12 May 2020 22:03:00 +0200
fixes minor issues that were reported by default inspection
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1 | /* |
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2 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. |
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3 | * |
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4 | * Copyright 2018 Mike Becker. All rights reserved. |
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5 | * |
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6 | * Redistribution and use in source and binary forms, with or without |
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7 | * modification, are permitted provided that the following conditions are met: |
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8 | * |
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9 | * 1. Redistributions of source code must retain the above copyright |
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10 | * notice, this list of conditions and the following disclaimer. |
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11 | * |
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12 | * 2. Redistributions in binary form must reproduce the above copyright |
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13 | * notice, this list of conditions and the following disclaimer in the |
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14 | * documentation and/or other materials provided with the distribution. |
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15 | * |
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16 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
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17 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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18 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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19 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE |
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20 | * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
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21 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
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22 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
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23 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
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24 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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25 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
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26 | * POSSIBILITY OF SUCH DAMAGE. |
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27 | * |
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28 | */ |
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29 | package de.uapcore.lightpit.dao.postgres; |
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30 | |
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31 | import de.uapcore.lightpit.dao.AbstractDao; |
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32 | import de.uapcore.lightpit.dao.UserDao; |
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33 | import de.uapcore.lightpit.entities.User; |
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34 | |
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35 | import java.sql.Connection; |
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36 | import java.sql.PreparedStatement; |
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37 | import java.sql.ResultSet; |
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38 | import java.sql.SQLException; |
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39 | import java.util.Objects; |
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40 | |
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41 | public final class PGUserDao extends AbstractDao<User> implements UserDao { |
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42 | |
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43 | private final PreparedStatement insert; |
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44 | private final PreparedStatement update; |
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45 | |
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46 | public PGUserDao(Connection connection) throws SQLException { |
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47 | super(connection.prepareStatement("select * from lpit_user where userid >= 0 order by username")); |
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48 | |
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49 | insert = connection.prepareStatement("insert into lpit_user (username, lastname, givenname, mail) values (?, ?, ?, ?)"); |
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50 | update = connection.prepareStatement("update lpit_user set lastname = ?, givenname = ?, mail = ? where userid = ?"); |
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51 | } |
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52 | |
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53 | @Override |
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54 | public User mapColumns(ResultSet result, String q) throws SQLException { |
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55 | final var user = new User(result.getInt(qual(q, "userid"))); |
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56 | user.setUsername(result.getString(qual(q, "username"))); |
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57 | user.setGivenname(result.getString(qual(q, "givenname"))); |
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58 | user.setLastname(result.getString(qual(q, "lastname"))); |
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59 | return user; |
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60 | } |
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61 | |
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62 | @Override |
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63 | public void save(User instance) throws SQLException { |
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64 | Objects.requireNonNull(instance.getUsername()); |
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65 | insert.setString(1, instance.getUsername()); |
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66 | setStringOrNull(insert, 2, instance.getLastname()); |
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67 | setStringOrNull(insert, 3, instance.getGivenname()); |
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68 | setStringOrNull(insert, 4, instance.getMail()); |
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69 | insert.executeUpdate(); |
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70 | } |
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71 | |
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72 | @Override |
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73 | public boolean update(User instance) throws SQLException { |
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74 | setStringOrNull(update, 1, instance.getLastname()); |
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75 | setStringOrNull(update, 2, instance.getGivenname()); |
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76 | setStringOrNull(update, 3, instance.getMail()); |
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77 | update.setInt(4, instance.getUserID()); |
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78 | return update.executeUpdate() > 0; |
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79 | } |
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80 | } |