Sun, 10 May 2020 10:11:37 +0200
removes features that are not (and probably will not) used anyway
universe@34 | 1 | /* |
universe@34 | 2 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. |
universe@34 | 3 | * |
universe@34 | 4 | * Copyright 2018 Mike Becker. All rights reserved. |
universe@34 | 5 | * |
universe@34 | 6 | * Redistribution and use in source and binary forms, with or without |
universe@34 | 7 | * modification, are permitted provided that the following conditions are met: |
universe@34 | 8 | * |
universe@34 | 9 | * 1. Redistributions of source code must retain the above copyright |
universe@34 | 10 | * notice, this list of conditions and the following disclaimer. |
universe@34 | 11 | * |
universe@34 | 12 | * 2. Redistributions in binary form must reproduce the above copyright |
universe@34 | 13 | * notice, this list of conditions and the following disclaimer in the |
universe@34 | 14 | * documentation and/or other materials provided with the distribution. |
universe@34 | 15 | * |
universe@34 | 16 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
universe@34 | 17 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
universe@34 | 18 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
universe@34 | 19 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE |
universe@34 | 20 | * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
universe@34 | 21 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
universe@34 | 22 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
universe@34 | 23 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
universe@34 | 24 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
universe@34 | 25 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
universe@34 | 26 | * POSSIBILITY OF SUCH DAMAGE. |
universe@34 | 27 | * |
universe@34 | 28 | */ |
universe@34 | 29 | package de.uapcore.lightpit.dao; |
universe@34 | 30 | |
universe@34 | 31 | import java.sql.Connection; |
universe@34 | 32 | import java.sql.PreparedStatement; |
universe@34 | 33 | import java.sql.ResultSet; |
universe@34 | 34 | import java.sql.SQLException; |
universe@34 | 35 | import java.util.ArrayList; |
universe@34 | 36 | import java.util.List; |
universe@34 | 37 | |
universe@34 | 38 | public abstract class AbstractDao<T> implements GenericDao<T> { |
universe@34 | 39 | |
universe@34 | 40 | protected abstract PreparedStatement listQuery(Connection connection) throws SQLException; |
universe@34 | 41 | |
universe@34 | 42 | protected abstract T mapColumns(ResultSet result) throws SQLException; |
universe@34 | 43 | |
universe@34 | 44 | @Override |
universe@34 | 45 | public List<T> list(Connection conn) throws SQLException { |
universe@34 | 46 | List<T> list = new ArrayList<>(); |
universe@34 | 47 | try (PreparedStatement stmt = listQuery(conn); |
universe@34 | 48 | ResultSet result = stmt.executeQuery()) { |
universe@34 | 49 | while (result.next()) { |
universe@34 | 50 | list.add(mapColumns(result)); |
universe@34 | 51 | } |
universe@34 | 52 | } |
universe@34 | 53 | return list; |
universe@34 | 54 | } |
universe@34 | 55 | } |