Thu, 15 Oct 2020 14:01:49 +0200
add components to navmenu
/* * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. * * Copyright 2018 Mike Becker. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. * */ package de.uapcore.lightpit.dao.postgres; import de.uapcore.lightpit.dao.ComponentDao; import de.uapcore.lightpit.dao.Functions; import de.uapcore.lightpit.entities.Component; import de.uapcore.lightpit.entities.Project; import de.uapcore.lightpit.entities.User; import de.uapcore.lightpit.types.WebColor; import java.sql.Connection; import java.sql.PreparedStatement; import java.sql.ResultSet; import java.sql.SQLException; import java.util.ArrayList; import java.util.List; import java.util.Objects; public final class PGComponentDao implements ComponentDao { private final PreparedStatement insert, update, list, find; public PGComponentDao(Connection connection) throws SQLException { list = connection.prepareStatement( "select id, name, color, ordinal, description, " + "userid, username, givenname, lastname, mail " + "from lpit_component " + "left join lpit_user on lead = userid " + "where project = ? " + "order by ordinal desc, lower(name) desc"); find = connection.prepareStatement( "select id, name, color, ordinal, description, " + "userid, username, givenname, lastname, mail " + "from lpit_component " + "left join lpit_user on lead = userid " + "where id = ? "); insert = connection.prepareStatement( "insert into lpit_component (project, name, color, ordinal, description, lead) values (?, ?, ?, ?, ?, ?)" ); update = connection.prepareStatement( "update lpit_component set name = ?, color = ?, ordinal = ?, description = ?, lead = ? where id = ?" ); } private static Component mapColumns(ResultSet result) throws SQLException { final var component = new Component(result.getInt("id")); component.setName(result.getString("name")); try { component.setColor(new WebColor(result.getString("color"))); } catch (IllegalArgumentException ex) { // if someone tempered with the database we default the color to black component.setColor(new WebColor("000000")); } component.setOrdinal(result.getInt("ordinal")); component.setDescription(result.getString("description")); component.setLead(PGUserDao.mapColumns(result)); return component; } @Override public void save(Component instance, Project project) throws SQLException { Objects.requireNonNull(instance.getName()); insert.setInt(1, project.getId()); insert.setString(2, instance.getName()); insert.setString(3, instance.getColor().getHex()); insert.setInt(4, instance.getOrdinal()); Functions.setStringOrNull(insert, 5, instance.getDescription()); Functions.setForeignKeyOrNull(insert, 6, instance.getLead(), User::getId); insert.executeUpdate(); } @Override public boolean update(Component instance) throws SQLException { if (instance.getId() < 0) return false; Objects.requireNonNull(instance.getName()); Objects.requireNonNull(instance.getColor()); update.setString(1, instance.getName()); update.setString(2, instance.getColor().getHex()); update.setInt(3, instance.getOrdinal()); Functions.setStringOrNull(update, 4, instance.getDescription()); Functions.setForeignKeyOrNull(update, 5, instance.getLead(), User::getId); update.setInt(6, instance.getId()); return update.executeUpdate() > 0; } @Override public List<Component> list(Project project) throws SQLException { list.setInt(1, project.getId()); List<Component> components = new ArrayList<>(); try (var result = list.executeQuery()) { while (result.next()) { components.add(mapColumns(result)); } } return components; } @Override public Component find(int id) throws SQLException { find.setInt(1, id); try (var result = find.executeQuery()) { if (result.next()) { return mapColumns(result); } else { return null; } } } }