universe@34: /*
universe@34:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
universe@34:  *
universe@34:  * Copyright 2018 Mike Becker. All rights reserved.
universe@34:  *
universe@34:  * Redistribution and use in source and binary forms, with or without
universe@34:  * modification, are permitted provided that the following conditions are met:
universe@34:  *
universe@34:  *   1. Redistributions of source code must retain the above copyright
universe@34:  *      notice, this list of conditions and the following disclaimer.
universe@34:  *
universe@34:  *   2. Redistributions in binary form must reproduce the above copyright
universe@34:  *      notice, this list of conditions and the following disclaimer in the
universe@34:  *      documentation and/or other materials provided with the distribution.
universe@34:  *
universe@34:  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
universe@34:  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
universe@34:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
universe@34:  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
universe@34:  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
universe@34:  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
universe@34:  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
universe@34:  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
universe@34:  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
universe@34:  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
universe@34:  * POSSIBILITY OF SUCH DAMAGE.
universe@34:  *
universe@34:  */
universe@34: package de.uapcore.lightpit.dao.postgres;
universe@34: 
universe@34: import de.uapcore.lightpit.dao.AbstractDao;
universe@34: import de.uapcore.lightpit.dao.UserDao;
universe@34: import de.uapcore.lightpit.entities.User;
universe@34: 
universe@34: import java.sql.Connection;
universe@34: import java.sql.PreparedStatement;
universe@34: import java.sql.ResultSet;
universe@34: import java.sql.SQLException;
universe@38: import java.util.Objects;
universe@34: 
universe@34: public final class PGUserDao extends AbstractDao<User> implements UserDao {
universe@34: 
universe@38:     private final PreparedStatement insert;
universe@38:     private final PreparedStatement update;
universe@38: 
universe@38:     public PGUserDao(Connection connection) throws SQLException {
universe@38:         super(connection.prepareStatement("select * from lpit_user where userid >= 0 order by username"));
universe@38: 
universe@38:         insert = connection.prepareStatement("insert into lpit_user (username, lastname, givenname, mail) values (?, ?, ?, ?)");
universe@38:         update = connection.prepareStatement("update lpit_user set lastname = ?, givenname = ?, mail = ? where userid = ?");
universe@38:     }
universe@38: 
universe@34:     @Override
universe@38:     public User mapColumns(ResultSet result, String q) throws SQLException {
universe@38:         final var user = new User(result.getInt(qual(q, "userid")));
universe@38:         user.setUsername(result.getString(qual(q, "username")));
universe@38:         user.setGivenname(result.getString(qual(q, "givenname")));
universe@38:         user.setLastname(result.getString(qual(q, "lastname")));
universe@34:         return user;
universe@34:     }
universe@34: 
universe@34:     @Override
universe@38:     public void save(User instance) throws SQLException {
universe@38:         Objects.requireNonNull(instance.getUsername());
universe@38:         insert.setString(1, instance.getUsername());
universe@38:         setStringOrNull(insert, 2, instance.getLastname());
universe@38:         setStringOrNull(insert, 3, instance.getGivenname());
universe@38:         setStringOrNull(insert, 4, instance.getMail());
universe@38:         insert.executeUpdate();
universe@38:     }
universe@38: 
universe@38:     @Override
universe@38:     public boolean update(User instance) throws SQLException {
universe@38:         setStringOrNull(update, 1, instance.getLastname());
universe@38:         setStringOrNull(update, 2, instance.getGivenname());
universe@38:         setStringOrNull(update, 3, instance.getMail());
universe@38:         update.setInt(4, instance.getUserID());
universe@38:         return update.executeUpdate() > 0;
universe@34:     }
universe@34: }