LightPIT: src/main/java/de/uapcore/lightpit/dao/postgres/PGComponentDao.java@e2aa673dd473 (annotated)

src/main/java/de/uapcore/lightpit/dao/postgres/PGComponentDao.java@e2aa673dd473 (annotated)

src/main/java/de/uapcore/lightpit/dao/postgres/PGComponentDao.java

Thu, 22 Oct 2020 13:03:26 +0200

author: Mike Becker <universe@uap-core.de>
date: Thu, 22 Oct 2020 13:03:26 +0200
changeset 138: e2aa673dd473
parent 128: 947d0f6a6a83
child 153: e914fbf4decc
permissions: -rw-r--r--

adds custom node names - fixes #27

 /*
  * 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
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 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.List;
 public final class PGComponentDao implements ComponentDao {
     private final PreparedStatement insert, update, list, find, findByNode;
     public PGComponentDao(Connection connection) throws SQLException {
         final var query = "select id, name, node, color, ordinal, description, " +
                 "userid, username, givenname, lastname, mail " +
                 "from lpit_component " +
                 "left join lpit_user on lead = userid";
         list = connection.prepareStatement(query + " where project = ? " +
                         "order by ordinal desc, lower(name) desc");
         find = connection.prepareStatement(query + " where id = ? ");
         findByNode = connection.prepareStatement(query + " where project = ? and node = ?");
         insert = connection.prepareStatement(
                 "insert into lpit_component (name, node, color, ordinal, description, lead, project) values (?, ?, ?, ?, ?, ?, ?)"
         );
         update = connection.prepareStatement(
                 "update lpit_component set name = ?, node = ?, 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"));
         component.setNode(result.getString("node"));
         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;
     }
     private static int setColumns(PreparedStatement stmt, Component instance) throws SQLException {
         int column = 0;
         stmt.setString(++column, instance.getName());
         stmt.setString(++column, instance.getNode());
         stmt.setString(++column, instance.getColor().getHex());
         stmt.setInt(++column, instance.getOrdinal());
         Functions.setStringOrNull(stmt, ++column, instance.getDescription());
         Functions.setForeignKeyOrNull(stmt, ++column, instance.getLead(), User::getId);
         return column;
     }
     @Override
     public void save(Component instance, Project project) throws SQLException {
         int column = setColumns(insert, instance);
         insert.setInt(++column, project.getId());
         insert.executeUpdate();
     }
     @Override
     public boolean update(Component instance) throws SQLException {
         if (instance.getId() < 0) return false;
         int column = setColumns(update, instance);
         update.setInt(++column, instance.getId());
         return update.executeUpdate() > 0;
     }
     @Override
     public List<Component> list(Project project) throws SQLException {
         list.setInt(1, project.getId());
         return Functions.list(list, PGComponentDao::mapColumns);
     }
     @Override
     public Component find(int id) throws SQLException {
         find.setInt(1, id);
         return Functions.find(find, PGComponentDao::mapColumns);
     }
     @Override
     public Component findByNode(Project project, String node) throws SQLException {
         findByNode.setInt(1, project.getId());
         findByNode.setString(2, node);;
         return Functions.find(findByNode, PGComponentDao::mapColumns);
     }
 }

Mercurial > hg > LightPIT / annotate

src/main/java/de/uapcore/lightpit/dao/postgres/PGComponentDao.java@e2aa673dd473 (annotated)

src/main/java/de/uapcore/lightpit/dao/postgres/PGComponentDao.java