26 * POSSIBILITY OF SUCH DAMAGE. |
26 * POSSIBILITY OF SUCH DAMAGE. |
27 * |
27 * |
28 */ |
28 */ |
29 package de.uapcore.lightpit.dao.postgres; |
29 package de.uapcore.lightpit.dao.postgres; |
30 |
30 |
31 import de.uapcore.lightpit.dao.AbstractDao; |
31 import de.uapcore.lightpit.dao.GenericDao; |
32 import de.uapcore.lightpit.dao.ProjectDao; |
32 import de.uapcore.lightpit.dao.ProjectDao; |
33 import de.uapcore.lightpit.entities.Project; |
33 import de.uapcore.lightpit.entities.Project; |
34 import de.uapcore.lightpit.entities.User; |
34 import de.uapcore.lightpit.entities.User; |
35 |
35 |
36 import java.sql.Connection; |
36 import java.sql.Connection; |
37 import java.sql.PreparedStatement; |
37 import java.sql.PreparedStatement; |
38 import java.sql.ResultSet; |
38 import java.sql.ResultSet; |
39 import java.sql.SQLException; |
39 import java.sql.SQLException; |
|
40 import java.util.ArrayList; |
|
41 import java.util.List; |
40 import java.util.Objects; |
42 import java.util.Objects; |
41 |
43 |
42 public final class PGProjectDao extends AbstractDao<Project> implements ProjectDao { |
44 import static de.uapcore.lightpit.dao.Functions.setForeignKeyOrNull; |
|
45 import static de.uapcore.lightpit.dao.Functions.setStringOrNull; |
43 |
46 |
44 private final PGUserDao userDao; |
47 public final class PGProjectDao implements ProjectDao, GenericDao<Project> { |
45 |
48 |
46 private final PreparedStatement insert; |
49 private final PreparedStatement insert, update, list, find; |
47 private final PreparedStatement update; |
|
48 |
50 |
49 public PGProjectDao(Connection connection, PGUserDao userDao) throws SQLException { |
51 public PGProjectDao(Connection connection) throws SQLException { |
50 super(connection.prepareStatement( |
52 list = connection.prepareStatement( |
51 "select * from lpit_project join lpit_user owner on lpit_project.owner = owner.userid")); |
53 "select id, name, description, repourl, " + |
|
54 "userid, username, lastname, givenname, mail " + |
|
55 "from lpit_project " + |
|
56 "left join lpit_user owner on lpit_project.owner = owner.userid " + |
|
57 "order by name"); |
|
58 |
|
59 find = connection.prepareStatement( |
|
60 "select id, name, description, repourl, " + |
|
61 "userid, username, lastname, givenname, mail " + |
|
62 "from lpit_project " + |
|
63 "left join lpit_user owner on lpit_project.owner = owner.userid " + |
|
64 "where id = ?"); |
52 |
65 |
53 insert = connection.prepareStatement( |
66 insert = connection.prepareStatement( |
54 "insert into lpit_project (name, description, repourl, owner) values (?, ?, ?, ?)" |
67 "insert into lpit_project (name, description, repourl, owner) values (?, ?, ?, ?)" |
55 ); |
68 ); |
56 update = connection.prepareStatement( |
69 update = connection.prepareStatement( |
57 "update lpit_project set name = ?, description = ?, repourl = ?, owner = ? where id = ?" |
70 "update lpit_project set name = ?, description = ?, repourl = ?, owner = ? where id = ?" |
58 ); |
71 ); |
59 |
|
60 this.userDao = userDao; |
|
61 } |
72 } |
62 |
73 |
63 @Override |
74 public Project mapColumns(ResultSet result) throws SQLException { |
64 public Project mapColumns(ResultSet result, String q) throws SQLException { |
75 final var proj = new Project(result.getInt("id")); |
65 final var proj = new Project(result.getInt(qual(q, "id"))); |
76 proj.setName(result.getString("name")); |
66 proj.setName(result.getString(qual(q, "name"))); |
77 proj.setDescription(result.getString("description")); |
67 proj.setDescription(result.getString(qual(q, "description"))); |
78 proj.setRepoUrl(result.getString("repourl")); |
68 proj.setRepoUrl(result.getString(qual(q, "repourl"))); |
79 |
69 proj.setOwner(userDao.mapColumns(result, "owner")); |
80 final int id = result.getInt("userid"); |
|
81 if (id != 0) { |
|
82 final var user = new User(id); |
|
83 user.setUsername(result.getString("username")); |
|
84 user.setGivenname(result.getString("givenname")); |
|
85 user.setLastname(result.getString("lastname")); |
|
86 user.setMail(result.getString("mail")); |
|
87 proj.setOwner(user); |
|
88 } |
|
89 |
70 return proj; |
90 return proj; |
71 } |
91 } |
72 |
92 |
73 @Override |
93 @Override |
74 public void save(Project instance) throws SQLException { |
94 public void save(Project instance) throws SQLException { |
85 Objects.requireNonNull(instance.getName()); |
105 Objects.requireNonNull(instance.getName()); |
86 update.setString(1, instance.getName()); |
106 update.setString(1, instance.getName()); |
87 setStringOrNull(update, 2, instance.getDescription()); |
107 setStringOrNull(update, 2, instance.getDescription()); |
88 setStringOrNull(update, 3, instance.getRepoUrl()); |
108 setStringOrNull(update, 3, instance.getRepoUrl()); |
89 setForeignKeyOrNull(update, 4, instance.getOwner(), User::getUserID); |
109 setForeignKeyOrNull(update, 4, instance.getOwner(), User::getUserID); |
|
110 update.setInt(5, instance.getId()); |
90 return update.executeUpdate() > 0; |
111 return update.executeUpdate() > 0; |
91 } |
112 } |
|
113 |
|
114 @Override |
|
115 public List<Project> list() throws SQLException { |
|
116 List<Project> projects = new ArrayList<>(); |
|
117 try (var result = list.executeQuery()) { |
|
118 while (result.next()) { |
|
119 projects.add(mapColumns(result)); |
|
120 } |
|
121 } |
|
122 return projects; |
|
123 } |
|
124 |
|
125 @Override |
|
126 public Project find(int id) throws SQLException { |
|
127 find.setInt(1, id); |
|
128 try (var result = find.executeQuery()) { |
|
129 if (result.next()) { |
|
130 return mapColumns(result); |
|
131 } else { |
|
132 return null; |
|
133 } |
|
134 } |
|
135 } |
92 } |
136 } |