src/main/java/de/uapcore/lightpit/dao/postgres/PGIssueDao.java@428dca747d6b
src/main/java/de/uapcore/lightpit/dao/postgres/PGIssueDao.java
Fri, 09 Oct 2020 15:35:48 +0200
- author
- Mike Becker <universe@uap-core.de>
- date
- Fri, 09 Oct 2020 15:35:48 +0200
- changeset 121
- 428dca747d6b
- parent 105
- 250c5cbb8276
- child 124
- ed2e7aef2a3e
- permissions
- -rw-r--r--
adds application level issue sorting (fixes #19)
1 /*
2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
3 *
4 * Copyright 2018 Mike Becker. All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions are met:
8 *
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 *
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
17 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
20 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26 * POSSIBILITY OF SUCH DAMAGE.
27 *
28 */
29 package de.uapcore.lightpit.dao.postgres;
31 import de.uapcore.lightpit.dao.IssueDao;
32 import de.uapcore.lightpit.entities.*;
34 import java.sql.Connection;
35 import java.sql.PreparedStatement;
36 import java.sql.ResultSet;
37 import java.sql.SQLException;
38 import java.util.ArrayList;
39 import java.util.List;
40 import java.util.Objects;
42 import static de.uapcore.lightpit.dao.Functions.*;
44 public final class PGIssueDao implements IssueDao {
46 private final PreparedStatement insert, update, list, listForVersion, find;
47 private final PreparedStatement affectedVersions, resolvedVersions;
48 private final PreparedStatement clearAffected, clearResolved;
49 private final PreparedStatement insertAffected, insertResolved;
51 public PGIssueDao(Connection connection) throws SQLException {
52 list = connection.prepareStatement(
53 "select issueid, project, p.name as projectname, status, category, subject, i.description, " +
54 "userid, username, givenname, lastname, mail, " +
55 "created, updated, eta " +
56 "from lpit_issue i " +
57 "join lpit_project p on project = projectid " +
58 "left join lpit_user on userid = assignee " +
59 "where project = ? ");
61 listForVersion = connection.prepareStatement(
62 "with issue_version as ( "+
63 "select issueid, versionid from lpit_issue_affected_version union "+
64 "select issueid, versionid from lpit_issue_resolved_version) "+
65 "select issueid, project, p.name as projectname, status, category, subject, i.description, " +
66 "userid, username, givenname, lastname, mail, " +
67 "created, updated, eta " +
68 "from lpit_issue i " +
69 "join lpit_project p on project = projectid " +
70 "left join issue_version using (issueid) "+
71 "left join lpit_user on userid = assignee " +
72 "where coalesce(versionid,-1) = ? "
73 );
75 find = connection.prepareStatement(
76 "select issueid, project, p.name as projectname, status, category, subject, i.description, " +
77 "userid, username, givenname, lastname, mail, " +
78 "created, updated, eta " +
79 "from lpit_issue i " +
80 "left join lpit_project p on project = projectid " +
81 "left join lpit_user on userid = assignee " +
82 "where issueid = ? ");
84 insert = connection.prepareStatement(
85 "insert into lpit_issue (project, status, category, subject, description, assignee, eta) " +
86 "values (?, ?::issue_status, ?::issue_category, ?, ?, ?, ?) returning issueid"
87 );
88 update = connection.prepareStatement(
89 "update lpit_issue set updated = now(), status = ?::issue_status, category = ?::issue_category, " +
90 "subject = ?, description = ?, assignee = ?, eta = ? where issueid = ?"
91 );
93 affectedVersions = connection.prepareStatement(
94 "select versionid, name, status, ordinal " +
95 "from lpit_version join lpit_issue_affected_version using (versionid) " +
96 "where issueid = ? " +
97 "order by ordinal, name"
98 );
99 clearAffected = connection.prepareStatement("delete from lpit_issue_affected_version where issueid = ?");
100 insertAffected = connection.prepareStatement("insert into lpit_issue_affected_version (issueid, versionid) values (?,?)");
102 resolvedVersions = connection.prepareStatement(
103 "select versionid, name, status, ordinal " +
104 "from lpit_version v join lpit_issue_resolved_version using (versionid) " +
105 "where issueid = ? " +
106 "order by ordinal, name"
107 );
108 clearResolved = connection.prepareStatement("delete from lpit_issue_resolved_version where issueid = ?");
109 insertResolved = connection.prepareStatement("insert into lpit_issue_resolved_version (issueid, versionid) values (?,?)");
110 }
112 private User obtainAssignee(ResultSet result) throws SQLException {
113 final int id = result.getInt("userid");
114 if (id != 0) {
115 final var user = new User(id);
116 user.setUsername(result.getString("username"));
117 user.setGivenname(result.getString("givenname"));
118 user.setLastname(result.getString("lastname"));
119 user.setMail(result.getString("mail"));
120 return user;
121 } else {
122 return null;
123 }
124 }
126 private Issue mapColumns(ResultSet result) throws SQLException {
127 final var project = new Project(result.getInt("project"));
128 project.setName(result.getString("projectname"));
129 final var issue = new Issue(result.getInt("issueid"));
130 issue.setProject(project);
131 issue.setStatus(IssueStatus.valueOf(result.getString("status")));
132 issue.setCategory(IssueCategory.valueOf(result.getString("category")));
133 issue.setSubject(result.getString("subject"));
134 issue.setDescription(result.getString("description"));
135 issue.setAssignee(obtainAssignee(result));
136 issue.setCreated(result.getTimestamp("created"));
137 issue.setUpdated(result.getTimestamp("updated"));
138 issue.setEta(result.getDate("eta"));
139 return issue;
140 }
142 private Version mapVersion(ResultSet result) throws SQLException {
143 final var version = new Version(result.getInt("versionid"));
144 version.setName(result.getString("name"));
145 version.setOrdinal(result.getInt("ordinal"));
146 version.setStatus(VersionStatus.valueOf(result.getString("status")));
147 return version;
148 }
150 private void updateVersionLists(Issue instance) throws SQLException {
151 clearAffected.setInt(1, instance.getId());
152 clearResolved.setInt(1, instance.getId());
153 insertAffected.setInt(1, instance.getId());
154 insertResolved.setInt(1, instance.getId());
155 clearAffected.executeUpdate();
156 clearResolved.executeUpdate();
157 for (Version v : instance.getAffectedVersions()) {
158 insertAffected.setInt(2, v.getId());
159 insertAffected.executeUpdate();
160 }
161 for (Version v : instance.getResolvedVersions()) {
162 insertResolved.setInt(2, v.getId());
163 insertResolved.executeUpdate();
164 }
165 }
167 @Override
168 public void save(Issue instance) throws SQLException {
169 Objects.requireNonNull(instance.getSubject());
170 Objects.requireNonNull(instance.getProject());
171 insert.setInt(1, instance.getProject().getId());
172 insert.setString(2, instance.getStatus().name());
173 insert.setString(3, instance.getCategory().name());
174 insert.setString(4, instance.getSubject());
175 setStringOrNull(insert, 5, instance.getDescription());
176 setForeignKeyOrNull(insert, 6, instance.getAssignee(), User::getId);
177 setDateOrNull(insert, 7, instance.getEta());
178 // insert and retrieve the ID
179 final var rs = insert.executeQuery();
180 rs.next();
181 instance.setId(rs.getInt(1));
182 updateVersionLists(instance);
183 }
185 @Override
186 public boolean update(Issue instance) throws SQLException {
187 if (instance.getId() < 0) return false;
188 Objects.requireNonNull(instance.getSubject());
189 update.setString(1, instance.getStatus().name());
190 update.setString(2, instance.getCategory().name());
191 update.setString(3, instance.getSubject());
192 setStringOrNull(update, 4, instance.getDescription());
193 setForeignKeyOrNull(update, 5, instance.getAssignee(), User::getId);
194 setDateOrNull(update, 6, instance.getEta());
195 update.setInt(7, instance.getId());
196 boolean success = update.executeUpdate() > 0;
197 if (success) {
198 updateVersionLists(instance);
199 return true;
200 } else {
201 return false;
202 }
203 }
205 private List<Issue> list(PreparedStatement query, int arg) throws SQLException {
206 query.setInt(1, arg);
207 List<Issue> issues = new ArrayList<>();
208 try (var result = query.executeQuery()) {
209 while (result.next()) {
210 issues.add(mapColumns(result));
211 }
212 }
213 return issues;
214 }
216 @Override
217 public List<Issue> list(Project project) throws SQLException {
218 return list(list, project.getId());
219 }
221 @Override
222 public List<Issue> list(Version version) throws SQLException {
223 return list(listForVersion, version == null ? -1 : version.getId());
224 }
226 @Override
227 public Issue find(int id) throws SQLException {
228 find.setInt(1, id);
229 try (var result = find.executeQuery()) {
230 if (result.next()) {
231 return mapColumns(result);
232 } else {
233 return null;
234 }
235 }
236 }
238 private List<Version> listVersions(PreparedStatement stmt, Issue issue) throws SQLException {
239 stmt.setInt(1, issue.getId());
240 List<Version> versions = new ArrayList<>();
241 try (var result = stmt.executeQuery()) {
242 while (result.next()) {
243 versions.add(mapVersion(result));
244 }
245 }
246 return versions;
247 }
249 @Override
250 public void joinVersionInformation(Issue issue) throws SQLException {
251 Objects.requireNonNull(issue.getProject());
252 issue.setAffectedVersions(listVersions(affectedVersions, issue));
253 issue.setResolvedVersions(listVersions(resolvedVersions, issue));
254 }
255 }
