Sat, 30 May 2020 18:05:06 +0200
adds version selection in issue editor
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
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9 * 1. Redistributions of source code must retain the above copyright
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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
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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, find;
47 private final PreparedStatement affectedVersions, scheduledVersions, resolvedVersions;
48 private final PreparedStatement clearAffected, clearScheduled, clearResolved;
49 private final PreparedStatement insertAffected, insertScheduled, 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 "left join lpit_project p on project = projectid " +
58 "left join lpit_user on userid = assignee " +
59 "where project = ? ");
61 find = connection.prepareStatement(
62 "select issueid, project, p.name as projectname, status, category, subject, i.description, " +
63 "userid, username, givenname, lastname, mail, " +
64 "created, updated, eta " +
65 "from lpit_issue i " +
66 "left join lpit_project p on project = projectid " +
67 "left join lpit_user on userid = assignee " +
68 "where issueid = ? ");
70 insert = connection.prepareStatement(
71 "insert into lpit_issue (project, status, category, subject, description, assignee, eta) " +
72 "values (?, ?::issue_status, ?::issue_category, ?, ?, ?, ?) returning issueid"
73 );
74 update = connection.prepareStatement(
75 "update lpit_issue set updated = now(), status = ?::issue_status, category = ?::issue_category, " +
76 "subject = ?, description = ?, assignee = ?, eta = ? where issueid = ?"
77 );
79 affectedVersions = connection.prepareStatement(
80 "select versionid, name, status, ordinal " +
81 "from lpit_version join lpit_issue_affected_version using (versionid) " +
82 "where issueid = ? " +
83 "order by ordinal, name"
84 );
85 clearAffected = connection.prepareStatement("delete from lpit_issue_affected_version where issueid = ?");
86 insertAffected = connection.prepareStatement("insert into lpit_issue_affected_version (issueid, versionid) values (?,?)");
88 scheduledVersions = connection.prepareStatement(
89 "select versionid, name, status, ordinal " +
90 "from lpit_version join lpit_issue_scheduled_version using (versionid) " +
91 "where issueid = ? " +
92 "order by ordinal, name"
93 );
94 clearScheduled = connection.prepareStatement("delete from lpit_issue_scheduled_version where issueid = ?");
95 insertScheduled = connection.prepareStatement("insert into lpit_issue_scheduled_version (issueid, versionid) values (?,?)");
97 resolvedVersions = connection.prepareStatement(
98 "select versionid, name, status, ordinal " +
99 "from lpit_version v join lpit_issue_resolved_version using (versionid) " +
100 "where issueid = ? " +
101 "order by ordinal, name"
102 );
103 clearResolved = connection.prepareStatement("delete from lpit_issue_resolved_version where issueid = ?");
104 insertResolved = connection.prepareStatement("insert into lpit_issue_resolved_version (issueid, versionid) values (?,?)");
105 }
107 private User obtainAssignee(ResultSet result) throws SQLException {
108 final int id = result.getInt("userid");
109 if (id != 0) {
110 final var user = new User(id);
111 user.setUsername(result.getString("username"));
112 user.setGivenname(result.getString("givenname"));
113 user.setLastname(result.getString("lastname"));
114 user.setMail(result.getString("mail"));
115 return user;
116 } else {
117 return null;
118 }
119 }
121 private Issue mapColumns(ResultSet result) throws SQLException {
122 final var project = new Project(result.getInt("project"));
123 project.setName(result.getString("projectname"));
124 final var issue = new Issue(result.getInt("issueid"), project);
125 issue.setStatus(IssueStatus.valueOf(result.getString("status")));
126 issue.setCategory(IssueCategory.valueOf(result.getString("category")));
127 issue.setSubject(result.getString("subject"));
128 issue.setDescription(result.getString("description"));
129 issue.setAssignee(obtainAssignee(result));
130 issue.setCreated(result.getTimestamp("created"));
131 issue.setUpdated(result.getTimestamp("updated"));
132 issue.setEta(result.getDate("eta"));
133 return issue;
134 }
136 private Version mapVersion(ResultSet result, Project project) throws SQLException {
137 final var version = new Version(result.getInt("versionid"), project);
138 version.setName(result.getString("name"));
139 version.setOrdinal(result.getInt("ordinal"));
140 version.setStatus(VersionStatus.valueOf(result.getString("status")));
141 return version;
142 }
144 private void updateVersionLists(Issue instance) throws SQLException {
145 clearAffected.setInt(1, instance.getId());
146 clearScheduled.setInt(1, instance.getId());
147 clearResolved.setInt(1, instance.getId());
148 insertAffected.setInt(1, instance.getId());
149 insertScheduled.setInt(1, instance.getId());
150 insertResolved.setInt(1, instance.getId());
151 clearAffected.executeUpdate();
152 clearScheduled.executeUpdate();
153 clearResolved.executeUpdate();
154 for (Version v : instance.getAffectedVersions()) {
155 insertAffected.setInt(2, v.getId());
156 insertAffected.executeUpdate();
157 }
158 for (Version v : instance.getScheduledVersions()) {
159 insertScheduled.setInt(2, v.getId());
160 insertScheduled.executeUpdate();
161 }
162 for (Version v : instance.getResolvedVersions()) {
163 insertResolved.setInt(2, v.getId());
164 insertResolved.executeUpdate();
165 }
166 }
168 @Override
169 public void save(Issue instance) throws SQLException {
170 Objects.requireNonNull(instance.getSubject());
171 Objects.requireNonNull(instance.getProject());
172 insert.setInt(1, instance.getProject().getId());
173 insert.setString(2, instance.getStatus().name());
174 insert.setString(3, instance.getCategory().name());
175 insert.setString(4, instance.getSubject());
176 setStringOrNull(insert, 5, instance.getDescription());
177 setForeignKeyOrNull(insert, 6, instance.getAssignee(), User::getId);
178 setDateOrNull(insert, 7, instance.getEta());
179 // insert and retrieve the ID
180 final var rs = insert.executeQuery();
181 rs.next();
182 instance.setId(rs.getInt(1));
183 updateVersionLists(instance);
184 }
186 @Override
187 public boolean update(Issue instance) throws SQLException {
188 if (instance.getId() < 0) return false;
189 Objects.requireNonNull(instance.getSubject());
190 update.setString(1, instance.getStatus().name());
191 update.setString(2, instance.getCategory().name());
192 update.setString(3, instance.getSubject());
193 setStringOrNull(update, 4, instance.getDescription());
194 setForeignKeyOrNull(update, 5, instance.getAssignee(), User::getId);
195 setDateOrNull(update, 6, instance.getEta());
196 update.setInt(7, instance.getId());
197 boolean success = update.executeUpdate() > 0;
198 if (success) {
199 updateVersionLists(instance);
200 return true;
201 } else {
202 return false;
203 }
204 }
206 @Override
207 public List<Issue> list(Project project) throws SQLException {
208 list.setInt(1, project.getId());
209 List<Issue> issues = new ArrayList<>();
210 try (var result = list.executeQuery()) {
211 while (result.next()) {
212 issues.add(mapColumns(result));
213 }
214 }
215 return issues;
216 }
218 @Override
219 public Issue find(int id) throws SQLException {
220 find.setInt(1, id);
221 try (var result = find.executeQuery()) {
222 if (result.next()) {
223 return mapColumns(result);
224 } else {
225 return null;
226 }
227 }
228 }
230 private List<Version> listVersions(PreparedStatement stmt, Issue issue) throws SQLException {
231 stmt.setInt(1, issue.getId());
232 List<Version> versions = new ArrayList<>();
233 try (var result = stmt.executeQuery()) {
234 while (result.next()) {
235 versions.add(mapVersion(result, issue.getProject()));
236 }
237 }
238 return versions;
239 }
241 @Override
242 public void joinVersionInformation(Issue issue) throws SQLException {
243 Objects.requireNonNull(issue.getProject());
244 issue.setAffectedVersions(listVersions(affectedVersions, issue));
245 issue.setScheduledVersions(listVersions(scheduledVersions, issue));
246 issue.setResolvedVersions(listVersions(resolvedVersions, issue));
247 }
248 }