Sun, 24 May 2020 15:30:43 +0200
adds project overview page
/* * 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 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. * */ package de.uapcore.lightpit.dao.postgres; import de.uapcore.lightpit.dao.VersionDao; import de.uapcore.lightpit.entities.*; import java.sql.Connection; import java.sql.PreparedStatement; import java.sql.ResultSet; import java.sql.SQLException; import java.util.ArrayList; import java.util.List; import java.util.Objects; public final class PGVersionDao implements VersionDao { private final PreparedStatement insert, update, list, find; private final PreparedStatement issuesAffected, issuesScheduled, issuesResolved; public PGVersionDao(Connection connection) throws SQLException { list = connection.prepareStatement( "select versionid, project, name, ordinal, status " + "from lpit_version " + "where project = ? " + "order by ordinal desc, lower(name) desc"); find = connection.prepareStatement( "select versionid, project, name, ordinal, status " + "from lpit_version " + "where versionid = ?"); insert = connection.prepareStatement( "insert into lpit_version (project, name, ordinal, status) values (?, ?, ?, ?::version_status)" ); update = connection.prepareStatement( "update lpit_version set name = ?, ordinal = ?, status = ?::version_status where versionid = ?" ); issuesAffected = connection.prepareStatement( "select category, status, count(*) as issuecount " + "from lpit_issue_affected_version " + "join lpit_issue using (issueid) " + "where versionid = ? " + "group by category, status" ); issuesScheduled = connection.prepareStatement( "select category, status, count(*) as issuecount " + "from lpit_issue_scheduled_version " + "join lpit_issue using (issueid) " + "where versionid = ? " + "group by category, status" ); issuesResolved = connection.prepareStatement( "select category, status, count(*) as issuecount " + "from lpit_issue_resolved_version " + "join lpit_issue using (issueid) " + "where versionid = ? " + "group by category, status" ); } private Version mapColumns(ResultSet result) throws SQLException { final var project = new Project(result.getInt("project")); final var version = new Version(result.getInt("versionid"), project); version.setName(result.getString("name")); version.setOrdinal(result.getInt("ordinal")); version.setStatus(VersionStatus.valueOf(result.getString("status"))); return version; } private VersionStatistics versionStatistics(Version version, PreparedStatement stmt) throws SQLException { stmt.setInt(1, version.getId()); final var result = stmt.executeQuery(); final var stats = new VersionStatistics(version); while (result.next()) { stats.setIssueCount( IssueCategory.valueOf(result.getString("category")), IssueStatus.valueOf(result.getString("status")), result.getInt("issuecount") ); } return stats; } @Override public void save(Version instance) throws SQLException { Objects.requireNonNull(instance.getName()); Objects.requireNonNull(instance.getProject()); insert.setInt(1, instance.getProject().getId()); insert.setString(2, instance.getName()); insert.setInt(3, instance.getOrdinal()); insert.setString(4, instance.getStatus().name()); insert.executeUpdate(); } @Override public boolean update(Version instance) throws SQLException { if (instance.getId() < 0) return false; Objects.requireNonNull(instance.getName()); update.setString(1, instance.getName()); update.setInt(2, instance.getOrdinal()); update.setString(3, instance.getStatus().name()); update.setInt(4, instance.getId()); return update.executeUpdate() > 0; } @Override public List<Version> list(Project project) throws SQLException { list.setInt(1, project.getId()); List<Version> versions = new ArrayList<>(); try (var result = list.executeQuery()) { while (result.next()) { final var v = mapColumns(result); v.setProject(project); versions.add(v); } } return versions; } @Override public Version find(int id) throws SQLException { find.setInt(1, id); try (var result = find.executeQuery()) { if (result.next()) { return mapColumns(result); } else { return null; } } } @Override public VersionStatistics statsOpenedIssues(Version version) throws SQLException { return versionStatistics(version, issuesAffected); } @Override public VersionStatistics statsScheduledIssues(Version version) throws SQLException { return versionStatistics(version, issuesScheduled); } @Override public VersionStatistics statsResolvedIssues(Version version) throws SQLException { return versionStatistics(version, issuesResolved); } }