001 /* 002 * Sonar, open source software quality management tool. 003 * Copyright (C) 2008-2011 SonarSource 004 * mailto:contact AT sonarsource DOT com 005 * 006 * Sonar is free software; you can redistribute it and/or 007 * modify it under the terms of the GNU Lesser General Public 008 * License as published by the Free Software Foundation; either 009 * version 3 of the License, or (at your option) any later version. 010 * 011 * Sonar is distributed in the hope that it will be useful, 012 * but WITHOUT ANY WARRANTY; without even the implied warranty of 013 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 014 * Lesser General Public License for more details. 015 * 016 * You should have received a copy of the GNU Lesser General Public 017 * License along with Sonar; if not, write to the Free Software 018 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02 019 */ 020 package org.sonar.plugins.dbcleaner.purges; 021 022 import org.sonar.api.database.DatabaseSession; 023 import org.sonar.api.database.configuration.Property; 024 import org.sonar.api.database.model.ResourceModel; 025 import org.sonar.api.database.model.User; 026 import org.sonar.plugins.dbcleaner.api.Purge; 027 import org.sonar.plugins.dbcleaner.api.PurgeContext; 028 import org.sonar.plugins.dbcleaner.api.PurgeUtils; 029 030 import java.util.List; 031 032 import javax.persistence.Query; 033 034 /** 035 * @since 2.2 036 */ 037 public final class PurgePropertyOrphans extends Purge { 038 039 public PurgePropertyOrphans(DatabaseSession session) { 040 super(session); 041 } 042 043 public void purge(PurgeContext context) { 044 purgeResourceOrphans(); 045 purgeUserOrphans(); 046 } 047 048 void purgeResourceOrphans() { 049 Query query = getSession().createQuery("SELECT p.id FROM " + Property.class.getSimpleName() + 050 " p WHERE p.resourceId IS NOT NULL AND NOT EXISTS(FROM " + ResourceModel.class.getSimpleName() + " r WHERE r.id=p.resourceId)"); 051 List<Integer> idsToDelete = query.getResultList(); 052 if (!idsToDelete.isEmpty()) { 053 PurgeUtils.executeQuery(getSession(), "", idsToDelete, "DELETE FROM " + Property.class.getSimpleName() + " WHERE id in (:ids)"); 054 } 055 } 056 057 void purgeUserOrphans() { 058 Query query = getSession().createQuery("SELECT p.id FROM " + Property.class.getSimpleName() + 059 " p WHERE p.userId IS NOT NULL AND NOT EXISTS(FROM " + User.class.getSimpleName() + " u WHERE u.id=p.userId)"); 060 List<Integer> idsToDelete = query.getResultList(); 061 if (!idsToDelete.isEmpty()) { 062 PurgeUtils.executeQuery(getSession(), "", idsToDelete, "DELETE FROM " + Property.class.getSimpleName() + " WHERE id in (:ids)"); 063 } 064 } 065 }