001 /* 002 * Sonar, open source software quality management tool. 003 * Copyright (C) 2009 SonarSource SA 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.api.database; 021 022 public class ThreadLocalDatabaseSessionFactory implements DatabaseSessionFactory { 023 024 private final ThreadLocal<DatabaseSession> threadSession = new ThreadLocal<DatabaseSession>(); 025 private final DatabaseConnector connector; 026 027 public ThreadLocalDatabaseSessionFactory(DatabaseConnector connector) { 028 this.connector = connector; 029 } 030 031 public DatabaseSession getSession() { 032 DatabaseSession session = threadSession.get(); 033 if (session == null) { 034 session = new DatabaseSession(connector); 035 session.start(); 036 threadSession.set(session); 037 } 038 return session; 039 } 040 041 public void clear() { 042 DatabaseSession session = threadSession.get(); 043 if (session != null) { 044 session.stop(); 045 } 046 threadSession.set(null); 047 } 048 049 public void stop() { 050 clear(); 051 } 052 }