001/* 002 * (C) Copyright 2006-2011 Nuxeo SA (http://nuxeo.com/) and others. 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); 005 * you may not use this file except in compliance with the License. 006 * You may obtain a copy of the License at 007 * 008 * http://www.apache.org/licenses/LICENSE-2.0 009 * 010 * Unless required by applicable law or agreed to in writing, software 011 * distributed under the License is distributed on an "AS IS" BASIS, 012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 013 * See the License for the specific language governing permissions and 014 * limitations under the License. 015 * 016 * Contributors: 017 * Florent Guillaume 018 */ 019 020package org.nuxeo.ecm.core.storage.sql; 021 022import java.sql.Connection; 023import java.sql.DriverManager; 024import java.sql.SQLException; 025 026import org.nuxeo.runtime.api.Framework; 027 028/** 029 * @author Florent Guillaume 030 */ 031public class DatabaseMySQL extends DatabaseHelper { 032 033 public static DatabaseHelper INSTANCE = new DatabaseMySQL(); 034 035 private static final String DEF_URL = "jdbc:mysql://localhost:3306/nuxeojunittests"; 036 037 private static final String DEF_USER = "nuxeo"; 038 039 private static final String DEF_PASSWORD = "nuxeo"; 040 041 private static final String CONTRIB_XML = "OSGI-INF/test-repo-repository-mysql-contrib.xml"; 042 043 private static final String DRIVER = "com.mysql.jdbc.Driver"; 044 045 private void setProperties() { 046 setProperty(URL_PROPERTY, DEF_URL); 047 setProperty(USER_PROPERTY, DEF_USER); 048 setProperty(PASSWORD_PROPERTY, DEF_PASSWORD); 049 setProperty(DRIVER_PROPERTY, DRIVER); 050 } 051 052 @Override 053 public void setUp() throws SQLException { 054 super.setUp(); 055 try { 056 Class.forName(DRIVER); 057 } catch (ReflectiveOperationException e) { 058 throw new RuntimeException(e); 059 } 060 setProperties(); 061 Connection connection = DriverManager.getConnection(Framework.getProperty(URL_PROPERTY), 062 Framework.getProperty(USER_PROPERTY), Framework.getProperty(PASSWORD_PROPERTY)); 063 doOnAllTables(connection, null, null, "DROP TABLE `%s` CASCADE"); 064 connection.close(); 065 } 066 067 @Override 068 public String getDeploymentContrib() { 069 return CONTRIB_XML; 070 } 071 072 @Override 073 public RepositoryDescriptor getRepositoryDescriptor() { 074 RepositoryDescriptor descriptor = new RepositoryDescriptor(); 075 return descriptor; 076 } 077 078 @Override 079 public boolean hasSubSecondResolution() { 080 return false; 081 } 082 083 @Override 084 public int getRecursiveRemovalDepthLimit() { 085 // Stupid MySQL limitations: 086 // "Cascading operations may not be nested more than 15 levels deep." 087 // "Currently, triggers are not activated by cascaded foreign key 088 // actions." 089 // Use a bit less that 15 to cater for complex properties 090 return 13; 091 } 092 093 @Override 094 public boolean supportsClustering() { 095 return true; 096 } 097 098}