3 * Copyright (C) 2009-2020 SonarSource SA
4 * mailto:info AT sonarsource DOT com
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 3 of the License, or (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public License
17 * along with this program; if not, write to the Free Software Foundation,
18 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
20 package org.sonar.server.platform.db.migration.sql;
22 import java.util.List;
23 import org.sonar.db.dialect.Dialect;
24 import org.sonar.db.dialect.H2;
25 import org.sonar.db.dialect.MsSql;
26 import org.sonar.db.dialect.Oracle;
27 import org.sonar.db.dialect.PostgreSql;
29 import static com.google.common.base.Preconditions.checkArgument;
30 import static java.util.Arrays.asList;
31 import static java.util.Collections.singletonList;
32 import static org.sonar.server.platform.db.migration.def.Validations.validateTableName;
34 public class RenameTableBuilder {
36 private final Dialect dialect;
38 private String newName;
39 private boolean autoGeneratedId = true;
41 public RenameTableBuilder(Dialect dialect) {
42 this.dialect = dialect;
45 public RenameTableBuilder setName(String s) {
50 public RenameTableBuilder setNewName(String s) {
56 * When a table has no auto generated id, this parameter has to be set to false.
57 * On Oracle, it will allow to not try to drop and recreate the trigger.
58 * On other databases, this method is useless.
60 * Default value is true.
62 public RenameTableBuilder setAutoGeneratedId(boolean autoGeneratedId) {
63 this.autoGeneratedId = autoGeneratedId;
67 public List<String> build() {
68 validateTableName(name);
69 validateTableName(newName);
70 checkArgument(!name.equals(newName), "Names must be different");
71 return createSqlStatement();
74 private List<String> createSqlStatement() {
75 switch (dialect.getId()) {
78 return singletonList("ALTER TABLE " + name + " RENAME TO " + newName);
80 return singletonList("EXEC sp_rename '" + name + "', '" + newName + "'");
82 String renameSqlCommand = "RENAME " + name + " TO " + newName;
83 return autoGeneratedId ? asList(
84 "DROP TRIGGER " + name + "_idt",
86 "RENAME " + name + "_seq TO " + newName + "_seq",
87 CreateTableBuilder.createOracleTriggerForTable(newName))
88 : singletonList(renameSqlCommand);
90 throw new IllegalArgumentException("Unsupported dialect id " + dialect.getId());