| // Copyright (C) 2010 The Android Open Source Project |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| package com.google.gerrit.server.schema; |
| |
| import com.google.gerrit.reviewdb.AccountProjectWatch; |
| import com.google.gerrit.reviewdb.ReviewDb; |
| import com.google.gwtorm.client.OrmException; |
| import com.google.gwtorm.jdbc.JdbcSchema; |
| import com.google.gwtorm.schema.sql.DialectH2; |
| import com.google.gwtorm.schema.sql.DialectMySQL; |
| import com.google.gwtorm.schema.sql.DialectPostgreSQL; |
| import com.google.gwtorm.schema.sql.SqlDialect; |
| import com.google.inject.Inject; |
| import com.google.inject.Provider; |
| |
| import java.sql.SQLException; |
| import java.sql.Statement; |
| |
| public class Schema_40 extends SchemaVersion { |
| @Inject |
| Schema_40(Provider<Schema_39> prior) { |
| super(prior); |
| } |
| |
| @Override |
| protected void migrateData(ReviewDb db, UpdateUI ui) throws SQLException, |
| OrmException { |
| // Set to "*" the filter field of the previously watched projects |
| // |
| Statement stmt = ((JdbcSchema) db).getConnection().createStatement(); |
| try { |
| stmt.execute("UPDATE account_project_watches" // |
| + " SET filter = '" + AccountProjectWatch.FILTER_ALL + "'" // |
| + " WHERE filter IS NULL OR filter = ''"); |
| |
| // Set the new primary key |
| // |
| final SqlDialect dialect = ((JdbcSchema) db).getDialect(); |
| if (dialect instanceof DialectPostgreSQL) { |
| stmt.execute("ALTER TABLE account_project_watches " |
| + "DROP CONSTRAINT account_project_watches_pkey"); |
| stmt.execute("ALTER TABLE account_project_watches " |
| + "ADD PRIMARY KEY (account_id, project_name, filter)"); |
| |
| } else if ((dialect instanceof DialectH2) |
| || (dialect instanceof DialectMySQL)) { |
| stmt.execute("ALTER TABLE account_project_watches DROP PRIMARY KEY"); |
| stmt.execute("ALTER TABLE account_project_watches " |
| + "ADD PRIMARY KEY (account_id, project_name, filter)"); |
| |
| } else { |
| throw new OrmException("Unsupported dialect " + dialect); |
| } |
| } finally { |
| stmt.close(); |
| } |
| } |
| } |