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/*
* Copyright (c) 2013, 2016 Eike Stepper (Berlin, Germany) and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Eike Stepper - initial API and implementation
*/
package org.eclipse.emf.cdo.tests.db;
import org.eclipse.emf.cdo.common.CDOCommonRepository.IDGenerationLocation;
import org.eclipse.net4j.db.DBException;
import org.eclipse.net4j.db.DBUtil;
import javax.sql.DataSource;
import java.sql.Connection;
import java.sql.SQLException;
import java.sql.Statement;
/**
* @author Victor Roldan Betancort
*/
public abstract class AbstractSetupDBConfig extends DBConfig
{
private static final long serialVersionUID = 1L;
private transient DataSource setupDataSource;
public AbstractSetupDBConfig(String name, boolean supportingAudits, boolean supportingBranches, boolean withRanges, boolean copyOnBranch,
IDGenerationLocation idGenerationLocation)
{
super(name, supportingAudits, supportingBranches, withRanges, copyOnBranch, idGenerationLocation);
}
protected String getDBName(String repoName)
{
return "test_" + repoName;
}
@Override
protected DataSource createDataSource(String repoName)
{
String dbName = getDBName(repoName);
initDatabase(dbName);
try
{
return createDataSourceForDB(dbName);
}
catch (SQLException ex)
{
throw new DBException(ex);
}
}
protected void initDatabase(String dbName)
{
dropDatabase(dbName);
Connection connection = null;
Statement stmt = null;
try
{
connection = getSetupConnection();
stmt = connection.createStatement();
initDatabase(connection, stmt, dbName);
}
catch (SQLException ignore)
{
}
finally
{
DBUtil.close(stmt);
DBUtil.close(connection);
}
}
protected void initDatabase(Connection connection, Statement stmt, String dbName) throws SQLException
{
stmt.execute("CREATE DATABASE " + dbName);
}
protected void dropDatabase(String dbName)
{
Connection connection = null;
Statement stmt = null;
try
{
connection = getSetupConnection();
stmt = connection.createStatement();
dropDatabase(connection, stmt, dbName);
}
catch (SQLException ignore)
{
}
finally
{
DBUtil.close(stmt);
DBUtil.close(connection);
}
}
protected void dropDatabase(Connection connection, Statement stmt, String dbName) throws SQLException
{
stmt.execute("DROP DATABASE " + dbName);
}
protected final Connection getSetupConnection()
{
try
{
return getSetupDataSource().getConnection();
}
catch (SQLException ex)
{
throw new DBException(ex);
}
}
protected final DataSource getSetupDataSource() throws SQLException
{
if (setupDataSource == null)
{
setupDataSource = createDataSourceForDB(null);
}
return setupDataSource;
}
/**
* Note that <code>dbName</code> can be <code>null</code>, in which case a <i>setup</i> datasource must be returned.
* A connection from a setup datasource can be used to create or drop other databases.
*/
protected abstract DataSource createDataSourceForDB(String dbName) throws SQLException;
}
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