/*
* Copyright 2007 The Fornax Project Team, including the original
* author or authors.
*
* 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 org.sculptor.framework.util.db;
import java.sql.SQLException;
import java.sql.Statement;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;
import org.dbunit.DatabaseUnitException;
import org.dbunit.database.DatabaseSequenceFilter;
import org.dbunit.database.IDatabaseConnection;
import org.dbunit.dataset.FilteredDataSet;
import org.dbunit.dataset.IDataSet;
import org.dbunit.dataset.filter.ITableFilter;
import org.dbunit.operation.DatabaseOperation;
/**
* DBUnit tear down operation that drops all tables.
*
* @author Patrik Nordwall
*
*/
public class DropAllTablesOperation extends DatabaseOperation {
public void execute(IDatabaseConnection connection, IDataSet dataSet) throws DatabaseUnitException,
SQLException {
ITableFilter filter = new DatabaseSequenceFilter(connection);
IDataSet dataset = new FilteredDataSet(filter, connection.createDataSet());
String[] tableNames = dataset.getTableNames();
List<String> reversedTableNames = new ArrayList<String>();
reversedTableNames.addAll(Arrays.asList(tableNames));
Collections.reverse(reversedTableNames);
Statement stmt = null;
try {
stmt = connection.getConnection().createStatement();
for (String table : reversedTableNames) {
stmt.addBatch("DROP TABLE " + table + " IF EXISTS CASCADE");
}
stmt.executeBatch();
} finally {
if (stmt != null) {
try {
stmt.close();
} catch (SQLException ignore) {
}
}
}
}
}