package org.apache.ddlutils.task;
/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.
*/
import org.apache.commons.dbcp.BasicDataSource;
import org.apache.ddlutils.Platform;
import org.apache.ddlutils.model.Database;
import org.apache.tools.ant.BuildException;
/**
* Sub task for dropping the target database. Note that this is only supported on some database
* platforms. See the database support documentation for details on which platforms support this.<br/>
* This sub task does not require schema files. Therefore the <code>fileset</code> subelement and
* the <code>schemaFile</code> attribute of the enclosing task can be omitted.
*
* @version $Revision: 289996 $
* @ant.task name="dropDatabase"
*/
public class DropDatabaseCommand extends DatabaseCommand
{
/**
* {@inheritDoc}
*/
public boolean isRequiringModel()
{
return false;
}
/**
* {@inheritDoc}
*/
public void execute(DatabaseTaskBase task, Database model) throws BuildException
{
BasicDataSource dataSource = getDataSource();
if (dataSource == null)
{
throw new BuildException("No database specified.");
}
Platform platform = getPlatform();
try
{
platform.dropDatabase(dataSource.getDriverClassName(),
dataSource.getUrl(),
dataSource.getUsername(),
dataSource.getPassword());
_log.info("Dropped database");
}
catch (UnsupportedOperationException ex)
{
_log.error("Database platform " + platform.getName() + " does not support database dropping via JDBC",
ex);
}
catch (Exception ex)
{
handleException(ex, ex.getMessage());
}
}
}