scriptella.driver.spring.Driver Maven / Gradle / Ivy
/*
* Copyright 2006-2012 The Scriptella Project Team.
*
* 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 scriptella.driver.spring;
import org.springframework.beans.factory.BeanFactory;
import scriptella.jdbc.GenericDriver;
import scriptella.util.StringUtils;
import javax.sql.DataSource;
import java.sql.SQLException;
import java.util.Properties;
/**
* Scriptella driver for The Spring Framework
* Bean Factory(or Application Context) registered datasources.
* This driver relies on {@link scriptella.jdbc.GenericDriver} functionality.
*
Note:Use Spring transaction proxies for
* {@link EtlExecutorBean} to support Spring transactions.
*
For configuration details and examples see overview page.
*
* @author Fyodor Kupolov
* @version 1.0
*/
public class Driver extends GenericDriver {
public Driver() {
try {
Class.forName("org.springframework.beans.factory.BeanFactory");
} catch (ClassNotFoundException e) {
throw new SpringProviderException("Spring not found on classpath. " +
"This driver can be used only in a Spring-managed environment, " +
"use EtlExecutorBean to run the ETL file.");
}
}
@Override
protected java.sql.Connection getConnection(String url, Properties props) throws SQLException {
if (url == null) {
throw new SpringProviderException("Name of the spring bean must be specified in an url attribute of connection element.");
}
try {
BeanFactory beanFactory = EtlExecutorBean.getContextBeanFactory();
DataSource ds = (DataSource) beanFactory.getBean(StringUtils.removePrefix(url, "spring:"));
return ds.getConnection();
} catch (Exception e) {
throw new SpringProviderException("A problem occured while trying to lookup a datasource with name " + url, e);
}
}
}