spring AbstractEmbeddedDatabaseConfigurer 源码
spring AbstractEmbeddedDatabaseConfigurer 代码
文件路径：/spring-jdbc/src/main/java/org/springframework/jdbc/datasource/embedded/AbstractEmbeddedDatabaseConfigurer.java
/*
* Copyright 2002-2020 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
*
* https://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.springframework.jdbc.datasource.embedded;
import java.sql.Connection;
import java.sql.SQLException;
import java.sql.Statement;
import javax.sql.DataSource;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
/**
* Base class for {@link EmbeddedDatabaseConfigurer} implementations
* providing common shutdown behavior through a "SHUTDOWN" statement.
*
* @author Oliver Gierke
* @author Juergen Hoeller
* @since 3.0
*/
abstract class AbstractEmbeddedDatabaseConfigurer implements EmbeddedDatabaseConfigurer {
protected final Log logger = LogFactory.getLog(getClass());
@Override
public void shutdown(DataSource dataSource, String databaseName) {
Connection con = null;
try {
con = dataSource.getConnection();
if (con != null) {
try (Statement stmt = con.createStatement()) {
stmt.execute("SHUTDOWN");
}
}
}
catch (SQLException ex) {
logger.info("Could not shut down embedded database", ex);
}
finally {
if (con != null) {
try {
con.close();
}
catch (SQLException ex) {
logger.debug("Could not close JDBC Connection on shutdown", ex);
}
catch (Throwable ex) {
logger.debug("Unexpected exception on closing JDBC Connection", ex);
}
}
}
}
}
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