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MySQLDatabaseWithLog.java
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MySQLDatabaseWithLog.java
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/*
* Copyright 2015, Red Hat, Inc. and individual contributors as indicated by the
* @author tags. See the copyright.txt file in the distribution for a full
* listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License as published by the Free
* Software Foundation; either version 2.1 of the License, or (at your option)
* any later version.
*
* This software is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
* details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this software; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA, or see the FSF
* site: http://www.fsf.org.
*/
package liquibase.ext;
import liquibase.change.Change;
import liquibase.changelog.ChangeSet;
import liquibase.changelog.DatabaseChangeLog;
import liquibase.database.Database;
import liquibase.database.core.MySQLDatabase;
import liquibase.exception.LiquibaseException;
import liquibase.exception.RollbackImpossibleException;
import liquibase.exception.ValidationErrors;
import liquibase.logging.LogFactory;
import liquibase.logging.Logger;
import liquibase.sql.Sql;
import liquibase.sql.visitor.SqlVisitor;
import liquibase.sqlgenerator.SqlGeneratorChain;
import liquibase.sqlgenerator.core.AbstractSqlGenerator;
import liquibase.statement.SqlStatement;
import liquibase.util.StreamUtil;
import java.io.StringWriter;
import java.util.List;
/**
* A slightly modified MySQLDatabase which simply logs each change before
* executing.
* <p>
* Note: SqlGenerator implementations must live in package
* "liquibase.ext" (or similar) to be automatically registered.
* </p>
*
* @author Sean Flanigan <a
* href="mailto:sflaniga@redhat.com">sflaniga@redhat.com</a>
*/
@SuppressWarnings("unused")
public class MySQLDatabaseWithLog extends MySQLDatabase {
@Override
public int getPriority() {
// Higher priority than the built-ins
return PRIORITY_DATABASE;
}
@Override
public void executeStatements(Change change, DatabaseChangeLog changeLog,
List<SqlVisitor> sqlVisitors) throws LiquibaseException {
if (getConnection() != null) {
// don't log if running offline
Logger log = LogFactory.getLogger();
log.info("Executing " + change.getClass().getSimpleName());
}
super.executeStatements(change, changeLog, sqlVisitors);
}
}