/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* Copyright (c) 2008-2011, Red Hat Inc. or third-party contributors as
* indicated by the @author tags or express copyright attribution
* statements applied by the authors. All third-party contributions are
* distributed under license by Red Hat Inc.
*
* This copyrighted material is made available to anyone wishing to use, modify,
* copy, or redistribute it subject to the terms and conditions of the GNU
* Lesser General Public License, as published by the Free Software Foundation.
*
* This program 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 distribution; if not, write to:
* Free Software Foundation, Inc.
* 51 Franklin Street, Fifth Floor
* Boston, MA 02110-1301 USA
*/
package org.hibernate.tool.hbm2ddl;
import java.io.FileInputStream;
import java.sql.Connection;
import java.sql.SQLException;
import java.util.Properties;
import org.jboss.logging.Logger;
import org.hibernate.HibernateException;
import org.hibernate.internal.CoreMessageLogger;
import org.hibernate.cfg.Configuration;
import org.hibernate.cfg.Environment;
import org.hibernate.cfg.NamingStrategy;
import org.hibernate.dialect.Dialect;
import org.hibernate.engine.jdbc.spi.JdbcServices;
import org.hibernate.internal.util.ReflectHelper;
import org.hibernate.internal.util.config.ConfigurationHelper;
import org.hibernate.service.ServiceRegistry;
import org.hibernate.service.ServiceRegistryBuilder;
import org.hibernate.service.internal.BasicServiceRegistryImpl;
/**
* A commandline tool to update a database schema. May also be called from
* inside an application.
*
* @author Christoph Sturm
*/
public class SchemaValidator {
private static final CoreMessageLogger LOG = Logger.getMessageLogger(CoreMessageLogger.class, SchemaValidator.class.getName());
private ConnectionHelper connectionHelper;
private Configuration configuration;
private Dialect dialect;
public SchemaValidator(Configuration cfg) throws HibernateException {
this( cfg, cfg.getProperties() );
}
public SchemaValidator(Configuration cfg, Properties connectionProperties) throws HibernateException {
this.configuration = cfg;
dialect = Dialect.getDialect( connectionProperties );
Properties props = new Properties();
props.putAll( dialect.getDefaultProperties() );
props.putAll( connectionProperties );
connectionHelper = new ManagedProviderConnectionHelper( props );
}
public SchemaValidator(ServiceRegistry serviceRegistry, Configuration cfg ) throws HibernateException {
this.configuration = cfg;
final JdbcServices jdbcServices = serviceRegistry.getService( JdbcServices.class );
this.dialect = jdbcServices.getDialect();
this.connectionHelper = new SuppliedConnectionProviderConnectionHelper( jdbcServices.getConnectionProvider() );
}
private static BasicServiceRegistryImpl createServiceRegistry(Properties properties) {
Environment.verifyProperties( properties );
ConfigurationHelper.resolvePlaceHolders( properties );
return (BasicServiceRegistryImpl) new ServiceRegistryBuilder().applySettings( properties ).buildServiceRegistry();
}
public static void main(String[] args) {
try {
Configuration cfg = new Configuration();
String propFile = null;
for ( int i = 0; i < args.length; i++ ) {
if ( args[i].startsWith( "--" ) ) {
if ( args[i].startsWith( "--properties=" ) ) {
propFile = args[i].substring( 13 );
}
else if ( args[i].startsWith( "--config=" ) ) {
cfg.configure( args[i].substring( 9 ) );
}
else if ( args[i].startsWith( "--naming=" ) ) {
cfg.setNamingStrategy(
( NamingStrategy ) ReflectHelper.classForName( args[i].substring( 9 ) ).newInstance()
);
}
}
else {
cfg.addFile( args[i] );
}
}
if ( propFile != null ) {
Properties props = new Properties();
props.putAll( cfg.getProperties() );
props.load( new FileInputStream( propFile ) );
cfg.setProperties( props );
}
BasicServiceRegistryImpl serviceRegistry = createServiceRegistry( cfg.getProperties() );
try {
new SchemaValidator( serviceRegistry, cfg ).validate();
}
finally {
serviceRegistry.destroy();
}
}
catch ( Exception e ) {
LOG.unableToRunSchemaUpdate(e);
e.printStackTrace();
}
}
/**
* Perform the validations.
*/
public void validate() {
LOG.runningSchemaValidator();
Connection connection = null;
try {
DatabaseMetadata meta;
try {
LOG.fetchingDatabaseMetadata();
connectionHelper.prepare( false );
connection = connectionHelper.getConnection();
meta = new DatabaseMetadata( connection, dialect, false );
}
catch ( SQLException sqle ) {
LOG.unableToGetDatabaseMetadata(sqle);
throw sqle;
}
configuration.validateSchema( dialect, meta );
}
catch ( SQLException e ) {
LOG.unableToCompleteSchemaValidation(e);
}
finally {
try {
connectionHelper.release();
}
catch ( Exception e ) {
LOG.unableToCloseConnection(e);
}
}
}
}