org.springframework.boot.autoconfigure.orm.jpa.HibernateDefaultDdlAutoProvider Maven / Gradle / Ivy
/*
* Copyright 2012-2017 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
*
* 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 org.springframework.boot.autoconfigure.orm.jpa;
import java.util.List;
import javax.sql.DataSource;
import org.springframework.boot.jdbc.EmbeddedDatabaseConnection;
import org.springframework.boot.jdbc.SchemaManagement;
import org.springframework.boot.jdbc.SchemaManagementProvider;
/**
* A {@link SchemaManagementProvider} that invokes a configurable number of
* {@link SchemaManagementProvider} instances for embedded data sources only.
*
* @author Stephane Nicoll
*/
class HibernateDefaultDdlAutoProvider implements SchemaManagementProvider {
private final List providers;
HibernateDefaultDdlAutoProvider(List providers) {
this.providers = providers;
}
public String getDefaultDdlAuto(DataSource dataSource) {
if (!EmbeddedDatabaseConnection.isEmbedded(dataSource)) {
return "none";
}
SchemaManagement schemaManagement = getSchemaManagement(dataSource);
if (SchemaManagement.MANAGED.equals(schemaManagement)) {
return "none";
}
return "create-drop";
}
@Override
public SchemaManagement getSchemaManagement(DataSource dataSource) {
for (SchemaManagementProvider provider : this.providers) {
SchemaManagement schemaManagement = provider.getSchemaManagement(dataSource);
if (SchemaManagement.MANAGED.equals(schemaManagement)) {
return schemaManagement;
}
}
return SchemaManagement.UNMANAGED;
}
}