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/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* License: GNU Lesser General Public License (LGPL), version 2.1 or later.
* See the lgpl.txt file in the root directory or .
*/
package org.hibernate.engine.jdbc.connections.spi;
import java.sql.Connection;
import java.sql.SQLException;
import org.hibernate.service.UnknownUnwrapTypeException;
/**
* Basic support for {@link MultiTenantConnectionProvider} implementations using
* individual {@link ConnectionProvider} instances per tenant behind the scenes.
*
* @author Steve Ebersole
*/
public abstract class AbstractMultiTenantConnectionProvider implements MultiTenantConnectionProvider {
protected abstract ConnectionProvider getAnyConnectionProvider();
protected abstract ConnectionProvider selectConnectionProvider(String tenantIdentifier);
@Override
public Connection getAnyConnection() throws SQLException {
return getAnyConnectionProvider().getConnection();
}
@Override
public void releaseAnyConnection(Connection connection) throws SQLException {
getAnyConnectionProvider().closeConnection( connection );
}
@Override
public Connection getConnection(String tenantIdentifier) throws SQLException {
return selectConnectionProvider( tenantIdentifier ).getConnection();
}
@Override
public void releaseConnection(String tenantIdentifier, Connection connection) throws SQLException {
selectConnectionProvider( tenantIdentifier ).closeConnection( connection );
}
@Override
public boolean supportsAggressiveRelease() {
return getAnyConnectionProvider().supportsAggressiveRelease();
}
@Override
public boolean isUnwrappableAs(Class unwrapType) {
return
ConnectionProvider.class.isAssignableFrom( unwrapType ) ||
MultiTenantConnectionProvider.class.isAssignableFrom( unwrapType );
}
@Override
@SuppressWarnings({"unchecked"})
public T unwrap(Class unwrapType) {
if ( MultiTenantConnectionProvider.class.isAssignableFrom( unwrapType ) ) {
return (T) this;
}
else if ( ConnectionProvider.class.isAssignableFrom( unwrapType ) ) {
return (T) getAnyConnectionProvider();
}
else {
throw new UnknownUnwrapTypeException( unwrapType );
}
}
}