DbUpgrade.java

// Copyright 2012 Citrix Systems, Inc. Licensed under the
// Apache License, Version 2.0 (the "License"); you may not use this
// file except in compliance with the License.  Citrix Systems, Inc.
// reserves all rights not expressly granted by 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.
// 
// Automatically generated by addcopyright.py at 04/03/2012
package com.cloud.upgrade.dao;

import java.io.File;
import java.sql.Connection;

public interface DbUpgrade {
    String[] getUpgradableVersionRange();
    
    String getUpgradedVersion();
    
    boolean supportsRollingUpgrade();

    /**
     * @return the script to prepare the database schema for the 
     * data migration step.
     */
    File[] getPrepareScripts();
    
    /**
     * Performs the actual data migration.
     */
    void performDataMigration(Connection conn);
    
    /**
     * 
     * @return
     */
    File[] getCleanupScripts();
}