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* distributed with this work for additional information
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* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
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*
* http://www.apache.org/licenses/LICENSE-2.0
*
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package org.apache.cayenne.project.upgrade;
/**
* An enum indicating what type of upgrade, if any, is needed and possible to bring the
* project configuration format in sync with the current Cayenne runtime.
*
* @since 3.1
*/
public enum UpgradeType {
/**
* The project configuration is current and can be used with the enclosing Cayenne
* runtime.
*/
UPGRADE_NOT_NEEDED,
/**
* The project configuration format is from an older version of Cayenne, and it can be
* fully upgraded to the current Cayenne version.
*/
UPGRADE_NEEDED,
/**
* The project configuration format is from an older version of Cayenne, and it can be
* upgraded to the current Cayenne version, however some information may get lost
* during the upgrade. A user may still chose to upgrade, however a recommended
* upgrade path is to do an intermediary upgrade using previous versions of Cayenne.
*/
INTERMEDIATE_UPGRADE_NEEDED,
/**
* The project configuration format is from a newer version of Cayenne, and the
* current runtime can't work with it.
*/
DOWNGRADE_NEEDED
}