DatabaseHistory (Cyclos 4.15.15 Scripting API Documentation)

java.lang.Object
- org.cyclos.db.DatabaseHistory

```
public class DatabaseHistory
extends Object
```
This class returns the database history, providing access to migration scripts.

Field Summary

Fields
Modifier and Type Field Description

static String DIRECTORY

Constructor Summary

Constructors
Constructor Description

DatabaseHistory()

Method Summary

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`boolean`	`exists(String appVersion)`	Returns whether the given application version exists
`List<String>`	`getApplicationVersions()`	Returns a list with all available application versions
`List<String>`	`getApplicationVersionsToUpgrade(String appVersion)`	Returns all versions which needs to be processed for upgrading since the given current version.
`List<Integer>`	`getDbVersions(String appVersion)`	Returns all known database versions for the given application version
`int`	`getLastDbVersion(String appVersion)`	Returns the last database version for the given application version
`SortedMap<Integer,VersionScript>`	`getScripts(String appVersion)`	Returns the scripts by version
`static void`	`main(String[] args)`
`String`	`normalizeVersion(String appVersion)`	Normalizes the given version number to the number of parts handled by the database history scheme, that is, 3

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - DIRECTORY
```
public static final String DIRECTORY
```
    See Also:
    
    Constant Field Values
- Constructor Detail
  - DatabaseHistory
```
public DatabaseHistory()
```
- Method Detail
  - main
```
public static void main(String[] args)
                 throws Exception
```
    Throws:
    
    Exception
  - exists
```
public boolean exists(String appVersion)
```
    Returns whether the given application version exists
  - getApplicationVersions
```
public List<String> getApplicationVersions()
```
    Returns a list with all available application versions
  - getApplicationVersionsToUpgrade
```
public List<String> getApplicationVersionsToUpgrade(String appVersion)
```
    Returns all versions which needs to be processed for upgrading since the given current version. The current version will be returned as well.
  - getDbVersions
```
public List<Integer> getDbVersions(String appVersion)
```
    Returns all known database versions for the given application version
  - getLastDbVersion
```
public int getLastDbVersion(String appVersion)
```
    Returns the last database version for the given application version
  - getScripts
```
public SortedMap<Integer,VersionScript> getScripts(String appVersion)
```
    Returns the scripts by version
  - normalizeVersion
```
public String normalizeVersion(String appVersion)
```
    Normalizes the given version number to the number of parts handled by the database history scheme, that is, 3