CustomChange (Liquibase Parent 4.27.0 API)

All Known Subinterfaces:

CustomSqlChange, CustomTaskChange
```
public interface CustomChange
```
Interface to implement when creating a custom change. Actual custom changes implementations need to implement CustomSqlChange or CustomTaskChange.

See Also:

custom-change for more information.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`String`	`getConfirmationMessage()`	Confirmation message to be displayed after the change is executed
`void`	`setFileOpener(ResourceAccessor resourceAccessor)`	Sets the fileOpener that should be used for any file loading and resource finding for files that are provided by the user.
`void`	`setUp()`	This method will be called after the no arg constructor and all of the properties have been set to allow the task to do any heavy tasks or more importantly generate any exceptions to report to the user about the settings provided.
`ValidationErrors`	`validate(Database database)`	Tests that the change is configured correctly before attempting to execute it.

- Method Detail
  - getConfirmationMessage
```
String getConfirmationMessage()
```
    Confirmation message to be displayed after the change is executed
    
    Returns:
    
    a String containing the message after the change is executed
  - setUp
```
void setUp()
    throws SetupException
```
    This method will be called after the no arg constructor and all of the properties have been set to allow the task to do any heavy tasks or more importantly generate any exceptions to report to the user about the settings provided.
    
    Throws:
    
    SetupException
  - setFileOpener
```
void setFileOpener(ResourceAccessor resourceAccessor)
```
    Sets the fileOpener that should be used for any file loading and resource finding for files that are provided by the user.
  - validate
```
ValidationErrors validate(Database database)
```
    Tests that the change is configured correctly before attempting to execute it.
    
    Parameters:
    
    database - The database the change will be ran against