UninstallAction (install4j API)
Description: declaration: package: com.install4j.api.actions, interface: UninstallAction

Package com.install4j.api.actions

# Interface UninstallAction

All Superinterfaces:
  `Action`, `Bean`, `Serializable`

All Known Subinterfaces:
  `AutoUninstallAction`

All Known Implementing Classes:
  `AbstractInstallOrUninstallAction`, `AbstractUninstallAction`

public interface UninstallAction extends Action
All uninstall actions must implement this interface. You have to override all methods and provide a public constructor with no arguments. It is recommended that you choose one of the derived abstract classes as a superclass.

- ## Method Summary

  Modifier and Type
  Method
  Description
  `boolean`
  `uninstall(UninstallerContext context)`
  This method is called by the framework to perform the action during uninstallation.

  ### Methods inherited from interface com.install4j.api.actions.Action

  `init`

- ## Method Details

  - ### uninstall

    boolean uninstall(UninstallerContext context) throws UserCanceledException
    This method is called by the framework to perform the action during uninstallation. You can use the `ProgressInterface` available from `context.getProgressInterface()` in order to display messages to the user or ask simple questions.
    Parameters:
      `context` - the context of the uninstallation.
    Returns:
      should return `true` if successful. If it returns `false`, the error message and the failure strategy for the action configured in the install4j GUI will be used by the uninstaller.
    Throws:
      `UserCanceledException` - You can let these exceptions pass through, they will be handled by the framework.