com.install4j.api.actions
Class AbstractInstallOrUninstallAction

java.lang.Object
  com.install4j.api.beans.AbstractBean
      com.install4j.api.actions.AbstractInstallOrUninstallAction

All Implemented Interfaces:

Action, InstallAction, UninstallAction, Bean

public abstract class AbstractInstallOrUninstallAction
extends AbstractBean
implements InstallAction, UninstallAction

Abstract base class for actions that can be used for installation or uninstallation. The rollback method does nothing by default. Override it in your action to perform an actual rollback.

Author:

ej-technologies GmbH

Constructor Summary

AbstractInstallOrUninstallAction()

Method Summary

void	init(Context context) This method is called after the properties have been set
boolean	isRollbackSupported() This method is called by the framework to determine if the action supports a rollback.
void	rollback(InstallerContext context) This method is called by the framework to perform a rollback of the install method.

Methods inherited from class com.install4j.api.beans.AbstractBean

replaceVariables, replaceVariables, replaceVariables, replaceVariables, replaceVariables, replaceVariables, replaceVariables, replaceVariables

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface com.install4j.api.actions.InstallAction

install

Methods inherited from interface com.install4j.api.actions.UninstallAction

uninstall

Constructor Detail

AbstractInstallOrUninstallAction

public AbstractInstallOrUninstallAction()

Method Detail

rollback

public void rollback(InstallerContext context)

Description copied from interface: InstallAction

This method is called by the framework to perform a rollback of the install method. This method is only called if the install method has already been called and the installation is canceled by the user or if the installation fails. If this action is executed before a rollback barrier that has already been passed successfully, the rollback will not be performed for this action. The "Installation screen" is the only default rollback barrier in install4j.

Specified by:

rollback in interface InstallAction

Parameters:

context - the context of the installation.

init

public void init(Context context)

Description copied from interface: Action

This method is called after the properties have been set

Specified by:

init in interface Action

Parameters:

context - the installation or uninstallation context

isRollbackSupported

public boolean isRollbackSupported()

Description copied from interface: InstallAction

This method is called by the framework to determine if the action supports a rollback.

Specified by:

isRollbackSupported in interface InstallAction

Returns:

true if a rollback is supported.