ee.telekom.workflow.executor.lifecycle

Interface LifecycleService

All Known Implementing Classes:

LifecycleServiceImpl

public interface LifecycleService

The engines central life cycle manager that implements a start-up and shut-down order for the different engine's components (considering the interdependencies).

Method Summary

Modifier and Type	Method and Description
void	checkNodeStatus() Called regularly to - leave a heart beat and mark dead cluster siblings as FAILED.
boolean	isStarted() Returns whether the engine is started.
void	shutDown() Called at undeployment.
void	startUp() Called at deployment.

Method Detail

startUp

void startUp()

Called at deployment. Starts the engine's components if required and possible.

shutDown

void shutDown()

Called at undeployment. Stops the engine's components if required.

checkNodeStatus

void checkNodeStatus()

Called regularly to - leave a heart beat and mark dead cluster siblings as FAILED. - heal workflow instance's if there is a FAILED node. - test whether the engine's is still master or not anymore and to start/stop components accordingly if required.

isStarted

boolean isStarted()

Returns whether the engine is started.