org.ow2.petals.jbi.management.task
Class AbstractCreateStateHolderTask

java.lang.Object
  org.ow2.petals.jbi.management.task.AbstractLoggableTask
      org.ow2.petals.jbi.management.task.AbstractFileManipulationTask
          org.ow2.petals.jbi.management.task.AbstractCreateStateHolderTask

All Implemented Interfaces:

Task

Direct Known Subclasses:

CreateComponentStateHolderTask, CreateSAStateHolderTask, CreateSLStateHolderTask

public abstract class AbstractCreateStateHolderTask
extends AbstractFileManipulationTask

This task creates state holder entry for component, service assembly or shared lib
The task has got a non-robust approach : it stops at the first subtask failed
and have the undo capability.
Inputs : Jbi, archive URI

Author:

ofabre - EBM Websourcing, fgardes - EBM Websourcing

Field Summary

protected SystemStateService

systemStateService JBI Container :: Recovery Service

Fields inherited from class org.ow2.petals.jbi.management.task.AbstractLoggableTask

log

Constructor Summary

AbstractCreateStateHolderTask(org.ow2.petals.util.LoggingUtil log, SystemStateService systemStateSrv, java.lang.String petalsInstallDirectory)

Method Summary

protected abstract void	createEntityStateHolder(java.lang.String name, java.lang.String version, java.net.URL installUrl, java.lang.String archiveName)
protected abstract void	deleteEntityStateHolder(java.lang.String name, java.lang.String version)
void	execute(Context context) Launch the task with the given context.
void	undo(Context context) Reverse the task in order to retrieve the environ state before execution of this task.

Methods inherited from class org.ow2.petals.jbi.management.task.AbstractFileManipulationTask

getInstalledArchive, getWorkDirectory

Methods inherited from class java.lang.Object

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

Field Detail

systemStateService

protected SystemStateService systemStateService

JBI Container :: Recovery Service

Constructor Detail

AbstractCreateStateHolderTask

public AbstractCreateStateHolderTask(org.ow2.petals.util.LoggingUtil log,
                                     SystemStateService systemStateSrv,
                                     java.lang.String petalsInstallDirectory)

Method Detail

execute

public void execute(Context context)
             throws java.lang.Exception

Description copied from interface: Task

Launch the task with the given context. Task can modify information included in this context during execution.

Parameters:

context - the execution context handling input and output information

Throws:

java.lang.Exception - if an error occurs during Task processing

createEntityStateHolder

protected abstract void createEntityStateHolder(java.lang.String name,
                                                java.lang.String version,
                                                java.net.URL installUrl,
                                                java.lang.String archiveName)
                                         throws org.ow2.petals.systemstate.SystemStateException

Throws:

org.ow2.petals.systemstate.SystemStateException

undo

public void undo(Context context)
          throws java.lang.Exception

Description copied from interface: Task

Reverse the task in order to retrieve the environ state before execution of this task.

Parameters:

context - the execution context handling input and output information

Throws:

java.lang.Exception - if an error occurs during Task unprocessing

deleteEntityStateHolder

protected abstract void deleteEntityStateHolder(java.lang.String name,
                                                java.lang.String version)
                                         throws java.lang.Exception

Throws:

java.lang.Exception