org.ow2.petals.jbi.management.task.installation.uninstall.component
Class RemoveComponentStateHolderTask

java.lang.Object
  org.ow2.petals.jbi.management.task.AbstractLoggableTask
      org.ow2.petals.jbi.management.task.installation.uninstall.component.RemoveComponentStateHolderTask

All Implemented Interfaces:

Task

public class RemoveComponentStateHolderTask
extends AbstractLoggableTask

This task removes the component from the state holder file.

This task MUST be executed with a Context containing:

• component name as entity name,

and returns following data in the Context:

• the component state holder (Component).

The task has got a robust approach : it tries to do all the subtasks and doesn't have the undo capability.

Author:

ofabre - EBM Websourcing, fgardes - EBM Websourcing

Field Summary

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

log

Constructor Summary

RemoveComponentStateHolderTask(org.ow2.petals.util.LoggingUtil log, SystemStateService systemStateService)

Method Summary

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 java.lang.Object

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

Constructor Detail

RemoveComponentStateHolderTask

public RemoveComponentStateHolderTask(org.ow2.petals.util.LoggingUtil log,
                                      SystemStateService systemStateService)

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

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