/// <summary>
/// Add a new atomic step to the composite operation.
/// If the operation is currently executing a step, the step is added after the current step.
/// </summary>
public virtual void addStep(DeploymentOperationStep step)
{
if (currentStep != null)
{
steps.Insert(steps.IndexOf(currentStep) + 1, step);
}
else
{
steps.Add(step);
}
}
// runtime aspect ///////////////////////////////////
public virtual void execute()
{
while (steps.Count > 0)
{
currentStep = steps.RemoveAt(0);
try
{
LOG.debugPerformOperationStep(currentStep.Name);
currentStep.performOperationStep(this);
successfulSteps.Add(currentStep);
LOG.debugSuccessfullyPerformedOperationStep(currentStep.Name);
}
catch (Exception e)
{
if (isRollbackOnFailure)
{
try
{
rollbackOperation();
}
catch (Exception e2)
{
LOG.exceptionWhileRollingBackOperation(e2);
}
// re-throw the original exception
throw LOG.exceptionWhilePerformingOperationStep(name, currentStep.Name, e);
}
else
{
LOG.exceptionWhilePerformingOperationStep(currentStep.Name, e);
}
}
}
}
public virtual DeploymentOperationBuilder addStep(DeploymentOperationStep step)
{
steps.Add(step);
return(this);
}
