/**
* Add a step
*
* @param descriptor The step descriptor to add
* @throws IllegalArgumentException if the descriptor's ID already exists in the workflow
*/
public void addStep(StepDescriptor descriptor) {
if (getStep(descriptor.getId()) != null) {
throw new IllegalArgumentException("Step with id " + descriptor.getId() + " already exists");
}
steps.add(descriptor);
}
public StepDescriptor getStep(int id) {
for (Iterator iterator = steps.iterator(); iterator.hasNext(); ) {
StepDescriptor step = (StepDescriptor) iterator.next();
if (step.getId() == id) {
return step;
}
}
return null;
}
public void validate() throws InvalidWorkflowDescriptorException {
ValidationHelper.validate(this.getRegisters());
ValidationHelper.validate(this.getTriggerFunctions().values());
ValidationHelper.validate(this.getGlobalActions());
ValidationHelper.validate(this.getInitialActions());
ValidationHelper.validate(this.getCommonActions().values());
ValidationHelper.validate(this.getSteps());
ValidationHelper.validate(this.getSplits());
ValidationHelper.validate(this.getJoins());
Set actions = new HashSet();
Iterator i = globalActions.iterator();
while (i.hasNext()) {
ActionDescriptor action = (ActionDescriptor) i.next();
actions.add(new Integer(action.getId()));
}
i = getSteps().iterator();
while (i.hasNext()) {
StepDescriptor step = (StepDescriptor) i.next();
Iterator j = step.getActions().iterator();
while (j.hasNext()) {
ActionDescriptor action = (ActionDescriptor) j.next();
// check to see if it's a common action (dups are ok, since that's the point of common
// actions!)
if (!action.isCommon()) {
if (!actions.add(new Integer(action.getId()))) {
throw new InvalidWorkflowDescriptorException(
"Duplicate occurance of action ID "
+ action.getId()
+ " found in step "
+ step.getId());
}
}
}
}
// now we have all our unique actions, let's check that no common action id's exist in them
i = commonActions.keySet().iterator();
while (i.hasNext()) {
Integer action = (Integer) i.next();
if (actions.contains(action)) {
throw new InvalidWorkflowDescriptorException(
"common-action ID " + action + " is duplicated in a step action");
}
}
i = initialActions.iterator();
while (i.hasNext()) {
ActionDescriptor action = (ActionDescriptor) i.next();
if (actions.contains(new Integer(action.getId()))) {
throw new InvalidWorkflowDescriptorException(
"initial-action ID " + action + " is duplicated in a step action");
}
}
validateDTD();
}
