/**
* Does ...
*
* @poseidon-object-id [I14fcf14m109d9b01fb5mm5d8c]
* @param Root
* @param caseStep
*/
public void handle(GuidelineAgent guidelineAgent, Case_Step caseStep) {
// TODO: case step'in ici
// rule in rule outlara gore, optionlardan birisini sececek
// fakat su anda random birini seciyor
// The decision_detail attribute may have a subguideline.
// If there is, according to GLIF specs, it should be executed
// before the decision criterion of this step
if (caseStep.getDecision_detail() != null) {
// create a new guideline handler
// decision_detai's type is Nestable in fact, but it is casted to Guideline
// TODO: If necessary, Macro case will also be handled.
Nestable nestable =
FactoryRetriever.retrieveNestable(
guidelineAgent.getGuidelineURI(), caseStep.getDecision_detail());
if (nestable instanceof Guideline) {
new GuidelineHandler().handle(guidelineAgent, (Guideline) nestable);
} else if (nestable instanceof Macro) {
// TODO: if necessary, it will be implemented.
}
}
// //////message to monitoring
Vector<String> messageVector = new Vector<String>();
messageVector.add(GuidelineHistoryFrame.UPDATE_STATUS);
messageVector.add(caseStep.getName());
messageVector.add(StatusInfo.STEP_STATUS_COMMITTED);
guidelineAgent.messageToMonitoring(messageVector, true);
try {
logger.info("CASE STEP START");
ArrayList optionsList = (ArrayList) caseStep.getOptions();
int listSize = optionsList.size();
// ///
ExpressionHandler expressionHandler = new ExpressionHandler();
Guideline_Step nextStep = null;
for (int i = 0; i < listSize; ++i) {
Decision_Option opt = (Decision_Option) optionsList.get(i);
Case_Condition cond =
FactoryRetriever.retrieveCase_condition(guidelineAgent.getGuidelineURI(), opt);
Guideline_Expression expr = cond.getCase_value();
Criterion cr =
(Criterion) FactoryRetriever.retrieveExpression(guidelineAgent.getGuidelineURI(), expr);
messageVector = new Vector<String>();
messageVector.add(GuidelineHistoryFrame.UPDATE_STATUS);
messageVector.add(opt.getName());
messageVector.add(StatusInfo.STEP_STATUS_RUNNING);
guidelineAgent.messageToMonitoring(messageVector);
Collection getDataItems = cr.getGet_Data_Items();
Iterator it = getDataItems.iterator();
while (it.hasNext()) {
Get_Data_Action gda = (Get_Data_Action) it.next();
new GetDataActionHandler().handle(guidelineAgent, caseStep, gda);
}
logger.info("SPECIFICATION:" + cr.getSpecification());
Boolean result = new Boolean(true);
if (cr.getSpecification() != null) {
result =
(Boolean)
expressionHandler.handle(
guidelineAgent,
caseStep,
cr.getSpecification(),
guidelineAgent.getGuidelineURI());
}
logger.info("BOOL RESULT:" + result);
Collection expressions = cr.getLet_expressions();
if (expressions != null) {
for (Iterator iterator = expressions.iterator(); iterator.hasNext(); ) {
Let_Expression expression = (Let_Expression) iterator.next();
String toBeDeleteds = expression.getIdentifier();
String variables[] = toBeDeleteds.split(",");
for (int j = 0; j < variables.length; j++) {
String variable = variables[j].trim();
// Logger.getLogger(this.getClass()).log(Level.DEBUG,
// (":::::variable:: %" + variable+"%");
guidelineAgent.removeGlobalVariable(variable);
}
}
}
if (result) {
nextStep = ((Decision_Option) optionsList.get(i)).getDestination();
messageVector = new Vector<String>();
messageVector.add(GuidelineHistoryFrame.UPDATE_STATUS);
messageVector.add(opt.getName());
messageVector.add(StatusInfo.STEP_STATUS_COMMITTED);
guidelineAgent.messageToMonitoring(messageVector, true);
break;
} else {
messageVector = new Vector<String>();
messageVector.add(GuidelineHistoryFrame.UPDATE_STATUS);
messageVector.add(opt.getName());
messageVector.add(StatusInfo.STEP_STATUS_ABORTED);
guidelineAgent.messageToMonitoring(messageVector, true);
}
}
/*
* Random rand = new Random();
* Guideline_Step nextStep = ((Decision_Option)optionsList.get((rand.nextInt(listSize)))).getDestination();
*/
// there some Decision_Step instances (in GLIF examples) which have null Destinations,
// so we have to be sure that our random gives us a complete one.
// TODO: In our instances, we will not let it. There this code will be removed.
while (nextStep == null) {
nextStep = caseStep.getDefault_next_step();
messageVector = new Vector<String>();
messageVector.add(GuidelineHistoryFrame.UPDATE_STATUS);
messageVector.add(caseStep.getName() + GuidelineGraph.DEFAULT_STEP_POSTFIX);
messageVector.add(StatusInfo.STEP_STATUS_COMMITTED);
guidelineAgent.messageToMonitoring(messageVector, true);
}
new GuidelineStepHandler().handle(guidelineAgent, nextStep);
} catch (Exception exc) {
exc.printStackTrace();
}
//
}
public Boolean handle(
GuidelineAgent guidelineAgent, Guideline_Step guidelineStep, Criterion eligibilityCriteria) {
MonitoringMessageEntity messageEntity;
logger.info("ELIGIBILTY HANDLE START");
Logger.getLogger(this.getClass())
.log(Level.DEBUG, ("Eligibility Criteria:" + eligibilityCriteria.getName2()));
// TODO: Message to Monitoring in the beginning
messageEntity = new MonitoringMessageEntity();
if (guidelineStep != null) {
messageEntity.setStepName(guidelineStep.getName2());
} else {
messageEntity.setStepName(eligibilityCriteria.getName2());
}
messageEntity.setType("Eligibility Criteria");
messageEntity.setMonitoringInfo("Starting eligibility check.");
// First get the needed getDataAction array from the Criterion.
Collection getDataActions = eligibilityCriteria.getGet_Data_Items();
// Create an instance of the GetDataActionHandler.
GetDataActionHandler getDataActionHandler = new GetDataActionHandler();
// For each getDataAction, call the handler.
for (Iterator i = getDataActions.iterator(); i.hasNext(); ) {
getDataActionHandler.handle(guidelineAgent, guidelineStep, (Get_Data_Action) i.next());
}
// Get let expressions and execute them.
Collection letExpressions = eligibilityCriteria.getLet_expressions();
// For each letExpression, call the letExpressionHandler.
LetExpressionHandler letExpressionHandler = new LetExpressionHandler();
for (Iterator i = letExpressions.iterator(); i.hasNext(); ) {
letExpressionHandler.handle(guidelineAgent, guidelineStep, (Let_Expression) i.next());
}
ExpressionHandler expressionHandler = new ExpressionHandler();
Boolean result =
(Boolean)
expressionHandler.handle(
guidelineAgent,
guidelineStep,
eligibilityCriteria.getSpecification(),
guidelineAgent.getGuidelineURI());
Logger.getLogger(this.getClass())
.log(Level.DEBUG, ("The result of the eligibility criteria is: " + result));
// TODO:
// A monitoring message has to be sent now.
messageEntity.setMonitoringInfo("Finishing eligibility check. The result is: " + result);
// TODO:
// Result needs to returned. But, which result? ExpressionHandler's???
// How is Eligibility Criteria going to return its outcome? Either it will get it from
// expression handler and pass it on to GuidelineHandler or a better to store it in the
// global variable pool of the GuidelineAgent and check it after calling
// EligibilityCriteriaHandler.
logger.info("ELIGIBILTY HANDLE END");
return result;
}
