protected void checkAndFireEntryCriteria(List<String> satisfiedSentries) {
if (isAvailable() || isNew()) {
// do that only, when this child case execution
// is available
CmmnActivity activity = getActivity();
ensureNotNull(
PvmException.class,
"Case execution '" + getId() + "': has no current activity.",
"activity",
activity);
List<CmmnSentryDeclaration> criteria = activity.getEntryCriteria();
for (CmmnSentryDeclaration sentryDeclaration : criteria) {
if (sentryDeclaration != null && satisfiedSentries.contains(sentryDeclaration.getId())) {
if (isAvailable()) {
fireEntryCriteria();
} else {
entryCriterionSatisfied = true;
}
break;
}
}
}
}
public void createSentryParts() {
CmmnActivity activity = getActivity();
ensureNotNull("Case execution '" + id + "': has no current activity", "activity", activity);
List<CmmnSentryDeclaration> sentries = activity.getSentries();
if (sentries != null && !sentries.isEmpty()) {
for (CmmnSentryDeclaration sentryDeclaration : sentries) {
CmmnIfPartDeclaration ifPartDeclaration = sentryDeclaration.getIfPart();
if (ifPartDeclaration != null) {
CmmnSentryPart ifPart = createIfPart(sentryDeclaration, ifPartDeclaration);
addSentryPart(ifPart);
}
List<CmmnOnPartDeclaration> onPartDeclarations = sentryDeclaration.getOnParts();
for (CmmnOnPartDeclaration onPartDeclaration : onPartDeclarations) {
CmmnSentryPart onPart = createOnPart(sentryDeclaration, onPartDeclaration);
addSentryPart(onPart);
}
List<CmmnVariableOnPartDeclaration> variableOnPartDeclarations =
sentryDeclaration.getVariableOnParts();
for (CmmnVariableOnPartDeclaration variableOnPartDeclaration : variableOnPartDeclarations) {
CmmnSentryPart variableOnPart =
createVariableOnPart(sentryDeclaration, variableOnPartDeclaration);
addSentryPart(variableOnPart);
}
}
}
}
protected void checkAndFireExitCriteria(List<String> satisfiedSentries) {
if (isActive()) {
CmmnActivity activity = getActivity();
ensureNotNull(
PvmException.class,
"Case execution '" + getId() + "': has no current activity.",
"activity",
activity);
// trigger first exitCriteria
List<CmmnSentryDeclaration> exitCriteria = activity.getExitCriteria();
for (CmmnSentryDeclaration sentryDeclaration : exitCriteria) {
if (sentryDeclaration != null && satisfiedSentries.contains(sentryDeclaration.getId())) {
fireExitCriteria();
break;
}
}
}
}
protected CmmnSentryPart createSentryPart(CmmnSentryDeclaration sentryDeclaration, String type) {
CmmnSentryPart newSentryPart = newSentryPart();
// set the type
newSentryPart.setType(type);
// set the case instance and case execution
newSentryPart.setCaseInstance(getCaseInstance());
newSentryPart.setCaseExecution(this);
// set sentry id
String sentryId = sentryDeclaration.getId();
newSentryPart.setSentryId(sentryId);
return newSentryPart;
}
protected CmmnSentryPart createOnPart(
CmmnSentryDeclaration sentryDeclaration, CmmnOnPartDeclaration onPartDeclaration) {
CmmnSentryPart sentryPart = createSentryPart(sentryDeclaration, PLAN_ITEM_ON_PART);
// set the standard event
String standardEvent = onPartDeclaration.getStandardEvent();
sentryPart.setStandardEvent(standardEvent);
// set source case execution
CmmnActivity source = onPartDeclaration.getSource();
ensureNotNull(
"The source of sentry '" + sentryDeclaration.getId() + "' is null.", "source", source);
String sourceActivityId = source.getId();
sentryPart.setSource(sourceActivityId);
// TODO: handle also sentryRef!!! (currently not implemented on purpose)
return sentryPart;
}
protected boolean isSentryPartsSatisfied(
String sentryId, List<? extends CmmnSentryPart> sentryParts) {
// if part will be evaluated in the end
CmmnSentryPart ifPart = null;
if (sentryParts != null && !sentryParts.isEmpty()) {
for (CmmnSentryPart sentryPart : sentryParts) {
if (PLAN_ITEM_ON_PART.equals(sentryPart.getType())) {
if (!sentryPart.isSatisfied()) {
return false;
}
} else if (VARIABLE_ON_PART.equals(sentryPart.getType())) {
if (!sentryPart.isSatisfied()) {
return false;
}
} else {
/* IF_PART.equals(sentryPart.getType) == true */
ifPart = sentryPart;
// once the ifPart has been satisfied the whole sentry is satisfied
if (ifPart.isSatisfied()) {
return true;
}
}
}
}
if (ifPart != null) {
CmmnExecution execution = ifPart.getCaseExecution();
ensureNotNull("Case execution of sentry '" + ifPart.getSentryId() + "': is null", execution);
CmmnActivity activity = ifPart.getCaseExecution().getActivity();
ensureNotNull("Case execution '" + id + "': has no current activity", "activity", activity);
CmmnSentryDeclaration sentryDeclaration = activity.getSentry(sentryId);
ensureNotNull(
"Case execution '" + id + "': has no declaration for sentry '" + sentryId + "'",
"sentryDeclaration",
sentryDeclaration);
CmmnIfPartDeclaration ifPartDeclaration = sentryDeclaration.getIfPart();
ensureNotNull(
"Sentry declaration '"
+ sentryId
+ "' has no definied ifPart, but there should be one defined for case execution '"
+ id
+ "'.",
"ifPartDeclaration",
ifPartDeclaration);
Expression condition = ifPartDeclaration.getCondition();
ensureNotNull(
"A condition was expected for ifPart of Sentry declaration '"
+ sentryId
+ "' for case execution '"
+ id
+ "'.",
"condition",
condition);
Object result = condition.getValue(this);
ensureInstanceOf("condition expression returns non-Boolean", "result", result, Boolean.class);
Boolean booleanResult = (Boolean) result;
ifPart.setSatisfied(booleanResult);
return booleanResult;
}
// if all onParts are satisfied and there is no
// ifPart then the whole sentry is satisfied.
return true;
}