Examples with WfProcessSpecificationType com.evolveum.midpoint.xml.ns._public.common.common_3.WfProcessSpecificationType used on opensource projects

Example 1 with WfProcessSpecificationType

use of com.evolveum.midpoint.xml.ns._public.common.common_3.WfProcessSpecificationType in project midpoint by Evolveum.

the class ProcessSpecifications method createFromRules.

static ProcessSpecifications createFromRules(List<? extends EvaluatedPolicyRule> rules, PrismContext prismContext) throws ObjectNotFoundException {
    // Step 1: plain list of approval actions -> map: process-spec -> list of related actions/rules ("collected")
    LinkedHashMap<WfProcessSpecificationType, List<Pair<ApprovalPolicyActionType, EvaluatedPolicyRule>>> collectedSpecifications = new LinkedHashMap<>();
    for (EvaluatedPolicyRule rule : rules) {
        for (ApprovalPolicyActionType approvalAction : rule.getEnabledActions(ApprovalPolicyActionType.class)) {
            WfProcessSpecificationType spec = approvalAction.getProcessSpecification();
            collectedSpecifications.computeIfAbsent(spec, s -> new ArrayList<>()).add(new ImmutablePair<>(approvalAction, rule));
        }
    }
    // Step 2: resolve references
    for (WfProcessSpecificationType spec : new HashSet<>(collectedSpecifications.keySet())) {
        // cloned to avoid concurrent modification exception
        if (spec != null && spec.getRef() != null) {
            List<Map.Entry<WfProcessSpecificationType, List<Pair<ApprovalPolicyActionType, EvaluatedPolicyRule>>>> matching = collectedSpecifications.entrySet().stream().filter(e -> e.getKey() != null && spec.getRef().equals(e.getKey().getName())).collect(Collectors.toList());
            if (matching.isEmpty()) {
                throw new IllegalStateException("Process specification named '" + spec.getRef() + "' referenced from an approval action couldn't be found");
            } else if (matching.size() > 1) {
                throw new IllegalStateException("More than one process specification named '" + spec.getRef() + "' referenced from an approval action: " + matching);
            } else {
                // move all actions/rules to the referenced process specification
                List<Pair<ApprovalPolicyActionType, EvaluatedPolicyRule>> referencedSpecActions = matching.get(0).getValue();
                referencedSpecActions.addAll(collectedSpecifications.get(spec));
                collectedSpecifications.remove(spec);
            }
        }
    }
    Map<String, Pair<ApprovalPolicyActionType, EvaluatedPolicyRule>> actionsMap = null;
    // Step 3: include other actions
    for (Map.Entry<WfProcessSpecificationType, List<Pair<ApprovalPolicyActionType, EvaluatedPolicyRule>>> processSpecificationEntry : collectedSpecifications.entrySet()) {
        WfProcessSpecificationType spec = processSpecificationEntry.getKey();
        if (spec == null || spec.getIncludeAction().isEmpty() && spec.getIncludeActionIfPresent().isEmpty()) {
            continue;
        }
        if (actionsMap == null) {
            actionsMap = createActionsMap(collectedSpecifications.values());
        }
        for (String actionToInclude : spec.getIncludeAction()) {
            processActionToInclude(actionToInclude, actionsMap, processSpecificationEntry, true);
        }
        for (String actionToInclude : spec.getIncludeActionIfPresent()) {
            processActionToInclude(actionToInclude, actionsMap, processSpecificationEntry, false);
        }
    }
    // Step 4: sorts process specifications and wraps into ProcessSpecification objects
    ProcessSpecifications rv = new ProcessSpecifications(prismContext);
    collectedSpecifications.entrySet().stream().sorted((ps1, ps2) -> {
        WfProcessSpecificationType key1 = ps1.getKey();
        WfProcessSpecificationType key2 = ps2.getKey();
        if (key1 == null) {
            // non-empty (key2) records first
            return key2 == null ? 0 : 1;
        } else if (key2 == null) {
            // non-empty (key1) record first
            return -1;
        }
        int order1 = defaultIfNull(key1.getOrder(), Integer.MAX_VALUE);
        int order2 = defaultIfNull(key2.getOrder(), Integer.MAX_VALUE);
        return Integer.compare(order1, order2);
    }).forEach(e -> rv.specifications.add(rv.new ProcessSpecification(e)));
    return rv;
}