Examples with EvaluatedStateTrigger com.evolveum.midpoint.model.api.context.EvaluatedStateTrigger used on opensource projects

Example 1 with EvaluatedStateTrigger

use of com.evolveum.midpoint.model.api.context.EvaluatedStateTrigger in project midpoint by Evolveum.

the class StateConstraintEvaluator method evaluateForObject.

private <AH extends AssignmentHolderType> EvaluatedStateTrigger evaluateForObject(JAXBElement<StatePolicyConstraintType> constraintElement, PolicyRuleEvaluationContext<AH> ctx, OperationResult result) throws SchemaException, ExpressionEvaluationException, ObjectNotFoundException, CommunicationException, ConfigurationException, SecurityViolationException {
    StatePolicyConstraintType constraint = constraintElement.getValue();
    int count = (constraint.getFilter() != null ? 1 : 0) + (constraint.getExpression() != null ? 1 : 0) + (constraint.getMessageExpression() != null ? 1 : 0) + (constraint.getExecuteScript() != null ? 1 : 0);
    if (count != 1) {
        throw new SchemaException("Exactly one of filter, expression, messageExpression, executeScript element must be present.");
    }
    PrismObject<AH> object = ctx.getObject();
    if (object == null) {
        return null;
    }
    if (constraint.getFilter() != null) {
        ObjectFilter filter = prismContext.getQueryConverter().parseFilter(constraint.getFilter(), object.asObjectable().getClass());
        if (!filter.match(object.getValue(), matchingRuleRegistry)) {
            return null;
        }
    }
    if (constraint.getExecuteScript() != null) {
        VariablesMap variables = new VariablesMap();
        variables.put(VAR_OBJECT, object, object.getDefinition());
        variables.put(VAR_RULE_EVALUATION_CONTEXT, ctx, PolicyRuleEvaluationContext.class);
        ExecutionContext resultingContext;
        try {
            resultingContext = scriptingExpressionEvaluator.evaluateExpressionPrivileged(constraint.getExecuteScript(), variables, ctx.task, result);
        } catch (ScriptExecutionException e) {
            // TODO
            throw new SystemException(e);
        }
        PipelineData output = resultingContext.getFinalOutput();
        LOGGER.trace("Scripting expression returned {} item(s); console output is:\n{}", output != null ? output.getData().size() : null, resultingContext.getConsoleOutput());
        List<PipelineItem> items = output != null ? output.getData() : emptyList();
        if (items.isEmpty()) {
            return null;
        }
    // TODO retrieve localization messages from output
    }
    if (constraint.getMessageExpression() != null) {
        LocalizableMessageType messageBean = evaluatorHelper.evaluateLocalizableMessageType(constraint.getMessageExpression(), evaluatorHelper.createVariablesMap(ctx, constraintElement), "message expression in object state constraint " + constraint.getName() + " (" + ctx.state + ")", ctx.task, result);
        if (messageBean == null) {
            return null;
        } else {
            LocalizableMessage message = LocalizationUtil.toLocalizableMessage(messageBean);
            return new EvaluatedStateTrigger(OBJECT_STATE, constraint, message, message);
        }
    }
    if (constraint.getExpression() != null) {
        if (!evaluatorHelper.evaluateBoolean(constraint.getExpression(), evaluatorHelper.createVariablesMap(ctx, constraintElement), "expression in object state constraint " + constraint.getName() + " (" + ctx.state + ")", ctx.task, result)) {
            return null;
        }
    }
    return new EvaluatedStateTrigger(OBJECT_STATE, constraint, createMessage(OBJECT_CONSTRAINT_KEY_PREFIX, constraintElement, ctx, false, result), createShortMessage(OBJECT_CONSTRAINT_KEY_PREFIX, constraintElement, ctx, false, result));
}

Example 2 with EvaluatedStateTrigger

use of com.evolveum.midpoint.model.api.context.EvaluatedStateTrigger in project midpoint by Evolveum.

the class StateConstraintEvaluator method evaluateForAssignment.

private <AH extends AssignmentHolderType> EvaluatedStateTrigger evaluateForAssignment(JAXBElement<StatePolicyConstraintType> constraintElement, AssignmentPolicyRuleEvaluationContext<AH> ctx, OperationResult result) throws ExpressionEvaluationException, ObjectNotFoundException, SchemaException, CommunicationException, ConfigurationException, SecurityViolationException {
    StatePolicyConstraintType constraint = constraintElement.getValue();
    if (constraint.getFilter() != null) {
        throw new UnsupportedOperationException("Filter is not supported for assignment state constraints yet.");
    }
    if (constraint.getExpression() == null) {
        // shouldn't occur
        return null;
    }
    if (!ctx.isApplicableToState()) {
        return null;
    }
    boolean match = evaluatorHelper.evaluateBoolean(constraint.getExpression(), evaluatorHelper.createVariablesMap(ctx, constraintElement), "expression in assignment state constraint " + constraint.getName() + " (" + ctx.state + ")", ctx.task, result);
    if (match) {
        return new EvaluatedStateTrigger(ASSIGNMENT_STATE, constraint, createMessage(ASSIGNMENT_CONSTRAINT_KEY_PREFIX, constraintElement, ctx, true, result), createShortMessage(ASSIGNMENT_CONSTRAINT_KEY_PREFIX, constraintElement, ctx, true, result));
    }
    return null;
}