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

Example 1 with GenerateExpressionEvaluatorModeType

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

the class GenerateExpressionEvaluator method evaluate.

/*
	 * (non-Javadoc)
	 * 
	 * @see
	 * com.evolveum.midpoint.common.expression.ExpressionEvaluator#evaluate(java
	 * .util.Collection, java.util.Map, boolean, java.lang.String,
	 * com.evolveum.midpoint.schema.result.OperationResult)
	 */
@Override
public PrismValueDeltaSetTriple<V> evaluate(ExpressionEvaluationContext context) throws SchemaException, ExpressionEvaluationException, ObjectNotFoundException {
    StringPolicyType stringPolicyType = null;
    ObjectReferenceType generateEvaluatorValuePolicyRef = generateEvaluatorType.getValuePolicyRef();
    if (generateEvaluatorValuePolicyRef != null) {
        if (generateEvaluatorType.getValuePolicyRef() != null) {
            ValuePolicyType valuePolicyType = objectResolver.resolve(generateEvaluatorValuePolicyRef, ValuePolicyType.class, null, "resolving value policy reference in generateExpressionEvaluator", context.getTask(), context.getResult());
            stringPolicyType = valuePolicyType.getStringPolicy();
        }
    }
    // would be generated
    if (stringPolicyType == null) {
        StringPolicyResolver stringPolicyResolver = context.getStringPolicyResolver();
        if (stringPolicyResolver != null) {
            stringPolicyType = stringPolicyResolver.resolve();
        }
    }
    elementStringPolicy = stringPolicyType;
    // } else {
    // stringPolicyType = elementStringPolicy;
    // }
    //
    String stringValue = null;
    GenerateExpressionEvaluatorModeType mode = generateEvaluatorType.getMode();
    Item<V, D> output = outputDefinition.instantiate();
    if (mode == null || mode == GenerateExpressionEvaluatorModeType.POLICY) {
        PrismObject<? extends ObjectType> object = getObject(context);
        // TODO: generate value based on stringPolicyType (if not null)
        if (stringPolicyType != null) {
            if (isNotEmptyMinLength(stringPolicyType)) {
                stringValue = valuePolicyGenerator.generate(output.getPath(), stringPolicyType, DEFAULT_LENGTH, true, object, context.getContextDescription(), context.getTask(), context.getResult());
            } else {
                stringValue = valuePolicyGenerator.generate(output.getPath(), stringPolicyType, DEFAULT_LENGTH, false, object, context.getContextDescription(), context.getTask(), context.getResult());
            }
            context.getResult().computeStatus();
            if (context.getResult().isError()) {
                throw new ExpressionEvaluationException("Failed to generate value according to policy: " + stringPolicyType.getDescription() + ". " + context.getResult().getMessage());
            }
        }
        if (stringValue == null) {
            int length = DEFAULT_LENGTH;
            RandomString randomString = new RandomString(length);
            stringValue = randomString.nextString();
        }
    } else if (mode == GenerateExpressionEvaluatorModeType.UUID) {
        UUID randomUUID = UUID.randomUUID();
        stringValue = randomUUID.toString();
    } else {
        throw new ExpressionEvaluationException("Unknown mode for generate expression: " + mode);
    }
    Object value = ExpressionUtil.convertToOutputValue(stringValue, outputDefinition, protector);
    if (output instanceof PrismProperty) {
        PrismPropertyValue<Object> pValue = new PrismPropertyValue<Object>(value);
        ((PrismProperty<Object>) output).add(pValue);
    } else {
        throw new UnsupportedOperationException("Can only generate values of property, not " + output.getClass());
    }
    return ItemDelta.toDeltaSetTriple(output, null);
}