Examples with FunctionLibrary com.evolveum.midpoint.model.common.expression.functions.FunctionLibrary used on opensource projects

Example 11 with FunctionLibrary

use of com.evolveum.midpoint.model.common.expression.functions.FunctionLibrary in project midpoint by Evolveum.

the class ScriptExpressionFactory method initializeCustomFunctionsLibraryCache.

private void initializeCustomFunctionsLibraryCache(ExpressionFactory expressionFactory, OperationResult result) throws ExpressionSyntaxException {
    if (repositoryService != null) {
        OperationResult subResult = result.createMinorSubresult(ScriptExpressionFactory.class.getName() + ".searchCustomFunctions");
        ResultHandler<FunctionLibraryType> functionLibraryHandler = (object, parentResult) -> {
            // TODO: determine profile from function library archetype
            ExpressionProfile expressionProfile = MiscSchemaUtil.getExpressionProfile();
            FunctionLibrary customLibrary = new FunctionLibrary();
            customLibrary.setVariableName(object.getName().getOrig());
            customLibrary.setGenericFunctions(new CustomFunctions(object.asObjectable(), expressionFactory, expressionProfile));
            customLibrary.setNamespace(MidPointConstants.NS_FUNC_CUSTOM);
            customFunctionLibraryCache.put(object.getName().getOrig(), customLibrary);
            return true;
        };
        try {
            repositoryService.searchObjectsIterative(FunctionLibraryType.class, null, functionLibraryHandler, createReadOnlyCollection(), true, subResult);
            subResult.recordSuccessIfUnknown();
        } catch (SchemaException | RuntimeException e) {
            subResult.recordFatalError("Failed to initialize custom functions", e);
            throw new ExpressionSyntaxException("An error occurred during custom libraries initialization. " + e.getMessage(), e);
        }
    } else {
        LOGGER.warn("No repository service set for ScriptExpressionFactory; custom functions will not be loaded. This" + " can occur during low-level testing; never during standard system execution.");
    }
}

Example 12 with FunctionLibrary

use of com.evolveum.midpoint.model.common.expression.functions.FunctionLibrary in project midpoint by Evolveum.

the class AbstractScriptEvaluator method prepareScriptVariablesValueMap.

/**
 * Returns simple variable map: name -> value.
 */
protected Map<String, Object> prepareScriptVariablesValueMap(ScriptExpressionEvaluationContext context) throws ExpressionSyntaxException, ObjectNotFoundException, CommunicationException, ConfigurationException, SecurityViolationException, ExpressionEvaluationException {
    Map<String, Object> scriptVariableMap = new HashMap<>();
    // Functions
    if (context.getFunctions() != null) {
        for (FunctionLibrary funcLib : context.getFunctions()) {
            scriptVariableMap.put(funcLib.getVariableName(), funcLib.getGenericFunctions());
        }
    }
    // Variables
    VariablesMap variables = context.getVariables();
    if (variables != null) {
        for (Entry<String, TypedValue> variableEntry : variables.entrySet()) {
            if (variableEntry.getKey() == null) {
                // This is the "root" node. We have no use for it in script expressions, just skip it
                continue;
            }
            String variableName = variableEntry.getKey();
            ValueVariableModeType valueVariableMode = ObjectUtils.defaultIfNull(context.getExpressionType().getValueVariableMode(), ValueVariableModeType.REAL_VALUE);
            // noinspection rawtypes
            TypedValue variableTypedValue = ExpressionUtil.convertVariableValue(variableEntry.getValue(), variableName, context.getObjectResolver(), context.getContextDescription(), context.getExpressionType().getObjectVariableMode(), valueVariableMode, prismContext, context.getTask(), context.getResult());
            scriptVariableMap.put(variableName, variableTypedValue.getValue());
            if (context.getTrace() != null && !variables.isAlias(variableName)) {
                ScriptVariableEvaluationTraceType variableTrace = new ScriptVariableEvaluationTraceType(prismContext);
                variableTrace.setName(new QName(variableName));
                Object clonedValue = cloneIfPossible(variableTypedValue.getValue());
                variableTrace.getValue().addAll(TraceUtil.toAnyValueTypeList(clonedValue, prismContext));
                variables.getAliases(variableName).forEach(alias -> variableTrace.getAlias().add(new QName(alias)));
                context.getTrace().getVariable().add(variableTrace);
            }
        }
    }
    putIfMissing(scriptVariableMap, ExpressionConstants.VAR_PRISM_CONTEXT, prismContext);
    putIfMissing(scriptVariableMap, ExpressionConstants.VAR_LOCALIZATION_SERVICE, localizationService);
    return scriptVariableMap;
}