Examples with LiteralExpression org.kie.dmn.model.v1_1.LiteralExpression used on opensource projects

Example 1 with LiteralExpression

use of org.kie.dmn.model.v1_1.LiteralExpression in project drools by kiegroup.

the class LiteralExpressionConverter method assignAttributes.

@Override
protected void assignAttributes(HierarchicalStreamReader reader, Object parent) {
    super.assignAttributes(reader, parent);
    LiteralExpression le = (LiteralExpression) parent;
    String exprLanguage = reader.getAttribute(EXPR_LANGUAGE);
    le.setExpressionLanguage(exprLanguage);
}

Example 2 with LiteralExpression

use of org.kie.dmn.model.v1_1.LiteralExpression in project drools by kiegroup.

the class XStreamMarshaller method newXStream.

private XStream newXStream() {
    XStream xStream = createTrustingXStream(staxDriver, Definitions.class.getClassLoader());
    xStream.alias("artifact", Artifact.class);
    xStream.alias("definitions", Definitions.class);
    xStream.alias("inputData", InputData.class);
    xStream.alias("decision", Decision.class);
    xStream.alias("variable", InformationItem.class);
    xStream.alias("informationRequirement", InformationRequirement.class);
    xStream.alias("requiredInput", DMNElementReference.class);
    xStream.alias("literalExpression", LiteralExpression.class);
    // TODO will need to remove dups and find missing element not captured?
    xStream.alias("DMNElement", DMNElement.class);
    xStream.alias("allowedValues", UnaryTests.class);
    xStream.alias("artifact", Artifact.class);
    xStream.alias("association", Association.class);
    xStream.alias("authorityRequirement", AuthorityRequirement.class);
    xStream.alias("authorityRequirement", AuthorityRequirement.class);
    xStream.alias("authorityRequirement", AuthorityRequirement.class);
    xStream.alias("binding", Binding.class);
    xStream.alias("businessContextElement", BusinessContextElement.class);
    xStream.alias("businessKnowledgeModel", BusinessKnowledgeModel.class);
    xStream.alias("column", InformationItem.class);
    xStream.alias("context", Context.class);
    xStream.alias("contextEntry", ContextEntry.class);
    xStream.alias("decision", Decision.class);
    xStream.alias("decisionMade", DMNElementReference.class);
    xStream.alias("decisionMaker", DMNElementReference.class);
    xStream.alias("decisionOwned", DMNElementReference.class);
    xStream.alias("decisionOwner", DMNElementReference.class);
    xStream.alias("decisionService", DecisionService.class);
    xStream.alias("decisionTable", DecisionTable.class);
    xStream.alias("defaultOutputEntry", LiteralExpression.class);
    xStream.alias("definitions", Definitions.class);
    xStream.alias("drgElement", DMNElementReference.class);
    // xStream.alias("drgElement", DRGElement.class ); ambiguity, also referring to top-level xsd element just under xsd root.
    xStream.alias("elementCollection", ElementCollection.class);
    xStream.alias("elementCollection", ElementCollection.class);
    xStream.alias("encapsulatedDecision", DMNElementReference.class);
    xStream.alias("encapsulatedLogic", FunctionDefinition.class);
    xStream.alias("expression", Expression.class);
    xStream.alias("formalParameter", InformationItem.class);
    xStream.alias("functionDefinition", FunctionDefinition.class);
    xStream.alias("impactedPerformanceIndicator", DMNElementReference.class);
    xStream.alias("impactingDecision", DMNElementReference.class);
    xStream.alias("import", Import.class);
    xStream.alias("import", Import.class);
    // TODO where?
    xStream.alias("importedElement", String.class);
    xStream.alias("importedValues", ImportedValues.class);
    xStream.alias("informationItem", InformationItem.class);
    xStream.alias("informationRequirement", InformationRequirement.class);
    xStream.alias("input", InputClause.class);
    xStream.alias("inputData", DMNElementReference.class);
    xStream.alias("inputData", InputData.class);
    xStream.alias("inputDecision", DMNElementReference.class);
    xStream.alias("inputEntry", UnaryTests.class);
    xStream.alias("inputExpression", LiteralExpression.class);
    xStream.alias("inputValues", UnaryTests.class);
    xStream.alias("invocation", Invocation.class);
    xStream.alias("itemComponent", ItemDefinition.class);
    xStream.alias("itemDefinition", ItemDefinition.class);
    xStream.alias("itemDefinition", ItemDefinition.class);
    xStream.alias("knowledgeRequirement", KnowledgeRequirement.class);
    xStream.alias("knowledgeRequirement", KnowledgeRequirement.class);
    xStream.alias("knowledgeSource", KnowledgeSource.class);
    xStream.alias("literalExpression", LiteralExpression.class);
    xStream.alias("namedElement", NamedElement.class);
    xStream.alias("organizationUnit", OrganizationUnit.class);
    xStream.alias("output", OutputClause.class);
    xStream.alias("outputDecision", DMNElementReference.class);
    xStream.alias("outputEntry", LiteralExpression.class);
    xStream.alias("outputValues", UnaryTests.class);
    xStream.alias("owner", DMNElementReference.class);
    xStream.alias("parameter", InformationItem.class);
    xStream.alias("performanceIndicator", PerformanceIndicator.class);
    xStream.alias("relation", Relation.class);
    xStream.alias("requiredAuthority", DMNElementReference.class);
    xStream.alias("requiredDecision", DMNElementReference.class);
    xStream.alias("requiredDecision", DMNElementReference.class);
    xStream.alias("requiredInput", DMNElementReference.class);
    xStream.alias("requiredInput", DMNElementReference.class);
    xStream.alias("requiredKnowledge", DMNElementReference.class);
    xStream.alias("rule", DecisionRule.class);
    xStream.alias("sourceRef", DMNElementReference.class);
    xStream.alias("supportedObjective", DMNElementReference.class);
    xStream.alias("targetRef", DMNElementReference.class);
    xStream.alias("textAnnotation", TextAnnotation.class);
    // TODO where?
    xStream.alias("type", String.class);
    xStream.alias("typeRef", QName.class);
    xStream.alias("usingProcess", DMNElementReference.class);
    xStream.alias("usingTask", DMNElementReference.class);
    xStream.alias("variable", InformationItem.class);
    xStream.alias("variable", InformationItem.class);
    xStream.alias("variable", InformationItem.class);
    xStream.alias("variable", InformationItem.class);
    // xStream.alias("allowedAnswers", xsd:string.class );
    // xStream.alias("description", xsd:string.class );
    // xStream.alias("question", xsd:string.class );
    // xStream.alias("text", xsd:string.class );
    // xStream.alias("text", xsd:string.class );
    // xStream.alias("text", xsd:string.class );
    xStream.alias("row", org.kie.dmn.model.v1_1.List.class);
    xStream.alias("list", org.kie.dmn.model.v1_1.List.class);
    xStream.alias("extensionElements", DMNElement.ExtensionElements.class);
    // Manually imported TEXT = String
    xStream.alias(LiteralExpressionConverter.TEXT, String.class);
    xStream.alias(TextAnnotationConverter.TEXT, String.class);
    xStream.alias(UnaryTestsConverter.TEXT, String.class);
    xStream.alias(DecisionConverter.QUESTION, String.class);
    xStream.alias(DecisionConverter.ALLOWED_ANSWERS, String.class);
    xStream.alias(DMNElementConverter.DESCRIPTION, String.class);
    xStream.registerConverter(new AssociationConverter(xStream));
    xStream.registerConverter(new AuthorityRequirementConverter(xStream));
    xStream.registerConverter(new BindingConverter(xStream));
    xStream.registerConverter(new BusinessKnowledgeModelConverter(xStream));
    xStream.registerConverter(new ContextConverter(xStream));
    xStream.registerConverter(new ContextEntryConverter(xStream));
    xStream.registerConverter(new DecisionConverter(xStream));
    xStream.registerConverter(new DecisionRuleConverter(xStream));
    xStream.registerConverter(new DecisionServiceConverter(xStream));
    xStream.registerConverter(new DecisionTableConverter(xStream));
    xStream.registerConverter(new DefinitionsConverter(xStream));
    xStream.registerConverter(new DMNElementReferenceConverter(xStream));
    xStream.registerConverter(new FunctionDefinitionConverter(xStream));
    xStream.registerConverter(new ImportConverter(xStream));
    xStream.registerConverter(new ImportedValuesConverter(xStream));
    xStream.registerConverter(new InformationItemConverter(xStream));
    xStream.registerConverter(new InformationRequirementConverter(xStream));
    xStream.registerConverter(new InputClauseConverter(xStream));
    xStream.registerConverter(new InputDataConverter(xStream));
    xStream.registerConverter(new InvocationConverter(xStream));
    xStream.registerConverter(new ItemDefinitionConverter(xStream));
    xStream.registerConverter(new KnowledgeRequirementConverter(xStream));
    xStream.registerConverter(new KnowledgeSourceConverter(xStream));
    xStream.registerConverter(new LiteralExpressionConverter(xStream));
    xStream.registerConverter(new OrganizationUnitConverter(xStream));
    xStream.registerConverter(new OutputClauseConverter(xStream));
    xStream.registerConverter(new PerformanceIndicatorConverter(xStream));
    xStream.registerConverter(new RelationConverter(xStream));
    xStream.registerConverter(new TextAnnotationConverter(xStream));
    xStream.registerConverter(new UnaryTestsConverter(xStream));
    xStream.registerConverter(new QNameConverter());
    xStream.registerConverter(new DMNListConverter(xStream));
    xStream.registerConverter(new ElementCollectionConverter(xStream));
    xStream.registerConverter(new ExtensionElementsConverter(xStream, extensionRegisters));
    xStream.ignoreUnknownElements();
    for (DMNExtensionRegister extensionRegister : extensionRegisters) {
        extensionRegister.registerExtensionConverters(xStream);
    }
    return xStream;
}

Example 3 with LiteralExpression

use of org.kie.dmn.model.v1_1.LiteralExpression in project drools by kiegroup.

the class DMNXMLLoaderTest method testLoadingDefinitions.

@Test
public void testLoadingDefinitions() {
    final DMNMarshaller DMNMarshaller = DMNMarshallerFactory.newDefaultMarshaller();
    final InputStream is = this.getClass().getResourceAsStream("0001-input-data-string.dmn");
    final InputStreamReader isr = new InputStreamReader(is);
    final Definitions def = DMNMarshaller.unmarshal(isr);
    assertThat(def, not(nullValue()));
    assertThat(def.getName(), is("0001-input-data-string"));
    assertThat(def.getId(), is("_0001-input-data-string"));
    assertThat(def.getNamespace(), is("https://github.com/agilepro/dmn-tck"));
    assertThat(def.getDrgElement().size(), is(2));
    assertThat(def.getDrgElement().get(0), is(instanceOf(Decision.class)));
    Decision dec = (Decision) def.getDrgElement().get(0);
    assertThat(dec.getName(), is("Greeting Message"));
    assertThat(dec.getId(), is("d_GreetingMessage"));
    assertThat(dec.getVariable().getName(), is("Greeting Message"));
    assertThat(dec.getVariable().getTypeRef().getPrefix(), is("feel"));
    assertThat(dec.getVariable().getTypeRef().getLocalPart(), is("string"));
    assertThat(dec.getVariable().getTypeRef().getNamespaceURI(), is(XMLConstants.NULL_NS_URI));
    assertThat(dec.getInformationRequirement().size(), is(1));
    assertThat(dec.getInformationRequirement().get(0).getRequiredInput().getHref(), is("#i_FullName"));
    assertThat(dec.getExpression(), is(instanceOf(LiteralExpression.class)));
    LiteralExpression le = (LiteralExpression) dec.getExpression();
    assertThat(le.getText(), is("\"Hello \" + Full Name"));
    InputData idata = (InputData) def.getDrgElement().get(1);
    assertThat(idata.getId(), is("i_FullName"));
    assertThat(idata.getName(), is("Full Name"));
    assertThat(idata.getVariable().getName(), is("Full Name"));
    assertThat(idata.getVariable().getTypeRef().getPrefix(), is("feel"));
    assertThat(idata.getVariable().getTypeRef().getLocalPart(), is("string"));
    assertThat(idata.getVariable().getTypeRef().getNamespaceURI(), is(XMLConstants.NULL_NS_URI));
}

Example 4 with LiteralExpression

use of org.kie.dmn.model.v1_1.LiteralExpression in project drools by kiegroup.

the class DMNEvaluatorCompiler method compileDecisionTable.

private DMNExpressionEvaluator compileDecisionTable(DMNCompilerContext ctx, DMNModelImpl model, DMNBaseNode node, String dtName, DecisionTable dt) {
    java.util.List<DTInputClause> inputs = new ArrayList<>();
    int index = 0;
    for (InputClause ic : dt.getInput()) {
        index++;
        String inputExpressionText = ic.getInputExpression().getText();
        String inputValuesText = Optional.ofNullable(ic.getInputValues()).map(UnaryTests::getText).orElse(null);
        java.util.List<UnaryTest> inputValues = null;
        if (inputValuesText != null) {
            inputValues = textToUnaryTestList(ctx, inputValuesText, model, ic, Msg.ERR_COMPILING_FEEL_EXPR_ON_DT_INPUT_CLAUSE_IDX, inputValuesText, node.getIdentifierString(), index);
        } else if (ic.getInputExpression().getTypeRef() != null) {
            QName inputExpressionTypeRef = ic.getInputExpression().getTypeRef();
            BaseDMNTypeImpl typeRef = (BaseDMNTypeImpl) model.getTypeRegistry().resolveType(resolveNamespaceForTypeRef(inputExpressionTypeRef, ic.getInputExpression()), inputExpressionTypeRef.getLocalPart());
            inputValues = typeRef.getAllowedValuesFEEL();
        }
        CompiledExpression compiledInput = feel.compileFeelExpression(ctx, inputExpressionText, model, dt, Msg.ERR_COMPILING_FEEL_EXPR_ON_DT_INPUT_CLAUSE_IDX, inputExpressionText, dtName, index);
        inputs.add(new DTInputClause(inputExpressionText, inputValuesText, inputValues, compiledInput));
    }
    java.util.List<DTOutputClause> outputs = new ArrayList<>();
    index = 0;
    boolean hasOutputValues = false;
    for (OutputClause oc : dt.getOutput()) {
        String outputName = oc.getName();
        if (outputName != null) {
            DMNCompilerHelper.checkVariableName(model, node.getSource(), outputName);
        }
        String id = oc.getId();
        String outputValuesText = Optional.ofNullable(oc.getOutputValues()).map(UnaryTests::getText).orElse(null);
        String defaultValue = oc.getDefaultOutputEntry() != null ? oc.getDefaultOutputEntry().getText() : null;
        BaseDMNTypeImpl typeRef = (BaseDMNTypeImpl) DMNTypeRegistry.UNKNOWN;
        java.util.List<UnaryTest> outputValues = null;
        if (oc.getTypeRef() != null) {
            QName outputExpressionTypeRef = oc.getTypeRef();
            typeRef = (BaseDMNTypeImpl) model.getTypeRegistry().resolveType(resolveNamespaceForTypeRef(outputExpressionTypeRef, oc), outputExpressionTypeRef.getLocalPart());
            if (typeRef == null) {
                typeRef = (BaseDMNTypeImpl) DMNTypeRegistry.UNKNOWN;
            }
        } else if (dt.getOutput().size() == 1 && (dt.getParent() instanceof Decision || dt.getParent() instanceof BusinessKnowledgeModel || dt.getParent() instanceof ContextEntry)) {
            QName inferredTypeRef = recurseUpToInferTypeRef(model, oc, dt);
            // if inferredTypeRef is null, a std err will have been reported
            if (inferredTypeRef != null) {
                typeRef = (BaseDMNTypeImpl) model.getTypeRegistry().resolveType(resolveNamespaceForTypeRef(inferredTypeRef, oc), inferredTypeRef.getLocalPart());
            }
        }
        if (outputValuesText != null) {
            outputValues = textToUnaryTestList(ctx, outputValuesText, model, oc, Msg.ERR_COMPILING_FEEL_EXPR_ON_DT_OUTPUT_CLAUSE_IDX, outputValuesText, node.getIdentifierString(), ++index);
        } else if (typeRef != DMNTypeRegistry.UNKNOWN) {
            outputValues = typeRef.getAllowedValuesFEEL();
        }
        if (outputValues != null && !outputValues.isEmpty()) {
            hasOutputValues = true;
        }
        outputs.add(new DTOutputClause(outputName, id, outputValues, defaultValue, typeRef.getFeelType(), typeRef.isCollection()));
    }
    if (dt.getHitPolicy().equals(HitPolicy.PRIORITY) && !hasOutputValues) {
        MsgUtil.reportMessage(logger, DMNMessage.Severity.ERROR, dt.getParent(), model, null, null, Msg.MISSING_OUTPUT_VALUES, dt.getParent());
    }
    java.util.List<DTDecisionRule> rules = new ArrayList<>();
    index = 0;
    for (DecisionRule dr : dt.getRule()) {
        DTDecisionRule rule = new DTDecisionRule(index);
        for (UnaryTests ut : dr.getInputEntry()) {
            final java.util.List<UnaryTest> tests;
            if (ut == null || ut.getText() == null || ut.getText().isEmpty()) {
                tests = Collections.emptyList();
                MsgUtil.reportMessage(logger, DMNMessage.Severity.ERROR, ut, model, null, null, Msg.DTABLE_EMPTY_ENTRY, dt.getRule().indexOf(dr) + 1, dr.getInputEntry().indexOf(ut) + 1, dt.getParentDRDElement().getIdentifierString());
            } else {
                tests = textToUnaryTestList(ctx, ut.getText(), model, dr, Msg.ERR_COMPILING_FEEL_EXPR_ON_DT_RULE_IDX, ut.getText(), node.getIdentifierString(), index + 1);
            }
            rule.getInputEntry().add((c, x) -> tests.stream().anyMatch(t -> {
                Boolean result = t.apply(c, x);
                return result != null && result == true;
            }));
        }
        for (LiteralExpression le : dr.getOutputEntry()) {
            String expressionText = le.getText();
            CompiledExpression compiledExpression = feel.compileFeelExpression(ctx, expressionText, model, dr, Msg.ERR_COMPILING_FEEL_EXPR_ON_DT_RULE_IDX, expressionText, dtName, index + 1);
            rule.getOutputEntry().add(compiledExpression);
        }
        rules.add(rule);
        index++;
    }
    String policy = dt.getHitPolicy().value() + (dt.getAggregation() != null ? " " + dt.getAggregation().value() : "");
    org.kie.dmn.feel.runtime.decisiontables.HitPolicy hp = org.kie.dmn.feel.runtime.decisiontables.HitPolicy.fromString(policy);
    java.util.List<String> parameterNames = new ArrayList<>();
    if (node instanceof BusinessKnowledgeModelNode) {
        // need to break this statement down and check for nulls
        parameterNames.addAll(((BusinessKnowledgeModelNode) node).getBusinessKnowledModel().getEncapsulatedLogic().getFormalParameter().stream().map(f -> f.getName()).collect(toList()));
    } else {
        parameterNames.addAll(node.getDependencies().keySet());
    }
    // creates a FEEL instance which will be used by the invoker/impl (s)
    FEEL feelInstance = feel.newFEELInstance();
    DecisionTableImpl dti = new DecisionTableImpl(dtName, parameterNames, inputs, outputs, rules, hp, feelInstance);
    DTInvokerFunction dtf = new DTInvokerFunction(dti);
    DMNDTExpressionEvaluator dtee = new DMNDTExpressionEvaluator(node, feelInstance, dtf);
    return dtee;
}

Example 5 with LiteralExpression

use of org.kie.dmn.model.v1_1.LiteralExpression in project drools by kiegroup.

the class LiteralExpressionConverter method writeAttributes.

@Override
protected void writeAttributes(HierarchicalStreamWriter writer, Object parent) {
    super.writeAttributes(writer, parent);
    LiteralExpression le = (LiteralExpression) parent;
    if (le.getExpressionLanguage() != null)
        writer.addAttribute(EXPR_LANGUAGE, le.getExpressionLanguage());
}