Examples with Expression org.hl7.elm.r1.Expression used on opensource projects

Example 86 with Expression

use of org.hl7.elm.r1.Expression in project org.hl7.fhir.core by hapifhir.

the class SearchParameter method setProperty.

@Override
public Base setProperty(String name, Base value) throws FHIRException {
    if (name.equals("url")) {
        // UriType
        this.url = castToUri(value);
    } else if (name.equals("version")) {
        // StringType
        this.version = castToString(value);
    } else if (name.equals("name")) {
        // StringType
        this.name = castToString(value);
    } else if (name.equals("status")) {
        value = new PublicationStatusEnumFactory().fromType(castToCode(value));
        // Enumeration<PublicationStatus>
        this.status = (Enumeration) value;
    } else if (name.equals("experimental")) {
        // BooleanType
        this.experimental = castToBoolean(value);
    } else if (name.equals("date")) {
        // DateTimeType
        this.date = castToDateTime(value);
    } else if (name.equals("publisher")) {
        // StringType
        this.publisher = castToString(value);
    } else if (name.equals("contact")) {
        this.getContact().add(castToContactDetail(value));
    } else if (name.equals("useContext")) {
        this.getUseContext().add(castToUsageContext(value));
    } else if (name.equals("jurisdiction")) {
        this.getJurisdiction().add(castToCodeableConcept(value));
    } else if (name.equals("purpose")) {
        // MarkdownType
        this.purpose = castToMarkdown(value);
    } else if (name.equals("code")) {
        // CodeType
        this.code = castToCode(value);
    } else if (name.equals("base")) {
        this.getBase().add(castToCode(value));
    } else if (name.equals("type")) {
        value = new SearchParamTypeEnumFactory().fromType(castToCode(value));
        // Enumeration<SearchParamType>
        this.type = (Enumeration) value;
    } else if (name.equals("derivedFrom")) {
        // UriType
        this.derivedFrom = castToUri(value);
    } else if (name.equals("description")) {
        // MarkdownType
        this.description = castToMarkdown(value);
    } else if (name.equals("expression")) {
        // StringType
        this.expression = castToString(value);
    } else if (name.equals("xpath")) {
        // StringType
        this.xpath = castToString(value);
    } else if (name.equals("xpathUsage")) {
        value = new XPathUsageTypeEnumFactory().fromType(castToCode(value));
        // Enumeration<XPathUsageType>
        this.xpathUsage = (Enumeration) value;
    } else if (name.equals("target")) {
        this.getTarget().add(castToCode(value));
    } else if (name.equals("comparator")) {
        value = new SearchComparatorEnumFactory().fromType(castToCode(value));
        this.getComparator().add((Enumeration) value);
    } else if (name.equals("modifier")) {
        value = new SearchModifierCodeEnumFactory().fromType(castToCode(value));
        this.getModifier().add((Enumeration) value);
    } else if (name.equals("chain")) {
        this.getChain().add(castToString(value));
    } else if (name.equals("component")) {
        this.getComponent().add((SearchParameterComponentComponent) value);
    } else
        return super.setProperty(name, value);
    return value;
}

Example 87 with Expression

use of org.hl7.elm.r1.Expression in project org.hl7.fhir.core by hapifhir.

the class FluentPathTests method test.

@ParameterizedTest(name = "{index}: file {0}")
@MethodSource("data")
public void test(String name, Element element) throws IOException, FHIRException {
    String input = element.getAttribute("inputfile");
    String expression = XMLUtil.getNamedChild(element, "expression").getTextContent();
    boolean fail = "true".equals(XMLUtil.getNamedChild(element, "expression").getAttribute("invalid"));
    Resource res = null;
    List<Base> outcome = new ArrayList<Base>();
    ExpressionNode node = fp.parse(expression);
    try {
        if (Utilities.noString(input))
            fp.check(null, null, node);
        else {
            res = new XmlParser().parse(new FileInputStream(Utilities.path("C:\\work\\org.hl7.fhir\\build\\publish", input)));
            fp.check(res, res.getResourceType().toString(), res.getResourceType().toString(), node);
        }
        outcome = fp.evaluate(res, node);
        Assertions.assertTrue(!fail, String.format("Expected exception parsing %s", expression));
    } catch (Exception e) {
        Assertions.assertTrue(fail, String.format("Unexpected exception parsing %s: " + e.getMessage(), expression));
    }
    if ("true".equals(element.getAttribute("predicate"))) {
        boolean ok = fp.convertToBoolean(outcome);
        outcome.clear();
        outcome.add(new BooleanType(ok));
    }
    if (fp.hasLog())
        System.out.println(fp.takeLog());
    List<Element> expected = new ArrayList<Element>();
    XMLUtil.getNamedChildren(element, "output", expected);
    Assertions.assertTrue(outcome.size() == expected.size(), String.format("Expected %d objects but found %d", expected.size(), outcome.size()));
    for (int i = 0; i < Math.min(outcome.size(), expected.size()); i++) {
        String tn = expected.get(i).getAttribute("type");
        if (!Utilities.noString(tn)) {
            Assertions.assertTrue(tn.equals(outcome.get(i).fhirType()), String.format("Outcome %d: Type should be %s but was %s", i, tn, outcome.get(i).fhirType()));
        }
        String v = expected.get(i).getTextContent();
        if (!Utilities.noString(v)) {
            Assertions.assertTrue(outcome.get(i) instanceof PrimitiveType, String.format("Outcome %d: Value should be a primitive type but was %s", i, outcome.get(i).fhirType()));
            Assertions.assertTrue(v.equals(((PrimitiveType) outcome.get(i)).asStringValue()), String.format("Outcome %d: Value should be %s but was %s", i, v, outcome.get(i).toString()));
        }
    }
}

Example 88 with Expression

use of org.hl7.elm.r1.Expression in project org.hl7.fhir.core by hapifhir.

the class RdfParser method composePlanDefinitionPlanDefinitionActionConditionComponent.

protected void composePlanDefinitionPlanDefinitionActionConditionComponent(Complex parent, String parentType, String name, PlanDefinition.PlanDefinitionActionConditionComponent element, int index) {
    if (element == null)
        return;
    Complex t;
    if (Utilities.noString(parentType))
        t = parent;
    else {
        t = parent.predicate("fhir:" + parentType + '.' + name);
    }
    composeBackboneElement(t, "condition", name, element, index);
    if (element.hasKindElement())
        composeEnum(t, "PlanDefinition", "kind", element.getKindElement(), -1);
    if (element.hasExpression())
        composeExpression(t, "PlanDefinition", "expression", element.getExpression(), -1);
}

Example 89 with Expression

use of org.hl7.elm.r1.Expression in project org.hl7.fhir.core by hapifhir.

the class RdfParser method composePlanDefinitionPlanDefinitionActionDynamicValueComponent.

protected void composePlanDefinitionPlanDefinitionActionDynamicValueComponent(Complex parent, String parentType, String name, PlanDefinition.PlanDefinitionActionDynamicValueComponent element, int index) {
    if (element == null)
        return;
    Complex t;
    if (Utilities.noString(parentType))
        t = parent;
    else {
        t = parent.predicate("fhir:" + parentType + '.' + name);
    }
    composeBackboneElement(t, "dynamicValue", name, element, index);
    if (element.hasPathElement())
        composeString(t, "PlanDefinition", "path", element.getPathElement(), -1);
    if (element.hasExpression())
        composeExpression(t, "PlanDefinition", "expression", element.getExpression(), -1);
}

Example 90 with Expression

use of org.hl7.elm.r1.Expression in project org.hl7.fhir.core by hapifhir.

the class FHIRPathEngine method evaluateDefinition.

/**
 * given an element definition in a profile, what element contains the differentiating fixed
 * for the element, given the differentiating expresssion. The expression is only allowed to
 * use a subset of FHIRPath
 *
 * @param profile
 * @param element
 * @return
 * @throws PathEngineException
 * @throws DefinitionException
 */
public ElementDefinition evaluateDefinition(ExpressionNode expr, StructureDefinition profile, ElementDefinition element) throws DefinitionException {
    StructureDefinition sd = profile;
    ElementDefinition focus = null;
    if (expr.getKind() == Kind.Name) {
        if (element.hasSlicing()) {
            ElementDefinition slice = pickMandatorySlice(sd, element);
            if (slice == null)
                throw new DefinitionException("Error in discriminator at " + element.getId() + ": found a sliced element while resolving the fixed value for one of the slices");
            element = slice;
        }
        if (expr.getName().equals("$this")) {
            focus = element;
        } else {
            List<ElementDefinition> childDefinitions;
            childDefinitions = ProfileUtilities.getChildMap(sd, element);
            // if that's empty, get the children of the type
            if (childDefinitions.isEmpty()) {
                sd = fetchStructureByType(element);
                if (sd == null)
                    throw new DefinitionException("Problem with use of resolve() - profile '" + element.getType().get(0).getProfile() + "' on " + element.getId() + " could not be resolved");
                childDefinitions = ProfileUtilities.getChildMap(sd, sd.getSnapshot().getElementFirstRep());
            }
            for (ElementDefinition t : childDefinitions) {
                if (tailMatches(t, expr.getName())) {
                    focus = t;
                    break;
                }
            }
        }
    } else if (expr.getKind() == Kind.Function) {
        if ("resolve".equals(expr.getName())) {
            if (!element.hasType())
                throw new DefinitionException("illegal use of resolve() in discriminator - no type on element " + element.getId());
            if (element.getType().size() > 1)
                throw new DefinitionException("illegal use of resolve() in discriminator - Multiple possible types on " + element.getId());
            if (!element.getType().get(0).hasTarget())
                throw new DefinitionException("illegal use of resolve() in discriminator - type on " + element.getId() + " is not Reference (" + element.getType().get(0).getCode() + ")");
            if (element.getType().get(0).getTargetProfile().size() > 1)
                throw new DefinitionException("illegal use of resolve() in discriminator - Multiple possible target type profiles on " + element.getId());
            sd = worker.fetchResource(StructureDefinition.class, element.getType().get(0).getTargetProfile().get(0).getValue());
            if (sd == null)
                throw new DefinitionException("Problem with use of resolve() - profile '" + element.getType().get(0).getTargetProfile() + "' on " + element.getId() + " could not be resolved");
            focus = sd.getSnapshot().getElementFirstRep();
        } else if ("extension".equals(expr.getName())) {
            String targetUrl = expr.getParameters().get(0).getConstant().primitiveValue();
            List<ElementDefinition> childDefinitions = ProfileUtilities.getChildMap(sd, element);
            for (ElementDefinition t : childDefinitions) {
                if (t.getPath().endsWith(".extension") && t.hasSliceName()) {
                    StructureDefinition exsd = (t.getType() == null || t.getType().isEmpty()) ? null : worker.fetchResource(StructureDefinition.class, t.getType().get(0).getProfile().get(0).getValue());
                    while (exsd != null && !exsd.getBaseDefinition().equals("http://hl7.org/fhir/StructureDefinition/Extension")) exsd = worker.fetchResource(StructureDefinition.class, exsd.getBaseDefinition());
                    if (exsd.getUrl().equals(targetUrl)) {
                        if (ProfileUtilities.getChildMap(sd, t).isEmpty())
                            sd = exsd;
                        focus = t;
                        break;
                    }
                }
            }
        } else
            throw new DefinitionException("illegal function name " + expr.getName() + "() in discriminator");
    } else if (expr.getKind() == Kind.Group) {
        throw new DefinitionException("illegal expression syntax in discriminator (group)");
    } else if (expr.getKind() == Kind.Constant) {
        throw new DefinitionException("illegal expression syntax in discriminator (const)");
    }
    if (focus == null)
        throw new DefinitionException("Unable to resolve discriminator in definitions: " + expr.toString());
    else if (expr.getInner() == null)
        return focus;
    else {
        return evaluateDefinition(expr.getInner(), sd, focus);
    }
}