Examples with TypeDetails org.hl7.fhir.dstu2.model.ExpressionNode.TypeDetails used on opensource projects

Example 16 with TypeDetails

use of org.hl7.fhir.dstu2.model.ExpressionNode.TypeDetails in project org.hl7.fhir.core by hapifhir.

the class FHIRPathEngine method executeType.

private TypeDetails executeType(String type, ExpressionNode exp, boolean atEntry) throws PathEngineException, DefinitionException {
    if (atEntry && Character.isUpperCase(exp.getName().charAt(0)) && hashTail(type).equals(exp.getName())) {
        // special case for start up
        return new TypeDetails(CollectionStatus.SINGLETON, type);
    }
    TypeDetails result = new TypeDetails(null);
    getChildTypesByName(type, exp.getName(), result, exp);
    return result;
}

Example 17 with TypeDetails

use of org.hl7.fhir.dstu2.model.ExpressionNode.TypeDetails in project org.hl7.fhir.core by hapifhir.

the class FHIRPathEngine method executeType.

private TypeDetails executeType(ExecutionTypeContext context, TypeDetails focus, ExpressionNode exp, boolean atEntry) throws PathEngineException, DefinitionException {
    TypeDetails result = new TypeDetails(null);
    switch(exp.getKind()) {
        case Name:
            if (atEntry && exp.getName().equals("$this")) {
                result.update(context.getThisItem());
            } else if (atEntry && exp.getName().equals("$total")) {
                result.update(anything(CollectionStatus.UNORDERED));
            } else if (atEntry && exp.getName().equals("$index")) {
                result.addType(TypeDetails.FP_Integer);
            } else if (atEntry && focus == null) {
                result.update(executeContextType(context, exp.getName(), exp));
            } else {
                for (String s : focus.getTypes()) {
                    result.update(executeType(s, exp, atEntry));
                }
                if (result.hasNoTypes()) {
                    throw makeException(exp, I18nConstants.FHIRPATH_UNKNOWN_NAME, exp.getName(), focus.describe());
                }
            }
            break;
        case Function:
            result.update(evaluateFunctionType(context, focus, exp));
            break;
        case Unary:
            result.addType(TypeDetails.FP_Integer);
            result.addType(TypeDetails.FP_Decimal);
            result.addType(TypeDetails.FP_Quantity);
            break;
        case Constant:
            result.update(resolveConstantType(context, exp.getConstant(), exp));
            break;
        case Group:
            result.update(executeType(context, focus, exp.getGroup(), atEntry));
    }
    exp.setTypes(result);
    if (exp.getInner() != null) {
        result = executeType(context, result, exp.getInner(), false);
    }
    if (exp.isProximal() && exp.getOperation() != null) {
        ExpressionNode next = exp.getOpNext();
        ExpressionNode last = exp;
        while (next != null) {
            TypeDetails work;
            if (last.getOperation() == Operation.Is || last.getOperation() == Operation.As) {
                work = executeTypeName(context, focus, next, atEntry);
            } else {
                work = executeType(context, focus, next, atEntry);
            }
            result = operateTypes(result, last.getOperation(), work, last);
            last = next;
            next = next.getOpNext();
        }
        exp.setOpTypes(result);
    }
    return result;
}

Example 18 with TypeDetails

use of org.hl7.fhir.dstu2.model.ExpressionNode.TypeDetails in project org.hl7.fhir.core by hapifhir.

the class Property method getChildProperties.

protected List<Property> getChildProperties(TypeDetails type) throws DefinitionException {
    ElementDefinition ed = definition;
    StructureDefinition sd = structure;
    List<ElementDefinition> children = ProfileUtilities.getChildMap(sd, ed);
    if (children.isEmpty()) {
        // ok, find the right definitions
        String t = null;
        if (ed.getType().size() == 1)
            t = ed.getType().get(0).getCode();
        else if (ed.getType().size() == 0)
            throw new Error("types == 0, and no children found");
        else {
            t = ed.getType().get(0).getCode();
            boolean all = true;
            for (TypeRefComponent tr : ed.getType()) {
                if (!tr.getCode().equals(t)) {
                    all = false;
                    break;
                }
            }
            if (!all) {
                // ok, it's polymorphic
                t = type.getType();
            }
        }
        if (!"xhtml".equals(t)) {
            sd = context.fetchResource(StructureDefinition.class, t);
            if (sd == null)
                throw new DefinitionException("Unable to find class '" + t + "' for name '" + ed.getPath() + "' on property " + definition.getPath());
            children = ProfileUtilities.getChildMap(sd, sd.getSnapshot().getElement().get(0));
        }
    }
    List<Property> properties = new ArrayList<Property>();
    for (ElementDefinition child : children) {
        properties.add(new Property(context, child, sd));
    }
    return properties;
}

Example 19 with TypeDetails

use of org.hl7.fhir.dstu2.model.ExpressionNode.TypeDetails in project org.hl7.fhir.core by hapifhir.

the class StructureMapUtilities method analyseSource.

private VariablesForProfiling analyseSource(String ruleId, TransformContext context, VariablesForProfiling vars, StructureMapGroupRuleSourceComponent src, XhtmlNode td) throws FHIRException {
    VariableForProfiling var = vars.get(VariableMode.INPUT, src.getContext());
    if (var == null)
        throw new FHIRException("Rule \"" + ruleId + "\": Unknown input variable " + src.getContext());
    PropertyWithType prop = var.getProperty();
    boolean optional = false;
    boolean repeating = false;
    if (src.hasCondition()) {
        optional = true;
    }
    if (src.hasElement()) {
        Property element = prop.getBaseProperty().getChild(prop.types.getType(), src.getElement());
        if (element == null)
            throw new FHIRException("Rule \"" + ruleId + "\": Unknown element name " + src.getElement());
        if (element.getDefinition().getMin() == 0)
            optional = true;
        if (element.getDefinition().getMax().equals("*"))
            repeating = true;
        VariablesForProfiling result = vars.copy(optional, repeating);
        TypeDetails type = new TypeDetails(CollectionStatus.SINGLETON);
        for (TypeRefComponent tr : element.getDefinition().getType()) {
            if (!tr.hasCode())
                throw new Error("Rule \"" + ruleId + "\": Element has no type");
            ProfiledType pt = new ProfiledType(tr.getWorkingCode());
            if (tr.hasProfile())
                pt.addProfiles(tr.getProfile());
            if (element.getDefinition().hasBinding())
                pt.addBinding(element.getDefinition().getBinding());
            type.addType(pt);
        }
        td.addText(prop.getPath() + "." + src.getElement());
        if (src.hasVariable())
            result.add(VariableMode.INPUT, src.getVariable(), new PropertyWithType(prop.getPath() + "." + src.getElement(), element, null, type));
        return result;
    } else {
        // ditto!
        td.addText(prop.getPath());
        return vars.copy(optional, repeating);
    }
}

Example 20 with TypeDetails

use of org.hl7.fhir.dstu2.model.ExpressionNode.TypeDetails in project org.hl7.fhir.core by hapifhir.

the class StructureMapUtilities method updateProfile.

private PropertyWithType updateProfile(VariableForProfiling var, String element, TypeDetails type, StructureMap map, List<StructureDefinition> profiles, String sliceName, Type fixed, StructureMapGroupRuleTargetComponent tgt) throws FHIRException {
    if (var == null) {
        assert (Utilities.noString(element));
        // 1. start the new structure definition
        StructureDefinition sdn = worker.fetchResource(StructureDefinition.class, type.getType());
        if (sdn == null)
            throw new FHIRException("Unable to find definition for " + type.getType());
        ElementDefinition edn = sdn.getSnapshot().getElementFirstRep();
        PropertyWithType pn = createProfile(map, profiles, new PropertyWithType(sdn.getId(), new Property(worker, edn, sdn), null, type), sliceName, tgt);
        // }
        return pn;
    } else {
        assert (!Utilities.noString(element));
        Property pvb = var.getProperty().getBaseProperty();
        Property pvd = var.getProperty().getProfileProperty();
        Property pc = pvb.getChild(element, var.property.types);
        if (pc == null)
            throw new DefinitionException("Unable to find a definition for " + pvb.getDefinition().getPath() + "." + element);
        // the profile structure definition (derived)
        StructureDefinition sd = var.getProperty().profileProperty.getStructure();
        ElementDefinition ednew = sd.getDifferential().addElement();
        ednew.setPath(var.getProperty().profileProperty.getDefinition().getPath() + "." + pc.getName());
        ednew.setUserData("slice-name", sliceName);
        ednew.setFixed(fixed);
        for (ProfiledType pt : type.getProfiledTypes()) {
            if (pt.hasBindings())
                ednew.setBinding(pt.getBindings().get(0));
            if (pt.getUri().startsWith("http://hl7.org/fhir/StructureDefinition/")) {
                String t = pt.getUri().substring(40);
                t = checkType(t, pc, pt.getProfiles());
                if (t != null) {
                    if (pt.hasProfiles()) {
                        for (String p : pt.getProfiles()) if (t.equals("Reference"))
                            ednew.getType(t).addTargetProfile(p);
                        else
                            ednew.getType(t).addProfile(p);
                    } else
                        ednew.getType(t);
                }
            }
        }
        return new PropertyWithType(var.property.path + "." + element, pc, new Property(worker, ednew, sd), type);
    }
}