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

Example 1 with TypeDetails

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

the class FHIRPathEngine method getChildTypesByName.

private void getChildTypesByName(String type, String name, TypeDetails result) throws PathEngineException, DefinitionException {
    if (Utilities.noString(type))
        throw new PathEngineException("No type provided in BuildToolPathEvaluator.getChildTypesByName");
    if (type.equals("xhtml"))
        return;
    String url = null;
    if (type.contains(".")) {
        url = "http://hl7.org/fhir/StructureDefinition/" + type.substring(0, type.indexOf("."));
    } else {
        url = "http://hl7.org/fhir/StructureDefinition/" + type;
    }
    String tail = "";
    StructureDefinition sd = worker.fetchResource(StructureDefinition.class, url);
    if (sd == null)
        // this really is an error, because we can only get to here if the internal infrastrucgture is wrong
        throw new DefinitionException("Unknown type " + type);
    List<StructureDefinition> sdl = new ArrayList<StructureDefinition>();
    ElementDefinitionMatch m = null;
    if (type.contains("."))
        m = getElementDefinition(sd, type, false);
    if (m != null && hasDataType(m.definition)) {
        if (m.fixedType != null) {
            StructureDefinition dt = worker.fetchTypeDefinition(m.fixedType);
            if (dt == null)
                throw new DefinitionException("unknown data type " + m.fixedType);
            sdl.add(dt);
        } else
            for (TypeRefComponent t : m.definition.getType()) {
                StructureDefinition dt = worker.fetchTypeDefinition(t.getCode());
                if (dt == null)
                    throw new DefinitionException("unknown data type " + t.getCode());
                sdl.add(dt);
            }
    } else {
        sdl.add(sd);
        if (type.contains("."))
            tail = type.substring(type.indexOf("."));
    }
    for (StructureDefinition sdi : sdl) {
        String path = sdi.getSnapshot().getElement().get(0).getPath() + tail + ".";
        if (name.equals("**")) {
            assert (result.getCollectionStatus() == CollectionStatus.UNORDERED);
            for (ElementDefinition ed : sdi.getSnapshot().getElement()) {
                if (ed.getPath().startsWith(path))
                    for (TypeRefComponent t : ed.getType()) {
                        if (t.hasCode() && t.getCodeElement().hasValue()) {
                            String tn = null;
                            if (t.getCode().equals("Element") || t.getCode().equals("BackboneElement"))
                                tn = ed.getPath();
                            else
                                tn = t.getCode();
                            if (t.getCode().equals("Resource")) {
                                for (String rn : worker.getResourceNames()) {
                                    if (!result.hasType(worker, rn)) {
                                        result.addType(rn);
                                        getChildTypesByName(rn, "**", result);
                                    }
                                }
                            } else if (!result.hasType(worker, tn)) {
                                result.addType(tn);
                                getChildTypesByName(tn, "**", result);
                            }
                        }
                    }
            }
        } else if (name.equals("*")) {
            assert (result.getCollectionStatus() == CollectionStatus.UNORDERED);
            for (ElementDefinition ed : sdi.getSnapshot().getElement()) {
                if (ed.getPath().startsWith(path) && !ed.getPath().substring(path.length()).contains("."))
                    for (TypeRefComponent t : ed.getType()) {
                        if (t.getCode().equals("Element") || t.getCode().equals("BackboneElement"))
                            result.addType(ed.getPath());
                        else if (t.getCode().equals("Resource"))
                            result.addTypes(worker.getResourceNames());
                        else
                            result.addType(t.getCode());
                    }
            }
        } else {
            path = sdi.getSnapshot().getElement().get(0).getPath() + tail + "." + name;
            ElementDefinitionMatch ed = getElementDefinition(sdi, path, false);
            if (ed != null) {
                if (!Utilities.noString(ed.getFixedType()))
                    result.addType(ed.getFixedType());
                else
                    for (TypeRefComponent t : ed.getDefinition().getType()) {
                        if (Utilities.noString(t.getCode()))
                            // throw new PathEngineException("Illegal reference to primitive value attribute @ "+path);
                            break;
                        if (t.getCode().equals("Element") || t.getCode().equals("BackboneElement"))
                            result.addType(path);
                        else if (t.getCode().equals("Resource"))
                            result.addTypes(worker.getResourceNames());
                        else
                            result.addType(t.getCode());
                    }
            }
        }
    }
}

Example 2 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 {
    // System.out.println("Evaluate {'"+exp.toString()+"'} on "+focus.toString());
    TypeDetails result = new TypeDetails(null);
    switch(exp.getKind()) {
        case Name:
            if (atEntry && exp.getName().equals("$this"))
                result.update(context.getThisItem());
            else {
                for (String s : focus.getTypes()) {
                    result.update(executeType(s, exp, atEntry));
                }
                if (result.hasNoTypes())
                    throw new PathEngineException("The name " + exp.getName() + " is not valid for any of the possible types: " + focus.describe());
            }
            break;
        case Function:
            result.update(evaluateFunctionType(context, focus, exp));
            break;
        case Constant:
            result.addType(readConstantType(context, exp.getConstant()));
            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 = next;
            next = next.getOpNext();
        }
        exp.setOpTypes(result);
    }
    return result;
}

Example 3 with TypeDetails

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

the class FHIRPathEngine method checkParamTypes.

private void checkParamTypes(String funcName, List<TypeDetails> paramTypes, TypeDetails... typeSet) throws PathEngineException {
    int i = 0;
    for (TypeDetails pt : typeSet) {
        if (i == paramTypes.size())
            return;
        TypeDetails actual = paramTypes.get(i);
        i++;
        for (String a : actual.getTypes()) {
            if (!pt.hasType(a))
                throw new PathEngineException("The parameter type '" + a + "' is not legal for " + funcName + " parameter " + Integer.toString(i) + ". expecting " + pt.toString());
        }
    }
}

Example 4 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.getContext());
            else {
                for (String s : focus.getTypes()) {
                    result.update(executeType(s, exp, atEntry));
                }
                if (result.hasNoTypes())
                    throw new PathEngineException("The name " + exp.getName() + " is not valid for any of the possible types: " + focus.describe());
            }
            break;
        case Function:
            result.update(evaluateFunctionType(context, focus, exp));
            break;
        case Constant:
            result.addType(readConstantType(context, exp.getConstant()));
            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 = next;
            next = next.getOpNext();
        }
        exp.setOpTypes(result);
    }
    return result;
}

Example 5 with TypeDetails

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

the class StructureMapUtilities method analyseTransform.

private TypeDetails analyseTransform(TransformContext context, StructureMap map, StructureMapGroupRuleTargetComponent tgt, VariableForProfiling var, VariablesForProfiling vars) throws FHIRException {
    switch(tgt.getTransform()) {
        case CREATE:
            String p = getParamString(vars, tgt.getParameter().get(0));
            return new TypeDetails(CollectionStatus.SINGLETON, p);
        case COPY:
            return getParam(vars, tgt.getParameter().get(0));
        case EVALUATE:
            ExpressionNode expr = (ExpressionNode) tgt.getUserData(MAP_EXPRESSION);
            if (expr == null) {
                expr = fpe.parse(getParamString(vars, tgt.getParameter().get(tgt.getParameter().size() - 1)));
                tgt.setUserData(MAP_WHERE_EXPRESSION, expr);
            }
            return fpe.check(vars, null, expr);
        // //  throw new Error("Transform "+tgt.getTransform().toCode()+" not supported yet");
        case TRANSLATE:
            return new TypeDetails(CollectionStatus.SINGLETON, "CodeableConcept");
        case CC:
            ProfiledType res = new ProfiledType("CodeableConcept");
            if (tgt.getParameter().size() >= 2 && isParamId(vars, tgt.getParameter().get(1))) {
                TypeDetails td = vars.get(null, getParamId(vars, tgt.getParameter().get(1))).property.types;
                if (td != null && td.hasBinding())
                    // todo: do we need to check that there's no implicit translation her? I don't think we do...
                    res.addBinding(td.getBinding());
            }
            return new TypeDetails(CollectionStatus.SINGLETON, res);
        case C:
            return new TypeDetails(CollectionStatus.SINGLETON, "Coding");
        case QTY:
            return new TypeDetails(CollectionStatus.SINGLETON, "Quantity");
        case REFERENCE:
            VariableForProfiling vrs = vars.get(VariableMode.OUTPUT, getParamId(vars, tgt.getParameterFirstRep()));
            if (vrs == null)
                throw new FHIRException("Unable to resolve variable \"" + getParamId(vars, tgt.getParameterFirstRep()) + "\"");
            String profile = vrs.property.getProfileProperty().getStructure().getUrl();
            TypeDetails td = new TypeDetails(CollectionStatus.SINGLETON);
            td.addType("Reference", profile);
            return td;
        // //    throw new FHIRException("Transform engine cannot point at an element of type "+b.fhirType());
        default:
            throw new Error("Transform Unknown or not handled yet: " + tgt.getTransform().toCode());
    }
}