Examples with ClassInfoElement org.hl7.elm_modelinfo.r1.ClassInfoElement used on opensource projects

Example 1 with ClassInfoElement

use of org.hl7.elm_modelinfo.r1.ClassInfoElement in project quality-measure-and-cohort-service by Alvearie.

the class SparkSchemaCreator method getDataTypeForContextKey.

private Tuple2<String, DataType> getDataTypeForContextKey(String contextName, Set<Tuple2<String, String>> usingInfos) {
    ContextDefinition contextDefinition = contextDefinitions.getContextDefinitionByName(contextName);
    String primaryDataType = contextDefinition.getPrimaryDataType();
    String primaryKeyColumn = contextDefinition.getPrimaryKeyColumn();
    DataType keyType = null;
    ModelManager modelManager = translator.newModelManager();
    // Try to find the key column's type information from a single model info.
    for (Tuple2<String, String> usingInfo : usingInfos) {
        VersionedIdentifier modelInfoIdentifier = new VersionedIdentifier().withId(usingInfo._1()).withVersion(usingInfo._2());
        ModelInfo modelInfo = modelManager.getModelInfoLoader().getModelInfo(modelInfoIdentifier);
        // Look for a ClassInfo element matching primaryDataType for the context
        List<ClassInfo> classInfos = getClassInfos(primaryDataType, modelInfo);
        if (!classInfos.isEmpty()) {
            if (classInfos.size() == 1) {
                ClassInfo classInfo = classInfos.get(0);
                List<ClassInfoElement> elements = classInfo.getElement().stream().filter(x -> x.getName().equals(primaryKeyColumn)).collect(Collectors.toList());
                // check base type
                String baseType = classInfo.getBaseType();
                if (classInfo.getBaseType() != null) {
                    List<ClassInfo> baseClassInfos = getClassInfos(baseType, modelInfo);
                    baseClassInfos.stream().map(ClassInfo::getElement).flatMap(List::stream).filter(element -> element.getName().equals(primaryKeyColumn)).forEach(elements::add);
                }
                // check choice types
                Collection<String> choiceTypes = ModelUtils.getChoiceTypeNames(classInfo);
                choiceTypes.stream().map(type -> getClassInfos(type, modelInfo)).flatMap(List::stream).map(ClassInfo::getElement).flatMap(List::stream).filter(element -> element.getName().equals(primaryKeyColumn)).findFirst().ifPresent(elements::add);
                // A future ModelInfo file may contain the information
                if (elements.isEmpty()) {
                    continue;
                } else if (elements.size() == 1) {
                    String elementType = elements.get(0).getElementType();
                    // store it
                    if (keyType == null) {
                        keyType = getSparkTypeForSystemValue(elementType);
                    } else {
                        throw new IllegalArgumentException("Multiple definitions found for " + primaryDataType + "." + primaryKeyColumn + " in the provided ModelInfo files. Cannot infer key type for context: " + contextName);
                    }
                } else if (elements.size() > 1) {
                    throw new IllegalArgumentException("ModelInfo " + modelInfoIdentifier + " contains multiple element definitions for " + primaryKeyColumn + " for type " + primaryDataType);
                }
            } else {
                throw new IllegalArgumentException("ModelInfo " + modelInfoIdentifier + " contains multiple definitions for type " + primaryDataType);
            }
        }
    }
    if (keyType == null) {
        throw new IllegalArgumentException("Could not locate type information for " + primaryDataType + "." + primaryKeyColumn + " in the provided ModelInfo files. Cannot infer key type for context: " + contextName);
    }
    return new Tuple2<>(contextDefinition.getPrimaryKeyColumn(), keyType);
}