fun toXd()

in dnq/src/main/kotlin/kotlinx/dnq/XdModel.kt [168:193]

• 20 lines of code
• 6 McCabe index (conditional complexity)

    fun <T : XdEntity> toXd(entity: Entity): T {
        // this is hack to support abstract type in XdEntityType.filter {} api
        if (entity is FakeTransientEntity) {
            return entity.toXdHandlingAbstraction()
        }

        if (entity is TransientEntityImpl && !entity.isReadonly /* filter entities created over snapshot transaction */) {
            toXdCache.tryKey(entity.cacheKey)?.let { cachedValue ->
                if (cachedValue.entity == entity) {
                    return cachedValue.xdEntity as T
                }
            }
        }

        val xdHierarchyNode = getOrThrow(entity.type)
        val entityType = xdHierarchyNode.entityType
        if (entityType is XdNaturalWrapper) {
            return entityType.naturalWrap(entity).asCached as T
        }

        val entityConstructor = xdHierarchyNode.entityConstructor
            ?: throw UnsupportedOperationException("Constructor for the type ${entity.type} is not found")

        return entityConstructor(entity).asCached as T

    }