AttrLensSpec

Constructors

constructor(dataType: DynamoDataType, get: LensGet<Item, OUT>, set: LensSet<Item, OUT>)

open override fun defaulted(name: String, default: OUT, description: String?, metadata: Map<String, Any>): Attribute<OUT>

fun defaulted(name: String, default: Attribute<OUT>, description: String? = null, metadata: Map<String, Any> = emptyMap()): Attribute<OUT>

open override fun defaulted(name: String, default: LensExtractor<Item, OUT>, description: String?, metadata: Map<String, Any>): Lens<Item, OUT>

Map items out of a collection

open override fun optional(name: String, description: String?, metadata: Map<String, Any>): Attribute<OUT?>

fun optional(name: String, description: String? = null, ignoreNull: Boolean, metadata: Map<String, Any> = emptyMap()): Attribute<OUT?>

open override fun required(name: String, description: String?, metadata: Map<String, Any>): Attribute<OUT>

Map a single value type to an attribute