``` protected fun typedValue(untypedValue: Map&l...
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protected fun typedValue(untypedValue: Map<String, Any?>?): T? =
    mapper.convertValue(untypedValue, klass.java)

  protected fun typedList(untypedIterable: Iterable<Map<String, Any?>>): List<T> =
    when(untypedIterable) {
      is Cursor<Map<String, Any?>> -> untypedIterable.use { it.map { typedValue(it)!! } }
      else -> untypedIterable.map { typedValue(it)!! }
    }

  protected fun typedSequence(untypedIterable: Iterable<Map<String, Any?>>): Sequence<T> =
    when(untypedIterable) {
      is Cursor<Map<String, Any?>> -> untypedIterable.use {
        it.iterator().asSequence().map { typedValue(it)!! }
      }
      else -> error("Expected cursor")
    }