package Ġcom . cent ury link . md w . tests . code Ċ Ċ import Ġcom . cent ury link . md w . model . workflow . Activity Runtime Context Ċ import Ġcom . cent ury link . md w . util . log . Standard Logger Ċ import Ġcom . cent ury link . md w . util . timer . Tracked Ċ import Ġcom . cent ury link . md w . workflow . activity . Default Activity Impl Ċ import Ġcom . cent ury link . md w . annotations . Activity ; Ċ Ċ @ Activity (" Kotlin Activity ") Ċ class ĠKotlin Activity Ġ: ĠDefault Activity Impl () Ġ{ ĊĊĠĠĠ Ġoverride Ġfun Ġexecute ( runtime Context : ĠActivity Runtime Context ): ĠAny ? Ġ{ ĊĠĠĠĠĠĠĠ ĠsetValue (" updated ", Ġ" updated Ġfrom Ġkotlin ") ĊĠĠĠĠĠĠĠ Ġreturn Ġnull ĊĠĠĠ Ġ} Ċ } Ċ