package Ġtk . la ure nf rost . holo dos . room Ċ Ċ import Ġjava . util . concurrent . ExecutorService Ċ import Ġjava . util . concurrent . Executors Ċ Ċ object ĠExecutor Ġ{ ĊĠĠĠ Ġfun ĠIO Thread ( t : ĠRunnable ?) Ġ{ ĊĠĠĠĠĠĠĠ Ġval ĠIO _ EXECUT OR : ĠExecutor Service Ġ= ĠExec utors . new Single Thread Executor () ĊĠĠĠĠĠĠĠ ĠIO _ EXECUT OR . execute ( t ) ĊĠĠĠ Ġ} Ċ } Ċ