Returns a string identifying this CompletableFuture, as well as
its completion state. The state, in brackets, contains the
String {@code "Completed Normally"} or the String {@code
"Completed Exceptionally"}, or the String {@code "Not
completed"} followed by the number of CompletableFutures
dependent upon its completion, if any.
@return a string identifying this CompletableFuture, as well as its state
Returns a string identifying this CompletableFuture, as well as its completion state. The state, in brackets, contains the String {@code "Completed Normally"} or the String {@code "Completed Exceptionally"}, or the String {@code "Not completed"} followed by the number of CompletableFutures dependent upon its completion, if any.
@return a string identifying this CompletableFuture, as well as its state