You're looking for recover
and recoverWith
as described here: http://doc.akka.io/docs/akka/2.3.2/java/futures.html#Exceptions
final ExecutionContext ec = system.dispatcher();
Future<Integer> future = future(new Callable<Integer>() {
public Integer call() {
return 1 / 0;
}
}, ec).recover(new Recover<Integer>() {
public Integer recover(Throwable problem) throws Throwable {
if (problem instanceof ArithmeticException)
return 0;
else
throw problem;
}
}, ec);
future.onSuccess(new PrintResult<Integer>(), system.dispatcher());