V
- the result type of method call
@FunctionalInterface public interface Callable<V>
call
.
The Callable
interface is similar to Runnable
, in that both are designed for classes whose
instances are potentially executed by another thread. A
Runnable
, however, does not return a result and cannot
throw a checked exception.
The Executors
class contains utility methods to
convert from other common forms to Callable
classes.
Executor
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