Sets this Future to the result of its computation unless it has been cancelled.
When an object implementing interface <code>Runnable</code> is used to create a thread, starting the thread causes the object's <code>run</code> method to be called in that separately executing thread. <p> The general contract of the method <code>run</code> is that it may take any action whatsoever.
A {@link Future} that is {@link Runnable}. Successful execution of the {@code run} method causes completion of the {@code Future} and allows access to its results. @see FutureTask @see Executor @author Doug Lea @param (V) The result type returned by this Future's {@code get} method