Method call

Bolts/src/bolts/Task.java:230–242

Invokes the callable using the given executor, returning a Task to represent the operation.

(final Callable<TResult> callable, Executor executor)

   * Invokes the callable using the given executor, returning a Task to represent the operation.
   */
  public static <TResult> Task<TResult> call(final Callable<TResult> callable, Executor executor) {
    final Task<TResult>.TaskCompletionSource tcs = Task.<TResult> create();
    executor.execute(new Runnable() {
      public void run() {
        try {
          tcs.setResult(callable.call());
        } catch (Exception e) {
          tcs.setError(e);
        }
      }
    });
    return tcs.getTask();
  }

  /**
   * Invokes the callable on the current thread, producing a Task.