@Deprecated
  public V getReturnValue() {
    checkIsDone("Return value not available while thread is alive.");
    return resultValue.get();
  }
Returns the result of this {@code AsyncInvocation}.

@return the result of this {@code AsyncInvocation}

@throws AssertionError if this {@code AsyncInvocation} is not done.

@deprecated Please use {@link #get()} instead.
geode-dunit/src/main/java/org/apache/geode/test/dunit/AsyncInvocation.java