Method casState

src/Deferred.java:576–578

Atomically compares and swaps the state of this Deferred. @param cmp The expected state to compare against. @param val The new state to transition to if the comparison is successful. @return true if the CAS succeeded, false otherwise.

(final int cmp, final int val)

   * @return {@code true} if the CAS succeeded, {@code false} otherwise.
   */
  private boolean casState(final int cmp, final int val) {
    return stateUpdater.compareAndSet(this, cmp, val);
  }

  /** Constructor.  */
  public Deferred() {