How to use

fork

method

in

org.ehcache.impl.internal.concurrent.ConcurrentHashMap$ForEachTransformedEntryTask

  public final void compute() {
    final Function<Map.Entry<K,V>, ? extends U> transformer;
    final Consumer<? super U> action;
    if ((transformer = this.transformer) != null &&
      (action = this.action) != null) {
      for (int i = baseIndex, f, h; batch > 0 &&
           (h = ((f = baseLimit) + i) >>> 1) > i;) {
        addToPendingCount(1);
        new ForEachTransformedEntryTask<K,V,U>
          (this, batch >>>= 1, baseLimit = h, f, tab,
           transformer, action).fork();
      }
      for (Node<K,V> p; (p = advance()) != null; ) {
        U u;
        if ((u = transformer.apply(p)) != null)
          action.accept(u);
      }
      propagateCompletion();
    }
  }
}

  public final void compute() {
    final Function<Map.Entry<K,V>, ? extends U> transformer;
    final Consumer<? super U> action;
    if ((transformer = this.transformer) != null &&
      (action = this.action) != null) {
      for (int i = baseIndex, f, h; batch > 0 &&
           (h = ((f = baseLimit) + i) >>> 1) > i;) {
        addToPendingCount(1);
        new ForEachTransformedEntryTask<K,V,U>
          (this, batch >>>= 1, baseLimit = h, f, tab,
           transformer, action).fork();
      }
      for (Node<K,V> p; (p = advance()) != null; ) {
        U u;
        if ((u = transformer.apply(p)) != null)
          action.accept(u);
      }
      propagateCompletion();
    }
  }
}