How to use

unsplice

method

in

jsr166y.LinkedTransferQueue

/**
 * Main implementation of remove(Object)
 */
private boolean findAndRemove(Object e) {
  if (e != null) {
    for (Node pred = null, p = head; p != null; ) {
      Object item = p.item;
      if (p.isData) {
        if (item != null && item != p && e.equals(item) &&
          p.tryMatchData()) {
          unsplice(pred, p);
          return true;
        }
      }
      else if (item == null)
        break;
      pred = p;
      if ((p = p.next) == pred) { // stale
        pred = null;
        p = head;
      }
    }
  }
  return false;
}

unsplice(pred, s);
return e;

/**
 * Main implementation of remove(Object)
 */
private boolean findAndRemove(Object e) {
  if (e != null) {
    for (Node pred = null, p = head; p != null; ) {
      Object item = p.item;
      if (p.isData) {
        if (item != null && item != p && e.equals(item) &&
          p.tryMatchData()) {
          unsplice(pred, p);
          return true;
        }
      }
      else if (item == null)
        break;
      pred = p;
      if ((p = p.next) == pred) { // stale
        pred = null;
        p = head;
      }
    }
  }
  return false;
}

unsplice(pred, s);
return e;