/**
* Inserts an item between two nodes
*
* @param mixed $item The item
* @param Bucket $prev The previous bucket
* @param Bucket $next The next bucket
*
* @return void
*/
protected function insertBetween($item, Bucket $prev, Bucket $next)
{
$bucket = new ItemBucket($item);
$prev->setNext($bucket);
$next->setPrev($bucket);
$bucket->setPrev($prev);
$bucket->setNext($next);
$this->current = $bucket;
$this->count++;
}
/**
* Inserts a key-value pair between two nodes
*
* @param mixed $key The key
* @param mixed $value The value
* @param Bucket $prev The previous bucket
* @param Bucket $next The next bucket
*
* @return void
*/
protected function insertBetween($key, $value, Bucket $prev, Bucket $next)
{
$bucket = new KeyValueBucket($key, $value);
$prev->setNext($bucket);
$next->setPrev($bucket);
$bucket->setPrev($prev);
$bucket->setNext($next);
$this->current = $bucket;
$this->count++;
}