/**
* @param OutPointInterface[] $requiredOutpoints
* @return UtxoInterface[]
*/
public function fetchView(array $requiredOutpoints)
{
try {
$utxos = [];
$required = [];
$cacheHits = [];
foreach ($requiredOutpoints as $c => $outpoint) {
$key = $this->outpointSerializer->serialize($outpoint)->getBinary();
if ($this->set->contains($key)) {
list($value, $scriptPubKey) = $this->set->fetch($key);
$cacheHits[] = $key;
$utxos[] = new Utxo($outpoint, new TransactionOutput($value, new Script(new Buffer($scriptPubKey))));
} else {
$required[] = $outpoint;
}
}
if (empty($required) === false) {
$utxos = array_merge($utxos, $this->db->fetchUtxoDbList($this->outpointSerializer, $required));
}
if ($this->caching) {
$this->cacheHits = $cacheHits;
}
return $utxos;
} catch (\Exception $e) {
echo $e->getMessage() . PHP_EOL;
throw new \RuntimeException('Failed to find UTXOS in set');
}
}
/**
* Fetches an entry from the cache.
*
* @param string $id The id of the cache entry to fetch
* @param mixed $defaultValue The default value if $id not found
* @param bool $remove
*
* @return mixed The cached data or FALSE, if no cache entry exists for the given id.
*/
public function get($id, $defaultValue = null, $remove = false)
{
if (false === ($_data = $this->_store->fetch($id))) {
if (!$remove) {
$this->_store->save($id, $_data = $defaultValue);
}
} elseif ($remove) {
$this->_store->delete($id);
}
return $_data;
}
public function fetch($prefix, $id)
{
$this->redis_cache->setNamespace($prefix);
return $this->redis_cache->fetch($id);
}
