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<?php
namespace Storeman\Hash;
final class HashContainer implements \Countable, \IteratorAggregate, \Serializable
{
/**
* @var array
*/
protected $map = [];
public function addHash(string $algorithm, string $hash): HashContainer
if (array_key_exists($algorithm, $this->map) && $this->map[$algorithm] !== $hash)
throw new \LogicException("Trying to update existing hash with different hash for the algorithm '{$algorithm}'");
}
$this->map[$algorithm] = $hash;
return $this;
public function hasHash(string $algorithm): bool
return array_key_exists($algorithm, $this->map);
public function getHash(string $algorithm): ?string
return array_key_exists($algorithm, $this->map) ? $this->map[$algorithm] : null;
* Compares the given instance to this instance.
* They are called equal if the intersection of known hash values is equal.
*
* @param HashContainer $other
* @return bool
public function equals(?HashContainer $other): bool
if ($other === null)
return false;
return array_intersect_key($this->map, $other->map) == array_intersect_key($other->map, $this->map);
* {@inheritdoc}
public function count(): int
return count($this->map);
public function getIterator(): \Iterator
return new \ArrayIterator($this->map);
public function serialize(): string
return serialize($this->map);
public function unserialize($serialized): HashContainer
$this->map = unserialize($serialized);
storeman-io /
storeman
