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<?php |
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/** |
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* @author Maxim Sokolovsky |
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*/ |
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namespace WS\Utils\Collections; |
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use RuntimeException; |
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class ImmutableList implements ListSequence |
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{ |
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private $decoratedList; |
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public function __construct(?array $elements = null) |
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{ |
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$this->decoratedList = new ArrayList($elements); |
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} |
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public static function fromCollection(Collection $collection): self |
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{ |
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return new static($collection->toArray()); |
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} |
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public static function of(...$elements): self |
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{ |
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return new static($elements ?: null); |
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} |
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public function stream(): Stream |
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{ |
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return $this->decoratedList->stream(); |
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} |
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public function parallelStream($workersPool = null): Stream |
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{ |
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return $this->decoratedList->parallelStream($workersPool); |
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} |
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public function remove($element): bool |
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{ |
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throw $this->createBlockingException(); |
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} |
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public function get(int $index) |
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{ |
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return $this->decoratedList->get($index); |
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} |
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public function set($element, int $index) |
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{ |
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throw $this->createBlockingException(); |
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} |
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public function indexOf($element): ?int |
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{ |
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return $this->decoratedList->indexOf($element); |
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} |
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public function lastIndexOf($element): ?int |
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{ |
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return $this->decoratedList->lastIndexOf($element); |
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} |
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public function removeAt(int $index) |
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{ |
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throw $this->createBlockingException(); |
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} |
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private function createBlockingException(): RuntimeException |
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{ |
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return new RuntimeException('Is immutable list. Everything modifier call is prohibited'); |
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} |
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public function add($element): bool |
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{ |
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throw $this->createBlockingException(); |
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} |
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public function addAll(iterable $elements): bool |
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{ |
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throw $this->createBlockingException(); |
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} |
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public function merge(Collection $collection): bool |
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{ |
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throw $this->createBlockingException(); |
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} |
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public function clear(): void |
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{ |
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throw $this->createBlockingException(); |
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} |
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public function contains($element): bool |
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{ |
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return $this->decoratedList->contains($element); |
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} |
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public function equals(Collection $collection): bool |
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{ |
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return $this->decoratedList->equals($collection); |
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} |
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public function size(): int |
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{ |
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return $this->decoratedList->size(); |
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} |
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public function isEmpty(): bool |
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{ |
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return $this->decoratedList->isEmpty(); |
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} |
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public function toArray(): array |
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{ |
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return $this->decoratedList->toArray(); |
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} |
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public function copy(): Collection |
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{ |
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return $this->decoratedList->copy(); |
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} |
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public function getIterator() |
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{ |
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return $this->decoratedList->getIterator(); |
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} |
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} |
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worksolutions /
php-collections
