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<?php |
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declare(strict_types=1); |
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namespace Yiisoft\Db\Connection; |
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use Psr\Log\LoggerInterface; |
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use RuntimeException; |
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use Yiisoft\Db\Cache\QueryCache; |
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use Yiisoft\Db\Cache\SchemaCache; |
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use Yiisoft\Factory\DependencyResolver; |
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use Yiisoft\Factory\Exception\InvalidConfigException; |
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use Yiisoft\Profiler\ProfilerInterface; |
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final class LazyConnectionDependencies |
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{ |
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private DependencyResolver $dependencyResolver; |
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private ?LoggerInterface $logger = null; |
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private ?ProfilerInterface $profiler = null; |
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private ?QueryCache $queryCache = null; |
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private ?SchemaCache $schemaCache = null; |
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public function __construct(DependencyResolver $dependencyResolver) |
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{ |
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$this->dependencyResolver = $dependencyResolver; |
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} |
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/** |
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* Get `LoggerInterface` instance. |
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* |
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* @throws InvalidConfigException |
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* |
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* @psalm-suppress InvalidReturnStatement |
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* @psalm-suppress InvalidReturnType |
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* |
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* @return LoggerInterface |
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*/ |
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public function logger(): LoggerInterface |
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{ |
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if ($this->logger !== null) { |
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return $this->logger; |
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} |
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$this->logger = $this->create(LoggerInterface::class); |
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return $this->logger; |
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} |
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/** |
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* Get `ProfilerInterface` instance. |
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* |
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* @throws InvalidConfigException |
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* |
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* @psalm-suppress InvalidReturnStatement |
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* @psalm-suppress InvalidReturnType |
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* |
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* @return ProfilerInterface |
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*/ |
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public function profiler(): ProfilerInterface |
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{ |
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if ($this->profiler !== null) { |
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return $this->profiler; |
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} |
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$this->profiler = $this->create(ProfilerInterface::class); |
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return $this->profiler; |
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} |
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/** |
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* Get `QueryCache` instance. |
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* |
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* @throws InvalidConfigException |
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* |
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* @psalm-suppress InvalidReturnStatement |
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* @psalm-suppress InvalidReturnType |
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* |
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* @return QueryCache |
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*/ |
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public function queryCache(): QueryCache |
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{ |
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if ($this->queryCache !== null) { |
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return $this->queryCache; |
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} |
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$this->queryCache = $this->create(QueryCache::class); |
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return $this->queryCache; |
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} |
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/** |
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* Get `SchemaCache` instance. |
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* |
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* @throws InvalidConfigException |
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* |
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* @psalm-suppress InvalidReturnStatement |
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* @psalm-suppress InvalidReturnType |
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* |
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* @return SchemaCache |
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*/ |
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public function schemaCache(): SchemaCache |
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{ |
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if ($this->schemaCache !== null) { |
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1567 |
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return $this->schemaCache; |
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} |
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1627 |
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$this->schemaCache = $this->create(SchemaCache::class); |
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return $this->schemaCache; |
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} |
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/** |
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* Creates an instance of the specified class. |
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* |
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* @param string $class |
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* |
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* @throws InvalidConfigException |
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* @throws RuntimeException If the created object is not an instance of the `LoggerInterface`. |
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* |
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* @return LoggerInterface|ProfilerInterface|QueryCache|SchemaCache The created instance. |
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*/ |
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private function create(string $class): object |
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{ |
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1873 |
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$instance = $this->dependencyResolver->get($class); |
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1873 |
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if (!($instance instanceof $class)) { |
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throw new RuntimeException(sprintf( |
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'The "%s" is not an instance of the "%s".', |
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(is_object($instance) ? get_class($instance) : gettype($instance)), |
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$class |
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)); |
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} |
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return $instance; |
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} |
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} |
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yiisoft /
db
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