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   1  <?php
   2  /*
   3   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
   4   * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
   5   * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
   6   * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
   7   * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
   8   * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
   9   * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  10   * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  11   * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  12   * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  13   * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  14   *
  15   * This software consists of voluntary contributions made by many individuals
  16   * and is licensed under the MIT license.
  17   */
  18  
  19  declare(strict_types=1);
  20  
  21  namespace ProxyManager\Factory;
  22  
  23  use ProxyManager\Proxy\VirtualProxyInterface;
  24  use ProxyManager\ProxyGenerator\LazyLoadingValueHolderGenerator;
  25  use ProxyManager\ProxyGenerator\ProxyGeneratorInterface;
  26  
  27  /**
  28   * Factory responsible of producing virtual proxy instances
  29   *
  30   * @author Marco Pivetta <ocramius@gmail.com>
  31   * @license MIT
  32   */
  33  class LazyLoadingValueHolderFactory extends AbstractBaseFactory
  34  {
  35      /**
  36       * @var \ProxyManager\ProxyGenerator\LazyLoadingValueHolderGenerator|null
  37       */
  38      private $generator;
  39  
  40      public function createProxy(
  41          string $className,
  42          \Closure $initializer,
  43          array $proxyOptions = []
  44      ) : VirtualProxyInterface {
  45          $proxyClassName = $this->generateProxy($className, $proxyOptions);
  46  
  47          return $proxyClassName::staticProxyConstructor($initializer);
  48      }
  49  
  50      /**
  51       * {@inheritDoc}
  52       */
  53      protected function getGenerator() : ProxyGeneratorInterface
  54      {
  55          return $this->generator ?: $this->generator = new LazyLoadingValueHolderGenerator();
  56      }
  57  }