TASK: Provide already used logger

As we use the logger, we should inject it.

Classes/Connection/Elasticsearch/IndexFactory.php

@@ -37,6 +37,21 @@ class IndexFactory implements Singleton
      */
     protected $configuration;
 
+    /**
+     * @var \TYPO3\CMS\Core\Log\Logger
+     */
+    protected $logger;
+
+    /**
+     * Inject log manager to get concrete logger from it.
+     *
+     * @param \TYPO3\CMS\Core\Log\LogManager $logManager
+     */
+    public function injectLogger(\TYPO3\CMS\Core\Log\LogManager $logManager)
+    {
+        $this->logger = $logManager->getLogger(__CLASS__);
+    }
+
     /**
      * @param ConfigurationContainerInterface $configuration
      */

Tests/Unit/Connection/Elasticsearch/IndexFactoryTest.php

@@ -38,6 +38,7 @@ class IndexFactoryTest extends AbstractUnitTestCase
 
         $this->configuration = $this->getMockBuilder(ConfigurationContainerInterface::class)->getMock();
         $this->subject = new IndexFactory($this->configuration);
+        $this->subject->injectLogger($this->getMockedLogger());
     }
 
     /**