feat : Proxy Subject and Database

app/Service/Test/Proxy/Dynamic/DatabaseQueryProxyHandler.php

@@ -0,0 +1,60 @@
+<?php
+/**
+ * This service file is part of item.
+ *
+ * @author   ctexthuang
+ * @contact  ctexthuang@qq.com
+ * @web_site  https://ctexthuang.com
+ */
+
+declare(strict_types=1);
+
+namespace App\Service\Test\Proxy\Dynamic;
+
+use App\Interface\Test\Decorator\LoggerInterface;
+use App\Interface\Test\Proxy\DatabaseQueryInterface;
+
+class DatabaseQueryProxyHandler
+{
+    /**
+     * @var LoggerInterface
+     */
+    private LoggerInterface $logger;
+
+    /**
+     * @var DatabaseQueryInterface
+     */
+    private DatabaseQueryInterface $realService;
+
+    /**
+     * @param DatabaseQueryInterface $realService
+     * @param LoggerInterface $logger
+     */
+    public function __construct(
+        DatabaseQueryInterface $realService,
+        LoggerInterface $logger
+    )
+    {
+        $this->realService = $realService;
+        $this->logger = $logger;
+    }
+
+    /**
+     * @param DatabaseQueryInterface $target
+     * @param string $method
+     * @param array $parameters
+     * @param LoggerInterface $logger
+     * @return array
+     */
+    public function execute(string $query): array
+    {
+        $this->logger->log('Before executing query'.PHP_EOL);
+
+        // 调用原始方法
+        $result = $this->realService->execute($query);
+
+        $this->logger->log('After executing query'.PHP_EOL);
+
+        return $result;
+    }
+}