PHP7 Dependency Injection

Structural/DependencyInjection/DatabaseConfiguration.php

@@ -0,0 +1,54 @@
+<?php
+
+namespace DesignPatterns\Structural\DependencyInjection;
+
+class DatabaseConfiguration
+{
+    /**
+     * @var string
+     */
+    private $host;
+
+    /**
+     * @var int
+     */
+    private $port;
+
+    /**
+     * @var string
+     */
+    private $username;
+
+    /**
+     * @var string
+     */
+    private $password;
+
+    public function __construct(string $host, int $port, string $username, string $password)
+    {
+        $this->host = $host;
+        $this->port = $port;
+        $this->username = $username;
+        $this->password = $password;
+    }
+
+    public function getHost(): string
+    {
+        return $this->host;
+    }
+
+    public function getPort(): int
+    {
+        return $this->port;
+    }
+
+    public function getUsername(): string
+    {
+        return $this->username;
+    }
+
+    public function getPassword(): string
+    {
+        return $this->password;
+    }
+}