first commit -> move some files from one-api

vendor/aws_sdk/Aws/S3/UseArnRegion/Configuration.php

@@ -0,0 +1,37 @@
+<?php
+namespace Aws\S3\UseArnRegion;
+
+use Aws;
+use Aws\S3\UseArnRegion\Exception\ConfigurationException;
+
+class Configuration implements ConfigurationInterface
+{
+    private $useArnRegion;
+
+    public function __construct($useArnRegion)
+    {
+        $this->useArnRegion = Aws\boolean_value($useArnRegion);
+        if (is_null($this->useArnRegion)) {
+            throw new ConfigurationException("'use_arn_region' config option"
+                . " must be a boolean value.");
+        }
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function isUseArnRegion()
+    {
+        return $this->useArnRegion;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function toArray()
+    {
+        return [
+            'use_arn_region' => $this->isUseArnRegion(),
+        ];
+    }
+}