public function putObjectAcl($bucket, $object, $acl)
{
$this->precheckCommon($bucket, $object, $options, true);
$options[self::OSS_BUCKET] = $bucket;
$options[self::OSS_METHOD] = self::OSS_HTTP_PUT;
$options[self::OSS_OBJECT] = $object;
$options[self::OSS_HEADERS] = array(self::OSS_OBJECT_ACL => $acl);
$options[self::OSS_SUB_RESOURCE] = 'acl';
$response = $this->auth($options);
$result = new PutSetDeleteResult($response);
return $result->getData();
}