| 
<?phpnamespace Aws\DynamoDb;
 
 use GuzzleHttp\Psr7;
 
 /**
 * Special object to represent a DynamoDB binary (B) value.
 */
 class BinaryValue implements \JsonSerializable
 {
 /** @var string Binary value. */
 private $value;
 
 /**
 * @param mixed $value A binary value compatible with Guzzle streams.
 *
 * @see GuzzleHttp\Stream\Stream::factory
 */
 public function __construct($value)
 {
 if (!is_string($value)) {
 $value = Psr7\stream_for($value);
 }
 $this->value = (string) $value;
 }
 
 public function jsonSerialize()
 {
 return $this->value;
 }
 
 public function __toString()
 {
 return $this->value;
 }
 }
 
 |