<?php 
namespace 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; 
    } 
} 
 
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