<?php
namespace Aws\Api\Parser;
use Aws\Api\StructureShape;
use Aws\Api\Service;
use Aws\Result;
use Aws\CommandInterface;
use Psr\Http\Message\ResponseInterface;
use Psr\Http\Message\StreamInterface;
/**
* @internal Implements JSON-RPC parsing (e.g., DynamoDB)
*/
class JsonRpcParser extends AbstractParser
{
use PayloadParserTrait;
/**
* @param Service $api Service description
* @param JsonParser $parser JSON body builder
*/
public function __construct(Service $api, JsonParser $parser = null)
{
parent::__construct($api);
$this->parser = $parser ?: new JsonParser();
}
public function __invoke(
CommandInterface $command,
ResponseInterface $response
) {
$operation = $this->api->getOperation($command->getName());
$result = null === $operation['output']
? null
: $this->parseMemberFromStream(
$response->getBody(),
$operation->getOutput(),
$response
);
return new Result($result ?: []);
}
public function parseMemberFromStream(
StreamInterface $stream,
StructureShape $member,
$response
) {
return $this->parser->parse($member, $this->parseJson($stream, $response));
}
}