The Rise of Contactless Payments:...
In recent years, contactless payments have surged in popularity, driven...
<?php
namespace GuzzleHttp\Handler;
use GuzzleHttp\Promise\PromiseInterface;
use GuzzleHttp\RequestOptions;
use Psr\Http\Message\RequestInterface;
/**
* Provides basic proxies for handlers.
*
* @final
*/
class Proxy
{
/**
* Sends synchronous requests to a specific handler while sending all other
* requests to another handler.
*
* @param callable(\Psr\Http\Message\RequestInterface, array): \GuzzleHttp\Promise\PromiseInterface $default Handler used for normal responses
* @param callable(\Psr\Http\Message\RequestInterface, array): \GuzzleHttp\Promise\PromiseInterface $sync Handler used for synchronous responses.
*
* @return callable(\Psr\Http\Message\RequestInterface, array): \GuzzleHttp\Promise\PromiseInterface Returns the composed handler.
*/
public static function wrapSync(callable $default, callable $sync): callable
{
return static function (RequestInterface $request, array $options) use ($default, $sync): PromiseInterface {
return empty($options[RequestOptions::SYNCHRONOUS]) ? $default($request, $options) : $sync($request, $options);
};
}
/**
* Sends streaming requests to a streaming compatible handler while sending
* all other requests to a default handler.
*
* This, for example, could be useful for taking advantage of the
* performance benefits of curl while still supporting true streaming
* through the StreamHandler.
*
* @param callable(\Psr\Http\Message\RequestInterface, array): \GuzzleHttp\Promise\PromiseInterface $default Handler used for non-streaming responses
* @param callable(\Psr\Http\Message\RequestInterface, array): \GuzzleHttp\Promise\PromiseInterface $streaming Handler used for streaming responses
*
* @return callable(\Psr\Http\Message\RequestInterface, array): \GuzzleHttp\Promise\PromiseInterface Returns the composed handler.
*/
public static function wrapStreaming(callable $default, callable $streaming): callable
{
return static function (RequestInterface $request, array $options) use ($default, $streaming): PromiseInterface {
return empty($options['stream']) ? $default($request, $options) : $streaming($request, $options);
};
}
}
Blog Section
Dive into our blog to explore the cutting-edge trends in digital payments and NFC technology. Stay updated on the innovations that are revolutionizing transactions, boosting security, and making payments quicker and more convenient. Learn how these advancements are shaping the future of financial interactions and driving the global transition towards a cashless world.
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