Gateway Command Pool
Gateway command pool
All gateway commands implemented for a particular payment provider, should be added to a command pool for this provider. A command pool is a set of gateway commands available for integration with a particular payment provider. The pool is added to the configuration of the payment provider using dependency injection.
The basic interface for a command pool is
\Magento\Payment\Gateway\Command\CommandPoolInterface. It implements the Pool pattern
The default CommandPool
CommandPoolInterface and takes a list of commands as an optional argument for the constructor.
Command pool configuration for a particular provider
Following is an example of the command pool configuring for the Braintree payment provider, and adding it to the provider’s payment method configuration (
(The code sample is from Magento CE v2.1. Although the payment provider gateway was added in v2.0, the particular default implementation using the gateway were added in v2.1.)