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<?php |
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/** |
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* Plasma Driver MySQL component |
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* Copyright 2018-2019 PlasmaPHP, All Rights Reserved |
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* |
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* Website: https://github.com/PlasmaPHP |
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* License: https://github.com/PlasmaPHP/driver-mysql/blob/master/LICENSE |
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*/ |
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namespace Plasma\Drivers\MySQL\Commands; |
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/** |
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* Statistics command. |
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* @internal |
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*/ |
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class StatisticsCommand implements CommandInterface { |
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use \Evenement\EventEmitterTrait; |
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/** |
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* The identifier for this command. |
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* @var int |
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* @source |
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*/ |
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const COMMAND_ID = 0x09; |
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/** |
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* @var bool |
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*/ |
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protected $finished = false; |
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/** |
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* Get the encoded message for writing to the database connection. |
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* @return string |
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*/ |
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function getEncodedMessage(): string { |
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return \chr(static::COMMAND_ID); |
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} |
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/** |
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* Sets the parser state, if necessary. If not, return `-1`. |
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* @return int |
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*/ |
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function setParserState(): int { |
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return -1; |
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} |
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/** |
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* Sets the command as completed. This state gets reported back to the user. |
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* @return void |
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*/ |
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function onComplete(): void { |
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$this->finished = true; |
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} |
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/** |
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* Sets the command as errored. This state gets reported back to the user. |
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* @param \Throwable $throwable |
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* @return void |
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*/ |
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function onError(\Throwable $throwable): void { |
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$this->finished = true; |
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$this->emit('error', array($throwable)); |
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} |
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/** |
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* Sends the next received value into the command. |
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* @param mixed $value |
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* @return void |
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*/ |
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function onNext($value): void { |
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$this->finished = true; |
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$this->emit('end', array($value)); |
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} |
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/** |
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* Whether the command has finished. |
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* @return bool |
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*/ |
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function hasFinished(): bool { |
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return $this->finished; |
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} |
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/** |
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* Whether this command sets the connection as busy. |
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* @return bool |
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*/ |
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function waitForCompletion(): bool { |
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return true; |
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} |
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/** |
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* Whether the sequence ID should be resetted. |
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* @return bool |
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*/ |
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function resetSequence(): bool { |
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return true; |
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} |
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} |
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PlasmaPHP /
driver-mysql
