47 lines
896 B
PHP
47 lines
896 B
PHP
<?php
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use JoopSchilder\React\Stream\NonBlockingInput\NonBlockingInputInterface;
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use JoopSchilder\React\Stream\NonBlockingInput\PayloadInterface;
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final class DemoEmptyPayload implements PayloadInterface
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{
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}
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final class DemoNonBlockingInput implements NonBlockingInputInterface
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{
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private const DATA_AVAILABLE_INTERVAL_S = 1.0;
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private const ERROR_AFTER_S = 4.0;
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private float $lastEmission = 0;
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private float $initialEmission = 0;
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public function open(): void
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{
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$this->initialEmission = microtime(true);
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}
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public function select(): ?PayloadInterface
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{
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$now = microtime(true);
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if ($now - $this->initialEmission > self::ERROR_AFTER_S) {
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throw new Exception('Oh no!');
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}
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if ($now - $this->lastEmission > self::DATA_AVAILABLE_INTERVAL_S) {
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$this->lastEmission = $now;
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return new DemoEmptyPayload();
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}
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return null;
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}
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public function close(): void
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{
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}
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}
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