66 lines
2.3 KiB
PHP
66 lines
2.3 KiB
PHP
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<?php
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/**
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* 文件路径： \application\index\job\Hello.php
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* 这是一个消费者类，用于处理 helloJobQueue 队列中的任务
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*/
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namespace app\job;
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use think\queue\Job;
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class Hello {
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/**
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* fire方法是消息队列默认调用的方法
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* @param Job $job 当前的任务对象
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* @param array|mixed $data 发布任务时自定义的数据
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*/
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public function fire(Job $job,$data)
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{
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// 有些消息在到达消费者时,可能已经不再需要执行了
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$isJobStillNeedToBeDone = $this->checkDatabaseToSeeIfJobNeedToBeDone($data);
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if(!$isJobStillNeedToBeDone){
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$job->delete();
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return;
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}
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$isJobDone = $this->doHelloJob($data);
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if ($isJobDone) {
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// 如果任务执行成功， 记得删除任务
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$job->delete();
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print("<info>Hello Job has been done and deleted"."</info>\n");
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}else{
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if ($job->attempts() > 3) {
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//通过这个方法可以检查这个任务已经重试了几次了
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print("<warn>Hello Job has been retried more than 3 times!"."</warn>\n");
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$job->delete();
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// 也可以重新发布这个任务
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//print("<info>Hello Job will be availabe again after 2s."."</info>\n");
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//$job->release(2); //$delay为延迟时间，表示该任务延迟2秒后再执行
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}
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}
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}
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/**
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* 有些消息在到达消费者时,可能已经不再需要执行了
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* @param array|mixed $data 发布任务时自定义的数据
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* @return boolean 任务执行的结果
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*/
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private function checkDatabaseToSeeIfJobNeedToBeDone($data){
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return true;
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}
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/**
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* 根据消息中的数据进行实际的业务处理...
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*/
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private function doHelloJob($data)
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{
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print("<info>Hello Job Started. job Data is: ".var_export($data,true)."</info> \n");
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print("<info>Hello Job is Fired at " . date('Y-m-d H:i:s') ."</info> \n");
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print("<info>Hello Job is Done!"."</info> \n");
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return true;
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}
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}
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