* 用途
方便实现类日志的单独收集
* 定义
~~~
trait LogTrait
{
/**
* 日志记录器
*
* @var unknown
*/
protected $_logger;
/**
* 设置日志记录器
*
* @param unknown $logger
*/
public function setLogger(LoggerInterface $logger)
{
$this->_logger = $logger;
}
/**
* 获取日志记录器
*
* @return LoggerInterface
*/
protected function getLogger()
{
return $this->_logger;
}
/**
* System is unusable
*
* @param string $message
* @param array $context
*/
protected function logEmergency($message, $context = [])
{
return $this->log('emergency', $message, $context);
}
/**
* Action must be taken immediately
*
* @param string $message
* @param array $context
*/
protected function logAlert($message, $context = [])
{
return $this->log('alert', $message, $context);
}
/**
* Critical conditions
*
* @param string $message
* @param array $context
*/
protected function logCritical($message, $context = [])
{
return $this->log('critical', $message, $context);
}
/**
* Runtime errors
*
* @param string $message
* @param array $context
*/
protected function logError($message, $context = [])
{
return $this->log('error', $message, $context);
}
/**
* Exceptional occurrences
*
* @param string $message
* @param array $context
*/
protected function logWarning($message, $context = [])
{
return $this->log('warning', $message, $context);
}
/**
* Normal but significant events
*
* @param string $message
* @param array $context
*/
protected function logNotice($message, $context = [])
{
return $this->log('notice', $message, $context);
}
/**
* Interesting events
*
* @param string $message
* @param array $context
*/
protected function logInfo($message, $context = [])
{
return $this->log('info', $message, $context);
}
/**
* Detailed debug information
*
* @param string $message
* @param array $context
*/
protected function logDebug($message, $context = [])
{
return $this->log('debug', $message, $context);
}
/**
* 记录日志
*
* @param string $level
* @param string $message
* @param array $context
*/
protected function log($level, $message, $context = [])
{
$logger = $this->getLogger();
if ($logger) {
if (method_exists($logger, $level)) {
return $logger->$level($message, $context);
} else {
return $logger->log($level, $message, $context);
}
}
}
}
~~~
