src/log4php/Logger.php
public function trace($message, $throwable = null) {
		$this->log(LoggerLevel::getLevelTrace(), $message, $throwable);
	}
public function trace($message, $throwable = null) {
		$this->log(LoggerLevel::getLevelTrace(), $message, $throwable);
	}
Log a message object with the TRACE level.

@param mixed $message message
@param Exception $throwable Optional throwable information to include
in the logging event.