全部

1·The rules can specify which file to log the message to, what machine to send the logging message to, what user to send the message to (in the form of console messages), etc.

规则可以指定记录消息的文件，将记录消息发送给哪台计算机，将消息发送给什么用户(以控制台消息的形式)等。

2·For each logging call, we need to determine whether or not the message is to be sent to the log file.

对于每个日志调用，都需要确定这条消息是否将发送到日志文件中。

3·After logging on, a directory was created and an input file for a message flow was copied.

登录以后，创建一个目录并复制用于消息流的输入文件。

4·Message Emitter and Message Logger enable the ability to turn logging on and off, as well as the option to log to a flat file.

Message Emitter和Message Logger支持打开和关闭日志记录的能力，以及记录到平面文件的选项。