我有以下 log4j.xml 配置:
<log4j:configuration>
<appender name = "CONSOLE" class = "org.apache.log4j.ConsoleAppender">
<param name = "Target" value = "System.out"/>
<param name = "Threshold" value = "DEBUG"/>
</appender>
<category name = "com.foo">
<appender-ref ref = "CONSOLE"/>
</category>
</log4j:configuration>
这将显示 com.foo.* 中的每个日志。我想禁用登录 com.foo.bar.* 。我该怎么做呢。