自定义log4j.properties的加载位置方式

public class App 
{
    static final Logger logger = Logger.getLogger(App.class);
    public static void main( String[] args )
    {
        PropertyConfigurator.configure("/absolute/path/to/log4j.properties");
        logger.debug("Hello world!");
    }
}

-Dlog4j.configuration=<FILE_PATH>

<!-- 以下3项参数与log4j的配置相关 -->
   <context-param>  
        <param-name>log4jConfigLocation</param-name>  
        <param-value>classpath:com/home/config/log4j.properties</param-value>  
    </context-param>  
    <context-param>  
       <param-name>log4jRefreshInterval</param-name>  
        <param-value>60000</param-value>  
   </context-param>  
    <listener>  
        <listener-class>  
           org.springframework.web.util.Log4jConfigListener   
        </listener-class>  
    </listener>