private static final Log log = LogFactory.getLog(DataSourceManager.class); 它的作用?

来源：学生作业帮助网 编辑：作业帮 时间：2024/08/02 03:58:35
private static final Log log = LogFactory.getLog(DataSourceManager.class); 它的作用?
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private static final Log log = LogFactory.getLog(DataSourceManager.class); 它的作用?
private static final Log log = LogFactory.getLog(DataSourceManager.class); 它的作用?

private static final Log log = LogFactory.getLog(DataSourceManager.class); 它的作用?
private static final Log log 是定义一个Log型的常量
LogFactory.getLog(DataSourceManager.class);这个方法会返回一个Log型的对象