@RestController

public class LogbackController {

/**

* logback動態修改包名的日誌級別

* @param level 日誌級別

* @param packageName 包名

* @return

* @throws Exception

*/

@RequestMapping(value = "/level")

public void updateLogbackLevel(@RequestParam(value="level") String level,

@RequestParam(value="packageName",defaultValue = "-1") String packageName, HttpServletResponse response) throws Exception {

ch.qos.logback.classic.LoggerContext loggerContext =(ch.qos.logback.classic.LoggerContext) LoggerFactory.getILoggerFactory();

if(packageName.equals("-1")) {

// 預設值-1，更改全域性日誌級別；否則按傳遞的包名或類名修改日誌級別。

loggerContext.getLogger("root").setLevel(ch.qos.logback.classic.Level.toLevel(level));

} else {

loggerContext.getLogger(packageName).setLevel(ch.qos.logback.classic.Level.valueOf(level));

}

response.setContentType("text/html;charset=utf-8");

response.setCharacterEncoding("UTF-8");

PrintWriter pw = response.getWriter();

pw.print("修改成功！");

}

}