调整修改日志级别日志

epmet-commons/epmet-commons-tools/src/main/java/com/epmet/commons/tools/log/controller/LogbackController.java

@@ -1,8 +1,8 @@
 package com.epmet.commons.tools.log.controller;
 
-import ch.qos.logback.classic.LoggerContext;
-import ch.qos.logback.classic.Logger;
 import ch.qos.logback.classic.Level;
+import ch.qos.logback.classic.Logger;
+import ch.qos.logback.classic.LoggerContext;
 import org.slf4j.LoggerFactory;
 import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.RequestMapping;
@@ -13,6 +13,7 @@ import org.springframework.web.bind.annotation.RestController;
  * logback日志级别动态切换
  * 请求路径 .../log/setlevel
  * 根据参数(level、packageName)，设置某一个包或者具体的某一个类的日志打印级别
+ *
  * @Auther: zhangyong
  * @Date: 2020-07-03 11:09
  */
@@ -23,18 +24,18 @@ public class LogbackController {
 	private org.slf4j.Logger log = LoggerFactory.getLogger(LogbackController.class);
 
 	/**
-     * logback动态修改包名的日志级别
+	 * logback动态修改包名的日志级别  排查完问题记得改回原来的级别
+	 *
 	 * @param level       日志级别
-     * @param packageName 包名
+	 * @param packageName 包名或类名
-     * @return 当前的日志级别
+	 * @return 修改后的日志级别
-     * @throws Exception
 	 */
 	@GetMapping("/setlevel")
 	public String updateLogbackLevel(@RequestParam(value = "level") String level,
-                                      @RequestParam(value="packageName",defaultValue = "-1") String packageName) throws Exception {
+	                                 @RequestParam(value = "packageName", defaultValue = "-1") String packageName) {
+		try {
 			LoggerContext loggerContext = (LoggerContext) LoggerFactory.getILoggerFactory();
-        log.info("动态修改日志级别入参, 日志级别level:" + level);
+			log.info("动态修改日志级别入参, 日志级别level:{},包名packageName:", level, packageName);
-        log.info("动态修改日志级别入参, 包名packageName:" + packageName);
 			Logger logger = null;
 			if ("-1".equals(packageName)) {
 				// 默认值-1，更改全局日志级别；否则按传递的包名或类名修改日志级别。
@@ -42,8 +43,13 @@ public class LogbackController {
 			} else {
 				logger = loggerContext.getLogger(packageName);
 			}
+			Level preLevel = logger.getLevel();
 			logger.setLevel(Level.toLevel(level));
-        log.info("动态修改日志级别, 修改后, 当前的日志级别:" + String.valueOf(logger.getLevel()));
+			log.info("动态修改日志级别由【{}】 修改为【{}】", preLevel, logger.getLevel());
 			return String.valueOf(logger.getLevel());
+		} catch (Exception e) {
+			log.error("动态修改日志级别失败", e);
+		}
+		return null;
 	}
 }