diff --git a/cms/cms-web/src/main/java/com/zheng/cms/controller/CacheController.java b/cms/cms-web/src/main/java/com/zheng/cms/controller/CacheController.java
index d396f411..c4c851ce 100644
--- a/cms/cms-web/src/main/java/com/zheng/cms/controller/CacheController.java
+++ b/cms/cms-web/src/main/java/com/zheng/cms/controller/CacheController.java
@@ -1,18 +1,13 @@
 package com.zheng.cms.controller;
 
 import com.zheng.common.util.EhCacheUtil;
-import net.sf.ehcache.Element;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
-import org.springframework.cache.annotation.Cacheable;
 import org.springframework.stereotype.Controller;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.ResponseBody;
 
 import javax.servlet.http.HttpServletRequest;
-import java.text.SimpleDateFormat;
-import java.util.Date;
-import java.util.ResourceBundle;
 
 /**
  * 缓存controller
@@ -23,7 +18,7 @@ import java.util.ResourceBundle;
 @RequestMapping("/cache")
 public class CacheController {
 
-	private static Logger logger = LoggerFactory.getLogger(CacheController.class);
+	private static Logger _log = LoggerFactory.getLogger(CacheController.class);
 
 	private final static String CACHE_NAME = "ehcache_common";
 
@@ -65,7 +60,7 @@ public class CacheController {
 		String key = request.getParameter("key");
 		Object object = EhCacheUtil.get(CACHE_NAME, key);
 		if (null == object) {
-			logger.debug("【Ehcache】没有找到key={}的记录！", key);
+			_log.debug("【Ehcache】没有找到key={}的记录！", key);
 			return "value";
 		}
 		return object;
diff --git a/cms/cms-web/src/main/java/com/zheng/cms/controller/CategoryController.java b/cms/cms-web/src/main/java/com/zheng/cms/controller/CategoryController.java
index c73ebf37..97782622 100644
--- a/cms/cms-web/src/main/java/com/zheng/cms/controller/CategoryController.java
+++ b/cms/cms-web/src/main/java/com/zheng/cms/controller/CategoryController.java
@@ -20,7 +20,7 @@ import javax.servlet.http.HttpServletRequest;
 @RequestMapping("/category")
 public class CategoryController extends BaseController {
 
-	private static Logger logger = LoggerFactory.getLogger(CategoryController.class);
+	private static Logger _log = LoggerFactory.getLogger(CategoryController.class);
 
 	@Autowired
 	private UserService userService;
diff --git a/cms/cms-web/src/main/java/com/zheng/cms/controller/HelloController.java b/cms/cms-web/src/main/java/com/zheng/cms/controller/HelloController.java
index 09c0d65e..2b33e9d8 100644
--- a/cms/cms-web/src/main/java/com/zheng/cms/controller/HelloController.java
+++ b/cms/cms-web/src/main/java/com/zheng/cms/controller/HelloController.java
@@ -29,7 +29,7 @@ import java.util.Map;
 @RequestMapping("/hello")
 public class HelloController {
 
-	private static Logger logger = LoggerFactory.getLogger(HelloController.class);
+	private static Logger _log = LoggerFactory.getLogger(HelloController.class);
 
 	private UserServiceImpl userService;
 
@@ -87,8 +87,8 @@ public class HelloController {
 	@RequestMapping(value = "/save", method = RequestMethod.POST)
 	public String doSave(@ModelAttribute User user) {
 
-		logger.debug("Info of Course:");
-		logger.debug(ReflectionToStringBuilder.toString(user));
+		_log.debug("Info of Course:");
+		_log.debug(ReflectionToStringBuilder.toString(user));
 
 		// 在此进行业务操作，比如数据库持久化
 		user.setId(123);