diff --git a/src/main/java/com/study/design/handler/AbstractSuggestRequirementHandler.java b/src/main/java/com/study/design/handler/AbstractSuggestRequirementHandler.java
index 2b92d1c733b17de4b05dd85b88739e54aff8565f..df9180f7fc7636338b7541a01fb9eaffb327ca1b 100644
--- a/src/main/java/com/study/design/handler/AbstractSuggestRequirementHandler.java
+++ b/src/main/java/com/study/design/handler/AbstractSuggestRequirementHandler.java
@@ -4,6 +4,22 @@ import com.study.design.pojo.UserInfo;
 
 import java.util.List;
 
+
+/**
+ * 投放业务抽象类
+ *
+ * @author : qinyingjie
+ * @version : 2.2.0
+ * @date : 2023/7/29 17:42
+ */
 public abstract class AbstractSuggestRequirementHandler {
+
+
+    /**
+     * 执行处理器
+     *
+     * @param userInfo     用户
+     * @param suggestLists 当前用户可被投放的业务
+     */
     abstract void processHandler(UserInfo userInfo, List<String> suggestLists);
 }
diff --git a/src/main/java/com/study/design/handler/CityCheckHandler.java b/src/main/java/com/study/design/handler/CityCheckHandler.java
index 16181e3870ea81b8b2a779d91d72d57bc8813d73..1f59c32d2969d17b87f0ed4da127cf24876879d7 100644
--- a/src/main/java/com/study/design/handler/CityCheckHandler.java
+++ b/src/main/java/com/study/design/handler/CityCheckHandler.java
@@ -4,7 +4,15 @@ import com.study.design.pojo.UserInfo;
 
 import java.util.List;
 
-public class CityCheckHandler extends AbstractSuggestRequirementHandler{
+
+/**
+ * 城市校验
+ *
+ * @author : qinyingjie
+ * @version : 2.2.0
+ * @date : 2023/7/29 17:44
+ */
+public class CityCheckHandler extends AbstractSuggestRequirementHandler {
     @Override
     public void processHandler(UserInfo userInfo, List<String> suggestLists) {
         //通过获取 userinfo 的 city 属性
diff --git a/src/main/java/com/study/design/handler/NewCheckHandler.java b/src/main/java/com/study/design/handler/NewCheckHandler.java
index e2f903a54335d8863007e8192bbc6821654b7664..ceaf65d9c757e48da3c1bb25339344829f002443 100644
--- a/src/main/java/com/study/design/handler/NewCheckHandler.java
+++ b/src/main/java/com/study/design/handler/NewCheckHandler.java
@@ -1,17 +1,16 @@
 package com.study.design.handler;
 
 import com.study.design.pojo.UserInfo;
-import com.sun.org.apache.bcel.internal.generic.NEW;
 
 import java.util.ArrayList;
 import java.util.List;
 
-public class NewCheckHandler extends AbstractSuggestRequirementHandler{
+public class NewCheckHandler extends AbstractSuggestRequirementHandler {
     @Override
     public void processHandler(UserInfo userInfo, List<String> suggestLists) {
         //通过获取 userinfo 的 buyProducts 属性
         boolean newUser = userInfo.isNewUser();
-        if(newUser) {
+        if (newUser) {
             suggestLists = new ArrayList<>(); // 特定的新用户奖励
         }
     }
diff --git a/src/main/java/com/study/design/handler/PersonnalCheckHandler.java b/src/main/java/com/study/design/handler/PersonnalCheckHandler.java
index aaf2666e89960cab27cf8cf9edb18149684111d4..f1ff8b71fdc6ec790589002711eaca20ed507334 100644
--- a/src/main/java/com/study/design/handler/PersonnalCheckHandler.java
+++ b/src/main/java/com/study/design/handler/PersonnalCheckHandler.java
@@ -4,7 +4,15 @@ import com.study.design.pojo.UserInfo;
 
 import java.util.List;
 
-public class PersonnalCheckHandler extends AbstractSuggestRequirementHandler{
+
+/**
+ * 个人资质检查
+ *
+ * @author : qinyingjie
+ * @version : 2.2.0
+ * @date : 2023/7/29 17:43
+ */
+public class PersonnalCheckHandler extends AbstractSuggestRequirementHandler {
     @Override
     public void processHandler(UserInfo userInfo, List<String> suggestLists) {
         // 通过个人资质的check，我们找到了 4 个可以投放的业务。放到 suggestLists 中。