From 0928200f9ca991957f129cc9c1a77c025f4186d0 Mon Sep 17 00:00:00 2001
From: Helius <wangdoubleone@gmail.com>
Date: Thu, 14 May 2020 17:31:14 +0800
Subject: [PATCH] add sql log and mybatis interceptor

---
 src/main/java/com/xcong/excoin/configurations/interceptor/MybatisInterceptor.java |   80 +++++++++++++++------------------------
 1 files changed, 31 insertions(+), 49 deletions(-)

diff --git a/src/main/java/com/xcong/excoin/configurations/interceptor/MybatisInterceptor.java b/src/main/java/com/xcong/excoin/configurations/interceptor/MybatisInterceptor.java
index 9203353..144a8c0 100644
--- a/src/main/java/com/xcong/excoin/configurations/interceptor/MybatisInterceptor.java
+++ b/src/main/java/com/xcong/excoin/configurations/interceptor/MybatisInterceptor.java
@@ -1,12 +1,14 @@
 package com.xcong.excoin.configurations.interceptor;
 
 import com.xcong.excoin.common.LoginUserUtils;
+import com.xcong.excoin.common.system.base.BaseEntity;
 import com.xcong.excoin.modules.member.entity.MemberEntity;
 import lombok.extern.slf4j.Slf4j;
 import org.apache.ibatis.executor.Executor;
 import org.apache.ibatis.mapping.MappedStatement;
 import org.apache.ibatis.mapping.SqlCommandType;
 import org.apache.ibatis.plugin.*;
+import org.apache.ibatis.session.defaults.DefaultSqlSession;
 import org.springframework.stereotype.Component;
 
 import java.lang.reflect.Field;
@@ -19,7 +21,7 @@
  * @date 2020-05-13
  **/
 @Slf4j
-//@Component
+@Component
 @Intercepts({ @Signature(type = Executor.class, method = "update", args = {MappedStatement.class, Object.class})})
 public class MybatisInterceptor implements Interceptor {
     @Override
@@ -35,33 +37,27 @@
             return invocation.proceed();
         }
 
-        MemberEntity memberEntity = LoginUserUtils.getAppLoginUser();
         if (SqlCommandType.INSERT == sqlCommandType) {
-            Field[] fields = this.getAllFields(parameter);
-
-            for(Field field : fields) {
-                log.info("----->{}", field.getName());
-                if ("createBy".equals(field.getName()) || "updateBy".equals(field.getName())) {
-                    byField(field, parameter, memberEntity);
+            if (parameter instanceof DefaultSqlSession.StrictMap) {
+                Map map = (Map) parameter;
+                List list = (List) map.get("list");
+                for (Object o : list) {
+                    injectForInsert(o);
                 }
-
-                if ("createTime".equals(field.getName()) || "updateTime".equals(field.getName())) {
-                    timeField(field, parameter, memberEntity);
-                }
+            } else {
+                injectForInsert(parameter);
             }
         }
 
         if (SqlCommandType.UPDATE == sqlCommandType) {
-            Field[] fields = this.getAllFields(parameter);
-
-            for (Field field : fields) {
-                if ("updateBy".equals(field.getName())) {
-                    byField(field, parameter, memberEntity);
+            if (parameter instanceof DefaultSqlSession.StrictMap) {
+                Map map = (Map) parameter;
+                List list = (List) map.get("list");
+                for (Object o : list) {
+                    injectForUpdate(o);
                 }
-
-                if ("updateTime".equals(field.getName())) {
-                    timeField(field, parameter, memberEntity);
-                }
+            } else {
+                injectForUpdate(parameter);
             }
         }
 
@@ -78,37 +74,23 @@
 
     }
 
-    private Field[] getAllFields(Object object) {
-        Class<?> clazz = object.getClass();
-        List<Field> fieldList = new ArrayList<>();
-        while (clazz != null) {
-            fieldList.addAll(new ArrayList<>(Arrays.asList(clazz.getDeclaredFields())));
-            clazz = clazz.getSuperclass();
-        }
-        Field[] fields = new Field[fieldList.size()];
-        fieldList.toArray(fields);
-        return fields;
-    }
-
-    private void byField(Field field, Object parameter, MemberEntity memberEntity) throws IllegalAccessException {
-        field.setAccessible(true);
-        Object local = field.get(parameter);
-        field.setAccessible(false);
-        if (local != null) {
-            field.setAccessible(true);
-            field.set(parameter, memberEntity.getUsername());
-            field.setAccessible(false);
+    public void injectForInsert(Object o) {
+        MemberEntity member = LoginUserUtils.getAppLoginUser();
+        if (o instanceof BaseEntity) {
+            BaseEntity baseEntity = (BaseEntity) o;
+            baseEntity.setCreateBy(member.getUsername());
+            baseEntity.setUpdateBy(member.getUsername());
+            baseEntity.setCreateTime(new Date());
+            baseEntity.setUpdateTime(new Date());
         }
     }
 
-    private void timeField(Field field, Object parameter, MemberEntity memberEntity) throws IllegalAccessException {
-        field.setAccessible(true);
-        Object local_createBy = field.get(parameter);
-        field.setAccessible(false);
-        if (local_createBy != null) {
-            field.setAccessible(true);
-            field.set(parameter, new Date());
-            field.setAccessible(false);
+    public void injectForUpdate(Object o) {
+        MemberEntity member = LoginUserUtils.getAppLoginUser();
+        if (o instanceof BaseEntity) {
+            BaseEntity baseEntity = (BaseEntity) o;
+            baseEntity.setUpdateBy(member.getUsername());
+            baseEntity.setUpdateTime(new Date());
         }
     }
 }

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