From 251547e79e3be035864d1cc0a11ed9c56f7b25d7 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E7=96=AF=E7=8B=82=E7=9A=84=E7=8B=AE=E5=AD=90li?=
 <15040126243@163.com>
Date: Sun, 25 Apr 2021 09:19:38 +0800
Subject: [PATCH] =?UTF-8?q?update=20=E9=87=8D=E5=86=99MP=E6=B3=A8=E5=85=A5?=
 =?UTF-8?q?=E5=99=A8?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../CreateAndUpdateMetaObjectHandler.java     | 52 ++++++++-----------
 1 file changed, 21 insertions(+), 31 deletions(-)

diff --git a/ruoyi-framework/src/main/java/com/ruoyi/framework/mybatisplus/CreateAndUpdateMetaObjectHandler.java b/ruoyi-framework/src/main/java/com/ruoyi/framework/mybatisplus/CreateAndUpdateMetaObjectHandler.java
index 7c0922e3..4797a64b 100644
--- a/ruoyi-framework/src/main/java/com/ruoyi/framework/mybatisplus/CreateAndUpdateMetaObjectHandler.java
+++ b/ruoyi-framework/src/main/java/com/ruoyi/framework/mybatisplus/CreateAndUpdateMetaObjectHandler.java
@@ -7,49 +7,39 @@ import org.apache.ibatis.reflection.MetaObject;
 import java.util.Date;
 
 /**
- * @author woo
- * @date 2021/3/11
+ * MP注入处理器
+ * @author Lion Li
+ * @date 2021/4/25
  */
 public class CreateAndUpdateMetaObjectHandler implements MetaObjectHandler {
+
 	@Override
 	public void insertFill(MetaObject metaObject) {
-		//region 处理创建人信息
-		Object createBy = this.getFieldValByName("createBy", metaObject);
-		Object createTime = this.getFieldValByName("createTime", metaObject);
-		if (createBy == null) {
-			createBy = SecurityUtils.getUsername();
-			this.setFieldValByName("createBy", createBy, metaObject);
+		//根据属性名字设置要填充的值
+		if (metaObject.hasGetter("createTime")) {
+			if (metaObject.getValue("createTime") == null) {
+				this.setFieldValByName("createTime", new Date(), metaObject);
+			}
 		}
-		if (createTime == null) {
-			createTime = new Date();
-			this.setFieldValByName("createTime", createTime, metaObject);
+		if (metaObject.hasGetter("createBy")) {
+			if (metaObject.getValue("createBy") == null) {
+				this.setFieldValByName("createBy", SecurityUtils.getUsername(), metaObject);
+			}
 		}
-		//endregion
 	}
 
 	@Override
 	public void updateFill(MetaObject metaObject) {
-		//region 处理修改人信息
-		Object updateBy = this.getFieldValByName("updateBy", metaObject);
-		Object updateTime = this.getFieldValByName("updateTime", metaObject);
-		if (updateBy == null) {
-			updateBy = SecurityUtils.getUsername();
-			this.setFieldValByName("updateBy", updateBy, metaObject);
+		if (metaObject.hasGetter("updateBy")) {
+			if (metaObject.getValue("updateBy") == null) {
+				this.setFieldValByName("updateBy", SecurityUtils.getUsername(), metaObject);
+			}
 		}
-		if (updateTime == null) {
-			updateTime = new Date();
-			this.setFieldValByName("updateTime", updateTime, metaObject);
+		if (metaObject.hasGetter("updateTime")) {
+			if (metaObject.getValue("updateTime") == null) {
+				this.setFieldValByName("updateTime", new Date(), metaObject);
+			}
 		}
-		//endregion
 	}
 
-	@Override
-	public boolean openInsertFill() {
-		return true;
-	}
-
-	@Override
-	public boolean openUpdateFill() {
-		return true;
-	}
 }