增加AOP机制 在调用CrudRepository的save前将会对待保存对象的CreateTime和UpdateTIme进行更新

src/main/java/com/tykj/workflowcore/base/aop/EntityHandle.java

+package com.tykj.workflowcore.base.aop;
+
+import com.tykj.workflowcore.base.entity.BaseEntity;
+import org.aspectj.lang.JoinPoint;
+import org.aspectj.lang.annotation.Aspect;
+import org.aspectj.lang.annotation.Before;
+import org.springframework.stereotype.Component;
+
+import java.util.Date;
+
+import static java.util.Objects.isNull;
+
+/**
+ * @author C
+ */
+@Aspect
+@Component
+public class EntityHandle {
+
+    @Before("execution(* org.springframework.data.repository.CrudRepository.save(..)) && args(com.tykj.workflowcore.base.entity.BaseEntity))")
+    public void checkTimes(JoinPoint point) {
+        Object[] args = point.getArgs();
+        for (Object arg : args) {
+            BaseEntity entity = (BaseEntity) arg;
+            if (isNull(entity.getCreatedTime())){
+                entity.setCreatedTime(new Date());
+            }
+            entity.setUpdatedTime(new Date());
+        }
+    }
+
+}