TypeMismatchException: Provided id of the wrong type for class zhongfucheng.user.entity.User.

時間 2019-11-21

標籤 typemismatchexception provided wrong type class zhongfucheng.user.entity.user zhongfucheng user entity 简体版

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今天在使用SSH框架作項目的時候出現了這個錯誤，找了我很是很是多的時間！！！！！！！java

Struts Problem Report

Struts has detected an unhandled exception: 


Messages: 1.Provided id of the wrong type for class zhongfucheng.user.entity.User. Expected: class java.lang.String, got class zhongfucheng.user.entity.User
2.Provided id of the wrong type for class zhongfucheng.user.entity.User. Expected: class java.lang.String, got class zhongfucheng.user.entity.User; nested exception is org.hibernate.TypeMismatchException: Provided id of the wrong type for class zhongfucheng.user.entity.User. Expected: class java.lang.String, got class zhongfucheng.user.entity.User

File: org/hibernate/event/def/DefaultLoadEventListener.java 
Line number: 135

去網上搜也有相似的，通常都是Integer和String匹配不一樣。。。而我明明要的是String,給了我一個User對象。markdown

Expected: class java.lang.String, got class zhongfucheng.user.entity.User

原來我在Service層的時候根據id刪除記錄，我把對象傳遞過去了。由於個人User對象也實現了Serializable接口！！！！這樣就沒有報任何錯誤！！！app

本來我只要把id傳遞過去就好了！！！！！！我傳了對象！！！很煩！！！！！框架

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