SINGLETABLESUBCLASS CANNOT BE CAST TO ROOTCLASS

July 24, 2019 posted by

Int primary key name: Sign up or log in Sign up using Google. Sign up using Facebook. Post Your Answer Discard By clicking “Post Your Answer”, you acknowledge that you have read our updated terms of service , privacy policy and cookie policy , and that your continued use of the website is subject to these policies. Invocation of init method failed; nested exception is java. You needn’t delete that part of the code from the question, now it’s all incomprehensible.

But don’t see how that should be part of the “id”. Error creating bean with name ‘sessionFactory’ defined in class path resource [database-config. Why the error message isn’t as suggestive as yours? Post Your Answer Discard By clicking “Post Your Answer”, you acknowledge that you have read our updated terms of service , privacy policy and cookie policy , and that your continued use of the website is subject to these policies. Post Your Answer Discard By clicking “Post Your Answer”, you acknowledge that you have read our updated terms of service , privacy policy and cookie policy , and that your continued use of the website is subject to these policies. Your mapping is wrong. Raveesh Sharma Raveesh Sharma 3 17

I have these entities; Person. Post as a guest Name.

Spring и JPA, как определить, в каких рамках находятся ошибки?

But if I removed the Id in either of my class, it would not allow me to save the object since I don’t have an identifier with my entity. Other inheritance strategies may require canbot to use different ID column name for each subentity, hence Id mapping can’t be inherited to subclasses and is declared explicitly.

Although Singldtablesubclass have seen quite a few forums, I am unabelt o decide on where I am making the mistake. Let’s say I would drop the Person class, but its field first name, last name would be placed in the Student class and Teacher class. Sign up using Email and Password. Sign up using Email and Password. Remove the Id from HumanMicroTask. Hi I have just started using Springwith Hibernate4 and roptclass.

  THE SICILIAN DEFENCE MIDSOMER MURDERS SYNOPSIS

I was trying to have a one table per concrete class which is the simplest way to get up and running with spring3 and ge 4. How can I do it without explicitly declaring the first name and last name on both classes? Failed to load ApplicationContext at org. Error creating bean with name ‘sessionFactory’ defined in class path resource [database-config. Rig why would you like to keep Id in the subclass? UnionSubclass cannot be cast to org.

Post as a guest Name. Stack Overflow works best with JavaScript enabled. My MicroTask class looks as follows:. You singletableaubclass have Id in a superclass and then add another Id in a subclass.

Can not Extending Customer as Tutorial – Broadleaf Commerce Discussion Forums

I keep getting the following exception Post Your Answer Discard By clicking “Post Your Answer”, you acknowledge that you have read our updated terms of serviceprivacy policy and cookie policyand that your continued use of the website is subject to these policies. Why the error message isn’t as suggestive as yours?

The “id” should uniquely identify any object in an inheritance tree and “Student” is also a “Person”. Post Your Answer Discard By clicking “Post Your Answer”, you acknowledge that you have read bd updated terms of serviceprivacy policy and cookie policyand that your continued use of the website is subject to these policies.

Invocation of init method failed; nested exception is java. There is no “right way” to design classes Sign up using Facebook.

Sign up or log in Sign up using Google. Varchar Child class will map to this: In future there may be several other classes extending from MicroTask. This is old, you may not answer, but what if my subclass table also has an identity column? RootClass on my research I stumbled upon this thread [Spring 3.

I’ve really no idea why you would contemplate dropping Person and duplicating info. Sign up or log in Sign up using Google. By clicking “Post Your Answer”, you acknowledge that you have read our updated terms of serviceprivacy policy and cookie policyand that your continued use of the website is subject to these policies. You needn’t delete that part of the code from the question, now it’s all incomprehensible.

  CINEMA MAJESTIC VESOUL PROGRAMME

However when i run my code.

ClassCastException while creating EntityManagerFactory

By clicking “Post Your Answer”, you acknowledge that you have read our updated terms of serviceprivacy policy and cookie policyand that your continued use of the website is subject to these policies. I had the same problem some time ago, since your parent class has a primary slngletablesubclass Int primary key name: By using our site, you acknowledge that you have read and understand our Cookie PolicyPrivacy Policyand our Terms of Service.

The error message is stupid and tells you nothing about the real cause; take that part up with Hibernate developers. Singletabledubclass Sharma Raveesh Sharma 3 17 RootClass Based from it, the reason for the exception is due to the Id in the Parent and Child class. Stack Overflow works best with JavaScript enabled.

I am not sure where I making the mistake. Sign up using Facebook. Email Required, but never shown. It is due to Id column in both classes. If you want to have different types of “person” you could have an extra field in Person about whether they are in education. I want a Person ID to identify a person outside the school and a Student ID to identify a person inside the school, is this possible?

Removing the Id annotation from subclasses is enough, or you can also probably delete the field, getters and setters, because the inheritance strategy InheritanceType.

Neil Stockton Neil Stockton 9, 3 20