Modify the data submitted to jump the interface but not written data library

CodePudding user response:

Dao to new out of it, you can't use a spring

CodePudding user response:

Have an error, please don't suggest you a a debug to find the reason

CodePudding user response:

Post code don't see any problem, the problem depends on supplierdao. Edit (), and go in and have a look, have not set up the database connection, etc.,

CodePudding user response:

Edit method,
Possible reasons for
Edit method returns a Boolean type to tell you whether success,
Edit method to try the code block, you can't see the error, think success,
Also, the parameters of the object to pass, it is very low,