user12106967
user12106967

Reputation:

Grid does not display data from datasource

I am using Rapidclipse X (Vaadin 14, JPA/Hibernate) and a MySql database. By means of JPA/hibernate i store input data from a UI into the MySql database. That works fine so far. However when i want to display the data inside a grid, nothing happens, only a grey line appears.

this.grid.setDataProvider(DataProvider.ofCollection(TestDAO.INSTANCE.findAll()));

That's how I try to get the data.

The grid gets displayed in a dialog. How do i make the grid visible in the dialog?

Upvotes: 0

Views: 203

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