Validation of java fields

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People as I do a check in java SE for some data, to return a message and ask again this information if it is incorrect, in an elegant way following the good practices of object orientation?

java validation

  • I believe that question is mainly based on opinions and such questions are not accepted here. You can edit your question if you have a more concrete question...

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See if you can help:

if (txtNome.getText().isEmpty()) {
     exibeMensagem();
     txtNome.requestFocus();
     return;
}

If it doesn’t help, improve your question a little and specify your problem better, as @Jéferson Bueno suggested.

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