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Exercise

Annotations with video game sales

You want to validate video game sales to detect any mistakes in the data. Some sample data is shown below. Set up the VideoGameSale class attributes with annotations to check for empty fields and verify that fields meet certain values.

name platform year sales
Wii Sports Wii 2006 41.49
Super Mario Bros. NES 1985 29.08
Mario Kart Wii Wii 2008 15.85

jakarta.validation.constraints package has been imported for you.

Instructions

100 XP
  • Add annotations to check that name and platform are not empty.
  • Check that year is at least 1960.
  • Verify that sales is positive.