Dion ksundong

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ksundong / MapAndFlatMapTest.java

Created February 15, 2020 05:53

Optional map() and flatMap() difference

	import org.junit.jupiter.api.BeforeEach;
	import org.junit.jupiter.api.Test;

	import java.util.Optional;

	import static org.assertj.core.api.Assertions.assertThat;

	class MapAndFlatMapTest {
	Person dion;