<dependency> <groupId>com.atlassian.annotations</groupId> <artifactId>atlassian-annotations</artifactId> <version>1.0.0</version> </dependency> import com.atlassian.annotations.ExperimentalApi; import com.atlassian.annotations.PublicApi; public class MyClass { @Nonnull private String name; @PublicApi public MyClass(String name) { this.name = name; } @Nullable public String getName() { return name; } @ExperimentalApi public void performAction() { } }