@Nullable annotation usage

by

It makes it clear that the method accepts null values, and that if you override the method, you should also accept null values.

It also serves as a hint for code analyzers like FindBugs. For example, if such a method dereferences its argument without checking for null first, FindBugs will emit a warning.

More Related Contents:

  1. What’s the difference between @Component, @Repository & @Service annotations in Spring?
  2. Scanning Java annotations at runtime
  3. Difference between and
  4. Where does the @Transactional annotation belong?
  5. Hibernate Annotations – Which is better, field or property access?
  6. @RequestBody and @ResponseBody annotations in Spring
  7. Difference between @Before, @BeforeClass, @BeforeEach and @BeforeAll
  8. Why java classes do not inherit annotations from implemented interfaces?
  9. How to inject a Map using the @Value Spring Annotation?
  10. JsonMappingException: No suitable constructor found for type [simple type, class ]: can not instantiate from JSON object
  11. Why does Eclipse complain about @Override on interface methods?
  12. Setting default values for columns in JPA
  13. How does lombok work?
  14. Why is javac failing on @Override annotation
  15. Which annotation should I use: @IdClass or @EmbeddedId
  16. How to configure MappingJacksonHttpMessageConverter while using spring annotation-based configuration?
  17. How to get annotations of a member variable?
  18. Java seek a method with specific annotation and its annotation element
  19. Use Enum type as a value parameter for @RolesAllowed-Annotation
  20. Hibernate Annotation Placement Question
  21. Spring: define @RequestMapping value in a properties file
  22. How to set String Array in Java Annotation
  23. How to create custom annotation with code behind
  24. How to get annotation class name, attribute values using reflection
  25. Name attribute in @Entity and @Table
  26. Spring MVC: difference between and tags? [duplicate]
  27. Why should anybody put annotations on the getters or setters when using JPA to map the classes?
  28. In Java why this error: ‘attribute value must be constant’?
  29. ElementType.LOCAL_VARIABLE annotation type
  30. how to make a composite primary key (java persistence annotation)

Leave a Comment