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Optional

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19 of 20

19 of 20

Optional and Field

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Classroom Contents

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  1. 1 Introduction
  2. 2 API without Optional
  3. 3 Optional
  4. 4 Find
  5. 5 Get
  6. 6 IsPresent
  7. 7 Optional Get
  8. 8 Optional Or Else
  9. 9 Optional Map
  10. 10 Chaining Methods
  11. 11 Filter Method
  12. 12 If Present
  13. 13 Static Methods
  14. 14 New Methods
  15. 15 Examples
  16. 16 Optional Methods
  17. 17 Optional History
  18. 18 Optional Serializable
  19. 19 Optional and Field
  20. 20 Summary Conclusion

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