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Immutability in Java

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Avatar for Piotr Kafel Piotr Kafel
March 19, 2013
Programming
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Immutability in Java

Avatar for Piotr Kafel

Piotr Kafel

March 19, 2013
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Transcript

  1. Immutability in Java by Piotr Kafel (@PiotrKafel)

  2. What does it mean that object is immutable ? Collections.unmodifiableCollection()

    ? Do we have some examples in JDK ?

  3. Why should I care ?

  4. How to ensure immutability ?

  5. None
  6. None

  7. But what to do in such a case ?

  8. "More computing sins are committed in the name of efficiency

    (without necessarily achieving it) than for any other single reason — including blind stupidity." W.A. Wulf

  9. Thank you !