serialVersionUID for serizlizable class

 

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What does it mean: The serializable class does not declare a static final serialVersionUID field?

The serializable class VaadintestprojectApplication does not declare a static final serialVersionUID field of type long

  • What does this statement mean? I get an error for this.
  • What does serizlizable class do and why do we need to declare a static final for it.

    • 你应该看看Serializable javadoc，这比任何StackOverflow贡献者都更好地解释了这一点。

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