Interface MergeFunction<K,V>
- Type Parameters:
K- - the type of the keysV- - the type of the values
- Functional Interface:
- This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.
Represents a merge function.
- Since:
- 6.7
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Method Summary
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Method Details
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apply
Applies this mapping function to the given arguments.- Parameters:
key- the keyoldValue- the old valuevalue- the value- Returns:
- the new value
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