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gudii9
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map interface methods

Hi,
I wonder why Map interface has equals() and hashCode() methods again in Entry  method as they are already there before?

[i]boolean
equals(Object
paramObject);
int
hashCode();[/i]
public
static
abstract
interface
[b]Entry[/b]<K,
V>
{
K
getKey();
V
getValue();
V
setValue(V
paramV);
boolean
equals(Object
paramObject);
int
hashCode();
}

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please advise
JavaJava EEProgramming Languages-OtherProgrammingProgramming Theory

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Last Comment
dpearson

8/22/2022 - Mon