Java / Map and its implementations
Does IdentityHashMap use hashcode method?
No. IdentityHashMap does not use
hashCode method instead it uses
System.identityHashCode() method. It neither use equals method instead uses == reference equality operator.
IdentityHashMap class is not a general-purpose Map implementation; it intentionally violates Map's general contract to use equals method when comparing objects.
This class is designed for use only in the rare case scenario where reference-equality semantics are required.
Dogecoin! Earn free bitcoins up to $250 now by signing up.
Earn bitcoins upto $250 (free), invest in other Cryptocurrencies when you signup with blockfi. Use the referral link: Signup now and earn!
Using BlockFi, don't just buy crypto - start earning on it. Open an interest account with up to 8.6% APY, trade currencies, or borrow money without selling your assets.
Invest now!!! Get Free equity stock (US, UK only)!
Use Robinhood app to invest in stocks. It is safe and secure. Use the Referral link to claim your free stock when you sign up!.
The Robinhood app makes it easy to trade stocks, crypto and more.
More Related questions...