Is the order of values retrieved from a HashMap the insertion order

Question

I am trying figure out the order in which the values in a HashMap are/can be retrieved. Heres the code snippet for the same.

import java.util.HashMap;

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Answer 1

No, the order is not preserved in case of HashMap (if you want sorted implementation.) In case you want keys to be sorted, you can use TreeMap.

for example - {[3=1],[2=50],[20=4],[14=1]} -> HashMap

for TreeMap, you get - {[2=50],[3=1],[14=1],[20=4]} -> TreeMap