Remove duplicate values of custom object in arraylist

Question

How to remove duplicate values from Arraylist that have a custom object. As I have an array list of the custom object. Custom object(POJO) has many duplicate entries of latitude and longitude.

post your arraylist and custom POJO

primo
– primo

2019-05-11 05:44:11 +00:00
Commented May 11, 2019 at 5:44 — primo
– primo, Commented May 11, 2019 at 5:44
What did you try so far?

danielspaniol
– danielspaniol

2019-05-11 06:41:36 +00:00
Commented May 11, 2019 at 6:41 — danielspaniol
– danielspaniol, Commented May 11, 2019 at 6:41

Ankit Dubey · Accepted Answer · 2019-05-11 05:48:51Z

4

Override hashCode() and equals() method in your POJO and use LinkedHashSet instead of ArrayList. LinkedHashSet automatically removes all duplicate objects. e.g.

java.util.LinkedHashSet<YourPojo> uniqueObjects =new java.util.LinkedHashSet<>();

answered May 11, 2019 at 5:48

Ankit Dubey

1,1901 gold badge10 silver badges13 bronze badges

Sign up to request clarification or add additional context in comments.

1 Comment

xp Android Over a year ago

Thank you so much Ankit. Your solution is really helpful for me.

Collectives™ on Stack Overflow

Remove duplicate values of custom object in arraylist

1 Answer 1

1 Comment

Your Answer

Hot Network Questions

Collectives™ on Stack Overflow

1 Answer 1

1 Comment

Your Answer

Sign up or log in

Post as a guest

Related