How to create a 2 way map in java

Question

I need a data structure to store string-int value pairs in an 1:1 relationship, and being able too look up from either way their counterpart.

I wrote a class with a

Answer 1

Using Guava,

    HashBiMap map = HashBiMap.create();

    map.put("name", "Sohail");
    map.put("country", "Pakistan");

    Log.d("tag", "name is " + map.get("name"));


    BiMapinvmap= map.inverse();

    Log.d("tag", "Pakistan is a " + invmap.get("Pakistan"));

read complete tutorial here.