java - which collection is best to store key value pair but i have to perform search for both key & for value -


i have 2 properties name & phone number.my requirement is, user can search based on property , result should name & phone number.

case 1. if user search based on name,it should name , phone number.

case 2. if user search based on phone number,it should name , phone number..

please tell me,which collection best scenario.

you may use bimap. it's part of guava project.

a bidirectional map, map preserves uniqueness of values of keys. allows inverse view maps each of bimap's values associated key. guava has mutliple implementation types such hashbimap, immutablebimap, enumbimap , enumhashbimap.

you may have @ link.


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