{"role_id":2,"role":"user"},{"role_id":3,"role":"admin"},{"role_id":4,"role":"supeadmin"}
From this JSON String how can i get all the values in jsp page
Basically all you need is Json API for java to parse json. Here's the useful link http://examples.javacodegeeks.com/core-java/json/java-json-parser-example/
[{"role_id":2,"role":"user"},{"role_id":3,"role":"admin"},{"role_id":4,"role":"supeadmin"}]