How to get comma separated values in java from string : i have a string like

     [comment=null, mapping={client_unique_id=0, email=1, first_name=2, last_name=3, batch_id=4}, recordNumber=2, values=[sdsd, asdsdf.com, jjj, hhh, 24]]


Now i need to fetch only   **sdsd, asdsdf.com, jjj, hhh, 24**  from values.
How could i do this.
