question: public void putStyle ( String styleId , StyleSelector styleSelector ) { try { int id = Integer . parseInt ( styleId ) ; mMaxStyleId = Math . max ( mMaxStyleId , id ) ; } catch ( NumberFormatException e ) { } mStyles . put ( styleId , styleSelector ) ; }
target:  put the StyleSelector (Style or StyleMap) in the list of Shared Styles, associated to its styleId 