question: select and set if specified the character encoding to be used to interpret request parameters for this request . concode_field_sep String encoding concode_elem_sep FilterConfig filterConfig concode_elem_sep boolean ignore concode_field_sep void init concode_elem_sep void destroy concode_elem_sep String selectEncoding
target: void function ( ServletRequest arg0 , ServletResponse arg1 , FilterChain arg2 ) { if ( ignore || ( arg0 . getCharacterEncoding ( ) == null ) ) { String loc0 = selectEncoding ( arg0 ) ; if ( loc0 != null ) arg0 . setCharacterEncoding ( loc0 ) ; } arg2 . doFilter ( arg0 , arg1 ) ; }