question: read sigma from conf concode_field_sep Summation sigma concode_field_sep void readFields concode_elem_sep Summation getElement concode_elem_sep int hashCode concode_elem_sep boolean equals concode_elem_sep String toString concode_elem_sep int compareTo concode_elem_sep void write concode_elem_sep void write concode_elem_sep void write concode_elem_sep void write
target: Summation function ( Class < ? > arg0 , Configuration arg1 ) { return Summation . valueOf ( arg1 . get ( arg0 . getSimpleName ( ) + "srini_string" ) ) ; }