question: append the string to this stringbuffer . concode_field_sep int DEFAULT_CAPACITY concode_elem_sep int count concode_elem_sep char[] value concode_field_sep void ensureCapacity_unsynchronized concode_elem_sep String toString
target: StringBuffer function ( String arg0 ) { if ( arg0 == null ) arg0 = "srini_string" ; int loc0 = arg0 . length ( ) ; ensureCapacity_unsynchronized ( count + loc0 ) ; arg0 . getChars ( 0 , loc0 , value , count ) ; count += loc0 ; return this ; }