question: action method invoked from uploadservlet once it parses request with ` multipart/form-data ' form data and fetches uploaded file . concode_field_sep XMLParser xmlParser concode_elem_sep List<Book> catalog concode_elem_sep long serialVersionUID concode_elem_sep Errors errors concode_field_sep List<Book> getCatalog
target: void function ( InputStream arg0 ) { try { this . errors . getErrorMessages ( ) . clear ( ) ; this . catalog = xmlParser . parse ( arg0 ) ; } catch ( Exception loc0 ) { this . errors . addErrorMessage ( "srini_string" , loc0 ) ; return ; } }