protected void validateSqlString ( String originalSql ) { if ( originalSql == null ) { throw new IllegalArgumentException ( ERROR_SQL_QUERY_NULL ) ; } if ( processor . hasUnnamedParameters ( originalSql ) == true ) { throw new IllegalArgumentException ( ERROR_FOUND_UNNAMED_PARAMETER ) ; } }
Checks if original SQL string valid . If string contains some unnamed ? parameters - it is considered unvalid