+;;;; -*- Mode: LISP; Syntax: ANSI-Common-Lisp; Base: 10 -*-
+;;;; *************************************************************************
+;;;; FILE IDENTIFICATION
+;;;;
+;;;; Name: classes.cl
+;;;; Purpose: Classes for High-level SQL interface
+;;;; Programmers: Kevin M. Rosenberg based on
+;;;; original code by Pierre R. Mai
+;;;; Date Started: Feb 2002
+;;;;
+;;;; $Id: classes.lisp,v 1.1 2002/09/30 10:19:01 kevin Exp $
+;;;;
+;;;; This file, part of CLSQL, is Copyright (c) 2002 by Kevin M. Rosenberg
+;;;; and Copyright (c) 1999-2001 by Pierre R. Mai
+;;;;
+;;;; CLSQL users are granted the rights to distribute and use this software
+;;;; as governed by the terms of the Lisp Lesser GNU Public License
+;;;; (http://opensource.franz.com/preamble.html), also known as the LLGPL.
+;;;; *************************************************************************
+
+(declaim (optimize (debug 3) (speed 3) (safety 1) (compilation-speed 0)))
+(in-package :clsql-base-sys)
+
+
+(defclass database ()
+ ((name :initform nil :initarg :name :reader database-name)
+ (connection-spec :initform nil :initarg :connection-spec :reader connection-spec
+ :documentation "Require to use connection pool")
+ (transaction-level :initform 0 :accessor transaction-level)
+ (transaction :initform nil :accessor transaction)
+ (conn-pool :initform nil :initarg :conn-pool :accessor conn-pool))
+ (:documentation
+ "This class is the supertype of all databases handled by CLSQL."))
+
+(defmethod print-object ((object database) stream)
+ (print-unreadable-object (object stream :type t :identity t)
+ (write-string (if (slot-boundp object 'name)
+ (database-name object)
+ "<unbound>")
+ stream)))
+
+;; Closed database idea and original code comes from UncommonSQL
+
+(defclass closed-database ()
+ ((name :initarg :name :reader database-name))
+ (:documentation
+ "This class represents databases after they are closed via 'disconnect'."))
+
+(defmethod print-object ((object closed-database) stream)
+ (print-unreadable-object (object stream :type t :identity t)
+ (write-string (if (slot-boundp object 'name)
+ (database-name object)
+ "<unbound>")
+ stream)))
+