:accessor object-definition
:initarg :definition
:initform nil)
- (version
- :accessor object-version
- :initarg :version
- :initform 0)
(key-slots
:accessor key-slots
:initform nil)
:initform nil))
(:documentation "VIEW-CLASS metaclass."))
-#+lispworks
-(defmacro push-on-end (value location)
- `(setf ,location (nconc ,location (list ,value))))
-
-;; As Heiko Kirscke (author of PLOB!) would say: !@##^@%! Lispworks!
-#+lispworks
-(defconstant +extra-slot-options+ '(:column :db-kind :db-reader :nulls-ok
- :db-writer :db-type :db-info))
-
-#+lispworks
-(define-setf-expander assoc (key alist &environment env)
- (multiple-value-bind (temps vals stores store-form access-form)
- (get-setf-expansion alist env)
- (let ((new-value (gensym "NEW-VALUE-"))
- (keyed (gensym "KEYED-"))
- (accessed (gensym "ACCESSED-"))
- (store-new-value (car stores)))
- (values (cons keyed temps)
- (cons key vals)
- `(,new-value)
- `(let* ((,accessed ,access-form)
- (,store-new-value (assoc ,keyed ,accessed)))
- (if ,store-new-value
- (rplacd ,store-new-value ,new-value)
- (progn
- (setq ,store-new-value
- (acons ,keyed ,new-value ,accessed))
- ,store-form))
- ,new-value)
- `(assoc ,new-value ,access-form)))))
-
-#+lispworks
-(defmethod clos::canonicalize-defclass-slot :around
- ((prototype standard-db-class) slot)
- "\\lw\\ signals an error on unknown slot options; so this method
-removes any extra allowed options before calling the default method
-and returns the canonicalized extra options concatenated to the result
-of the default method. The extra allowed options are the value of the
-\\fcite{+extra-slot-options+}."
- (let ((extra-slot-options ())
- (rest-options ())
- (result ()))
- (do ((olist (cdr slot) (cddr olist)))
- ((null olist))
- (let ((option (car olist)))
- (cond
- ((find option +extra-slot-options+)
- ;;(push (cons option (cadr olist)) extra-slot-options))
- (setf (assoc option extra-slot-options) (cadr olist)))
- (t
- (push (cadr olist) rest-options)
- (push (car olist) rest-options)))))
- (setf result (call-next-method prototype (cons (car slot) rest-options)))
- (dolist (option extra-slot-options)
- (push-on-end (car option) result)
- (push-on-end `(quote ,(cdr option)) result))
- result))
+;;; Lispworks 4.2 and before requires special processing of extra slot and class options
-#+lispworks
-(defconstant +extra-class-options+ '(:base-table :version :schemas))
-
-#+lispworks
-(defmethod clos::canonicalize-class-options :around
- ((prototype standard-db-class) class-options)
- "\\lw\\ signals an error on unknown class options; so this method
-removes any extra allowed options before calling the default method
-and returns the canonicalized extra options concatenated to the result
-of the default method. The extra allowed options are the value of the
-\\fcite{+extra-class-options+}."
- (let ((extra-class-options nil)
- (rest-options ())
- (result ()))
- (dolist (o class-options)
- (let ((option (car o)))
- (cond
- ((find option +extra-class-options+)
- ;;(push (cons option (cadr o)) extra-class-options))
- (setf (assoc option extra-class-options) (cadr o)))
- (t
- (push o rest-options)))))
- (setf result (call-next-method prototype rest-options))
- (dolist (option extra-class-options)
- (push-on-end (car option) result)
- (push-on-end `(quote ,(cdr option)) result))
- result))
+(defvar +extra-slot-options+ '(:column :db-kind :db-reader :void-value :db-constraints
+ :db-writer :db-info))
+(defvar +extra-class-options+ '(:base-table))
+
+(dolist (slot-option +extra-slot-options+)
+ (process-slot-option standard-db-class slot-option))
+(dolist (class-option +extra-class-options+)
+ (process-class-option standard-db-class class-option))
(defmethod validate-superclass ((class standard-db-class)
(superclass standard-class))
((typep arg 'sql-ident)
(slot-value arg 'name))
((stringp arg)
- (intern (string-upcase arg)))))
+ (intern (symbol-name-default-case arg)))))
(defun column-name-from-arg (arg)
(cond ((symbolp arg)
((typep arg 'sql-ident)
(slot-value arg 'name))
((stringp arg)
- (intern (string-upcase arg)))))
+ (intern (symbol-name-default-case arg)))))
(defun remove-keyword-arg (arglist akey)
(defmethod initialize-instance :around ((class standard-db-class)
&rest all-keys
&key direct-superclasses base-table
- schemas version qualifier
+ qualifier
&allow-other-keys)
(let ((root-class (find-class 'standard-db-object nil))
(vmc (find-class 'standard-db-class)))
(car base-table)
base-table))
(class-name class)))))
- (setf (object-version class) version)
- (mapc (lambda (schema)
- (pushnew (class-name class) (gethash schema *object-schemas*)))
- (if (listp schemas) schemas (list schemas)))
(register-metaclass class (nth (1+ (position :direct-slots all-keys))
all-keys))))
(defmethod reinitialize-instance :around ((class standard-db-class)
&rest all-keys
- &key base-table schemas version
+ &key base-table
direct-superclasses qualifier
&allow-other-keys)
(let ((root-class (find-class 'standard-db-object nil))
direct-superclasses)
(remove-keyword-arg all-keys :direct-superclasses)))
(call-next-method)))
- (setf (object-version class) version)
- (mapc (lambda (schema)
- (pushnew (class-name class) (gethash schema *object-schemas*)))
- (if (listp schemas) schemas (list schemas)))
(register-metaclass class (nth (1+ (position :direct-slots all-keys))
all-keys)))
:initform nil
:documentation
"A single constraint or list of constraints for this column")
- (nulls-ok
- :accessor view-class-slot-nulls-ok
- :initarg :nulls-ok
+ (void-value
+ :accessor view-class-slot-void-value
+ :initarg :void-value
:initform nil
:documentation
- "If t, all sql NULL values retrieved from the database become nil; if nil,
-all NULL values retrieved are converted by DATABASE-NULL-VALUE")
+ "Value to store is the SQL value is NULL. Default is NIL.")
(db-info
:accessor view-class-slot-db-info
:initarg :db-info
(when (slot-boundp sd 'db-type)
(view-class-slot-db-type sd)))
- (setf (slot-value slotd 'nulls-ok)
- (view-class-slot-nulls-ok sd))
+ (setf (slot-value slotd 'void-value)
+ (view-class-slot-void-value sd))
;; :db-kind slot value defaults to :base (store slot value in
;; database)