+++ /dev/null
-;;;; -*- Mode: LISP; Syntax: ANSI-Common-Lisp; Base: 10 -*-
-;;;; *************************************************************************
-;;;;
-;;;; $Id$
-;;;;
-;;;; CLSQL broadcast streams which can be used to monitor the
-;;;; flow of commands to, and results from, a database.
-;;;;
-;;;; This file is part of CLSQL.
-;;;;
-;;;; 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.
-;;;; *************************************************************************
-
-(in-package #:clsql-base)
-
-(defun start-sql-recording (&key (type :commands) (database *default-database*))
- "Begin recording SQL command or result traffic. By default the
-broadcast stream is just *STANDARD-OUTPUT* but this can be modified
-using ADD-SQL-STREAM or DELETE-SQL-STREAM. TYPE determines whether SQL
-command or result traffic is recorded, or both. It must be either
-:commands, :results or :both, and defaults to :commands. DATABASE
-defaults to *default-database*."
- (when (or (eq type :both) (eq type :commands))
- (setf (command-recording-stream database)
- (make-broadcast-stream *standard-output*)))
- (when (or (eq type :both) (eq type :results))
- (setf (result-recording-stream database)
- (make-broadcast-stream *standard-output*)))
- (values))
-
-(defun stop-sql-recording (&key (type :commands) (database *default-database*))
- "Stops recording of SQL command or result traffic. TYPE determines
-whether to stop SQL command or result traffic, or both. It must be
-either :commands, :results or :both, defaulting to :commands. DATABASE
-defaults to *default-database*."
- (when (or (eq type :both) (eq type :commands))
- (setf (command-recording-stream database) nil))
- (when (or (eq type :both) (eq type :results))
- (setf (result-recording-stream database) nil))
- (values))
-
-(defun sql-recording-p (&key (type :commands) (database *default-database*))
- "Returns t if recording of TYPE of SQL interaction specified is
-enabled. TYPE must be either :commands, :results, :both or :either.
-DATABASE defaults to *default-database*."
- (when (or (and (eq type :commands)
- (command-recording-stream database))
- (and (eq type :results)
- (result-recording-stream database))
- (and (eq type :both)
- (result-recording-stream database)
- (command-recording-stream database))
- (and (eq type :either)
- (or (result-recording-stream database)
- (command-recording-stream database))))
- t))
-
-(defun add-sql-stream (stream &key (type :commands)
- (database *default-database*))
- "Add the given STREAM as a component stream for the recording
-broadcast stream for the given SQL interaction TYPE. TYPE must be
-either :commands, :results, or :both, defaulting to :commands.
-DATABASE defaults to *default-database*."
- (when (or (eq type :both) (eq type :commands))
- (unless (member stream
- (list-sql-streams :type :commands :database database))
- (setf (command-recording-stream database)
- (apply #'make-broadcast-stream
- (cons stream (list-sql-streams :type :commands
- :database database))))))
- (when (or (eq type :both) (eq type :results))
- (unless (member stream (list-sql-streams :type :results :database database))
- (setf (result-recording-stream database)
- (apply #'make-broadcast-stream
- (cons stream (list-sql-streams :type :results
- :database database))))))
- stream)
-
-(defun delete-sql-stream (stream &key (type :commands)
- (database *default-database*))
- "Removes the given STREAM from the recording broadcast stream for
-the given TYPE of SQL interaction. TYPE must be either :commands,
-:results, or :both, defaulting to :commands. DATABASE defaults to
-*default-database*."
- (when (or (eq type :both) (eq type :commands))
- (setf (command-recording-stream database)
- (apply #'make-broadcast-stream
- (remove stream (list-sql-streams :type :commands
- :database database)))))
- (when (or (eq type :both) (eq type :results))
- (setf (result-recording-stream database)
- (apply #'make-broadcast-stream
- (remove stream (list-sql-streams :type :results
- :database database)))))
- stream)
-
-(defun list-sql-streams (&key (type :commands) (database *default-database*))
- "Returns the set of streams which the recording broadcast stream
-send SQL interactions of the given TYPE sends data. TYPE must be
-either :commands, :results, or :both, defaulting to :commands.
-DATABASE defaults to *default-database*."
- (let ((crs (command-recording-stream database))
- (rrs (result-recording-stream database)))
- (cond
- ((eq type :commands)
- (when crs (broadcast-stream-streams crs)))
- ((eq type :results)
- (when rrs (broadcast-stream-streams rrs)))
- ((eq type :both)
- (append (when crs (broadcast-stream-streams crs))
- (when rrs (broadcast-stream-streams rrs))))
- (t
- (error "Unknown recording type. ~A" type)))))
-
-(defun sql-stream (&key (type :commands) (database *default-database*))
- "Returns the broadcast streams used for recording SQL commands or
-results traffic. TYPE must be either :commands or :results defaulting
-to :commands while DATABASE defaults to *default-database*."
- (cond
- ((eq type :commands)
- (command-recording-stream database))
- ((eq type :results)
- (result-recording-stream database))
- (t
- (error "Unknown recording type. ~A" type))))
-
-(defun record-sql-command (expr database)
- (if database
- (with-slots (command-recording-stream)
- database
- (if command-recording-stream
- (format command-recording-stream "~&;; ~A ~A => ~A~%"
- (iso-timestring (get-time))
- (database-name database)
- expr)))))
-
-(defun record-sql-result (res database)
- (if database
- (with-slots (result-recording-stream)
- database
- (if result-recording-stream
- (format result-recording-stream "~&;; ~A ~A <= ~A~%"
- (iso-timestring (get-time))
- (database-name database)
- res)))))
-
-
-
projects / clsql.git / blobdiff