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;; Copyright (c) Stephen C. Gilardi. All rights reserved. The use and
;; distribution terms for this software are covered by the Common Public
;; License 1.0 (http://opensource.org/licenses/cpl.php) which can be found
;; in the file CPL.TXT at the root of this distribution. By using this
;; software in any fashion, you are agreeing to be bound by the terms of
;; this license. You must not remove this notice, or any other, from this
;; software.
;;
;; internal definitions for clojure.contrib.sql
;;
;; scgilardi (gmail)
;; Created 3 October 2008
(ns clojure.contrib.sql.internal)
(def *db* {:connection nil :level 0})
(defn connection
"Returns the current database connection. Throws an exception if there is
no curent connection."
[]
(if-let connection (:connection *db*)
connection
(throw (Exception. "no current database connection"))))
(defn properties
"Converts a Clojure map from keywords or symbols to values into a
java.util.Properties object that maps the names of the keywords or
symbols to the String representation of the values"
[m]
(let [p (java.util.Properties.)]
(when m
(loop [[key & keys] (keys m)
[val & vals] (vals m)]
(.setProperty p (name key) (str val))
(when keys
(recur keys vals))))
p))
(defn the-str
"Returns the String represented by the String, Keyword, or Symbol x"
[x]
(if (instance? String x)
x
(name x)))
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