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Diffstat (limited to 'src/clojure/contrib/sql/internal')
-rw-r--r-- | src/clojure/contrib/sql/internal/internal.clj | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/src/clojure/contrib/sql/internal/internal.clj b/src/clojure/contrib/sql/internal/internal.clj new file mode 100644 index 00000000..e46e9108 --- /dev/null +++ b/src/clojure/contrib/sql/internal/internal.clj @@ -0,0 +1,45 @@ +;; 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))) |