From 3feab3354d757eb0e8052b5734241d14d7473af5 Mon Sep 17 00:00:00 2001
From: Martin Edenhofer <me@edenhofer.de>
Date: Thu, 15 Aug 2013 23:15:05 +0200
Subject: [PATCH] Added doc.

---
 lib/application_lib.rb | 31 +++++++++++++++++++++++++++----
 1 file changed, 27 insertions(+), 4 deletions(-)

diff --git a/lib/application_lib.rb b/lib/application_lib.rb
index 9f0dae9e3..f4f208865 100644
--- a/lib/application_lib.rb
+++ b/lib/application_lib.rb
@@ -1,4 +1,17 @@
 class ApplicationLib
+
+=begin
+
+load adapter based on setting option
+
+  adapter = self.load_adapter_by_setting( 'some_setting_with_class_name' )
+
+returns
+
+  result = adapter_class
+
+=end
+
   def self.load_adapter_by_setting(setting)
     adapter = Setting.get( setting )
     return if !adapter
@@ -6,12 +19,22 @@ class ApplicationLib
     # load backend
     self.load_adapter(adapter)
   end
+
+=begin
+
+load adapter
+
+  adapter = self.load_adapter( 'some_class_name' )
+
+returns
+
+  result = adapter_class
+
+=end
+
   def self.load_adapter(adapter)
 
     # load adapter
-    backend = Object.const_get(adapter)
-
-    # return backend
-    return backend
+    Object.const_get(adapter)
   end
 end