1 files changed, 24 insertions, 0 deletions
diff --git a/activejob/lib/active_job/queue_adapter.rb b/activejob/lib/active_job/queue_adapter.rb
new file mode 100644
index 0000000000..8f2f8b86ea
--- /dev/null
+++ b/activejob/lib/active_job/queue_adapter.rb
@@ -0,0 +1,24 @@
+require 'active_job/queue_adapters/inline_adapter'
+require 'active_support/core_ext/string/inflections'
+
+module ActiveJob
+  module QueueAdapter
+    mattr_reader(:queue_adapter) { ActiveJob::QueueAdapters::InlineAdapter }
+
+    def queue_adapter=(name_or_adapter)
+      @@queue_adapter = \
+        case name_or_adapter
+        when Symbol, String
+          load_adapter(name_or_adapter)
+        when Class
+          name_or_adapter
+        end
+    end
+
+    private
+      def load_adapter(name)
+        require "active_job/queue_adapters/#{name}_adapter"
+        "ActiveJob::QueueAdapters::#{name.to_s.camelize}Adapter".constantize
+      end
+  end
+end
+\ No newline at end of file