lib/openwfe/engine/file_persisted_engine.rb in openwferu-0.9.6 vs lib/openwfe/engine/file_persisted_engine.rb in openwferu-0.9.7

@@ -45,12 +45,17 @@
 
 
 module OpenWFE
 
     #
-    # An engine persisted to a tree of yaml files
+    # An engine persisted to a tree of yaml files.
     #
+    # Remember that once you have added the participants to a persisted
+    # engine, you should call its reload method, to reschedule expressions
+    # like 'sleep', 'cron', ... But if you do it before registering the
+    # participants you'll end up with broken processes.
+    #
     class FilePersistedEngine < Engine
 
         protected
 
             #
@@ -65,9 +70,14 @@
             end
     end
 
     #
     # An engine with a cache in front of its file persisted expression storage.
+    #
+    # Remember that once you have added the participants to a persisted
+    # engine, you should call its reload method, to reschedule expressions
+    # like 'sleep', 'cron', ... But if you do it before registering the
+    # participants you'll end up with broken processes.
     #
     class CachedFilePersistedEngine < Engine
 
         protected