db_op: composed op: post_op_exec_hook() - provide room for post-sub-op logic

2 files changed, 5 insertions, 1 deletions

diff --git a/src/server/db_controller.py b/src/server/db_controller.py
index 5d3618ff..33b595de 100644
--- a/src/server/db_controller.py
+++ b/src/server/db_controller.py
@@ -32,7 +32,7 @@ class DB_Controller:
 
             for sub_op in op.iter__sub_op():
                 sub_op_ret = self.exec_op(sub_op)  # recursive call
-                op.inter_op_exec_hook(sub_op_ret)
+                op.post_sub_op_exec_hook(sub_op, sub_op_ret)
 
             op_ret = op.process_result_set()
             return op_ret
diff --git a/src/server/db_op.py b/src/server/db_op.py
index 2fc7cefc..f28dc320 100644
--- a/src/server/db_op.py
+++ b/src/server/db_op.py
@@ -177,8 +177,12 @@ class DB_composed_op(DB_op):
         for s_op in self.sub_op_set:
             yield s_op
 
+    def post_sub_op_exec_hook(self, prv_sub_op, prv_sub_op_ret):
         """
+        Called after each successful sub-op execution. Throwing an exception here
+        will prevent the execution of the subsequent sub_op's.
         """
+        pass
 
     def process_result_set(self):
         ret = []