handle sys.exit from thread

src/jflow/workflow.py

@@ -173,14 +173,16 @@ class Workflow(threading.Thread):
         self._serialize()
         # if not done yet, init the component nameids list before to run
         if not self.component_nameids_is_init:
-            self.process()
+            try: self.process()
+            except SystemExit, e: print e
             self.component_nameids_is_init = True
             self._serialize()
         self.process()
         if len(self.components) > 0:
             self._execute_weaver()
         self._serialize()
-        self.post_process()
+        try: self.process()
+        except SystemExit, e: print e
         if self.status == self.STATUS_STARTED: self.status = self.STATUS_COMPLETED
         self.end_time = time.time()
         self._serialize()