start segmenter in the corresponding hook method

sveseli · sveseli · commit 52a034c177ef · 2025-06-03T10:21:12.000-05:00
diff --git a/pvapy/hpc/dataProcessingController.py b/pvapy/hpc/dataProcessingController.py
@@ -74,7 +74,7 @@ def createDataPublisher(self, pvObject):
             configDict = {}
             if self.outputArgs:
                 configDict = json.loads(self.outputArgs)
-            return EjfatDataPublisher(outputChannel=self.outputChannel, configDict=configDict)
+            self.dataPublisher = EjfatDataPublisher(outputChannel=self.outputChannel, configDict=configDict)
         else:
             raise pva.InvalidState(f'Unsupported output mode: {self.outputMode}')
         if self.userDataProcessor:
diff --git a/pvapy/hpc/ejfatDataPublisher.py b/pvapy/hpc/ejfatDataPublisher.py
@@ -46,12 +46,17 @@ def __init__(self, outputChannel, configDict={}):
 
             self.logger.debug('Creating segmenter')
             self.segmenter = e2sar_py.DataPlane.Segmenter(self.ejfatUri, self.dataId, self.eventSourceId, sflags)
-            self.logger.debug('Starting segmenter')
-            self.segmenter.OpenAndStart()
         except Exception as ex:
             raise pva.ConfigurationError(f'Cannot initialize EJFAT data publisher: {ex}')
         self.logger.debug('Created EJFAT data publisher')
 
+    def start(self):
+        try:
+            self.logger.debug('Starting segmenter')
+            self.segmenter.OpenAndStart()
+        except Exception as ex:
+            raise pva.ConfigurationError(f'Cannot start EJFAT data publisher: {ex}')
+
     def updateOutputChannel(self, pvObject):
         try:
             buffer = pickle.dumps(pvObject)
