From b78b3ac68a36248255c5859a5b89c4dfb27c1f1c Mon Sep 17 00:00:00 2001
From: "Robin.Mueller" <robin.mueller.m@gmail.com>
Date: Sun, 19 Apr 2020 22:17:14 +0200
Subject: [PATCH] added performOperationHook()

---
 devicehandlers/DeviceHandlerBase.cpp | 5 ++++-
 devicehandlers/DeviceHandlerBase.h   | 6 ++++++
 2 files changed, 10 insertions(+), 1 deletion(-)

diff --git a/devicehandlers/DeviceHandlerBase.cpp b/devicehandlers/DeviceHandlerBase.cpp
index 84e97819..3331f5f9 100644
--- a/devicehandlers/DeviceHandlerBase.cpp
+++ b/devicehandlers/DeviceHandlerBase.cpp
@@ -61,6 +61,7 @@ ReturnValue_t DeviceHandlerBase::performOperation(uint8_t counter) {
 		decrementDeviceReplyMap();
 		fdirInstance->checkForFailures();
 		hkSwitcher.performOperation();
+		performOperationHook();
 	}
 	if (mode == MODE_OFF) {
 		return RETURN_OK;
@@ -1275,6 +1276,8 @@ void DeviceHandlerBase::setTaskIF(PeriodicTaskIF* task_){
 			executingTask = task_;
 }
 
-// Default implementation empty.
+// Default implementations empty.
 void DeviceHandlerBase::debugInterface(uint8_t positionTracker,
 		object_id_t objectId, uint32_t parameter) {}
+
+void DeviceHandlerBase::performOperationHook() {}
diff --git a/devicehandlers/DeviceHandlerBase.h b/devicehandlers/DeviceHandlerBase.h
index f31e1b7b..d0c95a5a 100644
--- a/devicehandlers/DeviceHandlerBase.h
+++ b/devicehandlers/DeviceHandlerBase.h
@@ -469,6 +469,12 @@ protected:
 	 */
 	virtual ReturnValue_t getSwitches(const uint8_t **switches,
 			uint8_t *numberOfSwitches);
+
+	/**
+	 * @brief 	Hook function for child handlers which is called once per
+	 * 			performOperation(). Default implementation is empty.
+	 */
+	virtual void performOperationHook();
 public:
 	/**
 	 * @param parentQueueId