Fix build cpp errors

Author: Michail-Antropov

examples/energy-management-app/energy-management-common/include/MeterIdentificationDelegate.h

@@ -46,8 +46,8 @@ class MeterIdentificationDelegate : public MeterIdentification::Delegate
     CHIP_ERROR SetMeterType(DataModel::Nullable<MeterTypeEnum>);
     CHIP_ERROR SetUtilityName(CharSpan & value);
     CHIP_ERROR SetPointOfDelivery(CharSpan & value);
-    CHIP_ERROR GetPowerThreshold(DataModel::Nullable<uint64_t>);
-    CHIP_ERROR GetPowerThresholdSource(DataModel::Nullable<PowerThresholdSourceEnum>);
+    CHIP_ERROR SetPowerThreshold(DataModel::Nullable<uint64_t>);
+    CHIP_ERROR SetPowerThresholdSource(DataModel::Nullable<PowerThresholdSourceEnum>);
 
 private:
     // Attribute storage

examples/energy-management-app/energy-management-common/src/MeterIdentificationDelegate.cpp

@@ -27,7 +27,6 @@ using namespace chip::app::DataModel;
 using namespace chip::app::Clusters;
 using namespace chip::app::Clusters::MeterIdentification;
 using namespace chip::app::Clusters::MeterIdentification::Attributes;
-using namespace chip::app::Clusters::MeterIdentification::Structs;
 
 using chip::app::Clusters::MeterIdentification::MeterTypeEnum;
 using chip::app::Clusters::MeterIdentification::PowerThresholdSourceEnum;
@@ -63,7 +62,7 @@ CHIP_ERROR MeterIdentificationDelegate::SetCustomerName(CharSpan & newValue)
     CharSpan oldValue = mCustomerName;
 
     mCustomerName = newValue;
-    if (oldValue != newValue)
+    if (!oldValue.data_equal(newValue))
     {
         // We won't log raw values since these could change frequently
         MatterReportingAttributeChangeCallback(mEndpointId, MeterIdentification::Id, CustomerName::Id);
@@ -77,7 +76,7 @@ CHIP_ERROR MeterIdentificationDelegate::SetUtilityName(CharSpan & newValue)
     CharSpan oldValue = mUtilityName;
 
     mUtilityName = newValue;
-    if (oldValue != newValue)
+    if (!oldValue.data_equal(newValue))
     {
         // We won't log raw values since these could change frequently
         MatterReportingAttributeChangeCallback(mEndpointId, MeterIdentification::Id, UtilityName::Id);
@@ -91,7 +90,7 @@ CHIP_ERROR MeterIdentificationDelegate::SetPointOfDelivery(CharSpan & newValue)
     CharSpan oldValue = mPointOfDelivery;
 
     mPointOfDelivery = newValue;
-    if (oldValue != newValue)
+    if (!oldValue.data_equal(newValue))
     {
         // We won't log raw values since these could change frequently
         MatterReportingAttributeChangeCallback(mEndpointId, MeterIdentification::Id, PointOfDelivery::Id);

src/app/clusters/meter-identification-server/meter-identification-server.h

@@ -50,7 +50,7 @@ struct Delegate
     virtual DataModel::Nullable<uint64_t> GetPowerThreshold()                       = 0;
     virtual DataModel::Nullable<PowerThresholdSourceEnum> GetPowerThresholdSource() = 0;
 
-    virtual CHIP_ERROR SetCustomerName(char * value) = 0;
+    virtual CHIP_ERROR SetCustomerName(CharSpan & value) = 0;
 
 protected:
     EndpointId mEndpointId = 0;