Fix tiny memory leak in HiveTestAlgorithm

GaudiHive/include/GaudiHive/HiveTestAlgorithm.h

@@ -41,6 +41,6 @@ private:
   Gaudi::Property<std::vector<std::string>> m_inputs{this, "Input", {}, "List of required inputs"};
   Gaudi::Property<std::vector<std::string>> m_outputs{this, "Output", {}, "List of provided outputs"};
 
-  std::vector<DataObjectHandle<DataObject>*> m_inputHandles;
-  std::vector<DataObjectHandle<DataObject>*> m_outputHandles;
+  std::vector<std::unique_ptr<DataObjectHandle<DataObject>>> m_inputHandles;
+  std::vector<std::unique_ptr<DataObjectHandle<DataObject>>> m_outputHandles;
 };

GaudiHive/src/HiveTestAlgorithm.cpp

@@ -40,7 +40,7 @@ StatusCode HiveTestAlgorithm::initialize() {
   int i = 0;
   for ( auto k : m_inputs ) {
     debug() << "adding input key " << k << endmsg;
-    m_inputHandles.push_back( new DataObjectHandle<DataObject>( k, Gaudi::DataHandle::Reader, this ) );
+    m_inputHandles.emplace_back( std::make_unique<DataObjectHandle<DataObject>>( k, Gaudi::DataHandle::Reader, this ) );
     declareProperty( "dummy_in_" + std::to_string( i ), *( m_inputHandles.back() ) );
     i++;
   }
@@ -48,7 +48,8 @@ StatusCode HiveTestAlgorithm::initialize() {
   i = 0;
   for ( auto k : m_outputs ) {
     debug() << "adding output key " << k << endmsg;
-    m_outputHandles.push_back( new DataObjectHandle<DataObject>( k, Gaudi::DataHandle::Writer, this ) );
+    m_outputHandles.emplace_back(
+        std::make_unique<DataObjectHandle<DataObject>>( k, Gaudi::DataHandle::Writer, this ) );
     declareProperty( "dummy_out_" + std::to_string( i ), *( m_outputHandles.back() ) );
     i++;
   }