--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Framework/Oracle/OracleCommandBase.cpp	Tue Nov 05 22:39:25 2019 +0100
@@ -0,0 +1,67 @@
+/**
+ * Stone of Orthanc
+ * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
+ * Department, University Hospital of Liege, Belgium
+ * Copyright (C) 2017-2019 Osimis S.A., Belgium
+ *
+ * This program is free software: you can redistribute it and/or
+ * modify it under the terms of the GNU Affero General Public License
+ * as published by the Free Software Foundation, either version 3 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Affero General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ **/
+
+
+#include "OracleCommandBase.h"
+
+#include <Core/OrthancException.h>
+
+namespace OrthancStone
+{
+  void OracleCommandBase::AcquirePayload(Orthanc::IDynamicObject* payload)
+  {
+    if (payload == NULL)
+    {
+      throw Orthanc::OrthancException(Orthanc::ErrorCode_NullPointer);
+    }
+    else
+    {
+      payload_.reset(payload);
+    }    
+  }
+
+
+  Orthanc::IDynamicObject& OracleCommandBase::GetPayload() const
+  {
+    if (HasPayload())
+    {
+      return *payload_;
+    }
+    else
+    {
+      LOG(ERROR) << "OracleCommandBase::GetPayload(): (!HasPayload())";
+      throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls);
+    }
+  }
+
+
+  Orthanc::IDynamicObject* OracleCommandBase::ReleasePayload()
+  {
+    if (HasPayload())
+    {
+      return payload_.release();
+    }
+    else
+    {
+      LOG(ERROR) << "OracleCommandBase::ReleasePayload(): (!HasPayload())";
+      throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls);
+    }
+  }
+}