Defaults for patchRecord

Author: franzpoeschel

src/backend/PatchRecord.cpp

@@ -20,6 +20,7 @@
  */
 #include "openPMD/backend/PatchRecord.hpp"
 #include "openPMD/auxiliary/Memory.hpp"
+#include "openPMD/backend/ScientificDefaults.hpp"
 
 #include <iostream>
 
@@ -72,25 +73,8 @@ void PatchRecord::flush_impl(
 
 void PatchRecord::read()
 {
-    Parameter<Operation::READ_ATT> aRead;
-    aRead.name = "unitDimension";
-    IOHandler()->enqueue(IOTask(this, aRead));
-    IOHandler()->flush(internal::defaultFlushParams);
-
-    if (auto val = Attribute(Attribute::from_any, *aRead.m_resource)
-                       .getOptional<std::array<double, 7> >();
-        val.has_value())
-        this->setAttribute("unitDimension", val.value());
-    else
-        throw error::ReadError(
-            error::AffectedObject::Attribute,
-            error::Reason::UnexpectedContent,
-            {},
-            "Unexpected Attribute datatype for 'unitDimension' (expected an "
-            "array of seven floating point numbers, found " +
-                datatypeToString(
-                    Attribute(Attribute::from_any, *aRead.m_resource).dtype) +
-                ")");
+    internal::ScientificDefaults<PatchRecord>::readDefaults(
+        IOHandler()->m_standard);
 
     Parameter<Operation::LIST_DATASETS> dList;
     IOHandler()->enqueue(IOTask(this, dList));