X-Git-Url: http://git.salome-platform.org/gitweb/?a=blobdiff_plain;f=src%2FXAOPlugin%2FXAOPlugin_IOperations.cxx;h=865ead17a22f433a435d01b3a00585349c59b33d;hb=c1d63ef1f803d255b61ee99fb618bf471add07f4;hp=101686759b6d15b9b3b0be22f2158e7bf0158ca7;hpb=df260abc619ded3d424fed72772226ca63e3c90b;p=modules%2Fgeom.git

diff --git a/src/XAOPlugin/XAOPlugin_IOperations.cxx b/src/XAOPlugin/XAOPlugin_IOperations.cxx
index 101686759..865ead17a 100644
--- a/src/XAOPlugin/XAOPlugin_IOperations.cxx
+++ b/src/XAOPlugin/XAOPlugin_IOperations.cxx
@@ -1,4 +1,4 @@
-// Copyright (C) 2014-2020  CEA/DEN, EDF R&D, OPEN CASCADE
+// Copyright (C) 2014-2023  CEA/DEN, EDF R&D, OPEN CASCADE
 //
 // This library is free software; you can redistribute it and/or
 // modify it under the terms of the GNU Lesser General Public
@@ -136,6 +136,9 @@ bool XAOPlugin_IOperations::exportGroups( std::list<Handle(GEOM_Object)> groupLi
     XAO::Dimension dim = shapeEnumToDimension(shapeGroup);
     XAO::Group* group = xaoObject->addGroup(dim, currGroup->GetName().ToCString());
 
+    // Group can be empty
+    if (groupIds.IsNull()) continue;
+
     switch (shapeGroup)
     {
     case TopAbs_VERTEX:
@@ -179,7 +182,7 @@ bool XAOPlugin_IOperations::exportGroups( std::list<Handle(GEOM_Object)> groupLi
 
 void XAOPlugin_IOperations::exportFields( std::list<Handle(GEOM_Field)> fieldList,
                                           XAO::Xao* xaoObject,
-                                          XAO::BrepGeometry* geometry )
+                                          XAO::BrepGeometry* /*geometry*/ )
 {
   std::list<Handle(GEOM_Field)>::iterator fieldIterator = fieldList.begin();
   while (fieldIterator != fieldList.end())
@@ -531,13 +534,19 @@ bool XAOPlugin_IOperations::ImportXAO( const char* fileName,
 
     // build an array with the indexes of the sub shapes
     int nbElt = xaoGroup->count();
-    Handle(TColStd_HArray1OfInteger) array = new TColStd_HArray1OfInteger(1, nbElt);
-    int j = 0;
-    for (std::set<int>::iterator it = xaoGroup->begin(); it != xaoGroup->end(); ++it)
-    {
-      int index = (*it);
-      std::string ref = xaoGeometry->getElementReference(xaoGroup->getDimension(), index);
-      array->SetValue(++j, XAO::XaoUtils::stringToInt(ref));
+    Handle(TColStd_HArray1OfInteger) array;
+    if (nbElt > 0) {
+      array = new TColStd_HArray1OfInteger(1, nbElt);
+      int j = 0;
+      for (std::set<int>::iterator it = xaoGroup->begin(); it != xaoGroup->end(); ++it) {
+        int index = (*it);
+        std::string ref = xaoGeometry->getElementReference(xaoGroup->getDimension(), index);
+        array->SetValue(++j, XAO::XaoUtils::stringToInt(ref));
+      }
+    }
+    else { // empty group
+      array = new TColStd_HArray1OfInteger(1, 1);
+      array->SetValue(1, -1);
     }
 
     // create the group with the array of sub shapes indexes