--- /dev/null
+<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"><HTML>\r
+<HEAD>\r
+<!-- hennerik CVSweb $Revision$ -->\r
+<TITLE>Example</TITLE></HEAD>\r
+<BODY BGCOLOR="#eeeeee">\r
+<HR noshade><PRE>#%AttributePersistentRef interface(creations/saving/restoring)%\r
+#%SALOMEDS methods : FindOrCreateAttribute, SaveAs, FindComponent FindAttribute Open%\r
+#%Attribute methods : SetValue, Value%\r
+\r
+# create AttributePersistentRef \r
+#===========================================================\r
+A = batchmode_geompy.myBuilder.FindOrCreateAttribute(batchmode_geompy.father, "AttributePersistentRef")\r
+if A == None :\r
+ raise RuntimeError, "Can't create AttributePersistentRef attribute"\r
+A = A._narrow(SALOMEDS.AttributePersistentRef)\r
+\r
+if A == None :\r
+ raise RuntimeError, "Can't create AttributePersistentRef attribute"\r
+\r
+A.SetValue("/tmp/test;1")\r
+\r
+# save / restore study \r
+#============================================================\r
+str= os.getenv("TmpDir")\r
+if str == None:\r
+ str = "/tmp"\r
+file = str+"/test.hdf"\r
+\r
+batchmode_geompy.myStudyManager.SaveAs(file, batchmode_geompy.myStudy)\r
+openedStudy = batchmode_geompy.myStudyManager.Open(file);\r
+\r
+if openedStudy == None:\r
+ raise RuntimeError, "Can't open saved study!"\r
+\r
+father = openedStudy.FindComponent("GEOM")\r
+if father is None:\r
+ raise RuntimeError, "Geom component is not found! Wrong study is opened." \r
+\r
+\r
+# find AttributePersistentRef\r
+#============================================================\r
+\r
+res,A=father.FindAttribute("AttributePersistentRef")\r
+if res == 0 or A == None:\r
+ raise RuntimeError, "Error: not found AttributePersistentRef"\r
+\r
+A = A._narrow(SALOMEDS.AttributePersistentRef)\r
+\r
+if A == None :\r
+ raise RuntimeError, "Can't create AttributePersistentRef attribute"\r
+\r
+if A.Value() != "/tmp/test;1":\r
+ "Error: wrong value of AttributePersistentRef"\r
+\r
+</PRE>
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