public virtual System.Collections.Generic.IDictionary <string, object> GetHistory(
     )
 {
     System.Collections.Generic.IDictionary <string, object> map = new NeoDatis.Tool.Wrappers.Map.OdbHashMap
                                                                   <string, object>();
     NeoDatis.Odb.Core.Layers.Layer2.Meta.ClassInfo ci = null;
     System.Collections.Generic.IEnumerator <NeoDatis.Odb.Core.Layers.Layer2.Meta.ClassInfo
                                             > iterator = allClassInfos.GetEnumerator();
     while (iterator.MoveNext())
     {
         ci = iterator.Current;
         map.Add(ci.GetFullClassName(), ci.GetHistory());
     }
     return(map);
 }