public object SearchScalar(string query)
{
string typeName, primaryKeyName, primaryKeyStrValue;
if (_query_process(query, out typeName, out primaryKeyName, out primaryKeyStrValue))
{
Type t = _get_type_by_name(typeName);
ClassInfo schemeInfo = m_catalogTree.Search(t.FullName);
if (schemeInfo != null)
{
object keyValue = Types.GetValue(primaryKeyStrValue, Types.GetInternalType(Types.GetClassFieldType(t, primaryKeyName)));
OOD.Imp.Storage.ObjectTree ot = _get_object_tree(schemeInfo.TopNodeSId);
ObjectInfo oInfo = ot.SearchObject(keyValue);
if (oInfo != null)
{
object result = _get_object_from_storage(oInfo, primaryKeyName, t, schemeInfo);
return(result);
}
else
{
return(null);
}
}
else
{
return(null);
}
}
else
{
return(null);
}
}
public object _get_object_from_storage(ObjectInfo back, string primaryKeyName, Type tp, ClassInfo cinfo)
{
object result = tp.InvokeMember(null,
BindingFlags.Public | BindingFlags.NonPublic |
BindingFlags.Instance | BindingFlags.CreateInstance, null, null, null);
//put the primary key back
tp.InvokeMember(
primaryKeyName,
BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.SetField | BindingFlags.Instance,
null,
result,
new object[] { back.PrimaryKeyValue });
//put other fields back
for (int i = 0; i < cinfo.FieldNames.Length; i++)
{
FieldInfo field = tp.GetField(cinfo.FieldNames[i], BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance);
tp.InvokeMember(
cinfo.FieldNames[i],
BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.SetField | BindingFlags.Instance,
null,
result,
new object[] { Types.GetValue(back.SerializedOtherFieldValues[i], Types.GetInternalType(field.FieldType)) });
}
return(result);
}
