diff -r be27ed110b50 -r d8ac696cc51f buildframework/helium/external/helium-antlib/sysdef/demo/data/root/system_definition_layer3.xml
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/buildframework/helium/external/helium-antlib/sysdef/demo/data/root/system_definition_layer3.xml	Wed Dec 23 19:29:07 2009 +0200
@@ -0,0 +1,128 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!-- 
+============================================================================ 
+Name        : package_definition.xml 
+Part of     : Helium AntLib
+
+Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
+All rights reserved.
+This component and the accompanying materials are made available
+under the terms of the License "Eclipse Public License v1.0"
+which accompanies this distribution, and is available
+at the URL "http://www.eclipse.org/legal/epl-v10.html".
+
+Initial Contributors:
+Nokia Corporation - initial contribution.
+
+Contributors:
+
+Description:
+
+============================================================================
+-->
+<!DOCTYPE SystemDefinition [
+<!ELEMENT SystemDefinition ( systemModel | layer | package | collection | component)>
+<!ATTLIST SystemDefinition
+  schema CDATA #REQUIRED
+  id-namespace CDATA "http://www.symbian.org/system-definition"
+>
+<!-- this DTD describes schema="3.0.0" --> 
+
+<!-- all relative paths are relative to this file
+	all absolute paths are relative to the environment variable specified by the root attribute, or SRCROOT if not.  -->
+
+<!-- Container for metadata
+	meta, if present, should always be the first element in the parent 
+	 -->
+<!ELEMENT meta ANY>
+<!ATTLIST meta
+  href		CDATA #IMPLIED
+  type	CDATA "auto"
+  rel	CDATA "Generic"
+>
+
+<!-- systemModel element has name but no ID -->
+<!ELEMENT systemModel (meta*, layer+)>
+<!ATTLIST systemModel
+  name CDATA #IMPLIED
+>
+
+<!-- All items from layer down to component should have either @href or at least one valid child item.
+	Anything else will be considered a placeholder
+	-->
+
+<!ELEMENT layer (meta*, (package | collection)*)  >
+<!ATTLIST layer
+  id ID #REQUIRED
+  name CDATA #IMPLIED
+  href		CDATA #IMPLIED
+  levels NMTOKENS #IMPLIED
+  span CDATA #IMPLIED
+  before NMTOKEN #IMPLIED
+>
+
+<!ELEMENT package (meta*,  (package | collection)*)>
+ <!-- Nested packages are for backwards compatibility only -->
+<!ATTLIST package
+  id ID #REQUIRED
+  name CDATA #IMPLIED
+  version CDATA #IMPLIED
+  tech-domain CDATA #IMPLIED
+  href	 CDATA #IMPLIED
+  levels NMTOKENS #IMPLIED
+  span CDATA #IMPLIED
+  level NMTOKEN #IMPLIED
+  before NMTOKEN #IMPLIED  
+>
+
+<!ELEMENT collection (meta*, (component* ))>
+<!ATTLIST collection
+  id ID #REQUIRED
+  name CDATA #IMPLIED
+  href		CDATA #IMPLIED
+  level NMTOKEN #IMPLIED
+  before NMTOKEN #IMPLIED  
+>
+
+<!ELEMENT component (meta*, unit*)>
+<!-- contains units or is a placeholder -->
+<!ATTLIST component
+  id ID #REQUIRED
+  name CDATA #IMPLIED
+  href		CDATA #IMPLIED
+  deprecated CDATA #IMPLIED
+  introduced CDATA #IMPLIED
+  target  ( device | desktop | other ) "device"
+  purpose ( optional | mandatory | development ) "optional"  
+  class NMTOKENS #IMPLIED
+  filter CDATA #IMPLIED
+  before NMTOKEN #IMPLIED  
+  origin-model CDATA #IMPLIED
+>
+<!--
+	"filter" attribute is deprecated
+	"origin-model" attribute is only to be inserted by tools when merging models
+ 	recommended class values are: doc, config, plugin, tool, api -->
+
+<!ELEMENT unit EMPTY >
+<!ATTLIST unit
+  mrp CDATA #IMPLIED
+  bldFile CDATA #IMPLIED
+  base CDATA #IMPLIED
+  root CDATA #IMPLIED
+  version NMTOKEN #IMPLIED
+  prebuilt NMTOKEN #IMPLIED
+  late (yes|no) #IMPLIED
+  filter CDATA #IMPLIED
+  priority CDATA #IMPLIED
+>
+<!-- filter and priority are deprecated 
+	"root" attribute will usually be inserted by tools when merging models, although it can be set manually-->
+]>
+<SystemDefinition schema="3.0.0">
+  <systemModel name="Demo2">
+    <layer id="layer2" name="layer3" levels="demo">
+      <package id="package5" href="../layer2/package5/package_definition.xml"/>
+    </layer>
+  </systemModel>
+</SystemDefinition>