Bug 184762 BIRT Model - Enhancments to the level defintion
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/writer/ModuleWriter.java
writer.attribute( DesignSchemaConstants.NAME_ATTRIB, name );
			String extendsFrom = obj.getExtendsName( );
			if ( !StringUtil.isBlank( extendsFrom ) )
				writer.attribute( DesignSchemaConstants.EXTENDS_ATTRIB,
						extendsFrom );
			writer.attribute( DesignSchemaConstants.ID_ATTRIB, new Long( obj
					.getID( ) ).toString( ) );
			
			List props = extDefn.getProperties( );
			for ( int i = 0; i < props.size( ); i++ )
			{
				PropertyDefn prop = (PropertyDefn) props.get( i );
				String propName = prop.getName( );
				if ( IDesignElementModel.NAME_PROP.equals( propName )
						|| IExtendedItemModel.EXTENSION_NAME_PROP
								.equals( propName )
						|| IDesignElementModel.EXTENDS_PROP.equals( propName ) )
					continue;
				
				
				
				
				
				switch ( prop.getTypeCode( ) )
				{
					case IPropertyType.LIST_TYPE :
						writeSimplePropertyList( obj, propName );
						break;
					case IPropertyType.XML_TYPE :
						writeProperty( obj, ModelUtil