Bug 196894 BIRT Cross tab, Cube - Time dimension enhancements
There were a couple of time dimension related enhancments planned post BIRT 2.2. This entry is to track those. This enhancments also includes - supporting additional predefined data time formats, that could make it easier to define data time dimension and use it in data items.
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/writer/ModuleWriter.java
&& virtualElement.getStyle( ) == null )
			{
				writer.endElement( );
				continue;
			}
			assert virtualElement.getExtendsElement( ) == null;
			List propDefns = null;
			if ( virtualElement instanceof ExtendedItem )
			{
				propDefns = ( (ExtendedItem) virtualElement ).getExtDefn( )
						.getProperties( );
			}
			else
			{
				propDefns = virtualElement.getPropertyDefns( );
			}
			for ( int i = 0; i < propDefns.size( ); i++ )
			{
				PropertyDefn propDefn = (PropertyDefn) propDefns.get( i );
				
				if ( IDesignElementModel.NAME_PROP.equalsIgnoreCase( propDefn
						.getName( ) )
						|| propDefn.getTypeCode( ) == IPropertyType.ELEMENT_TYPE )
					continue;
				if ( virtualElement instanceof ExtendedItem
						&& IExtendedItemModel.EXTENSION_NAME_PROP
								.equalsIgnoreCase( propDefn.getName( ) ) )
					continue;
				boolean cdata = false;
				if ( propDefn.getTypeCode( ) == IPropertyType.SCRIPT_TYPE