Bug 152830 Need model's support to add jar files
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/writer/ModuleWriter.java
*            the partent structure that contains this structure
	 * @param memberName
	 *            the name of the list property
	 */
	protected void writeStructure( IStructure struct, String memberName )
	{
		IStructureDefn structDefn = struct.getDefn( ).getMember( memberName )
				.getStructDefn( );
		IStructure memberStruct = (IStructure) struct.getLocalProperty( null,
				(PropertyDefn) struct.getDefn( ).getMember( memberName ) );
		if ( memberStruct == null )
			return;
		writer.conditionalStartElement( DesignSchemaConstants.STRUCTURE_TAG );
		writer.attribute( DesignSchemaConstants.NAME_ATTRIB, memberName );
		Iterator iter = structDefn.propertiesIterator( );
		while ( iter.hasNext( ) )
		{
			StructPropertyDefn strcutPropDefn = (StructPropertyDefn) iter
					.next( );
			property( memberStruct, strcutPropDefn.getName( ) );
		}
		writer.endElement( );
	}
	/**
	 * Writes the structure list of the give property definition for given
	 * design element.
	 * 
	 * @param obj
	 *            the design element to write
	 * @param propName