Bug 210507 Enhance Report engine to support multiple view
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/parser/EngineIRVisitor.java
return band;
	}
	/**
	 * Creates the property visibility
	 * 
	 * @param visibilityRulesIterator
	 *            the handle's rules iterator
	 * @return null only if the iterator is null or it contains no rules,
	 *         otherwise VisibilityDesign
	 */
	protected VisibilityDesign createVisibility(
			Iterator visibilityRulesIterator )
	{
		if ( visibilityRulesIterator != null )
		{
			if ( visibilityRulesIterator.hasNext( ) )
			{
				VisibilityDesign visibility = new VisibilityDesign( );
				do
				{
					VisibilityRuleDesign hide = createHide( (HideRuleHandle) visibilityRulesIterator
							.next( ) );
					visibility.addRule( hide );
				} while ( visibilityRulesIterator.hasNext( ) );
				return visibility;
			}
		}
		return null;
	}
	/**