Bug 188027 PasteAction is diabled
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/core/ContainerContext.java
return getContainerDefn( ) == null ? false : getContainerDefn( )
				.canContain( defn );
	}
	/**
	 * 
	 * @return
	 */
	public boolean isContainerMultipleCardinality( )
	{
		IContainerDefn defn = getContainerDefn( );
		if ( defn instanceof PropertyDefn )
			return ( (PropertyDefn) defn ).isList( );
		if ( defn instanceof SlotDefn )
			return ( (SlotDefn) defn ).isMultipleCardinality( );
		return false;
	}
	/**
	 * 
	 * @param module
	 * @return
	 */
	public List getContents( Module module )
	{
		if ( getContainerDefn( ) == null )
			return Collections.EMPTY_LIST;
		if ( isSlot )
		{
			return container.getSlot( containerSlotID ).getContents( );
		}
		ElementPropertyDefn defn = container.getPropertyDefn( containerProp );