return ( (DataSetItemModel) element ).getName( );
return ( (DataSetItemModel) element ).getDisplayName( );
	public String getDisplayText( Object element )	{		if ( element instanceof Object[] )		{			if ( element instanceof Operator[] )			{				if ( element == OPERATORS_ASSIGNMENT )				{					return DISPLAY_TEXT_ASSIGNMENT;				}				else if ( element == OPERATORS_COMPARISON )				{					return DISPLAY_TEXT_COMPARISON;				}				else if ( element == OPERATORS_COMPUTATIONAL )				{					return DISPLAY_TEXT_COMPUTATIONAL;				}				else if ( element == OPERATORS_LOGICAL )				{					return DISPLAY_TEXT_LOGICAL;				}			}			else if ( element instanceof ILocalizableInfo[] )			{				// including class info,method info and member info				ILocalizableInfo info = ( (ILocalizableInfo[]) element )[1];				StringBuffer displayText = new StringBuffer( info.getName( ) );				if ( info instanceof IMethodInfo )				{					IMethodInfo method = (IMethodInfo) info;					displayText.append( "(" ); //$NON-NLS-1$					// boolean isFirst = true;					// IArgumentInfoList arguments = (IArgumentInfoList)					// method.argumentListIterator( )					// .next( );					// for ( Iterator iter = arguments.argumentsIterator( );					// iter.hasNext( ); )					// {					// IArgumentInfo argInfo = (IArgumentInfo) iter.next( );					// if ( !isFirst )					// {					// displayText.append( ", " );					// }					// isFirst = false;					// if ( IArgumentInfo.OPTIONAL_ARGUMENT_NAME.equals(					// argInfo.getName( ) ) )					// {					// displayText.append( argInfo.getDisplayName( ) );					// }					// else					// {					// displayText.append( argInfo.getType( )					// + " "					// + argInfo.getDisplayName( ) );					// }					// }					displayText.append( ") " ); //$NON-NLS-1$					displayText.append( method.getReturnType( ) );				}				return displayText.toString( );			}			return ALL;		}		else if ( element instanceof String )		{			return (String) element;		}		else if ( element instanceof Operator )		{			return ( (Operator) element ).symbol;		}		else if ( element instanceof DesignElementHandle )		{			return ( (DesignElementHandle) element ).getQualifiedName( );		}		else if ( element instanceof DataSetItemModel )		{			return ( (DataSetItemModel) element ).getName( );		}		return element.toString( );	}