Bug 200133 Chart can not share the column binding from table item[00]
Description: Chart can not share the column binding from table item[00] Step: 1. New a datasource and dataset 2. New a table named table1 and binding the dataset 3. New a chart and binding the sharing result set on table1 Actual result: The data columns have been not share on the chart Exceptioon result: The data column binding will share on the chart
chart/org.eclipse.birt.chart.reportitem.ui/src/org/eclipse/birt/chart/reportitem/ui/ReportDataServiceProvider.java
needAddBinding = true;
				}
			}
			if ( needClean )
			{
				
				itemHandle.getPropertyHandle( ReportItemHandle.PARAM_BINDINGS_PROP )
						.clearValue( );
				itemHandle.getPropertyHandle( ExtendedItemHandle.FILTER_PROP )
						.clearValue( );
				itemHandle.getColumnBindings( ).clearValue( );
			}
			if ( needAddBinding )
			{
				
				List columnList = generateComputedColumns( itemHandle );
				if ( columnList.size( ) > 0 )
				{
					for ( Iterator iter = columnList.iterator( ); iter.hasNext( ); )
					{
						DEUtil.addColumn( itemHandle,
								(ComputedColumn) iter.next( ),
								false );
					}
				}
			}
		}
		catch ( SemanticException e )
		{
			ChartWizard.showException( e.getLocalizedMessage( ) );