Bug 210892 [Regression]The arguments of aggregation builder can not be modified
Description: [Regression]The arguments of aggregation builder can not be modified Build number: 2.3.0.v20071126-0800 Steps to reproduce: 1, New a table 2, Drag a aggregation builder into table 3, Specify the datafield, function to percentile and argument to 0.3 4, Reopen the aggregation and change the argument to 0.4 Expected result: After step4, the artument is changed to 0.4 Actual result: Nothing happened after step4, the argument is still 0.3 Error log:
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/internal/ui/dialogs/BindingDialogHelper.java
{
						if ( computedColumn.getAggregateFunction( ) != null
								&& !computedColumn.getAggregateFunction( )
										.equals( "" ) )
							continue;
					}
					cmbName.add( computedColumn.getName( ) );
					if ( getBinding( ).getName( )
							.equals( computedColumn.getName( ) ) )
						cmbName.select( i );
					i++;
				}
				setDisplayName( getBinding( ).getDisplayName( ) );
				for ( i = 0; i < DATA_TYPE_CHOICES.length; i++ )
				{
					if ( DATA_TYPE_CHOICES[i].getName( )
							.equals( getBinding( ).getDataType( ) ) )
					{
						setTypeSelect( DATA_TYPE_CHOICES[i].getDisplayName( ) );
						break;
					}
				}
				setDataFieldExpression( getBinding( ).getExpression( ) );
			}
			else
			{
				setName( getBinding( ).getName( ) );
				setDisplayName( getBinding( ).getDisplayName( ) );
				setTypeSelect( DATA_TYPE_CHOICE_SET.findChoice( getBinding( ).getDataType( ) )
						.getDisplayName( ) );