Bug 213822 [Regression]Can not save the modification of group in Aggregation builder
Description: [2.2.2]Can not save the modification of group in Aggregation builder Build number: 2.2.2.v20071225-0630 Steps to reproduce: 1, New a table with two groups 2, Insert a aggregation builder in group footer 3, Select the first group and click OK 4, Open the builder again and modify the group to group2 Expected result: The modification can be saved Actual result: The modification takes no effect and the report design has no dirty mark after the modification. Error log:
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/internal/ui/dialogs/BindingDialogHelper.java
}
	private int getItemIndex( String[] items, String item )
	{
		for ( int i = 0; i < items.length; i++ )
		{
			if ( items[i].equals( item ) )
				return i;
		}
		return -1;
	}
	private void createAggregateSection( Composite composite )
	{
		new Label( composite, SWT.NONE ).setText( FUNCTION );
		cmbFunction = new Combo( composite, SWT.BORDER | SWT.READ_ONLY );
		GridData gd = new GridData( GridData.FILL_HORIZONTAL
				| GridData.GRAB_HORIZONTAL );
		gd.horizontalSpan = 2;
		cmbFunction.setLayoutData( gd );
		cmbFunction.addSelectionListener( new SelectionAdapter( ) {
			public void widgetSelected( SelectionEvent e )
			{
				handleFunctionSelectEvent( );
				validate( );
			}
		} );
		new Label( composite, SWT.NONE ).setText( DATA_FIELD );
		cmbDataField = new Combo( composite, SWT.BORDER );
		cmbDataField.setLayoutData( new GridData( GridData.FILL_HORIZONTAL
				| GridData.GRAB_HORIZONTAL ) );
		createExpressionButton( composite, cmbDataField );