Bug 207119 Newly added binding row._outer["a"] is not shown in the list of group key [0004]
Description: Newly added binding row._outer["a"] is not shown in the list of group key. Build number: 2.2.1.v20071022-0630 Steps to reproduce: 1. New a table table1 binding to CUSTOMERS, insert table2 binding to ORDERS in table1. 2. Add a Column Binding to table2, set row._outer["CUSTOMERNUMBER"] as expression. 3. Add a group to table2, and check the Group On drop-down list. Expected result: Column Binding is listed. Actual result: No Column Binding is listed. Error log: N/A
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/data/ui/util/DataUtil.java
result.addAll( temp );
		}
		catch ( BirtException e )
		{
		}
		return result;
	}
	/**
	 * Return a list of valid group key bindings. Only those bindings that do
	 * not involve aggregations will be allowed.
	 * 
	 * @param availableHandles
	 * @return
	 */
	public static List getValidGroupKeyBindings( List availableHandles )
	{
		List result = new ArrayList( );
		if ( availableHandles == null )
			return result;
		try
		{
			for ( int i = 0; i < availableHandles.size( ); i++ )
			{
				ComputedColumnHandle handle = (ComputedColumnHandle) availableHandles.get( i );
				List originalNames = new ArrayList( );
				originalNames.add( handle.getName( ) );
				if ( acceptBinding( handle, availableHandles, originalNames ) )
					result.add( handle );
			}
		}