Bug 136045 the display name does not work
Description: the display name does not work Steps to reproduce: 1. new a datasource and a dataset 2. In the window 'Edit dataset'. click the tab 'Output columns' 3. set a display name on a column Actual result: The display name does not work, however, it is still the column name
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/internal/ui/dnd/InsertInLayoutUtil.java
LabelHandle label = DesignElementFactory.getInstance( )
					.newLabel( null );
			label.setText( expression );
			rule.insert( label );
		}
		return dataHandle;
	}
	protected static TableHandle performInsertDataSet( DataSetHandle model )
			throws SemanticException
	{
		
		
		
		
		
		
		
		
		
		
		CachedMetaDataHandle cachedMetadata = DataSetUIUtil.getCachedMetaDataHandle( model );
		List columList = new ArrayList( );
		for ( Iterator iter = cachedMetadata.getResultSet( ).iterator( ); iter.hasNext( ); )
		{
			ResultSetColumnHandle element = (ResultSetColumnHandle) iter.next( );
			columList.add( element );