Bug 210891 [Automation][Acceptance]Table header is repeated in PDF
Description: Table header is repeated in PDF. Test Date: 20071126 Test Build: BIRT2.3.0 Daily Build: v20071126-0800 Step to reproduce: 1. Use the reportdesign attached 2. Preview it in PDF Expect result: "USA" should not repeat. Actual result: "USA" is repeated.
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/layout/pdf/PDFAbstractLM.java
if ( child != null )
				{
					child.execute( );
					traverse( child );
					child.close( );
				}
			}
		}
	}
	
	public abstract void autoPageBreak();
	
	protected abstract void cancelChildren( );
	public void cancel( )
	{
		if ( executor != null && status != STATUS_END )
		{
			cancelChildren( );
			executor.close( );
		}
	}
	protected void execute( IReportItemExecutor executor, IContent content )
	{
		if ( executor != null )
		{
			while ( executor.hasNextChild( ) )
			{
				IReportItemExecutor childExecutor = executor.getNextChild( );
				if ( childExecutor != null )
				{