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/PDFStackingLM.java
{
			if ( content != null )
			{
				content.setExtension( IContent.LAYOUT_EXTENSION, root );
				root = null;
			}
		}
		return success;
	}
	
	protected boolean isKeepWithNext()
	{
		return isLast && isFirst && pageBreakAfterAvoid( );
	}
	/**
	 * initialize dynamic layout information
	 * <ul>
	 * <li> create root area </li>
	 * <li> set MaxAvaHeight and MaxAvaWidth</li>
	 * <li> set OffsetX and OffsetY </li>
	 * <li> set CurrentIP and CurrentBP </li>
	 * </ul>
	 */
	protected abstract void initialize( );
	/**
	 * end current area if it is the last area of content, add bottom box
	 * property
	 * 
	 */
	protected abstract void closeLayout( );