Bug 157681 PDF Report Generated With Layout But No Data
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/layout/pdf/PDFAbstractLM.java
closeExecutor( );
				status = STATUS_END;
				
				
				if ( isPageBreakAfter( ) )
				{
					return true;
				}
			case STATUS_END :
				return false;
		}
		return hasNextPage;
	}
	protected void closeExecutor( )
	{
		if ( executor != null )
		{
			executor.close( );
		}
	}
	protected abstract boolean layoutChildren( );
	public boolean isFinished( )
	{
		return status == STATUS_END;
	}
	protected boolean allowPageBreak( )
	{
		return true;
	}
	public PDFStackingLM getParent( )