Bug 178519 Problems in multi-rows header
Please see the attachments.
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/layout/pdf/BorderConflictResolver.java
return style
							.getProperty( StyleConstants.STYLE_BORDER_BOTTOM_WIDTH );
				default :
					assert false;
			}
			return null;
		}
		private void setBorderStyle( CSSValue value )
		{
			switch ( position )
			{
				case POSITION_LEFT :
					style.setProperty( IStyle.STYLE_BORDER_LEFT_STYLE, value );
					break;
				case POSITION_RIGHT :
					style.setProperty( IStyle.STYLE_BORDER_RIGHT_STYLE, value );
					break;
				case POSITION_TOP :
					style.setProperty( IStyle.STYLE_BORDER_TOP_STYLE, value );
					break;
				case POSITION_BOTTOM :
					style.setProperty( IStyle.STYLE_BORDER_BOTTOM_STYLE, value );
					break;
				default :
					assert false;
			}
		}
		private void setBorderWidth( CSSValue value )
		{
			switch ( position )