Bug 148503 [regression]Data in list footer cannot be previewed in Web viewer
data/org.eclipse.birt.data/src/org/eclipse/birt/data/engine/impl/document/RowSaveUtil.java
{
				Map.Entry entry = (Entry) it.next( );
				String exprID = (String) entry.getKey( );
				Object value = entry.getValue( );
				IOUtil.writeString( tempDos, exprID );
				IOUtil.writeObject( tempDos, value );
				exprNameSet.add( exprID );
			}
			tempDos.flush( );
			tempBos.flush( );
			tempBaos.flush( );
			byte[] bytes = tempBaos.toByteArray( );
			int rowBytes = bytes.length;
			IOUtil.writeRawBytes( this.rowExprsDos, bytes );
			tempBaos = null;
			tempBos = null;
			tempDos = null;
			
			return rowBytes;
		}
		catch ( IOException e )
		{
			throw new DataException( ResourceConstants.RD_SAVE_ERROR,
					e,
					"Result Data" );
		}
	}
	/**
	 * @param currIndex
	 * @throws DataException