src/org/tiefaces/components/websheet/serializable/SerialCellMap.java
private void writeObject(final java.io.ObjectOutputStream out)
			throws IOException {
		saveList = new ArrayList<>();
		for (Map.Entry<Cell, String> entry : this.getMap().entrySet()) {
			saveList.add(
					new SerialKey(new SerialCellAddress(entry.getKey()),
							entry.getValue()));
		}
		out.defaultWriteObject();
	}
private void writeObject(final java.io.ObjectOutputStream out)
			throws IOException {
		saveList = new ArrayList<>();
		for (Map.Entry<Cell, String> entry : this.getMap().entrySet()) {
			saveList.add(
					new SerialKey(new SerialCellAddress(entry.getKey()),
							entry.getValue()));
		}
		out.defaultWriteObject();
	}
private void writeObject ( final java . io . ObjectOutputStream out ) throws IOException { saveList = new ArrayList <> ( ) ; for ( Map . Entry < Cell , String > entry : this . getMap ( ) . entrySet ( ) ) { saveList . add ( new SerialKey ( new SerialCellAddress ( entry . getKey ( ) ) , entry . getValue ( ) ) ) ; } out . defaultWriteObject ( ) ; }
save the cell before serialize.

@param out
outputstream.
@throws IOException
io exception.
save the cell before serialize .