// When we have reached here, the directory in which to place the new
// cell is in 'wfsDirectory'. We create the cell and write the WFS
// back out to its disk. In this case, the cell name is the name of
// the file, which should be <Cell Name>-<Cell ID>.
try {
wfs.acquireOwnership();
String cellName = cellDescriptor.getCellUniqueName();
WFSCell cell = wfsDirectory.addCell(cellName);
if (cell == null) {
logger.warning("[WFS] Failed to create cell " + cellName +
" in WFS " + rootPath);