private void startDataSourceIngestProgressBar() {
synchronized (this.dataSourceIngestProgressLock) {
String displayName = NbBundle.getMessage(this.getClass(),
"IngestJob.progress.dataSourceIngest.initialDisplayName",
this.dataSource.getName());
this.dataSourceIngestProgress = ProgressHandleFactory.createHandle(displayName, new Cancellable() {
@Override
public boolean cancel() {
// If this method is called, the user has already pressed
// the cancel button on the progress bar and the OK button
// of a cancelation confirmation dialog supplied by