DataSourceNode dsn = new DataSourceNode((GenericDataSourceBase<?, ?>) c);
this.sources.add(dsn);
n = dsn;
}
else if (c instanceof MapOperatorBase) {
n = new MapNode((MapOperatorBase<?, ?, ?>) c);
}
else if (c instanceof CollectorMapOperatorBase) {
n = new CollectorMapNode((CollectorMapOperatorBase<?, ?, ?>) c);
}
else if (c instanceof FlatMapOperatorBase) {