List<OFNode> ofNodeList = ShellUtil.getAllNodes(dataBroker);
if (ofNodeList.isEmpty()) {
session.getConsole().println("No node is connected yet");
- } else if (ofNodeList != null && ofNodeList.size() > 0) {
+ } else {
StringBuilder stringBuilder = new StringBuilder();
Formatter formatter = new Formatter(stringBuilder);
session.getConsole().println("Number of nodes: " + ofNodeList.size());