@Override
public String toString() {
StringBuilder buffer = new StringBuilder();
buffer.append("PONG: ").append(pingEntity.getContact()).append("\n");
Contact[] contacts = nodeEntity.getContacts();
buffer.append("CONTACTS ").append(contacts.length).append("\n");
for (Contact contact : contacts) {
buffer.append(" ").append(contact);
}
return buffer.toString();
}
