private String getNameComponents() {
		StringBuilder s = new StringBuilder();
		for (int t = 0, max = nameComponents.size(); t < max; t++) {
			if (t > 0) {
				s.append(":");
			}
			s.append(nameComponents.get(t));
		}
		return s.toString();
	}
@author Andy Clement
@author David Turanski
spring-xd-dirt/src/main/java/org/springframework/xd/dirt/stream/dsl/ChannelNode.java