@Override
	public String getPrompt() {
		if (xdShell.getSpringXDOperations() == null) {
			return "server-unknown:>";
		}
		else {
			return "xd:>";
		}
	}
A provider that sets the shell prompt to xd:>

@author Mark Pollack
@author Gunnar Hillert
@since 1.0
spring-xd-shell/src/main/java/org/springframework/xd/shell/XDShellPromptProvider.java