public synchronized SingleNodeApplication getSingleNodeApplication() {
		if (singleNodeApplication == null) {
			singleNodeApplication = new SingleNodeApplication();
		}
		return singleNodeApplication;
	}
Helper class that bootstraps random configuration for dirt server applications.

@author Ilayaperumal Gopinathan
@author Mark Fisher
spring-xd-dirt/src/test/java/org/springframework/xd/dirt/server/TestApplicationBootstrap.java