private void setupRandomHSQLDBConfig(String host) {
		System.setProperty(HSQLDB_HOST, host);
		System.setProperty(HSQLDB_PORT, String.valueOf(SocketUtils.findAvailableTcpPort()));
		System.setProperty(XD_DATA_HOME, batchJobsDirectory);
		System.setProperty(HSQLDB_DBNAME, "dbname-" + now);
		System.setProperty(HSQLDB_DATABASE, "database-" + now);
	}
Support class to have random configuration for tests.

@author Ilayaperumal Gopinathan
spring-xd-test/src/main/java/org/springframework/xd/test/RandomConfigurationSupport.java