@Bean
	public XdJdbcSearchableJobExecutionDao searchableJobExecutionDao() {
		return mock(XdJdbcSearchableJobExecutionDao.class);
	}
Provide a mockito mock for any of the business layer dependencies. Adding yet another configuration class on top, one
can selectively override those mocks (with <i>e.g.</i> in memory implementations).

@author Eric Bottard
@author Ilayaperumal Gopinathan
spring-xd-dirt/src/test/java/org/springframework/xd/dirt/rest/Dependencies.java