DbConnectionRule.java

public class DbConnectionRule extends ExternalResource {
	private DbConnectionManager connection;

	public DbConnectionRule() {
	}
	
	@Override
	protected void before() throws Throwable {
		ClassPathXmlApplicationContext ctx = null;
		try {
			ctx = new ClassPathXmlApplicationContext("/META-INF/my-db-connection-TEST-ctx.xml");
			mongoDb = (DbConnectionManager) ctx.getBean("myDbConnection");
		} finally {
		    if (ctx != null) {
		        ctx.close();
		    }
		}
	}
	
	@Override
	protected void after() {
	}
	
	public DbConnectionManager getDbConnecttion() {
		return connection;
	}
}