这里的这个 $conf#make 到底干了什么，从哪里可以看？

dataSource : {
			factory : "$conf#make",
			args : ["com.alibaba.druid.pool.DruidDataSource", "db."],
	        type : "com.alibaba.druid.pool.DruidDataSource",
	        events : {
	        	create : "init",
	            depose : 'close'
	        }
	    }