https://blog.youkuaiyun.com/kylejiangzh-cnhttps://blog.youkuaiyun.com/https://blog.youkuaiyun.com/kylejiang/article/details/7221796https://blog.youkuaiyun.com/kylejiang/article/details/7221796kylejiangTue, 31 Jan 2012 13:18:39 +0800https://blog.youkuaiyun.com/kylejiang/article/details/5878306https://blog.youkuaiyun.com/kylejiang/article/details/5878306kylejiangSat, 11 Sep 2010 23:37:00 +0800一般在开发的时候，数据库的连接信息通常写在配置文件中，包括xml文件或者properties文件。而不是在每次连接的时候都要读取配置获得connection，封装的方法有许多，这里只介绍一种，通过Properties类对配置文件进行操作，从而达到封装connection的目的。

好了，首先properties文件中是Oracle数据库的连接信息，具体如下
//================== properties file driver oracle]]>https://blog.youkuaiyun.com/kylejiang/article/details/5878286https://blog.youkuaiyun.com/kylejiang/article/details/5878286kylejiangSat, 11 Sep 2010 23:29:00 +0800https://blog.youkuaiyun.com/kylejiang/article/details/1798202https://blog.youkuaiyun.com/kylejiang/article/details/1798202kylejiangMon, 24 Sep 2007 11:23:00 +0800https://blog.youkuaiyun.com/kylejiang/article/details/1795752https://blog.youkuaiyun.com/kylejiang/article/details/1795752kylejiangSat, 22 Sep 2007 12:38:00 +0800https://blog.youkuaiyun.com/kylejiang/article/details/1795743https://blog.youkuaiyun.com/kylejiang/article/details/1795743kylejiangSat, 22 Sep 2007 12:28:00 +0800https://blog.youkuaiyun.com/kylejiang/article/details/1787161https://blog.youkuaiyun.com/kylejiang/article/details/1787161kylejiangSun, 16 Sep 2007 14:47:00 +0800https://blog.youkuaiyun.com/kylejiang/article/details/810671https://blog.youkuaiyun.com/kylejiang/article/details/810671kylejiangSun, 18 Jun 2006 18:22:00 +0800https://blog.youkuaiyun.com/kylejiang/article/details/568762https://blog.youkuaiyun.com/kylejiang/article/details/568762kylejiangMon, 02 Jan 2006 19:42:00 +0800https://blog.youkuaiyun.com/kylejiang/article/details/523544https://blog.youkuaiyun.com/kylejiang/article/details/523544kylejiangSat, 05 Nov 2005 17:42:00 +0800https://blog.youkuaiyun.com/kylejiang/article/details/523540https://blog.youkuaiyun.com/kylejiang/article/details/523540kylejiangSat, 05 Nov 2005 17:38:00 +0800https://blog.youkuaiyun.com/kylejiang/article/details/501804https://blog.youkuaiyun.com/kylejiang/article/details/501804kylejiangWed, 12 Oct 2005 21:22:00 +0800https://blog.youkuaiyun.com/kylejiang/article/details/422681https://blog.youkuaiyun.com/kylejiang/article/details/422681kylejiangTue, 12 Jul 2005 17:58:00 +0800https://blog.youkuaiyun.com/kylejiang/article/details/416778https://blog.youkuaiyun.com/kylejiang/article/details/416778kylejiangThu, 07 Jul 2005 17:13:00 +0800https://blog.youkuaiyun.com/kylejiang/article/details/409709https://blog.youkuaiyun.com/kylejiang/article/details/409709kylejiangFri, 01 Jul 2005 17:02:00 +0800https://blog.youkuaiyun.com/kylejiang/article/details/409282https://blog.youkuaiyun.com/kylejiang/article/details/409282kylejiangFri, 01 Jul 2005 11:06:00 +0800https://blog.youkuaiyun.com/kylejiang/article/details/409260https://blog.youkuaiyun.com/kylejiang/article/details/409260kylejiangFri, 01 Jul 2005 10:48:00 +0800https://blog.youkuaiyun.com/kylejiang/article/details/408879https://blog.youkuaiyun.com/kylejiang/article/details/408879kylejiangThu, 30 Jun 2005 20:54:00 +0800https://blog.youkuaiyun.com/kylejiang/article/details/359559https://blog.youkuaiyun.com/kylejiang/article/details/359559kylejiangSat, 23 Apr 2005 11:51:00 +0800https://blog.youkuaiyun.com/kylejiang/article/details/359159https://blog.youkuaiyun.com/kylejiang/article/details/359159kylejiangFri, 22 Apr 2005 22:59:00 +0800