本文主要是介绍Proxool建立数据库连接池(源码),希望对大家解决编程问题提供一定的参考价值,需要的开发者们随着小编来一起学习吧!
最近搞数据库连接池,着实很让我郁闷,首先是网上很少有这方面权威的中文资料,官方网址上估计有,但是我英语不行,看不懂。所以一边请教身边的人,
一边摸索,最后还是在别人的指导下,搞出来了,但是让我郁闷的是这个项目在别人的机子上可以运行,但是在我的机子上,改数据库表名,sql文件,和一些配置
后,就是没法在我机子上实现,明明没问题的语句,但就是执行出错。
不过也巧了,有些在别人机子不能正常运行的项目,却在我的机子上可以运行,估计还是环境问题,可我现在也不具备解决这种问题的能力,所以只有不断的重试,
不断的郁闷,我也总不能因为环境不同,而把MyEclipse,mysql,jdk换成低版本的吧。所以这些问题还是没解决。
因为这些原因,有还几个小项目的功能没实现,心里也堵得慌。看来搞Java真能锻炼忍耐力啊。
发泄完了,切入正题:
Proxool是一个Java SQL Driver驱动程序,提供了对你选择的其它类型的驱动程序的连接池封装。可以非常简单的移植到现存的代码中。完全可配置。快速,成熟,
健壮。可以透明地为你现存的JDBC驱动程序增加连接池功能。
环境:MyEclipse连接mysql
实现功能:网络留言板
实现这个东西需要两个jar包,这里提供下载,分别为proxool-0.9.0RC3.jar,commons-logging.jar。
还需要一个proxool.xml的配置文件代码:
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还需要在web.xml文件中调用,代码:
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还需要一个类文件,Access.java,代码:
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