c3p0配置及泄露问题

c3p0 泄漏
http://blog.csdn.net/antswallow/article/details/6548990

c3p0数据库链接池不能取到链接An attempt by a client to checkout a Connection has timed out
http://blog.csdn.net/attilax/article/details/17770113

c3p0配置方式
http://visionsky.blog.51cto.com/733317/1108277/