【问题解决】 org.apache.commons.dbcp.SQLNestedException Cannot create PoolableConnectionFactory
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问题描述:
org.apache.commons.dbcp.SQLNestedException, Cannot create PoolableConnectionFactory(The Network Adapter could not establish the connection)
问题解决:
①首先想到的是驱动包的问题,检查后没问题。
②检查配置文件的问题,由于我是通过MyEclipse的向导来生成的配置文件所以这一步我跳过
③在log4j的日志中发现一个线索:
[AppLog] 2017-03-03 20:00:09 Using dialect:org.hibernate.dialect.Oracle9Dialect
我用的可是MySQL啊怎么出现这个Oracle9Dialect的方言?这个时候意识到是因为之前的项目是使用的Oracle数据库,这时把其他的项目移出toncat容器,重启,ok,问题解决。
当然这种问题的发生还有可能是是驱动包的问题 mysql_jdbc.jar
也不排除其他奇葩的原因,解决问题还是得冷静的睁大眼睛去find
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