DEBUG STACK TRACE for PoolBackedDataSource.close().

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#DEBUG STACK TRACE for PoolBack

<bean id="dataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource" destroy- method="close" > 

里边的这个ComboPooledDataSource数据源一定是可用的,就会报这个异常，

然后我就把destory-method="close"删除之后，就没有报这个异常了
 

Druid连接池一个设置引发的血案【abandon connection, open stackTrace】
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c3p0 DEBUG STACK TRACE for PoolBackedDataSource.close(). 错误分析
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