解决方法：
将commons-pool.jar此包拷贝到lib下
2.可能是因为dao类没有extends JdbcDaoSupport导致的
JdbcDaoSupport中已经有了setDatasource的方法了
以上
creating bean with name 'dataSource' defined in class path resource错误的解决办法
1.首先 这个问题 可能是少了一个包。
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