ssm项目——异常：Caused by: java.lang.IllegalStateException

异常：Caused by: java.lang.IllegalStateException: Cannot convert value of type ‘java.lang.String‘ to required type ‘javax.sql.DataSource‘ for property ‘dataSource‘: no matching editors or conversion strategy found

大意：java.lang.String 与所需要的javax.sql.DataSource数据类型不匹配问题

原因：在Spring在管理值时，将对象分为：值类型的对象、引用类型的对象

他们有不同的配置方式。值类型数据通常有value属性来引导，引用类型的对象通常用ref属性来引导。

引用类型：

值类型：

时间： 2024-08-26 21:35:00

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