Cannot unwrap to requested type [javax.sql.DataSource]

时间 2019-12-07

标签 unwrap requested type javax.sql.datasource javax sql datasource 栏目 Java 繁體版

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Struts 2.3.16 Spring 4.0.1 Hibernate 4.3.4 Cannot unwrap to requested type [javax.sql.DataSource] 异常来自这段代码： html if ( ConnectionProvider.class.equals( unwrapType ) || DriverManagerConnectionProvi

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1. Cannot convert value of type 'java.lang.String' to required type 'javax.sql.DataSourc...
2. cannot convert (type interface {}) to type int: need type assertion
3. cannot convert ‘a’ (type ‘int’) to type ‘int&&’
4. javax.servlet.jsp.PageContext cannot be resolved to a type
5. Httpservlet cannot be resolved to a type
6. HttpServlet cannot be resolved to a type
7. javax.servlet.jsp cannot be resolved to a type
8. zabbix： cannot convert value to numeric type
9. Class cannot be resolved to a type
10. org.apache.AnnotationProcessor cannot be resolved to a type，

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