[报错解决]Failed to load driver class oracle.jdbc.OracleDriver

报错信息

// 关键报错信息
java.lang.IllegalStateException: Failed to load ApplicationContext

Caused by: java.lang.reflect.InvocationTargetException
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.springframework.boot.context.properties.bind.JavaBeanBinder$BeanProperty.setValue(JavaBeanBinder.java:348)
	... 99 more
Caused by: java.lang.RuntimeException: Failed to load driver class oracle.jdbc.OracleDriver in either of HikariConfig class loader or Thread context classloader
	at com.zaxxer.hikari.HikariConfig.setDriverClassName(HikariConfig.java:486)
	... 104 more

解决

<!--测试Spring整合mybatis 配置多数据源 没有引入oracle驱动依赖包，导致测试报错-->
<!--引入oracle驱动包即可-->
<!-- oracle驱动 -->
<dependency>
    <groupId>com.oracle.database.jdbc</groupId>
    <artifactId>ojdbc8</artifactId>
    <version>${oracle.version}</version>
</dependency>