Error log
2019-12-07 22:33:03.959 ERROR 3760 --- [ main] o.s.b.d.LoggingFailureAnalysisReporter : *************************** APPLICATION FAILED TO START *************************** Description: Failed to configure a DataSource: 'url' attribute is not specified and no embedded datasource could be configured. Reason: Failed to determine a suitable driver class
Solution
In SpringBootApplication after adding (exclude = DataSourceAutoConfiguration.class), caused by loading a database dependent and does not write configuration file
/**
* starter of spring boot
*/
@SpringBootApplication(exclude=DataSourceAutoConfiguration.class)
public class DemoApplication {
public static void main(String[] args) {
SpringApplication.run(DemoApplication.class, args);
}
}