springboot启动报错：java.lang.NoClassDefFoundError: org/yaml/snakeyaml/Yaml

异常信息如下：

Exception in thread "main" java.lang.NoClassDefFoundError: org/yaml/snakeyaml/Yaml
  at com.motoros.web.runner.AppRunner.buildEnvForBuilder(AppRunner.java:51)
  at com.motoros.web.runner.AppRunner.appRun(AppRunner.java:32)
  at com.motoros.gxbm.ProviderApplication.main(ProviderApplication.java:24)
Caused by: java.lang.ClassNotFoundException: org.yaml.snakeyaml.Yaml
  at java.net.URLClassLoader.findClass(URLClassLoader.java:382)
  at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
  at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:349)
  at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
  ... 3 more

解决方式：在pom.xml文件中加入以下依赖坐标

<!-- https://mvnrepository.com/artifact/org.yaml/snakeyaml -->
<dependency>
    <groupId>org.yaml</groupId>
    <artifactId>snakeyaml</artifactId>
    <version>1.23</version>
</dependency>