idea工具下载jar报错sun.security.validator.ValidatorException: PKIX path building failed...

报错全信息：

Could not transfer artifact org.springframework.boot:spring-boot-starter-actuator:pom:2.1.9.RELEASE from/to central (https://repo.maven.apache.org/maven2): sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
 

解决办法：

idea工具 setting->maven->runner         

-Dmaven.wagon.http.ssl.insecure=true -Dmaven.wagon.http.ssl.allowall=true

免去ssl验证