<plugin>
<groupId>com.diffplug.spotless</groupId>
<artifactId>spotless-maven-plugin</artifactId>
<version>1.20.0</version>
<configuration>
<java>
<!-- include all java files in "java" folders under "src" -->
<includes>
<include>src/**/java/**/*.java</include>
</includes>
<googleJavaFormat>
<!-- Optional, available versions: https://search.maven.org/#search%7Cgav%7C1%7Cg%3A%22com.google.googlejavaformat%22%20AND%20a%3A%22google-java-format%22 -->
<version>1.7</version>
<!-- Optional, available versions: GOOGLE, AOSP https://github.com/google/google-java-format/blob/master/core/src/main/java/com/google/googlejavaformat/java/JavaFormatterOptions.java -->
<style>GOOGLE</style>
</googleJavaFormat>
</java>
</configuration>
</plugin>
spotless-maven-plugin java代码自动格式化mvn spotless:apply -fn的相关教程结束。