maven输出版本到文件
https://stackoverflow.com/questions/3532135/using-maven-to-output-the-version-number-to-a-text-file
Create a text file somewhere in src/main/resources, call it version.txt (or whatever)
File content:
${project.version}
now in your pom.xml, inside the build element, put this block:
<build>
<resources>
<resource>
<directory>src/main/resources</directory>
<filtering>true</filtering>
<includes>
<include>**/version.txt</include>
</includes>
</resource>
<resource>
<directory>src/main/resources</directory>
<filtering>false</filtering>
<excludes>
<exclude>**/version.txt</exclude>
</excludes>
</resource>
...
</resources>
</build>