参考 :https://blog.csdn.net/top_code/article/details/78570047
附上pom的 profiles配置
<build>
<finalName>${project.artifactId}</finalName>
<resources>
<resource>
<directory>src/main/resources/</directory>
<filtering>true</filtering>
</resource>
</resources>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<configuration>
<encoding>utf-8</encoding>
<source>1.8</source>
<target>1.8</target>
</configuration>
</plugin>
</plugins>
</build>
<profiles>
<profile>
<id>dev</id>
<activation>
<activeByDefault>true</activeByDefault>
</activation>
<properties>
<profilesActive>dev</profilesActive>
</properties>
</profile>
<profile>
<id>test</id>
<properties>
<profilesActive>test</profilesActive>
</properties>
</profile>
<profile>
<id>prod</id>
<properties>
<profilesActive>prod</profilesActive>
</properties>
<build>
<filters>
<filter>/Users/xxx/Desktop/prod.properties</filter>
</filters>
</build>
</profile>
</profiles>
如果使用的是 application-prod.yml 文件; 里面的占位符会被prod.properties替换掉
占位符用 两个@@ 例如:@jdbc.name@