Spring Boot如何获取maven打包时间

<build>
    <plugins>
        <!-- 打包时生成打包时间 -->
        <plugin>
            <groupId>org.codehaus.mojo</groupId>
            <artifactId>buildnumber-maven-plugin</artifactId>
            <version>3.2.0</version>
            <configuration>
                <timestampFormat>yyyy-MM-dd HH:mm:ss</timestampFormat>
            </configuration>
            <executions>
                <execution>
                    <goals>
                        <goal>create-timestamp</goal>
                    </goals>
                </execution>
            </executions>
            <inherited>false</inherited>
        </plugin>
    </plugins>
    <!-- maven打包时包含静态资源文件 -->
    <resources>
        <resource>
            <directory>src/main/resources</directory>
            <includes>
                <include>**/*.properties</include>
                <include>**/*.yaml</include>
                <include>META-INF/**</include>
                <include>**/*.xml</include>
            </includes>
            <!-- true表示maven会对文件进行过滤，将@project.version@替换为该属性的值 -->
            <filtering>true</filtering>
        </resource>
        <resource>
            <directory>src/main/java</directory>
            <includes>
                <include>**/*.properties</include>
                <include>**/*.xml</include>
            </includes>
            <filtering>true</filtering>
        </resource>
    </resources>
</build>

#获取build时的时间
app.buildTime=@timestamp@
#获取项目版本
app.version=@project.version@

<properties>
        <!--指定时间格式-->
        <maven.build.timestamp.format>yyyy-MM-dd HH:mm:ss</maven.build.timestamp.format>
        <!--maven.build.timestamp保存了maven编译时间戳-->
        <timestamp>${maven.build.timestamp}</timestamp>
</properties>

<resources>
       <resource>
           <directory>src/main/resources/</directory>
           <filtering>true</filtering>
       </resource>
</resources>

# maven打包时间
maven.package_time=@timestamp@

@Configuration
@ConfigurationProperties(prefix = "maven", ignoreUnknownFields = false)
@PropertySource(value= "classpath:config/maven.properties",encoding = "utf-8")
@Data
@Component
public class MavenProperties {
    /**maven打包时间*/
    private String package_time;
}

@Resource
    private MavenProperties mavenProperties;

@Test
    public void run() throws Exception {
        log.info("打包时间:{}",mavenProperties.getPackage_time());
    }

maven:
  package_time: '@timestamp@' # maven打包时间

@Value("${maven.package_time}")
   private String packageTime;

@Test
    public void run() throws Exception {
        log.info("打包时间:{}", modifyTime(packageTime));
    }

/**
     * 修改时间为东8区
     * @param date
     * @return
     */
    private String modifyTime(String date) {
        Date oldDate=null;
        try {
            SimpleDateFormat simpleDateFormat = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
            oldDate = simpleDateFormat.parse(date);
        } catch (ParseException e) {
            e.printStackTrace();
        }
        Calendar calendar = Calendar.getInstance();
        calendar.setTime(oldDate);
        calendar.add(Calendar.HOUR_OF_DAY, +8);
        return DateUtil.calendarToDateStr(calendar);
    }