<resources>
      <resource>
        <directory>src/main/java</directory><!--所在的目录-->
        <includes><!--包括目录下的.properties.xml 文件都会扫描到-->
          <include>**/*.prpperties</include>
          <include>**/*.xml</include>
        </includes>
      <!--filtering选项false不启动过滤器 *.prpperties已经起到了过滤的作用-->
      <filtering>false</filtering>
      </resource>
    </resources>