mongo分布式锁Java实现方法(推荐)

<!--mongodo开始-->    <dependency>      <groupId>org.springframework.data</groupId>      <artifactId>spring-data-mongodb</artifactId>      <version>1.8.2.RELEASE</version>    </dependency>    <dependency>      <groupId>org.springframework.data</groupId>      <artifactId>spring-data-commons</artifactId>      <version>1.10.0.RELEASE</version>    </dependency>    <dependency>      <groupId>org.mongodb</groupId>      <artifactId>mongo-java-driver</artifactId>      <version>2.13.0-rc2</version>    </dependency> <!--mongodo结束-->