27.0, depends on
    listenablefuture-9999.0-empty-to-avoid-conflict-with-guava. The 9999.0-...
    version number is enough for some build systems (notably, Gradle) to select
    that empty artifact over the "real" listenablefuture-1.0 -- avoiding a
    conflict with the copy of ListenableFuture in guava itself. If users are

      <version>1.0.2</version>
    </dependency>
    <dependency>
      <groupId>com.google.guava</groupId>
      <artifactId>listenablefuture</artifactId>
      <version>9999.0-empty-to-avoid-conflict-with-guava</version>
    </dependency>
    <dependency>
      <groupId>com.google.code.findbugs</groupId>
      <artifactId>jsr305</artifactId>
    </dependency>
    <dependency>

    27.0, depends on
    listenablefuture-9999.0-empty-to-avoid-conflict-with-guava. The 9999.0-...
    version number is enough for some build systems (notably, Gradle) to select
    that empty artifact over the "real" listenablefuture-1.0 -- avoiding a
    conflict with the copy of ListenableFuture in guava itself. If users are

      <version>1.0.2</version>
    </dependency>
    <dependency>
      <groupId>com.google.guava</groupId>
      <artifactId>listenablefuture</artifactId>
      <version>9999.0-empty-to-avoid-conflict-with-guava</version>
    </dependency>
    <dependency>
      <groupId>com.google.code.findbugs</groupId>
      <artifactId>jsr305</artifactId>
    </dependency>
    <dependency>