@Override
    public int hashCode() {
      return new HashCodeBuilder().append(name).append(size).toHashCode();
    }
A struct encapsulating the name of a snapshot and its "size" on the filesystem. This size is
defined as the amount of filesystem space taken by the files the snapshot refers to which the
originating table no longer refers to.
hbase-server/src/main/java/org/apache/hadoop/hbase/quotas/FileArchiverNotifierImpl.java