@Override
  public DisabledTableSnapshotHandler prepare() throws Exception {
    return (DisabledTableSnapshotHandler) super.prepare();
  }
@param snapshot       descriptor of the snapshot to take
@param masterServices master services provider
@throws IOException if it cannot access the filesystem of the snapshot temporary directory
hbase-server/src/main/java/org/apache/hadoop/hbase/master/snapshot/DisabledTableSnapshotHandler.java