@Override
  public String toString() {
    StringBuilder str = new StringBuilder(getClass().getSimpleName());
    str.append(" locations=[");
    for (int i = 0; i < locations.length; ++i) {
      if (i > 0) str.append(", ");
      str.append(locations[i].toString());
    }
    str.append("]");
    return str.toString();
  }
Returns the locations to look for the linked file.
hbase-server/src/main/java/org/apache/hadoop/hbase/io/FileLink.java