HostFileManager.java 文件源码

@Override
public Iterator<InetSocketAddress> iterator() {
  return new UnmodifiableIterator<InetSocketAddress>() {
    private final Iterator<Map.Entry<InetAddress,
            Integer>> it = addrs.entries().iterator();

    @Override
    public boolean hasNext() {
      return it.hasNext();
    }

    @Override
    public InetSocketAddress next() {
      Map.Entry<InetAddress, Integer> e = it.next();
      return new InetSocketAddress(e.getKey(), e.getValue());
    }
  };
}