以下是(开放源代码)网络爬虫的列表: http://java-source.net/open-source/crawlers ，您可以用来执行此操作，也可以查看代码以查看如何完成.

Here's a list of (open source) web crawlers: http://java-source.net/open-source/crawlers which you can either use to do this, or can peek at the code to see how it can be done.