### Question:
JSoupHtmlFetcher implements HtmlFetcher { @Override public String fetch(String url) { try { LOGGER.debug("url:"+url); String host = new URL(url).getHost(); Connection conn = Jsoup.connect(url) .timeout(60000) .header("Accept", ACCEPT) .header("Accept-Encoding", ENCODING) .header("Accept-Language", LANGUAGE) .header("Connection", CONNECTION) .header("Referer", "http: .header("Host", host) .header("User-Agent", USER_AGENT) .ignoreContentType(true); String html = conn.get().html(); LOGGER.debug("html:"+html); return html; }catch (Exception e){ LOGGER.error("获取URL："+url+"页面出错", e); } return ""; }  @Override String fetch(String url); static void main(String[] args);  }### Answer:
@Test public void fetch() throws Exception { HtmlFetcher htmlFetcher = new JSoupHtmlFetcher(); String html = htmlFetcher.fetch("http: assertEquals(true, html.contains("APDPlat的主要特性如下")); assertEquals(true, html.contains("1、jsearch：高性能的全文检索工具包")); assertEquals(true, html.contains("2、Java分布式中文分词组件 - word分词")); assertEquals(true, html.contains("3、Java实现的人机问答系统：QuestionAnsweringSystem")); assertEquals(true, html.contains("4、Java开源项目cws_evaluation：中文分词器分词效果评估")); assertEquals(true, html.contains("5、Java实现的基于模板的网页结构化信息精准抽取组件：HtmlExtractor")); assertEquals(true, html.contains("6、搜索引擎收录排名seo工具：rank")); assertEquals(true, html.contains("7、superword - Java实现的英文单词分析软件")); assertEquals(true, html.contains("8、大数据的对象持久化：borm")); assertEquals(true, html.contains("9、元搜索引擎：search")); assertEquals(true, html.contains("10、word_web - 通过web服务器对word分词的资源进行集中统一管理")); assertEquals(true, html.contains("11、high-availability：保障服务的持续高可用、高性能及负载均衡")); assertEquals(true, html.contains("12、short-text-search：自定制的精准短文本搜索服务")); assertEquals(true, html.contains("13、counter：分布式环境下的原子计数器和API每天调用次数限制")); assertEquals(true, html.contains("14、APDPlat：应用级产品开发平台")); assertEquals(true, html.contains("https: assertEquals(true, html.contains("https: assertEquals(true, html.contains("https: assertEquals(true, html.contains("https: assertEquals(true, html.contains("https: assertEquals(true, html.contains("https: assertEquals(true, html.contains("https: assertEquals(true, html.contains("https: assertEquals(true, html.contains("https: assertEquals(true, html.contains("https: assertEquals(true, html.contains("https: assertEquals(true, html.contains("https: assertEquals(true, html.contains("https: assertEquals(true, html.contains("https: }