看网站搜什么关键词,wordpress读取新闻,网站建设工作分解结构词典,wordpress相册支持批量外链从一个URL获得一个页面。然后提取页面中的所有链接、图片和其它辅助内容。并检查URLs和文本信息。
运行下面程序需要指定一个URLs作为参数
package org.jsoup.examples;import org.jsoup.Jsoup;
import org.jsoup.helper.Validate;
import org.jsoup.nodes.Document;
import …从一个URL获得一个页面。然后提取页面中的所有链接、图片和其它辅助内容。并检查URLs和文本信息。
运行下面程序需要指定一个URLs作为参数
package org.jsoup.examples;import org.jsoup.Jsoup;
import org.jsoup.helper.Validate;
import org.jsoup.nodes.Document;
import org.jsoup.nodes.Element;
import org.jsoup.select.Elements;import java.io.IOException;/*** Example program to list links from a URL.*/
public class ListLinks {public static void main(String[] args) throws IOException {Validate.isTrue(args.length 1, usage: supply url to fetch);String url args[0];print(Fetching %s..., url);Document doc Jsoup.connect(url).get();Elements links doc.select(a[href]);Elements media doc.select([src]);Elements imports doc.select(link[href]);print(\nMedia: (%d), media.size());for (Element src : media) {if (src.tagName().equals(img))print( * %s: %s %sx%s (%s),src.tagName(), src.attr(abs:src), src.attr(width), src.attr(height),trim(src.attr(alt), 20));elseprint( * %s: %s, src.tagName(), src.attr(abs:src));}print(\nImports: (%d), imports.size());for (Element link : imports) {print( * %s %s (%s), link.tagName(),link.attr(abs:href), link.attr(rel));}print(\nLinks: (%d), links.size());for (Element link : links) {print( * a: %s (%s), link.attr(abs:href), trim(link.text(), 35));}}private static void print(String msg, Object... args) {System.out.println(String.format(msg, args));}private static String trim(String s, int width) {if (s.length() width)return s.substring(0, width-1) .;elsereturn s;}
}
org/jsoup/examples/ListLinks.java输出结果
Fetching http://news.ycombinator.com/...Media: (38)* img: http://ycombinator.com/images/y18.gif 18x18 ()* img: http://ycombinator.com/images/s.gif 10x1 ()* img: http://ycombinator.com/images/grayarrow.gif x ()* img: http://ycombinator.com/images/s.gif 0x10 ()* script: http://www.co2stats.com/propres.php?s1138* img: http://ycombinator.com/images/s.gif 15x1 ()* img: http://ycombinator.com/images/hnsearch.png x ()* img: http://ycombinator.com/images/s.gif 25x1 ()* img: http://mixpanel.com/site_media/images/mixpanel_partner_logo_borderless.gif x (Analytics by Mixpan.)Imports: (2)* link http://ycombinator.com/news.css (stylesheet)* link http://ycombinator.com/favicon.ico (shortcut icon)Links: (141)* a: http://ycombinator.com ()* a: http://news.ycombinator.com/news (Hacker News)* a: http://news.ycombinator.com/newest (new)* a: http://news.ycombinator.com/newcomments (comments)* a: http://news.ycombinator.com/leaders (leaders)* a: http://news.ycombinator.com/jobs (jobs)* a: http://news.ycombinator.com/submit (submit)* a: http://news.ycombinator.com/x?fnidJKhQjfU7gW (login)* a: http://news.ycombinator.com/vote?for1094578dirupwhence%6e%65%77%73 ()* a: http://www.readwriteweb.com/archives/facebook_gets_faster_debuts_homegrown_php_compiler.php?utm_sourcefeedburnerutm_mediumfeedutm_campaignFeed%3Areadwriteweb%28ReadWriteWeb%29utm_contentTwitter (Facebook speeds up PHP)* a: http://news.ycombinator.com/user?idmcxx (mcxx)* a: http://news.ycombinator.com/item?id1094578 (9 comments)* a: http://news.ycombinator.com/vote?for1094649dirupwhence%6e%65%77%73 ()* a: http://groups.google.com/group/django-developers/msg/a65fbbc8effcd914 (Tough. Django produces XHTML.)* a: http://news.ycombinator.com/user?idandybak (andybak)* a: http://news.ycombinator.com/item?id1094649 (3 comments)* a: http://news.ycombinator.com/vote?for1093927dirupwhence%6e%65%77%73 ()* a: http://news.ycombinator.com/x?fnidp2sdPLE7Ce (More)* a: http://news.ycombinator.com/lists (Lists)* a: http://news.ycombinator.com/rss (RSS)* a: http://ycombinator.com/bookmarklet.html (Bookmarklet)* a: http://ycombinator.com/newsguidelines.html (Guidelines)* a: http://ycombinator.com/newsfaq.html (FAQ)* a: http://ycombinator.com/newsnews.html (News News)* a: http://news.ycombinator.com/item?id363 (Feature Requests)* a: http://ycombinator.com (Y Combinator)* a: http://ycombinator.com/w2010.html (Apply)* a: http://ycombinator.com/lib.html (Library)* a: http://www.webmynd.com/html/hackernews.html ()* a: http://mixpanel.com/?fromyc ()
