【Java】getBingBackground.rar_9KD_Bing背景_java_java1080

package getBingBackground; import java.io.BufferedInputStream; import java.io.FileOutputStream; import java.net.HttpURLConnection; import java.net.URL; import org.jsoup.Jsoup; import org.jsoup.nodes.Document; import org.jsoup.nodes.Element; import org.jsoup.select.Elements; public class GetPicture { public static String getPicture(String url) throws Exception { // 使用json来parse html Document doc = Jsoup.parse(new URL(url), 3000); // 取得所有的script tag Elements eles = doc.getElementsByTag("script"); for (Element ele : eles) { // 检查是否有g_img字串 String script = ele.toString(); if (script.indexOf("g_img=") > -1) { // 只取得script的内容 script = ele.childNode(0).toString(); // 截取变量g_img的url值 script = script.substring(script.indexOf("g_img=")); script = script.substring(script.indexOf("url: \"") + 6); script = script.substring(0, script.indexOf("\"")); // 组装为图片地址 if (script.substring(0, 2).equals("//")) script = "https:" + script; else script = url + script; System.out.println(script); return script; } } return null; } public static String getTomorrowPicture(String url) throws Exception { // 使用json来parse html Document doc = Jsoup.parse(new URL(url), 3000); // 取得所有的script tag Elements eles = doc.getElementsByTag("script"); for (Element ele : eles) { // 检查是否有var g_prefetch字串 String script = ele.toString(); if (script.indexOf("var g_prefetch") > -1) { // 只取得script的内容 script = ele.childNode(0).toString(); // 截取变量g_prefetch的url值 script = script.substring(script.indexOf("var g_prefetch")); script = script.substring(script.indexOf("url:\'") + 5); script = script.substring(0, script.indexOf("\'")); // 删除script中的\字符 script = script.replace("\\", ""); // 组装为图片地址 if (script.substring(0, 2).equals("//")) script = "https:" + script; else script = url + script; System.out.println(script); return script; } } return null; } public static String saveToFile(String location, String name, String url) { HttpURLConnection httpUrl = null; BufferedInputStream bis = null; FileOutputStream fos = null; byte[] buf = new byte[1024]; int size = 0; try { // 连接网络，获取输入流 httpUrl = (HttpURLConnection) new URL(url).openConnection(); httpUrl.connect(); bis = new BufferedInputStream(httpUrl.getInputStream()); // 组装图片名称 if (name == null) { name = url.substring(url.lastIndexOf("/") + 1); } else { name += url.substring(url.lastIndexOf(".")); } // 写入文件 fos = new FileOutputStream(location + name); System.out.println(location + name); while ((size = bis.read(buf)) != -1) { fos.write(buf, 0, size); } fos.flush(); } catch (Exception e) { } finally { try { fos.close(); bis.close(); httpUrl.disconnect(); } catch (Exception e) { } } return location + name; } public static void main(String[] a) { String urlToday, urlTomorrow; String desktop = System.getProperty("user.home") + "\\Desktop\\"; try { urlToday = getPicture("https://www.bing.com"); saveToFile(desktop, null, urlToday); urlTomorrow = getTomorrowPicture("https://www.bing.com"); saveToFile(desktop, "Tomorrow", urlTomorrow); // 设置桌面背景 String pictures = System.getProperty("user.home") + "\\Pictures\\"; saveToFile(pictures, "Today", urlToday); TransferExe.openExe(); } catch (Exception e) { } } }