Java实践练习轻松几行实现追书神器

public static HashMap cache = new HashMap<>();
public static Map cookies = new HashMap<>();
public static String url = https://www.biquwx.la/xxx/;

Connection con = Jsoup.connect(url)
				.userAgent("Mozilla/5.0 (Windows NT 6.1; WOW64; rv:56.0) Gecko/20100101 Firefox/56.0")
                .header("Accept", "text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8")
                .header("Accept-Language","zh-CN,zh;q=0.8,en-US;q=0.5,en;q=0.3")
                .header("Accept-Encoding", "gzip, deflate")
                .header("Connection","keep-alive")
                .header("Upgrade-Insecure-Requests", "1").cookies(cookies);

//先检查是否已经在缓存中
if(cache.containsKey(element.text())){
	System.out.println(element.text()+ "已经发送，无需重复发送！");
	continue;
}

MailAccount account = new MailAccount();
account.setHost("smtp.163.com");
account.setPort(Integer.valueOf(465));
account.setAuth(true);
account.setSslEnable(Boolean.valueOf(true));
account.setConnectionTimeout(1000L);
account.setSocketFactoryFallback(true);
account.setFrom("你的发送邮箱");
account.setUser("你的发送邮箱");
account.setPass("你发送邮箱的授权码");
MailUtil.send(account, "xxxxxxxxx@qq.com",element.text() , content, true, new File[0]);
System.out.println("发送成功！");

/**
     * 自动发送小说最新章节
     */
	public static void sendMail() throws IOException{
		System.out.println("开始准备爬取..");
		Connection con = Jsoup.connect(url)
				.userAgent("Mozilla/5.0 (Windows NT 6.1; WOW64; rv:56.0) Gecko/20100101 Firefox/56.0")
                .header("Accept", "text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8")
                .header("Accept-Language","zh-CN,zh;q=0.8,en-US;q=0.5,en;q=0.3")
                .header("Accept-Encoding", "gzip, deflate")
                .header("Connection","keep-alive")
                .header("Upgrade-Insecure-Requests", "1").cookies(cookies);
 
		Response execute = con.execute();
		
		cookies = execute.cookies();
		
		String body = execute.body().toString();
		
		Document doc = Jsoup.parse(body);
		
		Elements as = doc.getElementsByTag("a");
		boolean shouldSend = false;
		
		String start = FileUtil.readString("C:/start.txt", "UTF-8"); //读取开始章节，如果服务重启，必须重新修改该文件
		
		for (Iterator iterator = as.iterator(); iterator.hasNext();) {
			Element element = (Element) iterator.next();
			
			if(element.text().equals(start)){
				shouldSend = true;
			}
			
			if(shouldSend && element.text().startsWith("第")){
				//先检查是否已经在缓存中
				if(cache.containsKey(element.text())){
					System.out.println(element.text()+ "已经发送，无需重复发送！");
					continue;
				}
				con = Jsoup.connect(url + element.attr("href"));
				String content = Jsoup.parse(con.execute().body()).getElementById("content").html();
				
				cache.put(element.text(), "");
				
				MailAccount account = new MailAccount();
			     account.setHost("smtp.163.com");
			     account.setPort(Integer.valueOf(465));
			     account.setAuth(true);
			     account.setSslEnable(Boolean.valueOf(true));
			     account.setConnectionTimeout(1000L);
			     account.setSocketFactoryFallback(true);
			     account.setFrom("你的发送邮箱");
			     account.setUser("你的发送邮箱");
			     account.setPass("授权码");
			    // MailUtil.send(account, "你的接收邮箱",element.text() , content, true, new File[0]);
			     System.out.println("发送成功！");
			}
	
		}
	}