Unintentional production

class Solution
{
public   String InitDocument(String link,String code,int time,int charter)
{
    if(time-1==charter)return null;
    System.out.println("第"+time+"章:");
     FileWriter file;
    BufferedWriter  bw;
    Document doc;
    URLConnection src;
    BufferedReader buff;
     StringBuilder html=new StringBuilder();
    String line;
     String reg="div#content";
     Elements ele.
    URL url;
    String linkreg="a";
    Filename String = " Douro mainland .txt " ;
    Elx elements;
    String NexthtmlLink=null;
    int count=1;
   Matcher m;
    try {
        url=new URL(link);
        src = url.openConnection();
         
        buff=new BufferedReader(new InputStreamReader(src.getInputStream(),code));
        while((line=buff.readLine())!=null)
        {
            html.append(line+"\n");
        }
        doc=Jsoup.parse(html.toString());
        they = doc. select (Reg);
        elx = doc. select (linkreg);
        file=new FileWriter(new File(filename),true);
        bw=new BufferedWriter(file);
        for(Element elem:ele)
        {
            bw.write(elem.wholeText()+"\n");
        }
        bw.close();
        file.close();
        for (Element: Elche)
        {
            if((m=Pattern.compile("/shu/518/\\d+\\.html").matcher(elem.attr("href"))).find()&&count<2)
            {
                NexthtmlLink=elem.attr("href");
                . System OUT .println ( " the last chapter link: " + " https://www.qb5.tw " + NexthtmlLink);
                count++;
            }
            else if((m=Pattern.compile("/shu/518/\\d+\\.html").matcher(elem.attr("href"))).find()&&count==2)
            {
                NexthtmlLink=elem.attr("href");
                System.out.println("下一章链接:"+"https://www.qb5.tw"+NexthtmlLink);
                return "https://www.qb5.tw"+NexthtmlLink;
                }
            }
        } catch (MalformedURLException e) {
            e.printStackTrace ();
        } catch (IOException e) {
            e.printStackTrace ();
        }
        return null;
    }
}

public  class Main
{
    private static String link;
    private static String code;
    private static Solution space=new Solution();
    private static Scanner iner=new Scanner(System.in);
    private static String line;
    private static int cout=1;
    private static int charter=0;
    public static void main(String[] args) {
        . System OUT .print ( " Please enter the URL: " );
        link=iner.nextLine();
        . System OUT .print ( " Please enter the encoding of the page: " );
        code=iner.nextLine();
        . System OUT .print ( " Please enter the number of chapters to download: " );
        charter = iner.nextInt ();
        line=space.InitDocument(link, code, cout,charter);
        while(line!=null)
        {
            link=line;
            System.out.println(link);
           line=space.InitDocument(link, code, ++cout,charter);
        }
    }
}
public  class Main {

    public static void main(String[] args) throws FailingHttpStatusCodeException, MalformedURLException, IOException {
        final WebClient webClient=new WebClient(BrowserVersion.CHROME);
        webClient.getOptions().setCssEnabled(false);
        webClient.getOptions().setJavaScriptEnabled(false);
        webClient.getOptions().setThrowExceptionOnScriptError(false);
        final HtmlPage page=webClient.getPage("http://www.4399dmw.com/mh/bailangxi/320654.html");
        DomNodeList<DomElement> div=page.getElementsByTagName("img");
        
        div.forEach(item->{
            String line=item.getAttribute("src").toString();
            if((line.startsWith("http")||line.startsWith("https"))&&(Pattern.compile("\\d+.jpg").matcher(line)).find())
            {
                try {
                    URL url=new URL(item.getAttribute("src"));
                    BufferedInputStream in=new BufferedInputStream(url.openStream());
                    FileOutputStream file=new FileOutputStream(new File(line.substring(line.lastIndexOf("/")+1)));
                    int bit=0;
                    while((bit=in.read())!=-1)
                    {
                        file.write(bit);
                    }
                    
                } catch (MalformedURLException e) {
                    e.printStackTrace ();
                } catch (IOException e) {
                    e.printStackTrace ();
                }
                System.out.println(item.getAttribute("src"));
            }
        });
        System.out.println(div.size());
        webClient.close();
    }

}
public  class Main {

    public static void main(String[] args) throws FailingHttpStatusCodeException, MalformedURLException, IOException {
        WebClient webClient = new WebClient(BrowserVersion.CHROME);  
        webClient.getOptions().setJavaScriptEnabled(true); 
        webClient.getOptions().setCssEnabled(false); 
        webClient.getOptions().setThrowExceptionOnScriptError(false); 
        webClient.waitForBackgroundJavaScript(30 * 1000);                  
        HtmlPage page = webClient.getPage("https://manhua.dmzj.com/dccyd/571.shtml#@page=20");  
        String pageXml = page.asXml(); 
        Document doc = Jsoup.parse(pageXml);   
        Elements ele=doc.select("img");    
        System.out.println(ele.size());
        for(Element elem:ele)
        {
            String line=elem.attr("src");
            if((Pattern.compile("\\d+\\.(png|jpg)").matcher(elem.attr("src")).find()))
            {
                URL url=null;
               if(!(line.startsWith("https:")||line.startsWith("http:")))
                 {
                   System.out.println("https:"+line);
                   url=new URL("https:"+line);
                }  
               else
               {
                   System.out.println(line);
                   url=new URL(line);
               }
                BufferedInputStream in=new BufferedInputStream(url.openStream());
                FileOutputStream file=new FileOutputStream(new File(line.substring(line.lastIndexOf("/")+1)));
                int bit=0;
                while((bit=in.read())!=-1)
                {
                    file.write(bit);
                }
                . System OUT .println ( " write success! " );
            }    
        }
    }
}




public  class Main {

    public static void main(String[] args) throws FailingHttpStatusCodeException, MalformedURLException, IOException {
        WebClient webClient = new WebClient(BrowserVersion.CHROME);  
        webClient.getOptions().setJavaScriptEnabled(true); 
        webClient.getOptions().setCssEnabled(false); 
        webClient.getOptions().setThrowExceptionOnScriptError(false); 
        webClient.waitForBackgroundJavaScript(30 * 1000);                  
        HtmlPage page = webClient.getPage("https://manhua.dmzj.com/dccyd/571.shtml#@page=20");  
        String pageXml = page.asXml(); 
        Document doc = Jsoup.parse(pageXml);   
        Elements ele=doc.select("img");    
        System.out.println(ele.size());
        for(Element elem:ele)
        {
            String line=elem.attr("src");
            if((Pattern.compile("\\d+\\.(png|jpg)").matcher(elem.attr("src")).find()))
            {
                URL url=null;
               if(!(line.startsWith("https:")||line.startsWith("http:")))
                 {
                   System.out.println("https:"+line);
                   url=new URL("https:"+line);
                }  
               else
               {
                   System.out.println(line);
                   url=new URL(line);
               }
                BufferedInputStream in=new BufferedInputStream(url.openStream());
                FileOutputStream file=new FileOutputStream(new File(line.substring(line.lastIndexOf("/")+1)));
                int bit=0;
                while((bit=in.read())!=-1)
                {
                    file.write(bit);
                }
                . System OUT .println ( " write success! " );
            }    
        }
    }
}