1 import java.io.BufferedReader; 2 import java.io.InputStream; 3 import java.io.InputStreamReader; 4 import java.net.URL; 5 import java.net.URLConnection; 6 import java.util.ArrayList; 7 import java.util.List; 8  9 public class TestIndex {10     11     private String rootUrl = "http://localhost/apk/";12     private String listUrl = rootUrl + "test-index.htm";13     private static List<String> imageUrlList = new ArrayList<String>();14     public static void main(String args[]){15         TestIndex ti = new TestIndex();16         ti.getData();17         System.out.println(imageUrlList.size());18         for(int i=0; i<imageUrlList.size();i++){19             System.out.println(imageUrlList.get(i));20         }21         22     }23     24     private InputStream getNetInputStream(String urlStr)25     {26         try27         {28             URL url = new URL(urlStr);29             URLConnection conn = url.openConnection();30             conn.connect();31             InputStream is = conn.getInputStream();32             return is;33         }34         catch (Exception e)35         {36 37         }38         return null;39     }40     private void getData() {41         try42         {43             InputStream is = getNetInputStream(listUrl);44             InputStreamReader isr = new InputStreamReader(is);45             BufferedReader br = new BufferedReader(isr);46             String s = null;47             String html="";48             while ((s = br.readLine()) != null)49             {50                 html+=s;51             }52             53             is.close();54             String startStr = "src=http://www.mamicode.com/"https://";55             String endStr = " width=";56             int start = 0;57             int end = 0;58             int index =0;59             imageUrlList.clear();60             while (true)61             {62                 start = html.indexOf(startStr, index);63                 if (start < 0)64                     break;65                 index=start;66                 end = html.indexOf(endStr, index);67                 String ss = html.substring(start+5,end-1);68                 imageUrlList.add(ss);69                 index +=ss.length();70             }71         }72         catch (Exception e)73         {74             // TODO: handle exception75         }76     }77 }

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