分享国外的一批性能测试资料（附自动下载程序)

dennyqiang

今天在微博上看到陈能技共享的一批性能测试资料，很不错的，分享链接给同行们。

链接如下：http://www.perftestplus.com/resources/

由于资料很多，手动下载很麻烦，所以特地写了一段自动下载程序，也一并分享之。这段代码大家改吧改吧去下载任何网页上的价格资源都是可以的。

1. 
   
2. package com.qiang.misc;
   
3. import java.io.BufferedReader;
   
4. import java.io.File;
   
5. import java.io.FileOutputStream;
   
6. import java.io.InputStream;
   
7. import java.io.InputStreamReader;
   
8. import java.io.OutputStream;
   
9. import java.net.HttpURLConnection;
   
10. import java.net.URL;
    
11. import java.util.ArrayList;
    
12. import java.util.List;
    
13. 
    
14. public class PerfTestPDFDownload {
    
15. public static void main(String[] args) {
    
16.   PerfTestPDFDownload ptDownload = new PerfTestPDFDownload();
    
17.   String response = ptDownload.doRequest("http://www.perftestplus.com/resources/");
    
18.   List<String> al = ptDownload.doSearch(response, "<li><a href=\"", "\">");
    
19.   for (int i=1; i<al.size(); i++) {
    
20.    String pdfSource = "http://www.perftestplus.com/resources/" + al.get(i);
    
21.    ptDownload.doDownload(pdfSource, "E:\\51Testing\\LoadRunner\\PerfTestPlus\\" + al.get(i));
    
22.   }
    
23. }
    
24. 
    
25. public String doRequest(String src) {
    
26.   String response = "", line = "";
    
27.   try {
    
28.    URL url = new URL(src);
    
29.    HttpURLConnection urlConnection = (HttpURLConnection)url.openConnection();
    
30.    
    
31.    urlConnection.setUseCaches(false);
    
32.    urlConnection.connect();
    
33.    
    
34.    BufferedReader in = new BufferedReader(new InputStreamReader(urlConnection.getInputStream(), "GBK"));
    
35.    while ((line = in.readLine())!= null) {
    
36.     response += line + "\n";
    
37.    }
    
38.   }
    
39.   catch (Exception e) {
    
40.    e.printStackTrace();
    
41.   }
    
42.   return response;
    
43. }
    
44. 
    
45. public List<String> doSearch(String source, String left, String right) {
    
46.   int posLeft, posRight, tempLeft;
    
47.   String tempSource, result;
    
48.   List<String> list = new ArrayList<String>();
    
49.   int leftLen = left.length();
    
50.   int rightLen = right.length();
    
51.   
    
52.   try {
    
53.    source = source.substring(source.indexOf(left), source.lastIndexOf(right)+rightLen+1);
    
54.    while (((posLeft = source.indexOf(left)) >= 0) && ((posRight = source.indexOf(right)) >= 0)) {
    
55.     tempSource = source.substring(0, posRight);
    
56.     tempLeft = tempSource.lastIndexOf(left);
    
57.     result = tempSource.substring(tempLeft+leftLen);
    
58.     list.add(result);
    
59.     source = source.substring(posRight+rightLen);
    
60.    }
    
61.   }
    
62.   catch (Exception e) {
    
63.    e.printStackTrace();
    
64.   }
    
65.   return list;
    
66. }
    
67. 
    
68. public int doDownload(String src, String path) {
    
69.   int dlstatus;
    
70.   try {
    
71.    URL url = new URL(src);
    
72.    File outFile = new File(path);
    
73.    HttpURLConnection urlConnection = (HttpURLConnection)url.openConnection();
    
74.    urlConnection.setUseCaches(false);
    
75.    urlConnection.setReadTimeout(20000);
    
76.    urlConnection.connect();
    
77.    if (urlConnection.getResponseCode() >= 400)
    
78.     dlstatus = urlConnection.getResponseCode();
    
79.    else {
    
80.     OutputStream os = new FileOutputStream(outFile);
    
81.     InputStream is = urlConnection.getInputStream();
    
82.     byte[] buff = new byte[1024];
    
83.     while(true) {
    
84.      int readed = is.read(buff);
    
85.      if(readed == -1) {
    
86.       break;
    
87.      }
    
88.      byte[] temp = new byte[readed];
    
89.      System.arraycopy(buff, 0, temp, 0, readed);
    
90.      os.write(temp);
    
91.     }
    
92.     is.close();
    
93.           os.close();
    
94.           dlstatus = 200;
    
95.    }
    
96.    urlConnection.disconnect();
    
97.   }
    
98.   catch (Exception e) {
    
99.    dlstatus = 999;
    
100.   }
     
101.   return dlstatus;
     
102. }
     
103. }
     
104. 
     

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云层

高手都是自己写代码下载的，我只能打开迅雷下载所有链接了。。。。

dennyqiang

写写更健康。。。。。。