Java HttpHelper类,可携带Cookie,使用HttpClient4 

 1 public String GetHtml(String URL)
 2 {
 3  DefaultHttpClient httpClient = new DefaultHttpClient();
 4  HttpGet request=new HttpGet(URL); 
 5  request.addHeader("Accept", "application/javascript, */*;q=0.8");
 6  request.addHeader("User-Agent", "Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; Win64; x64; Trident/5.0)");
 7  request.addHeader("Referer", Referer);
 8  if (cookie!=null){
 9   httpClient.setCookieStore(cookie);
10  } 
11  try {
12   
13   HttpResponse httpResponse=httpClient.execute(request); 
14   String res=EntityUtils.toString(httpResponse.getEntity());
15   cookie=httpClient.getCookieStore();
16   httpClient.getConnectionManager().shutdown();
17   return(res);
18  } catch (IOException  e) {
19   return(e.toString());
20  } catch (ParseException e){
21   return(e.toString());
22     } 
23 }
24 
25 public String GetHtml(String URL,String PostData)
26 {
27  DefaultHttpClient httpClient=new DefaultHttpClient();
28  HttpPost request=new HttpPost(URL); 
29  if (cookie!=null){
30   httpClient.setCookieStore(cookie);
31  } 
32  try {
33   StringEntity reqEntity = new StringEntity(PostData);
34   reqEntity.setContentType("application/x-www-form-urlencoded");
35   
36   request.addHeader("Accept", "application/javascript, */*;q=0.8");
37   request.addHeader("User-Agent", "Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; Win64; x64; Trident/5.0)");
38   request.addHeader("Referer",Referer);
39   request.setEntity(reqEntity);
40   HttpResponse httpResponse=httpClient.execute(request);
41   String res=EntityUtils.toString(httpResponse.getEntity());
42   cookie=httpClient.getCookieStore();
43   httpClient.getConnectionManager().shutdown();
44   return(res);
45  } catch (IOException  e) {
46   return(e.toString());
47  } catch (ParseException e){
48   return(e.toString());
49     } 
50 }
51 }

 

posted @ 2012-10-20 18:58  绝壁小草  阅读(831)  评论(0)    收藏  举报