關於Android連接request和response中攜帶cookie

關於Android連接request和response中攜帶cookie：

1. class LoginTask extends AsyncTask<String, Object, String> {  
2.         @Override  
3.         protected void onPreExecute() {  
4.             progressDialog.setMessage("Loading...");  
5.             progressDialog.show();  
6.         }  
7.   
8.         @Override  
9.         protected String doInBackground(String... par) {  
10.             HttpPost post = new HttpPost(par[0]);  
11.             params = new ArrayList<NameValuePair>();  
12.             params.add(new BasicNameValuePair("methodName", "login"));  
13.             params.add(new BasicNameValuePair("username", username));  
14.             params.add(new BasicNameValuePair("password", password));  
15.             /**add cookie 
16.              * Cookie cookie=new BasicClientCookie("","");  
17.              * CookieSpecBase cookieSpecBase=new BrowserCompatSpec();  
18.              * List<Cookie> cookies=new ArrayList<Cookie>();  
19.              * cookies.add(cookie); 
20.              * cookieSpecBase.formatCookies(cookies); 
21.              * post.setHeader(cookieSpecBase.formatCookies(cookies).get(0)); 
22.              */  
23.             DefaultHttpClient client=new DefaultHttpClient();  
24.             try {  
25.                 post.setEntity(new UrlEncodedFormEntity(params, HTTP.UTF_8));  
26.                 try {  
27.                     res = client.execute(post);  
28.                 } catch (Exception e) {  
29.                     return "網絡連接錯誤,請檢查網絡是否打開！";  
30.                 }  
31.                 responseCode = res.getStatusLine().getStatusCode();  
32.                 if (responseCode != 200)  
33.                     return "服務器正忙！ 返回代碼為：" + responseCode;  
34.                 /** get cookie 
35.                 * List<Cookie>  cookiess=client.getCookieStore().getCookies(); 
36.                 * cookiess.get(0).getName(); 
37.                 * cookiess.get(0).getValue(); 
38.                 */  
39.                 bis = new ByteArrayInputStream(EntityUtils.toByteArray(res  
40.                         .getEntity()));  
41.                 dis = new DataInputStream(bis);  
42.                 c = new Customers();  
43.                 if (dis.readUTF().equals("notnull")) {  
44.                     c.setCustomerid(dis.readLong());  
45.                     c.setUsername(dis.readUTF());  
46.                     c.setPassword(dis.readUTF());  
47.                     c.setRealname(dis.readUTF());  
48.                     c.setIdentify(dis.readUTF());  
49.                     c.setSex(dis.readUTF());  
50.                     c.setBirthday(dis.readUTF());  
51.                     c.setCustomeraddress(dis.readUTF());  
52.                     c.setCreditcard(dis.readUTF());  
53.                     c.setEmail(dis.readUTF());  
54.                     c.setTelephone(dis.readUTF());  
55.                     c.setAddress(dis.readUTF());  
56.                     c.setZip(dis.readUTF());  
57.                     c.setRemark(dis.readUTF());  
58.                     wirteToFile(c.getUsername(), c.getPassword());  
59.                 } else {  
60.                     return "請重新輸入密碼或者用戶名不正確！";  
61.                 }  
62.   
63.             } catch (UnsupportedEncodingException e) {  
64.                 return "錯誤：UnsupportedEncodingException";  
65.             } catch (IOException e) {  
66.                 e.printStackTrace();  
67.                 return "錯誤：讀取流出錯！";  
68.             } finally {  
69.                 try {  
70.                     if (dis != null || bis != null) {  
71.                         dis.close();  
72.                         bis.close();  
73.                     }  
74.                 } catch (IOException e) {  
75.                     return "關閉流失敗";  
76.                 }  
77.             }  
78.             return null;  
79.         }  
80.   
81.         @Override  
82.         protected void onPostExecute(String result) {  
83.             progressDialog.cancel();  
84.             if (result != null) {  
85.                 fail = true;  
86.                 alertDialog(result);  
87.             }  
88.         }  
89.     }