CookieStore cookies=((AbstractHttpClient)client).getCookieStore();//读cookie
((AbstractHttpClient) client).setCookieStore(cookies);//写cookie

public class myApp extends Application {


  private CookieStore cookies; 
  public CookieStore getCookie(){  
    return cookies;
  }
  public void setCookie(CookieStore cks){
    cookies = cks;
  }
}

//设置cookie
myApp appCookie = ((myApp)getApplication());  
appCookie.setCookie(cookies);
//读取cookie
myApp appCookie = ((myApp)getApplicationContext());
cookies = appCookie.getCookie();

HttpResponse response = client.execute(mypost);
int statuscode = response.getStatusLine().getStatusCode();

List<Cookie> cookies = httpclient.getCookieStore().getCookies();  
if (cookies.isEmpty()) {  
Log.i(TAG, "-------Cookie NONE---------");  
} else {          
for (int i = 0; i < cookies.size(); i ) {  
//保存cookie   
cookie = cookies.get(i);  
Log.d(TAG, cookies.get(i).getName() "=" cookies.get(i).getValue() );  
} 
 

 
HttpPost httpPost = new HttpPost(访问地址); 
httpPost.setHeader("Cookie", "JSESSIONID=" + 我们在静态变量里存放的SessionId); 
HttpResponse httpResponse = httpclient.execute(httpPost); 
HttpGet request = new HttpGet(url+"?"+Params); 
    request.setHeader("Cookie",Sessionid);