Android 网络数据读取及解析

微博网络数据获取及解析的示例

OAuth auth = new OAuth();
            String url = "http://api.t.sina.com.cn/statuses/friends_timeline.json";
            List<BasicNameValuePair> params = new ArrayList<BasicNameValuePair>();
            params.add(new BasicNameValuePair("source",auth.consumerKey));
            HttpResponse response = auth.SignRequest(user.getId(), user.getTokenSecret(), url, params);
            
            if(200 == response.getStatusLine().getStatusCode())
            {
                try{
                    InputStream is = response.getEntity().getContent();
                    Reader reader = new BufferedReader(new InputStreamReader(is),4096);
                    StringBuilder buffer = new StringBuilder((int)response.getEntity().getContentLength());
                    try{
                        char[] tmp = new char[1024];
                        int l;
                        while((l=reader.read(tmp))!= -1)
                        {
                            buffer.append(tmp,0,l);
                        }
                    }finally
                    {
                        reader.close();                       
                    }
                    
                    String string = buffer.toString();
                    ((org.apache.http.HttpResponse) response).getEntity().consumeContent();
                    JSONArray data = new JSONArray(string);
                    
                    for(int i=0; i<data.length();i++)
                    {
                        JSONObject d = data.getJSONObject(i);
                        if(d!=null)
                        {
                            JSONObject u = d.getJSONObject("user");
                            if(d.has("retweeted_status"))
                            {
                                JSONObject r = d.getJSONObject("retweeted_status");                                
                            }
                            
                            //微博id
                            String id=d.getString("id");
                            String userId=u.getString("id");
                            String userName=u.getString("screen_name");
                            String userIcon=u.getString("profile_image_url");
//                            Log.e("userIcon", userIcon);
                            String time=d.getString("created_at");
                            String text=d.getString("text");
                            Boolean haveImg=false;
                            if(d.has("thumbnail_pic")){
                                haveImg=true;
                                //String thumbnail_pic=d.getString("thumbnail_pic");
                                //Log.e("thumbnail_pic", thumbnail_pic);
                            }
                            
                            Date startDate=new Date(time);
                            Date nowDate = Calendar.getInstance().getTime();
                            time=new DateUtilsDef().twoDateDistance(startDate,nowDate);
                            if(wbList==null){
                                wbList=new ArrayList<WeiBoInfo>();
                            }
                            WeiBoInfo w=new WeiBoInfo();
                            w.setId(id);
                            w.setUserId(userId);
                            w.setUserName(userName);
                            w.setTime(time +" 前");
                            w.setText(text);
                            
                            w.setHaveImage(haveImg);
                            w.setUserIcon(userIcon);
                            wbList.add(w);
                        }
                    }
                    
                    
                } catch (IOException e) {
                    // TODO Auto-generated catch block
                    e.printStackTrace();
                }
                catch (JSONException e){
                    e.printStackTrace();
                }
                catch (IllegalStateException e)
                {
                    e.printStackTrace();
                }
            }