private void getHttpClientConnection(String url){final String getUrl = url;new Thread(new Runnable() {//新建一个子线程        String getUrl2 = getUrl;@Overridepublic void run() {            HttpClient hc = new DefaultHttpClient();//1.创建一个HttpClient,(DefaultHttpClient表示默认属性)            HttpGet hg = new HttpGet(getUrl2);//2.HttpGet实例，通过GET方法            InputStream in = null;            StringBuffer sb = null;try{                HttpResponse hr = hc.execute(hg);//3.HttpResponse Http响应,HttpClient执行HttpGet方法//连接成功if ((hr.getStatusLine().getStatusCode()) == 200){//4.得到响应码，如果==200，连接成功                    in = hr.getEntity().getContent();//5.获取返回的数据 InPutStream流获取响应得到的内容                    BufferedReader br = new BufferedReader(new InputStreamReader(in));//BufferedReader读取数据流char[] buf = new char[1024];int longth = 0;                    sb = new StringBuffer();while((longth = br.read(buf)) != -1){//读取BufferedReader，放入StringBuffer                        sb.append(buf,0,longth);                    }

                }            }catch(IOException e){                e.printStackTrace();            }finally{if (in != null){try {                        in.close();                    } catch (IOException e) {                        e.printStackTrace();                    }                }            }

            Message message = new Message();//新建Message            message.what = CHANGE_TEXT;            message.obj = sb.toString();//Message.obj得到StringBuffer的内容handler.sendMessage(message);//sendMessage

        }    }).start();}

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类中建一个Handler接收message

private static final int CHANGE_TEXT = 1;

private Handler handler = new Handler(){@Overridepublic void handleMessage(Message msg) {super.handleMessage(msg);if (msg.what == CHANGE_TEXT){textView.setText(msg.obj.toString());        }    }};