Android中 Http請求

標籤：

HttpClient

 

public class MainActivity extends Activity {    private Button button;        @Override    protected void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.activity_main);                button = (Button)findViewById(R.id.buttonId);                ButtonListener listener = new ButtonListener();        button.setOnClickListener(listener);    }    class ButtonListener implements OnClickListener{        @Override        public void onClick(View view) {            //原則：在主線程當中不能夠訪問網路            NetworkThread nt = new NetworkThread();            nt.start();        }            }        class NetworkThread extends Thread{        @Override        public void run(){            //建立HttpClient            HttpClient httpClient = new DefaultHttpClient();            //建立代表請求的對象,參數是訪問的伺服器位址            //http://www.baidu.com            HttpGet httpGet = new HttpGet("http://www.marschen.com/data1.html");            //執行請求，擷取伺服器發還的相應對象            try {                HttpResponse resp = httpClient.execute(httpGet);                //檢查相應的狀態是否正常。檢查狀態代碼的值是否等於200                int code = resp.getStatusLine().getStatusCode();                if(code == 200){                    //從相應對象當中取出資料                    HttpEntity entity = resp.getEntity();                    InputStream in = entity.getContent();                    BufferedReader reader = new BufferedReader(new InputStreamReader(in));                    String line = reader.readLine();                    Log.d("HTTP", "從伺服器取得的資料位元：" + line);                }            } catch (Exception e) {                e.printStackTrace();            }        }    } }

 

Android中 Http請求