我是Android应用程序开发的新手,我需要两个文本框用户名和密码,它将登录到服务器并使用php页面与数据库进行检查,如果登录成功,则转到下一个屏幕,否则显示一个msg框显示登录错误我该怎么办?public void postData() { // Create a new HttpClient and Post Header HttpClient httpclient = new DefaultHttpClient(); HttpPost httppost = new HttpPost("http://google.com"); EditText tw =(EditText) findViewById(R.id.EditText01); try { // Add your data List<NameValuePair> nameValuePairs = new ArrayList<NameValuePair>(2); nameValuePairs.add(new BasicNameValuePair("id", "12345")); nameValuePairs.add(new BasicNameValuePair("stringdata", "AndDev is Cool!")); httppost.setEntity(new UrlEncodedFormEntity(nameValuePairs)); // Execute HTTP Post Request HttpResponse response = httpclient.execute(httppost); int status = response.getStatusLine().getStatusCode(); tw.setText(status); } catch (ClientProtocolException e) { tw.setText(e.toString()); } catch (IOException e) { tw.setText(e.toString()); }}
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