我是SOAP webservices和AsyncTask的新手,我正在开发一个使用SOAP webservices进行登录的应用程序。 我试图做所有的onCreate方法的工作,但我得到了android.os.NetworkOnMainThreadException。AsyncTask和SOAP webservices
所以我尝试使用AsyncTask, 但我无法在RetrieveFeedTask类中获得对emailText和passwordText的引用。
这里是我的代码:
public class MainActivity extends AppCompatActivity
implements NavigationView.OnNavigationItemSelectedListener {
private static String SOAP_ACTION = "intentionally hided";
private static String NAMESPACE = "intentionally hided";
private static String METHOD_NAME = "intentionally hided";
private static String URL = "intentionally hided";
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
setSupportActionBar(toolbar);
final EditText emailText = (EditText) findViewById(R.id.emailText);
final EditText passwordText = (EditText) findViewById(R.id.passwordText);
Button loginButton = (Button) findViewById(R.id.button_login);
loginButton.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
new RetrieveFeedTask().execute();
}
});
}
class RetrieveFeedTask extends AsyncTask<String, String, String> {
protected String doInBackground(String... urls) {
SoapObject request = new SoapObject(NAMESPACE, METHOD_NAME);
request.addProperty("userName", emailText.getText().toString());
request.addProperty("userPassword", passwordText.getText().toString());
SoapSerializationEnvelope envelope = new SoapSerializationEnvelope(SoapEnvelope.VER11);
envelope.setOutputSoapObject(request);
envelope.dotNet = true;
try {
HttpTransportSE androidHttpTransport = new HttpTransportSE(URL);
androidHttpTransport.call(SOAP_ACTION, envelope);
SoapObject result = (SoapObject) envelope.bodyIn;
if (result != null) {
Toast.makeText(getApplicationContext(), "Login Successful!", Toast.LENGTH_LONG).show();
} else {
Toast.makeText(getApplicationContext(), "Login Failed!", Toast.LENGTH_LONG).show();
}
} catch (Exception e) {
e.printStackTrace();
}
}
}
似乎有一篇文章在这里 - > http://www.helloandroid.com/tutorials/using-ksoap2 -android-and-parsing-output-data解释如何做到这一点。但是,如果可能的话,我会研究json和rest API,而不是SOAP Webservices。 –