Issue
so im working on the login activity for an app, and i wanna connect to a (SOAP) web service using AsynTask, i will be sending a key,username and a password to the web service that will give me in return a Boolean result whether the user is valid or not.... Before trying AsyncTask i was using a method i found online, where you create a -caller class- that extends -Thread class- and use a while loop inside -MainActivity- that makes the -UI Thread sleeps-, well it was working but it felt kinda not the right approach so i looked into it and found about AsyncTask but i cant seem to make it work... PS : i cant share the url for the webservice since it belongs to my university, sorry for that.
public class LoginActivity extends AppCompatActivity {
Button loginButton;
EditText usernumber,password;
boolean result;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_login);
getSupportActionBar().hide();
loginButton = (Button) findViewById(R.id.loginButton);
usernumber = (EditText) findViewById(R.id.userNum);
password = (EditText) findViewById(R.id.userPass);
loginButton.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
try {
new CallLoginWS().execute();
if(result == true){
Intent bEmpIntent = new Intent(LoginActivity.this,BasicEmployeeActivity.class);
startActivity(bEmpIntent);
}else{
Toast.makeText(LoginActivity.this,"username or password incorrect",Toast.LENGTH_SHORT).show();
}
} catch (Exception e) {
e.printStackTrace();
}
}
});
}
public class CallLoginWS extends AsyncTask<Void,Void,Void> {
private final String SOAP_ACTION = "";
private final String OPERATION_NAME = "IsValidUser";
private final String WSDL_TARGET_NAMESPACE = "";
private final String HOST = "";
private final String FILE = "";
private final String KEY = "";
@Override
protected Void doInBackground(Void... voids) {
SoapObject request = new SoapObject(WSDL_TARGET_NAMESPACE,OPERATION_NAME);
PropertyInfo pi=new PropertyInfo();
pi.setName("usagekey");
pi.setValue(KEY);
pi.setType(String.class);
request.addProperty(pi);
pi = new PropertyInfo();
pi.setName("username");
pi.setValue(usernumber.getText().toString());
pi.setType(String.class);
request.addProperty(pi);
pi = new PropertyInfo();
pi.setName("password");
pi.setValue(password.getText().toString());
pi.setType(String.class);
request.addProperty(pi);
SoapSerializationEnvelope envelope = new SoapSerializationEnvelope(SoapEnvelope.VER11);
envelope.dotNet = true;
envelope.setOutputSoapObject(request);
HttpsTransportSE httpsTransport = new HttpsTransportSE(HOST,443,FILE,15000);
SSLConnection ssl = new SSLConnection();
ssl.allowAllSSL();
try
{
httpsTransport.call(SOAP_ACTION, envelope);
result = (boolean)envelope.getResponse();
}
catch (Exception exception)
{
exception.printStackTrace();
}
return null;
}
}
}
im new to this and im really lost right now, so any help/advice is highly appreciated.
Solution
You need to move this code
if(result == true){
Intent bEmpIntent = new Intent(LoginActivity.this,BasicEmployeeActivity.class);
startActivity(bEmpIntent);
}else{
Toast.makeText(LoginActivity.this,"username or password incorrect",Toast.LENGTH_SHORT).show();
}
to onPostExecute() of your asynctask
Answered By - Viktoriia Chebotar
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