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enhance abstraction of RequestHandler

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This commit is contained in:
ikarulus 2019-01-13 13:20:42 +01:00
parent 7f3159b0bc
commit 9defe416da
2 changed files with 20 additions and 9 deletions
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7
app/src/main/java/com/example/hochi/nextcompanion/LoginActivity.java
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@ -86,6 +86,11 @@ public class LoginActivity extends AppCompatActivity implements AsyncTaskCallbac
// Store values at the time of the login attempt.
String phone = mPhoneView.getText().toString();
String pin = mPinView.getText().toString();
String[] credentials = {
"apikey=", getString(R.string.apikey),
"mobile=", mPhoneView.getText().toString(),
"pin=", mPinView.getText().toString()
};
boolean cancel = false;
View focusView = null;
@ -112,7 +117,7 @@ public class LoginActivity extends AppCompatActivity implements AsyncTaskCallbac
// Show a progress spinner, and kick off a background task to
// perform the user login attempt.
showProgress(true);
mAuthTask = new RequestHandler(phone, pin, this);
mAuthTask = new RequestHandler(credentials, this);
mAuthTask.execute((Void) null);
}
}

22
app/src/main/java/com/example/hochi/nextcompanion/RequestHandler.java
View file

@ -1,6 +1,9 @@
package com.example.hochi.nextcompanion;
import android.content.Context;
import android.content.res.Resources;
import android.os.AsyncTask;
import android.util.Log;
import java.io.BufferedReader;
import java.io.DataOutputStream;
@ -12,20 +15,23 @@ import java.net.URLEncoder;
public class RequestHandler extends AsyncTask<Void, Void, String> {
private final String mPhone;
private final String mPin;
private AsyncTaskCallbacks<String> callback;
private String[] mCredentials;
RequestHandler(String phone, String pin, AsyncTaskCallbacks<String> act) {
mPhone = URLEncoder.encode(phone);
mPin = pin;
RequestHandler(String[] credentials, AsyncTaskCallbacks<String> act) {
mCredentials = credentials;
callback = act;
}
@Override
protected String doInBackground(Void... params) {
StringBuilder response = new StringBuilder();
String urlParameters = "apikey=" + R.string.loginKey + "&mobile=" + mPhone + "&pin=" + mPin;
StringBuilder urlParameters = new StringBuilder();
int i=0;
while (i<mCredentials.length) {
urlParameters.append("&").append(mCredentials[i]).append(URLEncoder.encode(mCredentials[i+1]));
i=i+2;
}
HttpURLConnection connection = null;
try {
@ -37,7 +43,7 @@ public class RequestHandler extends AsyncTask<Void, Void, String> {
"application/x-www-form-urlencoded");
connection.setRequestProperty("Content-Length", "" +
Integer.toString(urlParameters.getBytes().length));
Integer.toString(urlParameters.toString().getBytes().length));
connection.setRequestProperty("Content-Language", "en-US");
connection.setUseCaches (false);
@ -47,7 +53,7 @@ public class RequestHandler extends AsyncTask<Void, Void, String> {
//Send request
DataOutputStream wr = new DataOutputStream (
connection.getOutputStream ());
wr.writeBytes (urlParameters);
wr.writeBytes (urlParameters.toString());
wr.flush ();
wr.close ();