Removed unused methods and imports

app/src/main/java/de/sebse/fuplanner/services/fulogin/FUAuthenticatorActivity.java

@@ -6,17 +6,10 @@ import android.accounts.AccountManager;
 import android.animation.Animator;
 import android.animation.AnimatorListenerAdapter;
 import android.annotation.TargetApi;
-import android.app.LoaderManager.LoaderCallbacks;
 import android.content.Context;
-import android.content.CursorLoader;
 import android.content.Intent;
-import android.content.Loader;
-import android.content.pm.PackageManager;
-import android.database.Cursor;
-import android.net.Uri;
 import android.os.Build;
 import android.os.Bundle;
-import android.provider.ContactsContract;
 import android.text.TextUtils;
 import android.view.View;
 import android.view.inputmethod.EditorInfo;
@@ -24,7 +17,6 @@ import android.view.inputmethod.InputMethodManager;
 import android.widget.Button;
 import android.widget.EditText;
 
-import androidx.annotation.NonNull;
 import de.sebse.fuplanner.R;
 
 import static de.sebse.fuplanner.services.fulogin.UserLoginTask.PARAM_USER_PASS;
@@ -32,7 +24,7 @@ import static de.sebse.fuplanner.services.fulogin.UserLoginTask.PARAM_USER_PASS;
 /**
  * A login screen that offers login via email/password.
  */
-public class FUAuthenticatorActivity extends AccountAuthenticatorActivity implements LoaderCallbacks<Cursor> {
+public class FUAuthenticatorActivity extends AccountAuthenticatorActivity {
 
     /**
      * Id to identity READ_CONTACTS permission request.
@@ -71,7 +63,6 @@ public class FUAuthenticatorActivity extends AccountAuthenticatorActivity implem
         setContentView(R.layout.activity_fu_authenticator);
         // Set up the login form.
         mEmailView = findViewById(R.id.input_username);
-        populateAutoComplete();
 
         mPasswordView = findViewById(R.id.input_password);
         mPasswordView.setOnEditorActionListener((textView, id, keyEvent) -> {
@@ -89,49 +80,6 @@ public class FUAuthenticatorActivity extends AccountAuthenticatorActivity implem
         mProgressView = findViewById(R.id.login_progress);
     }
 
-    private void populateAutoComplete() {
-        if (!mayRequestContacts()) {
-            return;
-        }
-
-        getLoaderManager().initLoader(0, null, this);
-    }
-
-    private boolean mayRequestContacts() {
-        /*if (Build.VERSION.SDK_INT < Build.VERSION_CODES.M) {
-            return true;
-        }
-        if (checkSelfPermission(READ_CONTACTS) == PackageManager.PERMISSION_GRANTED) {
-            return true;
-        }
-        if (shouldShowRequestPermissionRationale(READ_CONTACTS)) {
-            Snackbar.make(mEmailView, R.string.permission_rationale, Snackbar.LENGTH_INDEFINITE)
-                    .setAction(android.R.string.ok, new View.OnClickListener() {
-                        @Override
-                        @TargetApi(Build.VERSION_CODES.M)
-                        public void onClick(View v) {
-                            requestPermissions(new String[]{READ_CONTACTS}, REQUEST_READ_CONTACTS);
-                        }
-                    });
-        } else {
-            requestPermissions(new String[]{READ_CONTACTS}, REQUEST_READ_CONTACTS);
-        }*/
-        return false;
-    }
-
-    /**
-     * Callback received when a permissions request has been completed.
-     */
-    @Override
-    public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions,
-                                           @NonNull int[] grantResults) {
-        if (requestCode == REQUEST_READ_CONTACTS) {
-            if (grantResults.length == 1 && grantResults[0] == PackageManager.PERMISSION_GRANTED) {
-                populateAutoComplete();
-            }
-        }
-    }
-
 
     /**
      * Attempts to sign in or register the account specified by the login form.
@@ -218,43 +166,6 @@ public class FUAuthenticatorActivity extends AccountAuthenticatorActivity implem
         });
     }
 
-    @Override
-    public Loader<Cursor> onCreateLoader(int i, Bundle bundle) {
-        return new CursorLoader(this,
-                // Retrieve data rows for the device user's 'profile' contact.
-                Uri.withAppendedPath(ContactsContract.Profile.CONTENT_URI,
-                        ContactsContract.Contacts.Data.CONTENT_DIRECTORY), ProfileQuery.PROJECTION,
-
-                // Select only email addresses.
-                ContactsContract.Contacts.Data.MIMETYPE +
-                        " = ?", new String[]{ContactsContract.CommonDataKinds.Email
-                .CONTENT_ITEM_TYPE},
-
-                // Show primary email addresses first. Note that there won't be
-                // a primary email address if the user hasn't specified one.
-                ContactsContract.Contacts.Data.IS_PRIMARY + " DESC");
-    }
-
-    @Override
-    public void onLoadFinished(Loader<Cursor> cursorLoader, Cursor cursor) {
-    }
-
-    @Override
-    public void onLoaderReset(Loader<Cursor> cursorLoader) {
-
-    }
-
-
-    private interface ProfileQuery {
-        String[] PROJECTION = {
-                ContactsContract.CommonDataKinds.Email.ADDRESS,
-                ContactsContract.CommonDataKinds.Email.IS_PRIMARY,
-        };
-
-        int ADDRESS = 0;
-        int IS_PRIMARY = 1;
-    }
-
     void finishLogin(Intent intent) {
         String accountName = intent.getStringExtra(AccountManager.KEY_ACCOUNT_NAME);
         String accountPassword = intent.getStringExtra(PARAM_USER_PASS);