我正在尝试登录我的Android应用程序。我使用相同的类名包生成了google-services.json，并将其复制到我的应用程序的app文件夹中。在尝试登录时显示昏暗的屏幕，然后显示我尝试登录的页面的白色屏幕。
这是我的活动类
的代码段// Button click listeners
btnSignIn.setOnClickListener(this);
btnSignOut.setOnClickListener(this);
btnRevokeAccess.setOnClickListener(this);
mGoogleApiClient = new GoogleApiClient.Builder(this)
.addConnectionCallbacks(this)
.addOnConnectionFailedListener(this).addApi(Plus.API)
.addScope(Plus.SCOPE_PLUS_LOGIN).build();
Log.e(TAG, "onCreate End!");
}
protected void onStart() {
Log.e(TAG, "onStart!");
super.onStart();
mGoogleApiClient.connect();
Log.e(TAG, "onStart end!");
}
protected void onStop() {
Log.e(TAG, "onStop!");
if (mGoogleApiClient.isConnected()) {
mGoogleApiClient.disconnect();
}
super.onStop();
}
/**
* Method to resolve any signin errors
* */
private void resolveSignInError() {
PendingIntent signInIntent = mConnectionResult.getResolution();
if (signInIntent != null) {
if (mConnectionResult.hasResolution()) {
try {
mIntentInProgress = true;
mConnectionResult.startResolutionForResult(this, RC_SIGN_IN);
} catch (SendIntentException e) {
mIntentInProgress = false;
mGoogleApiClient.connect();
}
}
} else {
showDialog(DIALOG_PLAY_SERVICES_ERROR);
}
}
@Override
protected Dialog onCreateDialog(int id) {
switch(id) {
case DIALOG_PLAY_SERVICES_ERROR:
if (GooglePlayServicesUtil.isUserRecoverableError(mConnectionResult.getErrorCode())) {
return GooglePlayServicesUtil.getErrorDialog(
mConnectionResult.getErrorCode(),
this,
RC_SIGN_IN,
new DialogInterface.OnCancelListener() {
@Override
public void onCancel(DialogInterface dialog) {
Log.e(TAG, "Google Play services resolution cancelled");
}
});
} else {
return new AlertDialog.Builder(this)
.setMessage(R.string.play_services_error)
.setPositiveButton(R.string.close,
new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
Log.e(TAG, "Google Play services error could not be "
+ "resolved: " + mConnectionResult.getErrorCode());
}
}).create();
}
default:
return super.onCreateDialog(id);
}
}
@Override
public void onConnectionFailed(ConnectionResult result) {
Log.i(TAG, "onConnectionFailed: ConnectionResult.getErrorCode() = " + result.getErrorCode());
Log.i(TAG, "See error types in http://developer.android.com/reference/com/google/android/gms/common/ConnectionResult.html");
if (!result.hasResolution()) {
GooglePlayServicesUtil.getErrorDialog(result.getErrorCode(), this,
0).show();
return;
}
if (result.getErrorCode() == ConnectionResult.SIGN_IN_REQUIRED) {
Log.i(TAG, "Error type: SIGN_IN_REQUIRED");
}
if (result.getErrorCode() == ConnectionResult.NETWORK_ERROR ) {
Log.i(TAG, "Error type: NETWORK_ERROR ");
}
if (result.getErrorCode() == ConnectionResult.API_UNAVAILABLE) {
// An API requested for GoogleApiClient is not available. The device's current
// configuration might not be supported with the requested API or a required component
// may not be installed, such as the Android Wear application. You may need to use a
// second GoogleApiClient to manage the application's optional APIs.
} else if (!mIntentInProgress) {
Log.i(TAG, "not IntentInProgress!");
// Store the ConnectionResult for later usage
mConnectionResult = result;
if (mSignInClicked) {
Log.i(TAG, "signInAlreadyClicked! Resolving sign error...");
// The user has already clicked 'sign-in' so we attempt to
// resolve all
// errors until the user is signed in, or they cancel.
resolveSignInError();
}
}
Log.i(TAG, "onConnectionFailed end!");
//TODO: Sign OUT?
}
@Override
protected void onActivityResult(int requestCode, int responseCode,
Intent intent) {
if (requestCode == RC_SIGN_IN) {
if (responseCode != RESULT_OK) {
mSignInClicked = false;
}
mIntentInProgress = false;
if (!mGoogleApiClient.isConnecting()) {
mGoogleApiClient.connect();
}
}
}
@Override
public void onConnected(Bundle arg0) {
mSignInClicked = false;
Toast.makeText(this, "User is connected!", Toast.LENGTH_LONG).show();
// Get user's information
getProfileInformation();
// Update the UI after signin
updateUI(true);
}
/**
* Updating the UI, showing/hiding buttons and profile layout
* */
private void updateUI(boolean isSignedIn) {
if (isSignedIn) {
btnSignIn.setVisibility(View.GONE);
btnSignOut.setVisibility(View.VISIBLE);
btnRevokeAccess.setVisibility(View.VISIBLE);
llProfileLayout.setVisibility(View.VISIBLE);
} else {
btnSignIn.setVisibility(View.VISIBLE);
btnSignOut.setVisibility(View.GONE);
btnRevokeAccess.setVisibility(View.GONE);
llProfileLayout.setVisibility(View.GONE);
}
}
/**
* Fetching user's information name, email, profile pic
* */
private void getProfileInformation() {
try {
if (Plus.PeopleApi.getCurrentPerson(mGoogleApiClient) != null) {
Person currentPerson = Plus.PeopleApi
.getCurrentPerson(mGoogleApiClient);
String personName = currentPerson.getDisplayName();
String personPhotoUrl = currentPerson.getImage().getUrl();
String personGooglePlusProfile = currentPerson.getUrl();
String email = Plus.AccountApi.getAccountName(mGoogleApiClient);
Log.i(TAG, "Name: " + personName + ", plusProfile: "
+ personGooglePlusProfile + ", email: " + email
+ ", Image: " + personPhotoUrl);
txtName.setText(personName);
txtEmail.setText(email);
// by default the profile url gives 50x50 px image only
// we can replace the value with whatever dimension we want by
// replacing sz=X
personPhotoUrl = personPhotoUrl.substring(0,
personPhotoUrl.length() - 2)
+ PROFILE_PIC_SIZE;
new LoadProfileImage(imgProfilePic).execute(personPhotoUrl);
} else {
Toast.makeText(getApplicationContext(),
"Person information is null", Toast.LENGTH_LONG).show();
}
} catch (Exception e) {
e.printStackTrace();
}
}
@Override
public void onConnectionSuspended(int arg0) {
mGoogleApiClient.connect();
updateUI(false);
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
// Inflate the menu; this adds items to the action bar if it is present.
getMenuInflater().inflate(R.menu.main, menu);
return true;
}
/**
* Button on click listener
* */
@Override
public void onClick(View v) {
if (!mGoogleApiClient.isConnecting()) {
switch (v.getId()) {
case R.id.btn_sign_in:
// Signin button clicked
signInWithGplus();
break;
case R.id.btn_sign_out:
// Signout button clicked
signOutFromGplus();
break;
case R.id.btn_revoke_access:
// Revoke access button clicked
revokeGplusAccess();
break;
}
}
}
/**
* Sign-in into google
* */
private void signInWithGplus() {
if (!mGoogleApiClient.isConnecting()) {
// We only process button clicks when GoogleApiClient is not transitioning
// between connected and not connected.
mSignInClicked = true;
resolveSignInError();
}
}
/**
* Sign-out from google
* */
private void signOutFromGplus() {
if (mGoogleApiClient.isConnected()) {
Plus.AccountApi.clearDefaultAccount(mGoogleApiClient);
mGoogleApiClient.disconnect();
mGoogleApiClient.connect();
updateUI(false);
}
}
/**
* Revoking access from google
* */
private void revokeGplusAccess() {
if (mGoogleApiClient.isConnected()) {
Plus.AccountApi.clearDefaultAccount(mGoogleApiClient);
Plus.AccountApi.revokeAccessAndDisconnect(mGoogleApiClient)
.setResultCallback(new ResultCallback<Status>() {
@Override
public void onResult(Status arg0) {
Log.e(TAG, "User access revoked!");
mGoogleApiClient.disconnect();
mGoogleApiClient.connect();
updateUI(false);
}
});
}
}
/**
* Background Async task to load user profile picture from url
* */
private class LoadProfileImage extends AsyncTask<String, Void, Bitmap> {
ImageView bmImage;
public LoadProfileImage(ImageView bmImage) {
this.bmImage = bmImage;
}
protected Bitmap doInBackground(String... urls) {
String urldisplay = urls[0];
Bitmap mIcon11 = null;
try {
InputStream in = new java.net.URL(urldisplay).openStream();
mIcon11 = BitmapFactory.decodeStream(in);
} catch (Exception e) {
Log.e(TAG, e.getMessage());
e.printStackTrace();
}
return mIcon11;
}
protected void onPostExecute(Bitmap result) {
bmImage.setImageBitmap(result);
}
}
这是我的页面xml文件中的登录按钮，调用登录功能以使用google plus
进行身份验证<com.google.android.gms.common.SignInButton
android:id="@+id/btn_sign_in"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:layout_marginBottom="20dp"/>
Please why is my app not authenticating with google plus sign. Please assist