更新
我的应用程序在实时应用程序中不断发生崩溃。每周有 100-200 次崩溃。所以我开始悬赏这个问题。如果有人解决了。请帮忙。
但是,99% 的用户都没有崩溃。这些崩溃可能会影响我的应用程序在 Play 商店中的 repo 。所以如果我没有得到解决方案,那么我最终将删除此功能以在 FirebaseAuth 中通过电子邮件/密码登录:/
问题:
我在 Android 应用程序 Firebase 身份验证登录中发生了多次崩溃(249 名用户发生了 295 次崩溃)。 1-2% 的用户尝试通过电子邮件密码登录时遇到此崩溃。我研究了这个错误并得到提示,当播放服务未运行时会发生这种情况 this answer.
仅供引用,google/Facebook 身份验证运行完美。此问题仅在通过电子邮件密码登录时出现。
我尝试了什么?
我试图在登录方法上放置一个 try-catch block 。并试图捕捉这个异常。作为解决方案,我想显示一个对话框,通知用户播放服务未运行。并且他可以手动打开play-store启动play-service,然后再访问这个。
但正如我在 Fabric 上看到的那样,崩溃永远不会出现在 catch block 中,并且当发生此异常时应用程序会崩溃。因为这个错误是在FirebaseAuth SDK中抛出的。
需要什么?
首先我想确定这个异常的原因。如果由于播放服务未运行而发生这种情况,那么我想向用户显示一个对话框。当前从未显示,并且在出现以下异常后崩溃。
Fatal Exception: com.google.android.gms.g.f: com.google.firebase.e: A network error (such as timeout, interrupted connection or unreachable host) has occurred.
at com.google.android.gms.tasks.zzu.getResult(Unknown Source)
at com.startech.dreamteam11.app.activities.ActivityLogin.tryLogin(Unknown Source)
at com.startech.dreamteam11.app.activities.ActivityLogin.lambda$-wlX6lv_j3Q0nUN9OuqzHS7ZGP4(Unknown Source)
at com.startech.dreamteam11.app.activities.-$$Lambda$ActivityLogin$-wlX6lv_j3Q0nUN9OuqzHS7ZGP4.onComplete(lambda)
at com.google.android.gms.tasks.zzj.run(Unknown Source)
at android.os.Handler.handleCallback(Handler.java:739)
at android.os.Handler.dispatchMessage(Handler.java:95)
at android.os.Looper.loop(Looper.java:145)
at android.app.ActivityThread.main(ActivityThread.java:6946)
at java.lang.reflect.Method.invoke(Method.java)
at java.lang.reflect.Method.invoke(Method.java:372)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1404)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1199)
代码
private void loginViaEmailPassword(String email, String pass) {
showProgressBar();
try {
// check if user is registered. then try login
FirebaseAuth.getInstance().fetchSignInMethodsForEmail(email).addOnCompleteListener(task -> {
SignInMethodQueryResult result = task.getResult();
if (task.isSuccessful() && result != null && result.getSignInMethods() != null && result.getSignInMethods().size() > 0) {
// user is registered, now try login
tryLogIn(email, pass, new OnFireBaseLogin() {
@Override
public void onSuccess(FirebaseUser user) {
// check if email is verified, if not send verification email.
if (user.isEmailVerified()) {
// user is verified, redirect to main screen
startMainActivity();
} else {
sendVerificationEmail(user, task1 -> {
hideProgressBar();
FirebaseAuth.getInstance().signOut();
if (task1.isSuccessful()) {
Utilities.getInstance().showDialog(ActivityLogin.this, getString(R.string.sent_verification_email), getString(R.string.msg_sent_verification_email), (dialog, which) -> {
dialog.dismiss();
});
} else {
errorMessage(getString(R.string.msg_error_sending_email));
}
});
}
}
@Override
public void onError(int error, @Nullable Throwable exception) {
hideProgressBar();
assert exception != null;
{
App.getInstance().logException(new Exception(exception), getClass());
errorMessage(exception.getMessage());
}
}
});
} else {
hideProgressBar();
errorMessage(getString(R.string.msg_email_not_registered));
}
});
} catch (Exception e) {
hideProgressBar();
App.getInstance().logException(e, getClass(), true);
Utilities.getInstance().showDialog(this, getString(R.string.some_error_occurred), getString(R.string.msg_fail_login_play_service)).show();
}
}
public void tryLogIn(String email, String pass) {
FirebaseAuth.getInstance().signInWithEmailAndPassword(email, pass).addOnCompleteListener(new OnCompleteListener<AuthResult>() {
@Override
public void onComplete(@NonNull Task<AuthResult> task) {
FirebaseUser currentUser = FirebaseAuth.getInstance().getCurrentUser();
if (task.isSuccessful() && currentUser != null) {
Log.w(TAG, "signInWithCustomToken:success", task.getException());
successResponse(currentUser);
} else {
Log.w(TAG, "signInWithCustomToken:failure", task.getException());
errorResponse(0, task.getException());
}
}
});
}
最佳答案
试试这段代码
bt.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
if (Validation.loginValidation(edtEmail, edtPass)) {
loginFirebase(edtEmail.getText().toString(), edtPass.getText().toString(), firebaseAuth);
}
}
});
public void loginFirebase(String email, String pass, FirebaseAuth firebaseAuth) {
progressDialog.setTitle("Please Wait.....");
progressDialog.setMessage("Processing....");
progressDialog.setCancelable(false);
progressDialog.show();
(firebaseAuth.signInWithEmailAndPassword(email, pass)).addOnCompleteListener(new OnCompleteListener<AuthResult>() {
@Override
public void onComplete(@NonNull Task<AuthResult> task) {
if (task.isSuccessful()) {
progressDialog.dismiss();
Toast.makeText(getActivity(), "Login Successful", Toast.LENGTH_LONG).show();
Intent i = new Intent(getActivity(), DrawerMain.class);
startActivity(i);
edtEmail.setText("");
edtPass.setText("");
} else {
Log.e("Error", task.getException().toString());
Toast.makeText(getActivity(), task.getException().getMessage(), Toast.LENGTH_LONG).show();
}
}
});
}
希望对您有所帮助!
谢谢。
关于android - Firebase 身份验证 - 发生网络错误(例如超时、连接中断或主机无法访问),我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/54971609/