我是Android新手，刚刚使用Firebase制作了一个简单的登录应用程序。问题是，我先开发了注册页面，然后开发了登录页面。
现在，当我在LoginActivity中指定AndroidManifest时，它仍在呼叫RegisterActivity。
我尝试使高速缓存无效，但重新启动后却无济于事，它仍在调用RegisterActivity而不是LoginActivity
AndroidManifiest文件：
<application
android:allowBackup="true"
android:icon="@mipmap/ic_launcher"
android:label="@string/app_name"
android:roundIcon="@mipmap/ic_launcher_round"
android:supportsRtl="true"
android:theme="@style/AppTheme">
<activity android:name=".LoginActivity">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
<activity android:name=".RegisterStudent"></activity>
<activity android:name=".ResetPassword"></activity>
</application>
LoginActivity文件：
public class LoginActivity extends AppCompatActivity {
private EditText inputEmail, inputPassword;
private FirebaseAuth auth;
private ProgressBar progressBar;
private Button btnReset;
private TextView btnLogin;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_login);
auth = FirebaseAuth.getInstance();
.....
RegisterActivity文件：
public class RegisterStudent extends AppCompatActivity {
private TextInputLayout etStudentName, etStudentEmail, etPassword, etStudentPhone, etFeesPaid, etTotalfees;
private AppCompatSpinner batchesSpinner;
private Button registerStudentBtn;
private FirebaseAuth mAuth;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_register_student);
.....
日志猫：
01-07 01:47:49.582 16643-16643/? I/m.hitech.hitec: Late-enabling -Xcheck:jni
01-07 01:47:49.629 16643-16657/com.hitech.hitech I/m.hitech.hitec: The ClassLoaderContext is a special shared library.
01-07 01:47:49.771 16643-16643/com.hitech.hitech W/m.hitech.hitec: JIT profile information will not be recorded: profile file does not exits.
01-07 01:47:49.773 16643-16643/com.hitech.hitech I/chatty: uid=10187(com.hitech.hitech) identical 10 lines
01-07 01:47:49.773 16643-16643/com.hitech.hitech W/m.hitech.hitec: JIT profile information will not be recorded: profile file does not exits.
01-07 01:47:49.780 16643-16643/com.hitech.hitech I/Perf: Connecting to perf service.
01-07 01:47:49.803 16643-16643/com.hitech.hitech W/m.hitech.hitec: Unsupported class loader
01-07 01:47:49.804 16643-16643/com.hitech.hitech W/m.hitech.hitec: Skipping duplicate class check due to unsupported classloader
01-07 01:47:49.807 16643-16643/com.hitech.hitech W/DynamiteModule: Local module descriptor class for com.google.firebase.auth not found.
01-07 01:47:49.810 16643-16643/com.hitech.hitech W/DynamiteModule: Local module descriptor class for com.google.firebase.auth not found.
01-07 01:47:49.817 16643-16643/com.hitech.hitech I/BiChannelGoogleApi: [FirebaseAuth: ] No Fallback module; NOT setting up for lazy initialization
01-07 01:47:49.823 16643-16660/com.hitech.hitech W/DynamiteModule: Local module descriptor class for com.google.firebase.auth not found.
01-07 01:47:49.827 16643-16660/com.hitech.hitech I/FirebaseAuth: [FirebaseAuth:] Loading module via FirebaseOptions.
01-07 01:47:49.828 16643-16660/com.hitech.hitech I/FirebaseAuth: [FirebaseAuth:] Preparing to create service connection to gms implementation
01-07 01:47:49.841 16643-16643/com.hitech.hitech D/FirebaseAuth: Notifying id token listeners about user ( mfjhDZacBWgG3rjpPB7ZKkTPJQd2 ).
01-07 01:47:49.846 16643-16643/com.hitech.hitech D/FirebaseApp: com.google.firebase.crash.FirebaseCrash is not linked. Skipping initialization.
01-07 01:47:49.880 16643-16643/com.hitech.hitech V/FA: Cancelling job. JobID: 915335141
01-07 01:47:49.883 16643-16643/com.hitech.hitech V/FA: Registered activity lifecycle callback
01-07 01:47:49.884 16643-16643/com.hitech.hitech I/FirebaseInitProvider: FirebaseApp initialization successful
01-07 01:47:49.885 16643-16643/com.hitech.hitech I/InstantRun: starting instant run server: is main process
01-07 01:47:49.890 16643-16643/com.hitech.hitech V/Font: Change font:2
01-07 01:47:49.897 16643-16663/com.hitech.hitech V/FA: Collection enabled
01-07 01:47:49.897 16643-16663/com.hitech.hitech V/FA: App package, google app id: com.hitech.hitech, 1:432442387783:android:03d10637e6d05449
01-07 01:47:49.898 16643-16663/com.hitech.hitech I/FA: App measurement is starting up, version: 11717
To enable debug logging run: adb shell setprop log.tag.FA VERBOSE
To enable faster debug mode event logging run:
adb shell setprop debug.firebase.analytics.app com.hitech.hitech
01-07 01:47:49.898 16643-16663/com.hitech.hitech D/FA: Debug-level message logging enabled
01-07 01:47:49.902 16643-16666/com.hitech.hitech E/libc: Access denied finding property "vendor.debug.egl.profiler"
01-07 01:47:49.903 16643-16666/com.hitech.hitech E/libc: Access denied finding property "vendor.debug.prerotation.disable"
01-07 01:47:49.909 16643-16663/com.hitech.hitech V/FA: Connecting to remote service
01-07 01:47:49.914 16643-16663/com.hitech.hitech V/FA: Connection attempt already in progress
01-07 01:47:49.941 16643-16643/com.hitech.hitech V/FA: onActivityCreated
01-07 01:47:49.968 16643-16643/com.hitech.hitech W/m.hitech.hitec: Accessing hidden method Landroid/view/View;->computeFitSystemWindows(Landroid/graphics/Rect;Landroid/graphics/Rect;)Z (light greylist, reflection)
01-07 01:47:49.969 16643-16643/com.hitech.hitech W/m.hitech.hitec: Accessing hidden method Landroid/view/ViewGroup;->makeOptionalFitsSystemWindows()V (light greylist, reflection)
01-07 01:47:50.063 16643-16643/com.hitech.hitech D/FirebaseApp: Notifying auth state listeners.
Notified 0 auth state listeners.
01-07 01:47:50.074 16643-16643/com.hitech.hitech W/ActivityThread: handleWindowVisibility: no activity for token android.os.BinderProxy@ca54cf0
01-07 01:47:50.084 16643-16643/com.hitech.hitech V/FA: onActivityCreated
01-07 01:47:50.200 16643-16663/com.hitech.hitech V/FA: Connection attempt already in progress
01-07 01:47:50.201 16643-16663/com.hitech.hitech V/FA: Activity resumed, time: 730786762
01-07 01:47:50.201 16643-16643/com.hitech.hitech D/OpenGLRenderer: Skia GL Pipeline
01-07 01:47:50.202 16643-16663/com.hitech.hitech I/FA: Tag Manager is not found and thus will not be used
01-07 01:47:50.203 16643-16663/com.hitech.hitech D/FA: Logging event (FE): screen_view(_vs), Bundle[{firebase_event_origin(_o)=auto, firebase_screen_class(_sc)=RegisterStudent, firebase_screen_id(_si)=9094250577024489675}]
01-07 01:47:50.219 16643-16663/com.hitech.hitech V/FA: Connection attempt already in progress
01-07 01:47:50.219 16643-16663/com.hitech.hitech D/FA: Connected to remote service
01-07 01:47:50.219 16643-16663/com.hitech.hitech V/FA: Processing queued up service tasks: 4
01-07 01:47:50.273 16643-16657/com.hitech.hitech D/DecorView: onWindowFocusChangedFromViewRoot hasFocus: true, DecorView@182005e[RegisterStudent]
01-07 01:47:50.274 16643-16670/com.hitech.hitech I/Adreno: QUALCOMM build : 0bf40b0, I486bafd568
Build Date : 08/22/18
OpenGL ES Shader Compiler Version: EV031.25.03.00
Local Branch :
Remote Branch : refs/tags/AU_LINUX_ANDROID_LA.UM.7.3.R1.08.00.00.423.039
Remote Branch : NONE
Reconstruct Branch : NOTHING
Build Config : S P 6.0.3 AArch64
01-07 01:47:50.276 16643-16670/com.hitech.hitech E/libc: Access denied finding property "vendor.debug.prerotation.disable"
01-07 01:47:50.277 16643-16670/com.hitech.hitech E/libc: Access denied finding property "ro.vendor.graphics.memory"
Access denied finding property "vendor.debug.prerotation.disable"
Access denied finding property "vendor.debug.prerotation.disable"
01-07 01:47:50.278 16643-16670/com.hitech.hitech I/Adreno: PFP: 0x016ee170, ME: 0x00000000
01-07 01:47:50.278 16643-16670/com.hitech.hitech E/libc: Access denied finding property "vendor.debug.prerotation.disable"
01-07 01:47:50.280 16643-16670/com.hitech.hitech I/ConfigStore: android::hardware::configstore::V1_0::ISurfaceFlingerConfigs::hasWideColorDisplay retrieved: 1
android::hardware::configstore::V1_0::ISurfaceFlingerConfigs::hasHDRDisplay retrieved: 0
01-07 01:47:50.281 16643-16670/com.hitech.hitech I/OpenGLRenderer: Initialized EGL, version 1.4
01-07 01:47:50.281 16643-16670/com.hitech.hitech D/OpenGLRenderer: Swap behavior 2
01-07 01:47:50.285 16643-16670/com.hitech.hitech E/libc: Access denied finding property "vendor.debug.egl.changepixelformat"
01-07 01:47:50.334 16643-16670/com.hitech.hitech E/libc: Access denied finding property "vendor.debug.egl.swapinterval"
01-07 01:47:50.355 16643-16670/com.hitech.hitech E/libc: Access denied finding property "vendor.debug.egl.swapinterval"
01-07 01:47:51.845 16643-16670/com.hitech.hitech E/libc: Access denied finding property "vendor.debug.egl.swapinterval"
01-07 01:47:51.830 16643-16643/com.hitech.hitech W/RenderThread: type=1400 audit(0.0:6573004): avc: denied { read } for name="u:object_r:vendor_default_prop:s0" dev="tmpfs" ino=16956 scontext=u:r:untrusted_app:s0:c187,c256,c512,c768 tcontext=u:object_r:vendor_default_prop:s0 tclass=file permissive=0
01-07 01:47:51.850 16643-16643/com.hitech.hitech W/RenderThread: type=1400 audit(0.0:6573005): avc: denied { read } for name="u:object_r:vendor_default_prop:s0" dev="tmpfs" ino=16956 scontext=u:r:untrusted_app:s0:c187,c256,c512,c768 tcontext=u:object_r:vendor_default_prop:s0 tclass=file permissive=0
01-07 01:47:51.858 16643-16670/com.hitech.hitech E/libc: Access denied finding property "vendor.debug.egl.swapinterval"
01-07 01:47:51.860 16643-16643/com.hitech.hitech W/RenderThread: type=1400 audit(0.0:6573006): avc: denied { read } for name="u:object_r:vendor_default_prop:s0" dev="tmpfs" ino=16956 scontext=u:r:untrusted_app:s0:c187,c256,c512,c768 tcontext=u:object_r:vendor_default_prop:s0 tclass=file permissive=0
01-07 01:47:51.874 16643-16670/com.hitech.hitech E/libc: Access denied finding property "vendor.debug.egl.swapinterval"
01-07 01:47:51.880 16643-16643/com.hitech.hitech W/RenderThread: type=1400 audit(0.0:6573007): avc: denied { read } for name="u:object_r:vendor_default_prop:s0" dev="tmpfs" ino=16956 scontext=u:r:untrusted_app:s0:c187,c256,c512,c768 tcontext=u:object_r:vendor_default_prop:s0 tclass=file permissive=0
01-07 01:47:51.891 16643-16670/com.hitech.hitech E/libc: Access denied finding property "vendor.debug.egl.swapinterval"
01-07 01:47:51.900 16643-16643/com.hitech.hitech W/RenderThread: type=1400 audit(0.0:6573008): avc: denied { read } for name="u:object_r:vendor_default_prop:s0" dev="tmpfs" ino=16956 scontext=u:r:untrusted_app:s0:c187,c256,c512,c768 tcontext=u:object_r:vendor_default_prop:s0 tclass=file permissive=0
01-07 01:47:51.907 16643-16670/com.hitech.hitech E/libc: Access denied finding property "vendor.debug.egl.swapinterval"
01-07 01:47:51.992 16643-16670/com.hitech.hitech I/chatty: uid=10187(com.hitech.hitech) RenderThread identical 5 lines
01-07 01:47:52.007 16643-16670/com.hitech.hitech E/libc: Access denied finding property "vendor.debug.egl.swapinterval"
01-07 01:47:52.024 16643-16670/com.hitech.hitech E/libc: Access denied finding property "vendor.debug.egl.swapinterval"
01-07 01:47:52.090 16643-16670/com.hitech.hitech I/chatty: uid=10187(com.hitech.hitech) RenderThread identical 4 lines
01-07 01:47:52.107 16643-16670/com.hitech.hitech E/libc: Access denied finding property "vendor.debug.egl.swapinterval"
01-07 01:47:55.252 16643-16663/com.hitech.hitech V/FA: Inactivity, disconnecting from the service
01-07 01:48:19.541 16643-16663/com.hitech.hitech V/FA: Recording user engagement, ms: 29340
01-07 01:48:19.542 16643-16663/com.hitech.hitech V/FA: Connecting to remote service
01-07 01:48:19.545 16643-16663/com.hitech.hitech V/FA: Activity paused, time: 730816101
01-07 01:48:19.547 16643-16663/com.hitech.hitech D/FA: Logging event (FE): user_engagement(_e), Bundle[{firebase_event_origin(_o)=auto, engagement_time_msec(_et)=29340, firebase_screen_class(_sc)=RegisterStudent, firebase_screen_id(_si)=9094250577024489675}]
01-07 01:48:19.582 16643-16663/com.hitech.hitech V/FA: Connection attempt already in progress
01-07 01:48:19.582 16643-16663/com.hitech.hitech D/FA: Connected to remote service
01-07 01:48:19.582 16643-16663/com.hitech.hitech V/FA: Processing queued up service tasks: 2
01-07 01:48:24.607 16643-16663/com.hitech.hitech V/FA: Inactivity, disconnecting from the service
01-07 01:48:29.633 16643-16660/com.hitech.hitech I/FirebaseAuth: [FirebaseAuth:] Loading module via FirebaseOptions.
[FirebaseAuth:] Preparing to create service connection to gms implementation