我试图创建一个应用程序作为一个YouTube播放器。它成功启动,但每当我试图打开我的应用程序。App正在停止仿真器。我想不出我的问题。感谢你的帮助。
MainAcivity.java
package com.example.youtubeplayer;
import androidx.appcompat.app.AppCompatActivity;
import android.os.Bundle;
import androidx.annotation.Nullable;
import android.widget.Toast;
import com.google.android.youtube.player.YouTubeInitializationResult;
import com.google.android.youtube.player.YouTubePlayer;
import com.google.android.youtube.player.YouTubePlayerView;
public class MainActivity extends AppCompatActivity {
String api_key = "AIzaSyDoCqWQdWVzhVX1BgHFzV1Ara3iH-vMpZk";
@Override
protected void
onCreate(@Nullable Bundle savedInstanceState)
{
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
// Get reference to the view of Video player
YouTubePlayerView ytPlayer = findViewById(R.id.ytPlayer);
ytPlayer.initialize(
api_key,
new YouTubePlayer.OnInitializedListener() {
// Implement two methods by clicking on red
// error bulb inside onInitializationSuccess
// method add the video link or the playlist
// link that you want to play In here we
// also handle the play and pause
// functionality
@Override
public void onInitializationSuccess(
YouTubePlayer.Provider provider,
YouTubePlayer youTubePlayer, boolean b)
{
youTubePlayer.loadVideo("gEPIyWlAwIw");
youTubePlayer.play();
}
// Inside onInitializationFailure
// implement the failure functionality
// Here we will show toast
@Override
public void onInitializationFailure(YouTubePlayer.Provider provider,
YouTubeInitializationResult
youTubeInitializationResult)
{
Toast.makeText(getApplicationContext(), "Video player Failed", Toast.LENGTH_SHORT).show();
}
});
}
}AndroidManifest.xml
<?xml version="1.0" encoding="utf-8"?>
<uses-permission android:name="android.permission.INTERNET"/>
<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/Theme.YouTubePlayer">
<activity
android:name=".MainActivity"
android:exported="true">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
</application>
</manifest>activity_main.xml
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:context=".MainActivity">
<com.google.android.youtube.player.YouTubePlayerView
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:id="@+id/ytPlayer"
app:layout_constraintTop_toTopOf="parent"/>
</RelativeLayout>Logcat
2022-01-19 12:11:16.396 8958-8958/? I/e.youtubeplaye: Not late-enabling -Xcheck:jni (already on)
2022-01-19 12:11:16.409 8958-8958/? E/e.youtubeplaye: Unknown bits set in runtime_flags: 0x8000
2022-01-19 12:11:16.409 8958-8958/? W/e.youtubeplaye: Unexpected CPU variant for X86 using defaults: x86
2022-01-19 12:11:16.656 8958-8991/com.example.youtubeplayer D/libEGL: Emulator has host GPU support, qemu.gles is set to 1.
2022-01-19 12:11:16.656 8958-8991/com.example.youtubeplayer W/libc: Unable to set property "qemu.gles" to "1": connection failed; errno=13 (Permission denied)
2022-01-19 12:11:16.650 8958-8958/com.example.youtubeplayer W/RenderThread: type=1400 audit(0.0:46): avc: denied { write } for name="property_service" dev="tmpfs" ino=267 scontext=u:r:untrusted_app:s0:c133,c256,c512,c768 tcontext=u:object_r:property_socket:s0 tclass=sock_file permissive=0 app=com.example.youtubeplayer
2022-01-19 12:11:16.669 8958-8991/com.example.youtubeplayer D/libEGL: loaded /vendor/lib/egl/libEGL_emulation.so
2022-01-19 12:11:16.672 8958-8991/com.example.youtubeplayer D/libEGL: loaded /vendor/lib/egl/libGLESv1_CM_emulation.so
2022-01-19 12:11:16.675 8958-8991/com.example.youtubeplayer D/libEGL: loaded /vendor/lib/egl/libGLESv2_emulation.so
2022-01-19 12:11:16.834 8958-8958/com.example.youtubeplayer W/e.youtubeplaye: Accessing hidden method Landroid/view/View;->computeFitSystemWindows(Landroid/graphics/Rect;Landroid/graphics/Rect;)Z (greylist, reflection, allowed)
2022-01-19 12:11:16.835 8958-8958/com.example.youtubeplayer W/e.youtubeplaye: Accessing hidden method Landroid/view/ViewGroup;->makeOptionalFitsSystemWindows()V (greylist, reflection, allowed)
2022-01-19 12:11:16.853 8958-8958/com.example.youtubeplayer D/AndroidRuntime: Shutting down VM
2022-01-19 12:11:16.854 8958-8958/com.example.youtubeplayer E/AndroidRuntime: FATAL EXCEPTION: main
Process: com.example.youtubeplayer, PID: 8958
java.lang.RuntimeException: Unable to start activity ComponentInfo{com.example.youtubeplayer/com.example.youtubeplayer.MainActivity}: android.view.InflateException: Binary XML file line #13 in com.example.youtubeplayer:layout/activity_main: Binary XML file line #13 in com.example.youtubeplayer:layout/activity_main: Error inflating class com.google.android.youtube.player.YouTubePlayerView
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:3270)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3409)
at android.app.servertransaction.LaunchActivityItem.execute(LaunchActivityItem.java:83)
at android.app.servertransaction.TransactionExecutor.executeCallbacks(TransactionExecutor.java:135)
at android.app.servertransaction.TransactionExecutor.execute(TransactionExecutor.java:95)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:2016)
at android.os.Handler.dispatchMessage(Handler.java:107)
at android.os.Looper.loop(Looper.java:214)
at android.app.ActivityThread.main(ActivityThread.java:7356)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:492)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:930)
Caused by: android.view.InflateException: Binary XML file line #13 in com.example.youtubeplayer:layout/activity_main: Binary XML file line #13 in com.example.youtubeplayer:layout/activity_main: Error inflating class com.google.android.youtube.player.YouTubePlayerView
Caused by: android.view.InflateException: Binary XML file line #13 in com.example.youtubeplayer:layout/activity_main: Error inflating class com.google.android.youtube.player.YouTubePlayerView
Caused by: java.lang.reflect.InvocationTargetException
at java.lang.reflect.Constructor.newInstance0(Native Method)
at java.lang.reflect.Constructor.newInstance(Constructor.java:343)
at android.view.LayoutInflater.createView(LayoutInflater.java:854)
at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:1006)
at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:961)
at android.view.LayoutInflater.rInflate(LayoutInflater.java:1123)
at android.view.LayoutInflater.rInflateChildren(LayoutInflater.java:1084)
at android.view.LayoutInflater.inflate(LayoutInflater.java:682)
at android.view.LayoutInflater.inflate(LayoutInflater.java:534)
at android.view.LayoutInflater.inflate(LayoutInflater.java:481)
at androidx.appcompat.app.AppCompatDelegateImpl.setContentView(AppCompatDelegateImpl.java:706)
at androidx.appcompat.app.AppCompatActivity.setContentView(AppCompatActivity.java:195)
at com.example.youtubeplayer.MainActivity.onCreate(MainActivity.java:21)
at android.app.Activity.performCreate(Activity.java:7802)
at android.app.Activity.performCreate(Activity.java:7791)
at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1299)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:3245)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3409)
at android.app.servertransaction.LaunchActivityItem.execute(LaunchActivityItem.java:83)
at android.app.servertransaction.TransactionExecutor.executeCallbacks(TransactionExecutor.java:135)
at android.app.servertransaction.TransactionExecutor.execute(TransactionExecutor.java:95)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:2016)
at android.os.Handler.dispatchMessage(Handler.java:107)
at android.os.Looper.loop(Looper.java:214)
at android.app.ActivityThread.main(ActivityThread.java:7356)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:492)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:930)
Caused by: java.lang.IllegalStateException: A YouTubePlayerView can only be created with an Activity which extends YouTubeBaseActivity as its context.
2022-01-19 12:11:16.854 8958-8958/com.example.youtubeplayer E/AndroidRuntime: at com.google.android.youtube.player.YouTubePlayerView.<init>(Unknown Source:19)
at com.google.android.youtube.player.YouTubePlayerView.<init>(Unknown Source:1)
... 28 more发布于 2022-01-19 07:28:50
您的堆栈跟踪中有明确的提示(第4行从发布行的底部)
YouTubePlayerView只能通过扩展YouTubeBaseActivity作为上下文的活动来创建。
所以换这条线
public class MainActivity extends AppCompatActivity {到这个
public class MainActivity extends YouTubeBaseActivity {https://stackoverflow.com/questions/70766461
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