我按照以下说明编译、安装并成功运行了基于 chromium 46(标签 46.0.2490.71)的自定义 webview:
https://www.chromium.org/developers/how-tos/android-build-instructions
并构建了忍者目标“system_webview_apk”。
而且效果很好!
现在我正尝试将它集成到我的基于 AOSP 构建的 lolipop 5.1.1_r29 的自定义 android 图像中。 构建和安装步骤有效,但是当应用程序试图扩充 webview 时,出现以下错误:
E/AndroidRuntime: Caused by: java.lang.IllegalArgumentException: Unsupported ABI: null
at dalvik.system.VMRuntime.getInstructionSet(VMRuntime.java:324)
at dalvik.system.VMRuntime.is64BitAbi(VMRuntime.java:337)
at android.webkit.WebViewFactory.getWebViewNativeLibraryPaths(WebViewFactory.java:286)
(文章末尾的完整堆栈跟踪)
奇怪的是,如果我采用完全相同的 APK,并使用 ADB 安装它:
adb shell stop
adb pull /system/app/webview/webview.apk
adb shell rm -rf /system/app/webview/
adb shell start
adb install webview.apk
然后错误消失, WebView 正确显示。
接下来,如果我把它放回/system/app :
adb uninstall com.android.webview
adb push webview.apk /system/app/webview/webview.apk
adb shell stop
adb shell start
它再次失败并出现同样的错误。
我对“Unsupported ABI: null”的调查只给了我这个: https://code.google.com/p/chromium/issues/detail?id=559720
但好像不相关。
我需要在 android 5.1.1 上基于 chromium 46(至少)的 webview。
任何帮助、线索或建议将不胜感激:)
在 Nexus 6 上:
root@shamu:/ # ll /system/lib/libwebv*
-rw-r--r-- root root 31282132 2008-04-15 23:40 libwebviewchromium.so
-rw-r--r-- root root 5376 2015-12-09 15:51 libwebviewchromium_loader.so
-rw-r--r-- root root 9532 2015-12-09 15:51 libwebviewchromium_plat_support.so
Chromium 构建配置:
$ cat chromium.gyp_env
{ 'GYP_DEFINES': 'target_arch=arm OS=android', }
$ cat .gclient
solutions = [
{ "name" : "src",
"url" : "https://chromium.googlesource.com/chromium/src.git",
"deps_file" : "DEPS",
"managed" : False,
"custom_deps" : {
},
"safesync_url": "",
},
]
cache_dir = None
target_os = ["android"]
完整的堆栈跟踪:
java.lang.RuntimeException: Unable to start activity ComponentInfo{com.example.webviewui/com.example.webviewui.MainActivity}: android.view.InflateException: Binary XML file line #6: Error inflating class android.webkit.WebView
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2325)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2387)
at android.app.ActivityThread.access$800(ActivityThread.java:151)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1303)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:135)
at android.app.ActivityThread.main(ActivityThread.java:5254)
at java.lang.reflect.Method.invoke(Native Method)
at java.lang.reflect.Method.invoke(Method.java:372)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:903)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:698)
Caused by: android.view.InflateException: Binary XML file line #6: Error inflating class android.webkit.WebView
at android.view.LayoutInflater.createView(LayoutInflater.java:633)
at com.android.internal.policy.impl.PhoneLayoutInflater.onCreateView(PhoneLayoutInflater.java:55)
at android.view.LayoutInflater.onCreateView(LayoutInflater.java:682)
at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:741)
at android.view.LayoutInflater.rInflate(LayoutInflater.java:806)
at android.view.LayoutInflater.inflate(LayoutInflater.java:504)
at android.view.LayoutInflater.inflate(LayoutInflater.java:414)
at android.view.LayoutInflater.inflate(LayoutInflater.java:365)
at com.android.internal.policy.impl.PhoneWindow.setContentView(PhoneWindow.java:378)
at android.app.Activity.setContentView(Activity.java:2145)
at com.example.webviewui.MainActivity.onCreate(MainActivity.java:48)
at android.app.Activity.performCreate(Activity.java:5990)
at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1106)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2278)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2387)
at android.app.ActivityThread.access$800(ActivityThread.java:151)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1303)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:135)
at android.app.ActivityThread.main(ActivityThread.java:5254)
at java.lang.reflect.Method.invoke(Native Method)
at java.lang.reflect.Method.invoke(Method.java:372)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:903)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:698)
Caused by: java.lang.reflect.InvocationTargetException
at java.lang.reflect.Constructor.newInstance(Native Method)
at java.lang.reflect.Constructor.newInstance(Constructor.java:288)
at android.view.LayoutInflater.createView(LayoutInflater.java:607)
at com.android.internal.policy.impl.PhoneLayoutInflater.onCreateView(PhoneLayoutInflater.java:55)
at android.view.LayoutInflater.onCreateView(LayoutInflater.java:682)
at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:741)
at android.view.LayoutInflater.rInflate(LayoutInflater.java:806)
at android.view.LayoutInflater.inflate(LayoutInflater.java:504)
at android.view.LayoutInflater.inflate(LayoutInflater.java:414)
at android.view.LayoutInflater.inflate(LayoutInflater.java:365)
at com.android.internal.policy.impl.PhoneWindow.setContentView(PhoneWindow.java:378)
at android.app.Activity.setContentView(Activity.java:2145)
at com.example.webviewui.MainActivity.onCreate(MainActivity.java:48)
at android.app.Activity.performCreate(Activity.java:5990)
at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1106)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2278)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2387)
at android.app.ActivityThread.access$800(ActivityThread.java:151)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1303)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:135)
at android.app.ActivityThread.main(ActivityThread.java:5254)
at java.lang.reflect.Method.invoke(Native Method)
at java.lang.reflect.Method.invoke(Method.java:372)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:903)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:698)
Caused by: java.lang.IllegalArgumentException: Unsupported ABI: null
at dalvik.system.VMRuntime.getInstructionSet(VMRuntime.java:324)
at dalvik.system.VMRuntime.is64BitAbi(VMRuntime.java:337)
at android.webkit.WebViewFactory.getWebViewNativeLibraryPaths(WebViewFactory.java:286)
at android.webkit.WebViewFactory.loadNativeLibrary(WebViewFactory.java:397)
at android.webkit.WebViewFactory.getProvider(WebViewFactory.java:103)
at android.webkit.WebView.getFactory(WebView.java:2194)
at android.webkit.WebView.ensureProviderCreated(WebView.java:2189)
at android.webkit.WebView.setOverScrollMode(WebView.java:2248)
at android.view.View.<init>(View.java:3588)
at android.view.View.<init>(View.java:3682)
at android.view.ViewGroup.<init>(ViewGroup.java:497)
at android.widget.AbsoluteLayout.<init>(AbsoluteLayout.java:55)
at android.webkit.WebView.<init>(WebView.java:544)
at android.webkit.WebView.<init>(WebView.java:489)
at android.webkit.WebView.<init>(WebView.java:472)
at android.webkit.WebView.<init>(WebView.java:459)
at java.lang.reflect.Constructor.newInstance(Native Method)
at java.lang.reflect.Constructor.newInstance(Constructor.java:288)
at android.view.LayoutInflater.createView(LayoutInflater.java:607)
at com.android.internal.policy.impl.PhoneLayoutInflater.onCreateView(PhoneLayoutInflater.java:55)
at android.view.LayoutInflater.onCreateView(LayoutInflater.java:682)
at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:741)
at android.view.LayoutInflater.rInflate(LayoutInflater.java:806)
at android.view.LayoutInflater.inflate(LayoutInflater.java:504)
at android.view.LayoutInflater.inflate(LayoutInflater.java:414)
at android.view.LayoutInflater.inflate(LayoutInflater.java:365)
at com.android.internal.policy.impl.PhoneWindow.setContentView(PhoneWindow.java:378)
at android.app.Activity.setContentView(Activity.java:2145)
at com.example.webviewui.MainActivity.onCreate(MainActivity.java:48)
at android.app.Activity.performCreate(Activity.java:5990)
at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1106)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2278)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2387)
at android.app.ActivityThread.access$800(ActivityThread.java:151)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1303)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:135)
at android.app.ActivityThread.main(ActivityThread.java:5254)
at java.lang.reflect.Method.invoke(Native Method)
at java.lang.reflect.Method.invoke(Method.java:372)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:903)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:698)
最佳答案
在为 arm 编译 WebView 时,Chromium(64.0.3282.134,可能还有其他版本)将以 armv7 为目标。这导致将 native 库放在 apk 中的 armeabi-v7a 文件夹下。当它安装在我的示例 armv7 Android 5.1.1 设备上时,Android 将运行 dex2opt 来处理 apk。这样做时,它将在 armeabi 文件夹下查找 native 库,而不是 armeabi-v7a 文件夹。因此,它永远找不到库,并且在启动 WebView 时失败。
Chromium 的消息来源有评论说它不再支持 armeabi,因此为此构建似乎不可行。我确实尝试为 arm 版本 6 显式构建并遇到编译失败。
我找到的解决方法是:
armeabi-v7a 重命名为 armeabizipalign 和 apksigner 准备安装 apk这样做我观察到 Android 5.1.1 设备能够找到 native 库并在启动 WebView 时使用它们。
关于android - "Unsupported ABI"chromium webview 错误,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/34203419/
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