forked from MarcoBuster/Magisk
81 lines
2.5 KiB
Java
81 lines
2.5 KiB
Java
package com.topjohnwu.magisk;
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import android.annotation.SuppressLint;
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import android.app.AppComponentFactory;
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import android.app.Application;
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import android.content.Context;
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import android.content.ContextWrapper;
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import android.content.res.Configuration;
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import android.os.Build;
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import android.util.Log;
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import com.topjohnwu.magisk.utils.DynAPK;
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import com.topjohnwu.magisk.utils.DynamicClassLoader;
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import java.io.File;
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import java.lang.reflect.Method;
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import static com.topjohnwu.magisk.DownloadActivity.TAG;
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public class DelegateApplication extends Application {
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static File MANAGER_APK;
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private Object factory;
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private Application delegate;
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public DelegateApplication() {}
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public DelegateApplication(Object o) {
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factory = o;
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}
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@Override
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protected void attachBaseContext(Context base) {
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super.attachBaseContext(base);
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if (Build.VERSION.SDK_INT >= 28) {
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setUpDynAPK();
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} else {
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MANAGER_APK = new File(base.getCacheDir(), "manager.apk");
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}
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}
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@Override
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public void onConfigurationChanged(Configuration newConfig) {
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super.onConfigurationChanged(newConfig);
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delegate.onConfigurationChanged(newConfig);
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}
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@SuppressLint("NewApi")
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private void setUpDynAPK() {
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DelegateComponentFactory factory = (DelegateComponentFactory) this.factory;
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MANAGER_APK = DynAPK.current(this);
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File update = DynAPK.update(this);
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if (update.exists())
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update.renameTo(MANAGER_APK);
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if (MANAGER_APK.exists()) {
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ClassLoader cl = new DynamicClassLoader(MANAGER_APK, factory.loader);
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try {
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// Create the delegate AppComponentFactory
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Object df = cl.loadClass("a.a").newInstance();
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// Create the delegate Application
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delegate = (Application) cl.loadClass("a.e").getConstructor(Object.class)
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.newInstance(DynAPK.pack(Mapping.data));
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// Call attachBaseContext without ContextImpl to show it is being wrapped
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Method m = ContextWrapper.class.getDeclaredMethod("attachBaseContext", Context.class);
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m.setAccessible(true);
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m.invoke(delegate, this);
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// If everything went well, set our loader and delegate
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factory.delegate = (AppComponentFactory) df;
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factory.loader = cl;
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} catch (Exception e) {
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Log.e(TAG, "dyn load", e);
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MANAGER_APK.delete();
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}
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}
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}
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}
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